Poslední příspěvky

Zobrazují se záznamy 901-1000 z 11326

  • Simulation of symptoms of Mental Health Disorders in Virtual Reality 

    Výsledek obhajoby: OBHÁJENO
    Sharma, Shivam (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 6. 9. 2023
    The target of the thesis is to develop a software tool for simulation of various symptoms of selected mental health disorders (e.g. depression, schizophrenia, etc.) using virtual reality (VR). This software will be applied ...
  • Space curves with Pythagorean Hodograph 

    Výsledek obhajoby: OBHÁJENO
    Schneider, Petr (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 6. 9. 2023
    The works discusses the basics of motions along curves in 3D space and especially those that are both rational and whose frames have the least rotation during their movement. These rotation minimizing rational frames open ...
  • Bayesovské klasifikační a regresní stromy 

    Výsledek obhajoby: OBHÁJENO
    Dvořák, Martin (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 11. 9. 2023
    The bachelor's thesis is devoted to classification and regression trees, their con- struction, and interpretation. In the first part, the reader gets acquainted with the structure of decision trees, basic definitions, and ...
  • Meeting the challenges of k-nearest neighbor search implementation for GPU accelerators 

    Výsledek obhajoby: OBHÁJENO
    Hanák, Drahomír (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 6. 9. 2023
    Similarity search is a commonly used technique in databases for finding objects si- milar to a query. It finds applications in content-based retrieval of complex objects like images, information retrieval, and statistical ...
  • Characterizing computations in a model of biological vision using deep-neural-network approaches. 

    Výsledek obhajoby: OBHÁJENO
    Nepožitek, David (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 5. 9. 2023
    In this thesis, we examine two kinds of models of the primary visual cor- tex: a deep neural network for system identification and a spiking model of a cat's primary visual cortex. Further progress in modelling visual sys- ...
  • Studium excitonových interakcí ve světlosběrných komplexech 

    Výsledek obhajoby: OBHÁJENO
    Bouda, Karel (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 4. 9. 2023
    The thesis explores the possible presence of exciton interaction in phycobilisomes, the large pigment-protein light-harvesting complexes occurring mainly in cyanobacteria. The technique of two-dimensional electron spectroscopy, ...
  • Vícesložková vlnová měření družice DEMETER 

    Výsledek obhajoby: OBHÁJENO
    Kotková, Marie (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 12. 9. 2023
    We analyze data from wave measurements performed by the DEMETER spacecraft in the frequency range up to 1250 Hz. We investigate the dependence of wave parameters on daytime, geomagnetic latitude, geomagnetic activity, and ...
  • Theory of ultrafast relaxation and internal conversion in chlorophyll molecules 

    Výsledek obhajoby: OBHÁJENO
    Ptáček, Michal (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 4. 9. 2023
  • Analýza vazby mezi teplotou vzduchu ve standardní výšce a v hladině bylinného patra v závislosti na meteorologických podmínkách 

    Výsledek obhajoby: OBHÁJENO
    Klimeš, Vojtěch (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 5. 9. 2023
    The forest microclimate is different from the conditions measured at mete- orological stations. Conditions in the herbaceous layer are influenced by both the surrounding vegetation and macroclimatic factors. In this thesis, ...
  • Testy nezávislosti dvou časových řad 

    Výsledek obhajoby: OBHÁJENO
    Zdeněk, Pavel (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 5. 9. 2023
    The goal of this diploma thesis is to introduce several tests of independence for time series following the ARMA model and then compare them within the simulation study. First, the basic theory of independence is reminded ...
  • Oscilace Atmosférických Neutrin v Experimentu Hyper-Kamiokande 

    Výsledek obhajoby: OBHÁJENO
    Štěpánek, Václav (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 5. 9. 2023
    This thesis focuses on the neutrino physics. The main theme of the thesis was the next generation water Cherenkov experiment Hyper-Kamiokande, which will play key role in the $\delta_{CP}$ measurement through the accelerator ...
  • Minimální Taylorovy klony na třech prvcích 

    Výsledek obhajoby: UZNÁNO
    Jankovec, Filip (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 5. 9. 2023
    Brady have classified all the minimal Taylor algebras on a three-element set up to term equivalence and isomorphism; there are 24 such algebras. The thesis studies the clones of these algebras. For 12 of them, the thesis ...
  • Procedural Generator of Short Detective-like Stories 

    Výsledek obhajoby: OBHÁJENO
    Iudin, Denis (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 6. 9. 2023
    Procedural generation of interactive stories is still an understudied area, most of the work on which is purely academic, while the application of these technologies in a practical, for a wide audience, area promises good ...
  • Klasifikace založená na směsových modelech 

    Výsledek obhajoby: OBHÁJENO
    Janečková, Lucie (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    This thesis deals with classification based on mixture models, mainly on models finite normal. At first, there are introduced basic definitions and characteristics of finite mix- tures. Afterwards there is described the ...
  • Automatická detekcia fake-news v slovenských textoch 

    Výsledek obhajoby: OBHÁJENO
    Romanský, Patrik (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 5. 9. 2023
    Fake news is a problem in recent years. This study focuses on detecting fake news written in the Slovak language using text classification methods. It is unique because it is the first to conduct such a comprehensive set ...
  • Distinguishing pairs of words using finite automata 

    Výsledek obhajoby: OBHÁJENO
    Bilan, Daria (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 11. 9. 2023
    This work considers a fundamental open problem in informatics - distin- guishing two words by a deterministic finite automaton with the smallest pos- sible number of states. We review the existing research, where proven ...
  • Teoretické a empirické kvantily a ich využitie pri konštrukcií predikčných intervalov 

    Výsledek obhajoby: OBHÁJENO
    Šimičák, Jakub (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 8. 9. 2023
    The purpose of the bachelor thesis is to introduce the reader to two approaches to the construction of prediction intervals. The first procedure assumes a probabilistic model and leads to a frequentist prediction interval ...
  • Gradientové zobrazení funkcí více proměnných 

    Výsledek obhajoby: UZNÁNO
    Jechumtál Skálová, Alena (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 5. 9. 2023
    Title: Gradient mapping of functions of several variables Author: Alena Skálová Department: Department of Mathematical Analysis Supervisor: doc. RNDr. Miroslav Zelený, Ph.D., Department of Mathematical Analysis Abstract: ...
  • Random Dynamical Systems and Their Applications 

    Výsledek obhajoby: OBHÁJENO
    Iuzbashev, Artem (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 5. 9. 2023
    This thesis extends the existing results in the theory of random dynamical systems driven by fractional noise in Hilbert space. In particular, it broadens the scope of ap- plicability of the results presented by Maria J. ...
  • Ověřování fyzikálních znalostí žáků vedených učitelem se zrakovým handicapem 

    Výsledek obhajoby: OBHÁJENO
    Šesták, Vojtěch (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 22. 6. 2023
    This paper classifies into categories, labels, and explains physics exercises based on distinct challenges visually impaired teachers may encounter. The challenges unique to each exercise category are also detailed. In ...
  • Numerické srovnání algoritmů CGLS a LSQR 

    Výsledek obhajoby: NEOBHÁJENO
    Mrňák, Petr (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 6. 9. 2023
    This bachelor thesis deals with the introduction of two algorithms, namely LSQR and CGLS, and then their comparison in the field of theory and the field of practi- cal application and computation. First, it is important ...
  • Elastic strings in general relativity 

    Výsledek obhajoby: OBHÁJENO
    Frühauf, Josef (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 5. 9. 2023
    We study a simple model of a one dimensional extended body in a gravitational field, consisting of two point particles connected by an elastic string, and derive equations of motion for this system in both classical mechanics ...
  • Data Lineage Analysis for Databricks platform 

    Výsledek obhajoby: OBHÁJENO
    Potočeková, Natália (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 6. 9. 2023
    Notebook-based technologies, like Databricks and Jupyter notebooks, have gained popularity in recent years due to their adaptability and convenience. A notebook is an interactive computational environment that allows users ...
  • Mnohorozměrné modelování volatility 

    Výsledek obhajoby: OBHÁJENO
    Jurák, František (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 11. 9. 2023
    This thesis deals with the formulation and estimation of the multivariate GARCH model. It mentions the various parameterizations of the multivariate GARCH model and discusses the relationships between them. The necessary ...
  • Expektily a jejich odhady 

    Výsledek obhajoby: OBHÁJENO
    Škurek, Jan (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 8. 9. 2023
    This bachelor's thesis focuses on studying expectiles as an alternative approach to traditional quantiles. Expectiles are becoming increasingly popular as risk measures in various fields, including finance and insurance ...
  • Hydrosphere structure of icy satellites 

    Výsledek obhajoby: OBHÁJENO
    Košíková, Terézia (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 5. 9. 2023
    The exploration of potential life on other celestial bodies within the Solar System is one of the key questions in planetary science. In this work, we focused on determining the hydrosphere of the icy moons Ganymede and ...
  • Odhady metodou maximálníhou součinu mezer 

    Výsledek obhajoby: OBHÁJENO
    Svoboda, Stanislav (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    In this thesis we study the maximum product spacing (MPS) estimation. First we shortly introduce the maximum likelihood (ML) method. Then, we explain the MPS me- thod in detail. Finally, in specific cases, we demonstrate ...
  • Porovnanie priamych regularizačných metód založených na najmenších štvorcoch pre úlohy zaťažené šumom 

    Výsledek obhajoby: OBHÁJENO
    Cepko, Tomáš (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 6. 9. 2023
    In this thesis we are going to deal with the inverse linear approximation problem Ax ≈ b, where our goal is to find the best approximation x of the unknown exact solution. We are going to especially focus on the so-called ...
  • Aproximace metodou TLS: lineární fitování dat pro problémy s nepřesným modelem 

    Výsledek obhajoby: OBHÁJENO
    Pokorná, Kateřina (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 6. 9. 2023
    In this thesis, we concern ourselves with the linear approximation problem, where errors in both the observation and the data are considered. We focus on the total least squares problem (TLS), which may be used in solving ...
  • Framework pro vizuální analýzu strukturních stavů proteinů 

    Výsledek obhajoby: OBHÁJENO
    Škrhák, Vít (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 6. 9. 2023
    Proteins are involved in most molecular processes in living organisms, and their study, therefore, finds use in many applications. The 3D structure plays a fundamental role in the protein's ability to bind other molecules ...
  • Kvantily pre smerové dáta 

    Výsledek obhajoby: OBHÁJENO
    Fedor, Jakub (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 11. 9. 2023
    In this thesis we study a special type of multidimentional data - directional data. The main part of this thesis consists of defining and comparing different ways of order- ing directional data. The most important functions ...
  • Coupling, transportní metrika a aplikace pro přibližné počítání 

    Výsledek obhajoby: OBHÁJENO
    Kluvancová, Rozálie (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    An important property of discrete-time Markov chains with finite state space is the rate of convergence of the marginal distribution of the chain to the stationary distribution (i.e. mixing rate). If we construct a coupling ...
  • Optimalizace Value at Risk pomocí celočíselného programování 

    Výsledek obhajoby: OBHÁJENO
    Fausek, Matěj (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 8. 9. 2023
    This thesis is focused on the portfolio optimization problem. The foundations of this problem were laid by Professor Markowitz (1952), who measured risk using the standard deviation of random returns. In this paper, the ...
  • Srovnání sekvenční a strukturních metod strojového učení pro predikci protein-ligand vazebných reziduí 

    Výsledek obhajoby: OBHÁJENO
    Divín, Prokop (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    The prediction of protein-ligand binding sites is an important task, allowing us to understand protein-ligand interactions, the understanding of which is essential in drug design and the development of certain areas of ...
  • Optimalizace experimentů pod vysokým tlakem pro měření optické aktivity 

    Výsledek obhajoby: OBHÁJENO
    Plamitzer, Luboš (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 5. 9. 2023
    The presented bachelor thesis focuses on the effects of high hydrostatic pressure on Raman spectra of selected monoterpenes: (−)-fenchone, (−)-carvone, (−)-limonene and (−)-α-pinene. The spectra under pressures up to 13 ...
  • Dynamická predikcia v analýze prežitia 

    Výsledek obhajoby: OBHÁJENO
    Mečiarová, Kristína (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 5. 9. 2023
    Often the motivation behind building a statistical model is to provide prediction for an outcome of interest. In the context of survival analysis it is important to distingu- ish between two types of time-varying covariates ...
  • Využití základních statistických metod v psychologickém výzkumu 

    Výsledek obhajoby: OBHÁJENO
    Benešová, Anna (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 11. 9. 2023
    This work deals with testing methods for a two-sample problem and their subsequent application to data from the field of behavioural economics. The main question of the analysis is to determine the existence of loss aversion ...
  • Fotometrická a spektroskopická analýza dvojhviezdneho systému 

    Výsledek obhajoby: OBHÁJENO
    Moravčík, Tomáš (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 5. 9. 2023
  • Data logging and visualization for Mailtrain using IVIS 

    Výsledek obhajoby: OBHÁJENO
    Štrobl, Filip (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    Mailtrain is a self-hosted, free and open-source newsletter application with advanced options for managing lists of subscribers, creating and sending e-mail campaigns, and managing multiple users with granular permissions ...
  • Trigonometrické a Fourierovy řady a jejich aplikace 

    Výsledek obhajoby: OBHÁJENO
    Sirotková, Veronika (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 5. 9. 2023
    Fourier series are an important tool of mathematical analysis with many applicati- ons. This thesis focuses on their use in several specific mathematical problems. The first application is the proof of the isoperimetric ...
  • A Framework For Experimental Evaluation of Opinion Diffusion Models 

    Výsledek obhajoby: OBHÁJENO
    Jelínek, Dominik (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    Title: A Framework for Experimental Study of Opinion Diffusion Models Author: Dominik Jelínek institute: IUUK Supervisor: Martin Koutecký, IUUK Abstract: Our theoretical contribution centers on defining possible diffusion ...
  • Zmírnění otravy CO ve vodíkovém palivovém článku. 

    Výsledek obhajoby: OBHÁJENO
    Kalabis, David (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 12. 9. 2023
    This diploma thesis aims at studying a process of hydrogen fuel cell poisoning by molecules of carbon monoxide. Low loading platinum-ruthenium anode catalysts prepared by magnetron co-sputtering were studied. The chemical ...
  • Konformní predikce 

    Výsledek obhajoby: OBHÁJENO
    Krynická, Michaela (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 8. 9. 2023
    The main objective of this work is to formalize the concept of conformal prediction. This robust, nonparametric method allows the construction of an accurate prediction interval at a specified level, for which it is ...
  • Testy dobré shody pro Paretovo rozdělení 

    Výsledek obhajoby: OBHÁJENO
    Oganesyan, Robert (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 11. 9. 2023
    Pareto model is widely used in insurance and reinsurance, as well as in finance (capital management, stock returns), and in modelling of natural disasters. As a motivation, we introduce a case study drawn from the pricing ...
  • The Extension Property for Partial Automorphisms (EPPA) of Reducts of Relational Structures 

    Výsledek obhajoby: OBHÁJENO
    Beliayeu, Mikhail (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    The Extension Property for Partial Automorphisms (EPPA), also called Hrusovski property, is a crucial concept in the realms of combinatorics, group theory, and model theory, linking the properties of structures and the ...
  • Ideals of Banach Spaces 

    Výsledek obhajoby: OBHÁJENO
    Smetana, Ondřej (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 12. 9. 2023
    We study a particular class of subspaces of Banach spaces called ideals. We show that the notions of ideals, locally complemented subspaces, and the existence of a Hahn-Banach extension operator coincide. We introduce and ...
  • Testy dobré shody s Poissonovým rozdělením založené na nulovém indexu 

    Výsledek obhajoby: OBHÁJENO
    Váňová, Julie (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    This bachelor thesis deals with goodness-of-fit tests for Poisson distribution that are based on so-called zero index. In the first part, Poisson zero index is defined and some of its basic properties are discussed. Further, ...
  • Kauzalita, míry kauzality 

    Výsledek obhajoby: OBHÁJENO
    Borák, Daniel (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    Causality measures are useful tools when looking for causality in time series. This thesis does not only describe the theory behind the definition of measures of causality but also gives comprehensive instructions on how ...
  • Robust semi-generalized camera pose estimation using multiple minimal solvers 

    Výsledek obhajoby: OBHÁJENO
    Beliansky, Patrik (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    Camera pose estimation is a fundamental problem in computer vision with various ap- plications, such as in Structure-from-Motion and Visual Localization. These applications often focus on registering a new camera to a set ...
  • Predikce rozdělení počtu úmrtí s aplikacemi v ocenění životních smluv 

    Výsledek obhajoby: OBHÁJENO
    Škopek, Pavel (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 5. 9. 2023
    This thesis deals with the topic of mortality modelling and life insurance pricing. First, basic concepts from the demographic model and life tables are introduced. Following is a description of the Lee-Carter model including ...
  • Vývoj magmatického oceánu ve slapově zahřívaných terestrických exoplanetách 

    Výsledek obhajoby: OBHÁJENO
    Verkinová, Natália (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 12. 9. 2023
    The thesis focuses on the study of terrestrial exoplanets that are tidally heated, which can give rise to the formation of magma oceans. The primary objective is to analyze the impact and evolution of the magma ocean and ...
  • Crystals with magnetic frustration and multiferroic coupling 

    Výsledek obhajoby: OBHÁJENO
    Eliáš, Adam (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 5. 9. 2023
    This thesis focuses on the growth of single crystals and magnetic characterization of CeMgAl11O19, a triangular lattice frustrated magnet from the rare earth hexaaluminate family. The CMAO harbors a network of electric ...
  • Parameterized Approximations of Directed Steiner Networks 

    Výsledek obhajoby: OBHÁJENO
    Koreček, Martin (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 11. 9. 2023
    An instance of the Directed Steiner Network (DSN) problem consists of a directed graph G with edge costs, and k so called "terminal" vertex pairs. The task is to find a minimum-cost subgraph of G in which all terminal pairs ...
  • Crystal field by the means of single-crystal Time of Flight scattering 

    Výsledek obhajoby: OBHÁJENO
    Venclík, Štěpán (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 5. 9. 2023
    Crystal electric field has been studied since the 1970s using inelastic neu- tron spectrometry. A simple one-day time-of-flight measurement on pow- dered samples is often used. This thesis aims to demonstrate a method of ...
  • Visualizing OSPF topology 

    Výsledek obhajoby: OBHÁJENO
    Turinský, Pavel (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    Network administrators need to be aware of the state of their network. While link- state routing protocols like OSPF have the required information, there was no easy way to present it to the administrator. To solve this ...
  • Edwards curves and elliptic function fields 

    Výsledek obhajoby: OBHÁJENO
    Beran, Adam (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 12. 9. 2023
    In this thesis, we study twisted Edwards curves using the theory of algebraic function fields. After summarizing the basic theory, we focus on the structure of the function field for curves that are given by an equation ...
  • Smooth Minecraft terrain rendering 

    Výsledek obhajoby: OBHÁJENO
    Hopfer, Eduard (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    Interesting terrain is the backbone of any virtual world. To make features like caves, overhangs, and arches possible, we need to capture the internal structure of the terrain. In other words, we need a volumetric terrain ...
  • Performance of Open vSwitch-based Kubernetes Cluster in Pathological Cases 

    Výsledek obhajoby: OBHÁJENO
    Šraier, Václav (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 6. 9. 2023
    With the adoption of cloud computing, horizontally scalable infrastruc- ture, and containerized deployments, Software Defined Networking (SDN) became an integral part of data centers, Kubernetes and Open vSwitch (OVS) being ...
  • Gender stereotypes in neural sentence representations 

    Výsledek obhajoby: OBHÁJENO
    Al Ali, Adnan (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    Neural networks have seen a spike in popularity in natural language processing in re- cent years. They consistently outperform the traditional methods and require less human labor to perfect as they are trained unsupervised ...
  • Aspekty pojmu nezávislost v teorii pravděpodobnosti 

    Výsledek obhajoby: OBHÁJENO
    Anderle, Tim (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 11. 9. 2023
    The aim of the bachelor's thesis was to explore the independence of random events in greater depth and address less common aspects of this topic. The first part defines the independence of random events in probability ...
  • Aproximácia rozdelenia úhrnov škôd 

    Výsledek obhajoby: OBHÁJENO
    Antalicová, Viktória (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 8. 9. 2023
    This thesis is focused on the approximation of the distribution of aggregate losses. We first present a method for modelling aggregate losses, which involves selecting an appropriate frequency and severity distributions. ...
  • Modelování frekvence nenahlášených škod na úrovni pojistné smlouvy 

    Výsledek obhajoby: OBHÁJENO
    Králová, Eva (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 11. 9. 2023
    In this thesis we study policy-level models for unreported claim counts. We assume that the total number of claims on a policy follows a Poisson or negative binomial dis- tribution. The parameters of these distributions ...
  • Asymetrické modelování volatility ve financích 

    Výsledek obhajoby: OBHÁJENO
    Ploužková, Karolína (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 11. 9. 2023
    This bachelor thesis deals with modelling volatility in finance. The aim of the thesis is to introduce the models that can be used to this purpose. We focus on the GARCH and EGARCH models. For both models, we present their ...
  • Nástroj na vytváření rodokmenů 

    Výsledek obhajoby: OBHÁJENO
    Turek, Tomáš (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    This thesis describes the development of a desktop application that should allow the user to organize their family tree. The existing solutions, such as MyHeritage or Family Historian, are analyzed first. The detailed ...
  • MDS matice 

    Výsledek obhajoby: OBHÁJENO
    Vlášková, Šárka (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 4. 9. 2023
    MDS matrices are widely used in coding theory and cryptography (e.g. in diffusion layers of block ciphers or hash functions), but the construction of MDS matrices is not at all trivial, especially when we require some other ...
  • Useknuté čítací procesy 

    Výsledek obhajoby: OBHÁJENO
    Přítel, Ondřej (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 11. 9. 2023
    The aim of this thesis is the prediction of insurance events under the condition that the data related to the occurrence of the events is truncated. The nature of the truncation lies in the fact that in the present we ...
  • Distributed job execution in IVIS Framework 

    Výsledek obhajoby: OBHÁJENO
    Vašut, Roman (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    This thesis tackles computation distribution in the IVIS data processing and visualization framework. In the existing versions, so-called Jobs are be- ing executed only on the IVIS host machine, raising scalability concerns. ...
  • Vybrané aplikácie rekurentnej metódy najmenších štvorcov 

    Výsledek obhajoby: OBHÁJENO
    Mičuda, Timotej (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 8. 9. 2023
    This bachelor's thesis introduces, derives and implements recursive least squares me- thod. The recursive least squares method is analogy to ordinary least squares for linear regression exercise. Method uses recursive ...
  • Štatistické testy normality 

    Výsledek obhajoby: OBHÁJENO
    Krupa, Tomáš (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    The aim of this paper is to present the well-known normality tests used in practice and to compare them. The first chapter consists of the basic concepts and properties of the nor- mal distribution. In the second chapter ...
  • Optimization Decision Analysis for Graal 

    Výsledek obhajoby: OBHÁJENO
    Pečimúth, Andrej (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 6. 9. 2023
    Modern compilers apply a set of optimization passes aiming to speed up the generated code. The combined effect of individual optimizations is often un- predictable. Thus, changes to a compiler's code may hinder the performance ...
  • Object Usage Analyser for TypeScript 

    Výsledek obhajoby: OBHÁJENO
    Pácal, Michal (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    During a programming change task, developers often need to understand where a certain variable or object is referenced and how it is used in order to implement the change. For languages TypeScript and JavaScript the only ...
  • Automatické generování Einsteinových hádanek v přirozeném jazyce 

    Výsledek obhajoby: OBHÁJENO
    Hubená, Michaela (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    In this bachelor thesis was created command line application for generat- ing Einstein's riddles in natural language using language model GPT-3 (third generation Generated Pre-trained Transformer). The few-shot method was ...
  • Neparametrický odhad funkce intenzity bodového procesu závislé na kovariátách 

    Výsledek obhajoby: OBHÁJENO
    Vlková, Eliška (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    Point processes describe random point patterns in space. One of their most important characteristics is the intensity function. Furthermore, additional information about the surveyed area, so-called covariates, is often ...
  • Limitní věty pro závislé náhodné veličiny 

    Výsledek obhajoby: OBHÁJENO
    Švarcová, Anna (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    In presented work we will discuss the central limit theorem for dependent random variables. First of all, we brush up the basic version of the theorem and we illustrate it by an example of its use. Then we introduce a ...
  • Filtrování a predikce procesů s diskrétním časem 

    Výsledek obhajoby: OBHÁJENO
    Šmejkalová, Eva (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 11. 9. 2023
    The thesis focuses on filtering and prediction of discrete time processes. We begin by introducing the elementary notations and theory of discrete-time Markov chains and random walks. We then describe the approach to ...
  • Similarity Models for Content-based Video Retrieval 

    Výsledek obhajoby: OBHÁJENO
    Veselý, Patrik (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 6. 9. 2023
    Multimedia retrieval is increasingly important with the skyrocketing multimedia vol- umes produced every day. Therefore many image and video retrieval tools are being developed utilising visual similarity modelling algorithms ...
  • α-symetrické míry 

    Výsledek obhajoby: OBHÁJENO
    Ranošová, Hedvika (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 5. 9. 2023
    Spherically symmetric measures in Rn are rotationally invariant, indicating that their characteristic functions can be written as a composition of the Euclidean norm with a univariate function. If we replace the Euclidean ...
  • Peer-to-peer sieť na zdieľanie novinových článkov 

    Výsledek obhajoby: OBHÁJENO
    Medvecký, Michal (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    Easy, simple and free as in freedom. These are the requirements for ev- eryday access to information in newspapers. In this thesis we will create such environment based on network. We are designing a protocol for com- ...
  • Diferenciální rovnice s vlastním číslem v okrajové podmínce 

    Výsledek obhajoby: OBHÁJENO
    Váša, Ondřej (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 12. 9. 2023
    The goal of this thesis was to study Stokes problem with eigenvalue in bound- ary condition. We were in particular interested in determining the asymptotic be- haviour of the sequence of eigenvalues. We approached this ...
  • Practical neural dialogue management using pretrained language models 

    Výsledek obhajoby: OBHÁJENO
    Šafář, Jaroslav (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 5. 9. 2023
    Task-oriented dialogue systems pose a significant challenge due to their complexity and the need to handle components such as language understanding, state tracking, action selection, and language generation. In this work, ...
  • Odhady parametrov latentného rozdelenia pre ordinálne dáta 

    Výsledek obhajoby: OBHÁJENO
    Hržič, Viktor (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 8. 9. 2023
    The main goal of the bachelor thesis is to introduce problematics of ordinal data together with estimations of latent density distribution based on ordinal data. The esti- mations obtained using ordinal data are compared ...
  • Detecting Misleading Features in Data Visualization 

    Výsledek obhajoby: OBHÁJENO
    Roubalová, Hana (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    This thesis explores the identification and detection of misleading elements in data visu- alizations. The theoretical portion focuses on understanding various types of misleading features commonly encountered in scientific ...
  • Pólyův-Lundbergův proces 

    Výsledek obhajoby: OBHÁJENO
    Böhm, Igor (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    The main subject of the Bachelor's thesis is the P'olya-Lundberg process. It is a non-homogenous Markov chain that represents a generalization of the Poisson process. The main aim of the thesis is to depict some of its ...
  • ServIS - webový systém pre firmy zaoberajúce sa opravami bagrov 

    Výsledek obhajoby: OBHÁJENO
    Truchan, Milan (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    The goal of this bachelor thesis was to create a software for small companies dealing with earthworks and excavation works, repairing and selling excavators, which do not have access to a suitable software solution for ...
  • Clustering hits and predictions in data from TimePix3 detectors 

    Výsledek obhajoby: OBHÁJENO
    Čelko, Tomáš (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 5. 9. 2023
    Hybrid pixel detectors like Timepix3 and Timepix4 detect individual pixels hit by particles. For further analysis, individual hits from such sensors need to be grouped into spatially and temporally coinciding groups called ...
  • Multi-black-hole gravitational field 

    Výsledek obhajoby: OBHÁJENO
    Klimešová, Eliška (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 1. 9. 2023
    We study dynamics of an extremally charged black hole on the background of two stationary, mutually orbiting extremally charged black holes, forming thus a seed binary system. We extend the two-body perturbative solution ...
  • Multiobjective shortest path problem with interval costs 

    Výsledek obhajoby: OBHÁJENO
    Březina, Jiří (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 12. 9. 2023
    The multiobjective shortest path problem with interval costs is a gener- alization of the single-pair shortest path problem. In this problem, the edge weights are represented as tuples of intervals. The aim is to find the ...
  • Design optogenetického stimulačního protokolu ve V1 pro vyvolání vizuálního vjemu pomocí strojového učení 

    Výsledek obhajoby: OBHÁJENO
    Parada, Jakub (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    The Optogenetic stimulation of neurons in the primary visual cortex (V1) is a novel and promising technique for vision restoration for people with acquired blindness. One of the challenges of such a technique is finding ...
  • Full centroid molecular dynamics through machine learning 

    Výsledek obhajoby: OBHÁJENO
    Crhán, Martin (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 1. 9. 2023
    This thesis is concerned with developing new methodology for the more effi- cient execution of centroid molecular dynamics simulations - a method based on the theory of imaginary-time path integrals, commonly used in ...
  • Detection of protein-ligand binding sites using 3D Vision Transformers 

    Výsledek obhajoby: OBHÁJENO
    Lopuch, Ondrej (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    Detection of protein-ligand binding sites plays key role not only in understanding of protein function but it also can be used for computer-aided drug design. Improving these detection can lead to faster drug development. ...
  • Simulations of the magnetic domains dynamics in antiferromagnetic CuMnAs 

    Výsledek obhajoby: OBHÁJENO
    Pařízek, Vojtěch (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 5. 9. 2023
    Antiferromagnetic materials are promising materials for implementation in spintronic memory devices. In contrast to the more well-known ferromagnetic materials, which are already used in magnetoresistive random access ...
  • Data-to-text generation with text-editing models 

    Výsledek obhajoby: OBHÁJENO
    Grajcar, Peter (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 6. 9. 2023
    We explore the use of different model extensions of the FELIX neural transformer-based text-editing model for data-to-text generation. Our ap- proach is based on iterative text-editing - transforming the individual items ...
  • Vliv druhů inhibičních neuronů na neuronovou populační dynamiku 

    Výsledek obhajoby: OBHÁJENO
    Habart, Daniel (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 8. 9. 2023
    Canonical models of neural circuits rarely differentiate between inhibitory population subtypes. Due to the recent development of optogenetic techniques, the effect of distinct inhibitory classes may now be analysed. This ...
  • Sparse Approximate Inverse for Enhanced Scalability in Recommender Systems 

    Výsledek obhajoby: OBHÁJENO
    Spišák, Martin (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    In theory, the linear autoencoder EASE is one of the most capable collaborative filtering recommenders for large item domains with sparse user-item feedback. However, the model's weights are determined by the inverse of a ...
  • E-commerce platform designed for continuous optimization and personalization 

    Výsledek obhajoby: OBHÁJENO
    Dräxler, Peter (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 6. 9. 2023
    The ability of an e-commerce company to collect, synthesize, and utilize data can be vital to its survival. The degree to which a company has the ability to gather data about sources of conversion is proportional to their ...
  • Shape grammars for level generation in an action RPG game 

    Výsledek obhajoby: OBHÁJENO
    Kalva, Tomáš (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 6. 9. 2023
    Third-person 3D action role-playing games inspired by Dark Souls (souls-likes) have recently gained a lot of popularity, but are difficult to develop due to the amount of gameplay and content required. In this thesis, we ...
  • Cellular protein interactions studied by advanced fluorescence imaging methods 

    Výsledek obhajoby: OBHÁJENO
    Belejová, Sára (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 4. 9. 2023
    This thesis studies an important tumor suppressor, p53, and its interac�on partner, nucleophosmin (NPM), in living cells. Proteins are studied using fluorescence confocal microscopy techniques such as fluorescence life�me ...
  • Work and heat at the mesoscale 

    Výsledek obhajoby: OBHÁJENO
    Pajger, Šimon (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 1. 9. 2023
    Title: Work and heat at the mesoscale Author: Bc. Šimon Pajger Department: Department of Macromolecular Physics Supervisor: RNDr. Artem Ryabov, Ph.D., KMF MFF UK Abstract: Understanding the conversion between heat and work ...
  • Nerovnovážná Brownovská dynamika v periodických potenciálech 

    Výsledek obhajoby: OBHÁJENO
    Paidar, Jaroslav (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 5. 9. 2023
    The collective dynamics of Brownian particles in porous structures is an important topic for both theory and experiment. A good understanding of Brownian dynamics of interacting particles moving in one dimension has recently ...
  • Editor a repozitář dokumentů pro uživatele kolaborující v reálném čase 

    Výsledek obhajoby: OBHÁJENO
    Kloda, Vojtěch (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 9. 2023
    Online document editors are useful tools that allow users to create, edit, and often also store and share documents. Some editors additionally support collaborative real-time editing for multiple users, allowing them to ...

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