Kvalifikační práce
Procházet dle
Poslední příspěvky
Zobrazují se záznamy 801-900 z 11242
-
Optimizing Super Mario game tree search
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 6. 9. 2023Super Mario Bros. is still actively used as a model game for research in level genera- tion. Every year, the most recent techniques are applied and tested. This lately includes various deep learning and reinforcement ... -
Využití gadgetové konstrukce pro strukturální konvergenci
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 11. 9. 2023Structural convergence is a framework for convergence of graphs and relational struc- tures based on the probability of satisfaction of first-order formulas. We consider gadget construction, which is a ubiquitous tool in ... -
EdLab - webová aplikácia pre online vzdelávanie
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023The field of education is rapidly evolving, with distance learning becoming an incre- asingly popular method of teaching. With the advent of technology, teachers are seeking effective ways to educate their students even ... -
Optimalizace plánování tras a rozvrhů svozu odpadu
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 5. 9. 2023This thesis proposes a mixed integer linear program for waste collection in South Moravian region. For deterministic models are difficult to solve by exact methods, it was necessary to find a way to obtain solutions in ... -
Experimental Analysis of Scaling Methods for LP
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023In his recent work, Dadush et al. introduced the condition number κ for constraint matrices of linear programming and devised an algorithm to approximately optimize κ by scaling columns of the constraint matrix. We follow ... -
Kundtova třída prostoročasů v Einsteinově-Gaussově-Bonnetově teorii gravitace
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 5. 9. 2023In this work, we study a complete family of non-expanding Lorentzian geome- tries with non-vanishing gyratonic terms in the Einstein-Gauss-Bonnet (EGB) theory of gravity of arbitrary dimension. First, we introduce the large ... -
Analýza krylovovských regularizačních metod pro úlohy zaostřování obrazu
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023The diploma thesis deals with the construction and properties of image deblurring problems along with approaches to their solution. We focus on Krylov subspace methods LSQR, GMRES and RRGMRES, which are known for their ... -
4D Rubikova kostka: reprezentace a řešení metodami umělé inteligence
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023The main goal of this thesis is to generalize Micheal Herdy's algorithm for solving Ru- bik's cube using evolutionary strategies for a 4D Rubik's cube. The thesis then studies its characteristics, attempts to improve it, ... -
Příprava jednodimenzionálních chemických senzorů oxidu kovu
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 5. 9. 2023In this thesis, the preparation of a chemical sensor that uses a one-dimensional structure as a sensitive part is studied. First, a scanning electron microscope (SEM) was used to examine the following structures: zinc oxide ... -
Odhadování na principu věrohodnosti
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023In this thesis we will describe the maximum likelihood method, method of estima- ting unknown parameters that determine the probability distribution of the observed data. We will also introduce other methods derived from ... -
Prípustnosť a neprípustnosť odhadu
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 8. 9. 2023The quality of a parameter estimate is usually assessed using the mean squared error (MSE). For one dimensional parameter, the estimate constructed using the least squares method is the best. However, for a vector parameter ... -
Influence of relativistic effects on atomic spectra
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 5. 9. 2023In this thesis we investigate solution of Dirac equation in spherically symmetric po- tential. The potential consist of Coulomb field of the nucleus and average potential of all other electrons in atom. We expand the ... -
Duality for weak Lebesgue spaces
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 8. 9. 2023When p ∈ (0, 1), both the dual and the associate space of the weak Lebesgue space Lp,∞ contain only the zero function. In this thesis, we study a different method of dualization of the weak Lebesgue space. Then we extend ... -
Testy dobré shody s exponenciálním rozdělením
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023The thesis deals with goodness-of-fit tests for the exponential distribution. In the first part, basic concepts are introduced, including their properties. Afterwards, goodness-of- fit tests based on the empirical distribution ... -
Hybridní doporučování pro doménu knih
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023The bachelor thesis deals with the topic of recommender systems, which are especially important in e-commerce field. The main goal of the thesis was to implement a recom- mender system that would cover the needs of ... -
Simulation of symptoms of Mental Health Disorders in Virtual Reality
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 6. 9. 2023The 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 6. 9. 2023The 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 11. 9. 2023The 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 6. 9. 2023Similarity 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 5. 9. 2023In 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 4. 9. 2023The 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 12. 9. 2023We 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(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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 5. 9. 2023The 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 5. 9. 2023The 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 5. 9. 2023This 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 5. 9. 2023Brady 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 6. 9. 2023Procedural 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023This 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 5. 9. 2023Fake 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 11. 9. 2023This 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 8. 9. 2023The 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 5. 9. 2023Title: 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 5. 9. 2023This 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 22. 6. 2023This 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 6. 9. 2023This 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 5. 9. 2023We 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 6. 9. 2023Notebook-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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 11. 9. 2023This 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 8. 9. 2023This 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 5. 9. 2023The 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023In 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 6. 9. 2023In 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 6. 9. 2023In 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 6. 9. 2023Proteins 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 11. 9. 2023In 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023An 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 8. 9. 2023This 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023The 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 5. 9. 2023The 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 5. 9. 2023Often 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 11. 9. 2023This 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 5. 9. 2023 -
Data logging and visualization for Mailtrain using IVIS
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023Mailtrain 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 5. 9. 2023Fourier 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023Title: 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 12. 9. 2023This 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 8. 9. 2023The 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 11. 9. 2023Pareto 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023The 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 12. 9. 2023We 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023This 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023Causality 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023Camera 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 5. 9. 2023This 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 12. 9. 2023The 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 5. 9. 2023This 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 11. 9. 2023An 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 5. 9. 2023Crystal 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023Network 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 12. 9. 2023In 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023Interesting 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 6. 9. 2023With 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023Neural 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 11. 9. 2023The 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 8. 9. 2023This 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 11. 9. 2023In 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 11. 9. 2023This 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023This 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 4. 9. 2023MDS 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 11. 9. 2023The 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023This 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 8. 9. 2023This 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023The 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 6. 9. 2023Modern 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023During 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023In 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023Point 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023In 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 11. 9. 2023The 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 6. 9. 2023Multimedia 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 5. 9. 2023Spherically 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023Easy, 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 12. 9. 2023The 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 5. 9. 2023Task-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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 8. 9. 2023The 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023This 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023The 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 7. 9. 2023The 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(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 5. 9. 2023Hybrid 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 ...