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Zobrazují se záznamy 981-1000 z 11244
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Copula based models for multivariate time series
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 15. 6. 2023The thesis deals with the modelling of multivariate time series. The SCOMDY model is described. It models individual univariate time series using an ARMA-GARCH, and their dependence structure is modelled using a copula. ... -
Experimentální studium rekombinace astrofyzikálně významných iontů s elektrony
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 8. 6. 2023Chemical kinetics model for preparation of H2D+ and HD2 + recombination was created. Model predicted, how the chemistry inside of the apparatus will develop so the best initial conditions for the measurement could be set. ... -
Data Lineage Analysis for PySpark and Python ORM Libraries
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 6. 6. 2023In the world of ETL tools and data processing, Python is one of the main languages used in practice. Python scripts that define data manipulations usually use the same Python framework, PySpark, which is the Python API for ... -
Stochastické viacstupňové úlohy distribúcie liekov
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 15. 6. 2023This thesis deals with the multi-stage stochastic problems for drug distribu- tion. In the first chapter, we introduced two-stage and multi-stage stochastic programming problems. In the second chapter, we constructed a ... -
Neutral Meson Production in Ag+Ag Collisions at 1.58 A GeV with HADES Electromagnetic Calorimeter
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 11. 5. 2023Title: Neutral Meson Production in Ag+Ag Collisions at 1.58 A GeV with HADES Electromagnetic Calorimeter Author: Alexandr Prozorov Abstract: The Dielectron Spectrometer HADES operating at the SIS18 synchro- tron, FAIR/GSI ... -
Problém čtyř bodů
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 26. 6. 2023In this thesis we analyze a well-known mathematical question known as the four point problem. It asks for the probability that four points taken at random in a plane form a convex quadrilateral. Since there is no concrete ... -
Vplyv materiálového napätia na emisiu terahertzového žiarenia zo spintronických emitorov
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 21. 6. 2023The main focus of this work is on the impact of strain on emission of terahertz radiation from spintronic emitters. First chapter is dedicated to the introduction to spintronics, terahertz radiation, spintronic emitters ... -
Toleranční intervaly
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 26. 6. 2023This bachelor's thesis deals with tolerance intervals, a statistical tool used to quan- tify the uncertainty of statistical predictions. The introductory part of the text briefly recalls confidence intervals. The thesis ... -
Magnetooptické studium vlivu zárodečné vrstvy na formování magnetických vlastností tenkých vrstev La2/3Sr1/3MnO3
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 21. 6. 2023The impact of film thickness on optical and magneto-optical properties of La2/3Sr1/3O3 (LSMO) thin films was studied by optical and magneto-optical methods. A series of LSMO samples with increasing thicknesses was pre- ... -
Testovanie normality
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 21. 6. 2023 -
Knowledge Extraction with Deep Belief Networks
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 29. 6. 2023Deep Belief Networks (DBNs) are multi-layered neural networks constructed as a series of Restricted Boltzmann Machines stacked on each other. Like several other types of neural networks, increasing the size of a DBN will ... -
Elementární teorie grup lineárních lomených transformací
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 28. 6. 2023The thesis focuses on the properties of general projective linear group PGL2(F) and its action on the projective line P1 (F), both for a finite and an infinite field F. Only the basic knowledge from the Bachelor studies ... -
3D Simulátor šermu s mečem založený na fyzice
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 29. 6. 2023Combat with a cold weapon can be seen in many video games, but rarely does it attempt a realistic simulation that would provide the player with freedom nearing what cold weapon manipulation allows in the real world. Big ... -
Předpovídání výkonnosti fotbalových hráčů
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 29. 6. 2023This thesis focuses on the development of tools to improve the experience of play- ing the online fantasy football game Sorare. In Sorare, players buy collectible cards that represent real footballers and compete against ... -
A tool for querying multi-model data
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 29. 6. 2023Querying over multi-model data is a challenging task even for expert users, as they typically need to master a number of query languages and be aware of the logical repre- sentation of the data. In this thesis, we propose ... -
Fluorescence excitation spectra of photosynthetic antennae
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 21. 6. 2023The aim of this thesis is to offer a brief overview of energetic transfer taking place in photosynthetic antenna systems by studying an example antenna and trying to simulate its behavior. Utilising modern literature, we ... -
Aditivita metody Chain-Ladder pro projekci technických rezerv v neživotním pojištění
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 21. 6. 2023This bachelor thesis deals with the subject of additivity of projections obtained by the Chain Ladder method in the corresponding cumulative development triangles. The reader first gets acquainted with the Chain Ladder ... -
Plasma methods for modification and preparation of biopolymers
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 8. 6. 2023The thesis covers the main results of research on atmospheric pressure plasma modi- fication of biopolymers for the preparation of functional materials. Sodium alginate solu- tions processed by means of a plasma jet were ... -
Low temperature plasma and nanoparticles: effects of gas flow and surfaces
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 28. 6. 2023Title: Low temperature plasma and nanoparticles: effects of gas flow and surfaces Author: Ing. Suren A. Ali-Ogly, B.Eng Department / Institute: Department of Macromolecular Physics / Charles University Supervisor of the ... -
Spektroskopické studium verteporfinu v liposomech
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)Datum obhajoby: 8. 6. 2023The diploma thesis examined the photochemical properties of verteporphin in liposomes. Absorption and fluorescence spectroscopy and time-resolved detection of singlet oxygen generated by verteporphin were used. The kinetics ...
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