The aim of this work is to measure the diffusion length and mobility of charge carriers in MEH-PPV polymer layers as a function of SiO2 nanoparticle concentration. MEH-PPV samples contained particles with volume concentrations: ...

This work deals with information extraction from Czech News Stories. We focus on four tasks: Publishing server, Article category, Author's textual gender and Publication day of week. Due to the absence of a suitable dataset ...

The 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. ...

In 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 ...

Title: 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 ...

The 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 ...

The 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- ...

Deep 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 ...

Combat 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 ...

Querying 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 ...

This 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 ...

Title: 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 ...

The aim of this bachelor's thesis was to investigate the precipitation processes in the binary system Mg-Y and the ternary alloy Mg-Y-Nd using positron annihilation spect- roscopy and hardness testing, where we measured 2 ...

We define and study a symmetric homophily-preserving opinion diffusion model on clusters of voters. This model is symmetric, which means that clusters of voters influence each other. The model is also homophily-preserving, ...

In this thesis, we implement a parser combinator library in C# inspired by Parsec. Parser combinators refer to a style of parsing where a parser is modeled as function from string to some structured result. Afterward, ...

Depth functions play a crucial role in nonparametric statistics by generalizing orderings, ranks, and quantiles to multivariate data. In our thesis, we provide a comprehensive study of the classical and revised definitions ...

In our work, we explored multicollinearity problem from a complex point of view - from diagnostic methods to the solving of the problems which are caused by the multicollinearity. We compared the Least Squares method with ...

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 ...

Integer Linear Programming (ILP) has proven to be a powerful tool for solving hard problems, particularly in computational social choice, where it has been used to address variants of the bribery problem. This problem ...

We describe, discuss, and compare classes of methods for the numerical solution of non-autonomous linear ODEs using problems coming from Nuclear magnetic resonance (NMR) spectroscopy with Magic-angle spinning (MAS) as case ...

The use of fossil fuels has started a climate change connected to risks such as extreme heatwaves, rising sea level, extinction of species and other catastrophes. That's why it's necessary to move to carbon neutral economics. ...

E152 telescope will be used for future characterization of exoplanets and so testing of its instruments is needed along with construction and testing of a pipeline, which is going to process acquired frames. This pipeline, ...

This work deals with various methods of computing free energy using molecular dy- namics simulations to study the inhibition of biological macromolecules and to identify potential drugs. Specifically, the possibility of ...

In this thesis we investigate various methods for testing independence in two-way contingency tables. The methods are explained, their advantages and drawbacks are dis- cussed, and we also illustrate the methods on an ...

Mean lifetimes of the two lowest singlet excited states of linear conjugated polyenes from ethene to docosaundecaene were explored. The semiempirical OM2/MNDO me- thod using MRCISD computational level was used to perform ...

In the thesis, we derive the well-known equation of geodesic deviation, and then by relaxing one of the initial assumptions we obtain its generalized form. Next, we rewrite the generalized equation in an invariant form ...

The motivation for our thesis is to describe generalized of Phytagorean triples. We convert this problem into the problem of finding a solution of the equation |x2 +Dy2 | = z2 . The goal of this thesis is to prove in detail ...

We study ordered Ramsey numbers, an analogue of the classical Ramsey numbers for graphs with linearly ordered vertex sets. Inspired by a problem posed by Conlon, Fox, Lee and Sudakov, we focus on ordered Ramsey numbers of ...

In this thesis, we study exact black hole spacetimes of algebraic type D, which are a part of much wider Pleba'nski-Demia'nski class of solutions. We reformulate the well- known form of this metric and obtain new improved ...

This thesis focuses on the study of van der Waals materials predicted to be high- temperature ferromagnets and methods of the influence of the value of magnetic ordering temperatures. We focused on the well-known van der ...

The objective of this thesis is the examination of a novel method for the calculation of spectra of helium-like ions. In the helium atom, the electron-electron interaction is difficult to account for as it often leads to ...

The amount of space debris in orbit is increasing, and various initiatives are being undertaken to control it. In this paper, we present an active method of removing space debris that is 1 cm in size. It is based on creating ...

Cerium oxide (ceria) is widely used catalytic material known for its oxygen storage capacity. Iron-modified ceria-based catalysts find applications in various reactions, such as the oxidation of CO or NO. However, the ...

Analysis of Venus' topography, geoid and other orbital measurements pinpoints two re- gions considerably different from their surroundings. Regions are Ishtar Terra and western parts of Aphrodite Terra. These regions are ...

In this work we prepare well defined thin epitaxy layers of cerium oxide (CeO2) and cerium oxide with nanoparticles of platinum (CeO2/Pt) on the Cu(111) substrate. The surface was characterized before exposition by ethanol ...

The Jupiter Trojans are a group of at least 12, 000 asteroids located in the vicinity of the Lagrange points L4 and L5. There are several theories for the origin of Trojans, such as the chaotic capture during the 1:2 ...

This bachelor's thesis discusses climate classification of the Czech Republic territory, providing an overview of the existing climate classifications used for the area. The concept of satellite data processing is presented, ...

Title: Dwarf galaxies with active galactic nucleus Author: Barbora Adamcová Institute: Astronomical Institute of the Charles University in Prague Supervisor: RNDr. Jiří Svoboda, Ph.D., Astronomical Institute of the Czech ...

This master's thesis focuses on illustrative axonometric projections and representations of elementary solid figures and other objects in these projections. The first chapter is an introduction to projections and the ...

In this thesis, we study a classical problem in computational geometry, the Art Gallery Problem. The Art Gallery Problem originates from the question of what is the minimum number of guards required to see the entire ...

This thesis aims to validate the microphysics scheme in the numerical weather predic- tion model ALADIN. The first part is focused on the parameterization of hydrometeors and microphysical processes in various microphysics ...

Convolutional neural networks (CNNs) are known to outperform humans in numerous image classification and object detection tasks. They also excel at captioning, image segmentation, and feature extraction. CNNs are precise ...

Multi-Model database systems combine the advantages of traditional and NoSQL database systems. However, the management of these systems is challenging, as users have to design an appropriate storage strategy for their data. ...

In the thesis the Kantorovich-Rubinstein metric in the space of Borel probability me- asures with a finite first moment on a separable complete metric space is studied. Its completeness is proved and convergence of sequences ...

This thesis aims to (i) design and optimize the geometry of magneto-photonic crystal based on ferromagnetic garnet in order to resonantly enhance the magneto-optical re- sponse, (ii) to explore the possibility of using ...

This work explores artificial intelligence for the game Unstable Unicorns. This game started on Kickstarter and over the years, the game creators re- leased several expansions. This work aims to implement a game simulator ...

Práce se zabývá problematikou průjezdů vozů plně automatizovanou křižovatkou a to z pohledu multi-agentního hledání cest (MAPF, multi-agent path finding). Cílem je pro- zkoumat různé abstrakce křižovatky a různé přístupy ...

This bachelor's thesis focuses on creating a mobile application for Android that allows playing an online version of the game Smart10. The work also includes generating questi- ons for the game, which will be generated ...

Optical microscopy has a diffraction limit that prevents imaging of objects smaller than hundreds of nanometers, making it challenging to observe certain biological sam- ples. Interferometric scattering microscopy (iSCAT) ...