Poslední příspěvky

Zobrazují se záznamy 1261-1320 z 11421

  • Elektronický studijní text matematických metod využívaných fyzikou 

    Výsledek obhajoby: OBHÁJENO
    Gregor, Pavel (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 8. 6. 2023
    The main intention of this diploma thesis is to supplement existing study texts for the subjects Introduction to Mathematical Methods of Physics and Mathematical Methods in Physics with the missing parts. The diploma thesis ...
  • Configurable point rasterization for large scatterplots 

    Výsledek obhajoby: OBHÁJENO
    Kulichová, Tereza (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 29. 6. 2023
    Scattermore is a simple R package used for scatterplot visualizations. Before its reinvention, it gained popularity with the cytometric community because of its functionality and speed. The new version of scattermore offers ...
  • Quark/gluon jet tagging 

    Výsledek obhajoby: OBHÁJENO
    Jankových, Samuel (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 21. 6. 2023
    Distinguishing between jets initiated by quarks and gluons is a challenging problem, yet very important for detailed studies of elementary particles and their interactions. This thesis will present a novel Deep Learning ...
  • Dynamické modely pro panelová data 

    Výsledek obhajoby: OBHÁJENO
    Lipavská, Kateřina (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 15. 6. 2023
    This thesis deals with a dynamic panel data model and parameters estimation in these models. First, estimation of parameters in linear regression models is revised as well as ge- neralized method of moments. Second, classical ...
  • Normalization of numbers into spoken form for text-to-speech systems 

    Výsledek obhajoby: OBHÁJENO
    Růžička, Jakub (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 29. 6. 2023
    Title: Normalization of numbers into spoken form for text-to-speech systems Author: Jakub Růžička Institute: Institute of Formal and Applied Linguistics Supervisor: Mgr. et Mgr. Ondřej Dušek, Ph.D., Institute of Formal and ...
  • Many-body methods within the nuclear Lipkin model 

    Výsledek obhajoby: OBHÁJENO
    Folprecht, Radek (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 21. 6. 2023
    Title: Many-body methods within the nuclear Lipkin model Author: Radek Folprecht Institute: Institute of Particle and Nuclear Physics Supervisor: Mgr. František Knapp Ph.D., Institute of Particle and Nuclear Physics Abstract: ...
  • Optimal choice of scenario tree using Reinforcement learning 

    Výsledek obhajoby: OBHÁJENO
    Vondráček, Jakub (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 15. 6. 2023
    This thesis deals with multistage stochastic programs and explores the dependence of the obtained objective value on the chosen structure of the scenario tree. In particular, the scenario trees are built using the moment ...
  • Multi-objective Neural Architecture Search 

    Výsledek obhajoby: OBHÁJENO
    Pivodová, Renáta (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 12. 6. 2023
    Multi-objective Neural Architecture Search Bc. Ren'ata Pivodov'a Abstract Neural architecture search is a promising approach to automatic neural net- work architecture design, which can save a designer's work. The real ...
  • Quantum graphs with circulant vertex couplings 

    Výsledek obhajoby: OBHÁJENO
    Pekař, Jan (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 9. 6. 2023
    Motivated by recent investigation of several particular situations, we study various quantum graphs equipped with circulant vertex couplings and characterize their spectral properties. The case of a star graph is analyzed ...
  • Integrálně-geometrická míra 

    Výsledek obhajoby: OBHÁJENO
    Penkov, Deyvid (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 23. 6. 2023
    We define a class of lower dimensional measures by averaging the Lebesgue measure from the set projection over all orthogonal projections. We show some relations with the Hausdorff measure and construct sets on which this ...
  • Analysis of meiotic spindle microscopy images captured with light-sheet microscope 

    Výsledek obhajoby: OBHÁJENO
    Mikeštíková, Anna (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 29. 6. 2023
    Analysis of the meiotic spindle is an essential but time-consuming step in the research of the effects of the oocyte-meiosis regulating proteins. In this thesis, we propose a method for automated computation of the spindle ...
  • Heat conduction in interstellar bubbles 

    Výsledek obhajoby: OBHÁJENO
    Kománek, David (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 21. 6. 2023
    We present the Hector sub grid model, a semi-analytical code capable of calculating 1D stationary solutions around contact discontinuities including radiative cooling and heat conduction. We use Hector to correct unresolved ...
  • Partitions of totally positive elements in real quadratic fields 

    Výsledek obhajoby: OBHÁJENO
    Stern, David (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 28. 6. 2023
    We consider the additive semigroup O+ K(+) of totally positive integers in a real quadratic field K = Q( √ D). We define on O+ K(+) the partition function pK(α) and de- velop an algorithm for computing pK(α) for different ...
  • Labyrint města a ráj parkovacích úloh 

    Výsledek obhajoby: OBHÁJENO
    Vestenická, Marie (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 29. 6. 2023
    The Labyrinth of the City and the Paradise of Parking Abstract: The aim of this thesis is to familiarize the reader with the notion of parking functions. The following section is dedicated to Rényi's parking problem. Theory ...
  • Kombinácia sensometrických a optometrických skúšok a analýz 

    Výsledek obhajoby: OBHÁJENO
    Králik, Roman (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 26. 6. 2023
    In this research, we embarked on an in-depth exploration to discern the moderately damaged beer from its pristine counterparts by non-professional consumers in a controlled social setting. The approach adopted was underpinned ...
  • Prostoročasy vytvářené elektromagnetickým polem a ideální tekutinou 

    Výsledek obhajoby: OBHÁJENO
    Doleček, Vojtěch (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 21. 6. 2023
    This bachelor thesis deals with the search for sources of curvature of spacetime in general theory of relativity. In particular, it seeks to find a source of curvature that can be confidently said to be composed of a perfect ...
  • Bodové procesy na lineárních sítích a analýza výskytu dopravních nehod 

    Výsledek obhajoby: OBHÁJENO
    Zemčík, Jan (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 26. 6. 2023
    In this thesis we shall study point processes on linear networks. We introduce the definition of first-order intensity function, which represents the intensity of occurrence of points of the point process in individual ...
  • Nonassociativity in two operations 

    Výsledek obhajoby: OBHÁJENO
    Lehká, Martina (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 28. 6. 2023
    This thesis follows up mainly on the research of Drápal and Valent, who studied the nonassociativity of one quasigroup operation. Its central objective is to examine the number of triples (x, y, z) ∈ Q3 such that (x ∗ y) ...
  • Experimentální analýza simplexové metody na problému multikomoditního toku 

    Výsledek obhajoby: OBHÁJENO
    Kubek, Dávid (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 29. 6. 2023
    This thesis investigates the multicommodity min-cost flow (MMCF) prob- lem. We aim to contribute to the search for a combinatorial algorithm for MMCF. The simplex method is employed to examine the vertices of the poly- ...
  • Výuka fyziky s přihlédnutím k osobnostním typům žáků 

    Výsledek obhajoby: OBHÁJENO
    Kšírová, Eva (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 22. 6. 2023
    For this work, I looked at the distribution of students according to whether they receive information more easily through intuition or through their senses. The theoretical basis for the thesis is the classification according ...
  • A Universal Approach for Anomaly Detection in Log Files 

    Výsledek obhajoby: OBHÁJENO
    Tomala, Radovan (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 12. 6. 2023
    The goal of this thesis is to propose a solution for universal anomaly detection in log files. This thesis first provides theoretical background and overview of related work. Se- lected approaches are then extensively ...
  • Adeles and class fields 

    Výsledek obhajoby: OBHÁJENO
    Tížková, Bára (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 6. 2023
    The first aim of the thesis is to study the ring of adèles and the group of idèles and work out their topology in detail. We explain the relation between the restricted product topology and other topologies which might ...
  • Howe duality and invariant differential equations 

    Výsledek obhajoby: OBHÁJENO
    Beďatš, Daniel (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 6. 2023
    Separation of variables for scalar-valued polynomials in k variables of dimension n, which asks for any such polynomial to be decomposed into a combination of invariant and harmonic polynomials, is known to be unique in ...
  • Cooperation with Unknown Agents in Multi-agent Environment 

    Výsledek obhajoby: OBHÁJENO
    Bašta, Přemysl (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 12. 6. 2023
    Over the past few decades, we have witnessed great successes in the field of deep and reinforcement learning. Great achievements have been made in many competitive settings, both in single-agent and multi-agent environments, ...
  • Kurzweilův-Stieltjesův integrál a jeho zobecnění 

    Výsledek obhajoby: OBHÁJENO
    Konopka, Filip (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 6. 6. 2023
    The thesis deals with the HKSp α integral, which is generalization of the HKS integral, its properties and the concepts of ordinary oscillation and p-oscillation, which are needed for the construction of the integral. This ...
  • A system for community package transport 

    Výsledek obhajoby: OBHÁJENO
    Wikarská, Miriam (Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)
    Datum obhajoby: 12. 9. 2022
    The thesis is built on the lack of a community-driven package-transporting application. The thesis presents an analysis of the functionalities such an application could have. The application is analyzed through its use ...
  • Cyklotomická rozšíření a Kronecker-Weberova věta 

    Výsledek obhajoby: OBHÁJENO
    Jarrahová, Veronika (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 21. 6. 2023
    In the thesis, we prove the Kronecker-Weber theorem, which states that every abelian extension of the field of rational numbers is a subfield of some cyclotomic field. This theorem is traditionally proved using class field ...
  • Implementace softwarové klávesnice pro vstup textu do aplikace pro strojový překlad 

    Výsledek obhajoby: OBHÁJENO
    Dvořák, Šimon (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 29. 6. 2023
    A vast amount of applications need to consume textual input from their users. Trans- lation web applications are not an exception. Contrary to the other applications, the textual input is very diverse. Everything can happen, ...
  • Paralelní časová integrace pro řešení obyčejných diferenciálních rovnic 

    Výsledek obhajoby: OBHÁJENO
    Záboj, Petr (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 23. 6. 2023
    This thesis is about the problem of parallel-in-time integration methods. The main bulk of this thesis consists of the Parareal algorithm, which is one of the most widely used and studied parallel-in-time integration ...
  • Nonlinear Electrodynamics 

    Výsledek obhajoby: OBHÁJENO
    Hale, Tomáš George (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 21. 6. 2023
    Nonlinear electrodynamics, introduced in the 1930s to remedy divergences associated with Maxwell's theory, has become a recurring theme in theoret- ical physics. Recent developments in the area of nonlinear electrodynamics ...
  • Structural Interpretation of NMR Spectroscopic Parameters in Nucleic Acids 

    Výsledek obhajoby: OBHÁJENO
    Fukal, Jiří (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 11. 5. 2023
    Title: Structural Interpretation of NMR Spectroscopic Parameters in Nucleic Acids Author: Mgr. Jiří Fukal Supervisor: Dr. Vladimír Sychrovský Institutions: Charles University, Faculty of Mathematics and Physics, and Czech ...
  • Data assimilation in the theory of non-Newtonian fluids 

    Výsledek obhajoby: OBHÁJENO
    Mosný, Stanislav (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 6. 6. 2023
    The purpose of this thesis is to provide a detailed proof of the well-posedness of the Ladyzhenskaya model and to study the data assimilation problem for this model. The thesis is divided into three parts. In the first ...
  • Möbius function of matrix posets 

    Výsledek obhajoby: OBHÁJENO
    Medek, Michal (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 29. 6. 2023
    In this work, we focus on the M¨obius function µ(X, Y ) of four variants of containment posets of sparse matrices, for which the M¨obius function has not been studied before. A sparse matrix is a binary matrix containing ...
  • Optimalizace smyček pomocí histogramu 

    Výsledek obhajoby: OBHÁJENO
    Kubánek, Ondřej (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 29. 6. 2023
    Production compilers use numerous techniques to generate performant code. One such technique is Profile-guided optimization (PGO). The princi- ple of this technique is to insert instrumentation during compilation, gather ...
  • Automatic detection and attribution of quotes 

    Výsledek obhajoby: OBHÁJENO
    Ustinova, Evgeniya (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 6. 6. 2023
    Quotations extraction and attribution are important practical tasks for the media, but most of the presented solutions are monolingual. In this work, I present a complex machine learning-based system for extraction and ...
  • Modely pro vyvažování kognitivních testů 

    Výsledek obhajoby: OBHÁJENO
    Vařejková, Michaela (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 15. 6. 2023
    This thesis focuses on statistical methods for equating cognitive tests, which is the process of transforming scores from multiple test versions to ensure their comparability. Divided into three chapters, the theoretical ...
  • Robustná regularizovaná regresia 

    Výsledek obhajoby: OBHÁJENO
    Krett, Jakub (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 15. 6. 2023
    This thesis is devoted to introducing various types of robust and regularized regression estimates. The aim of the thesis is to present a new LWS-lasso estimate that combines robustness and regularization at the same time. ...
  • Creating 3D Diorama from Single Image with Deep Learning 

    Výsledek obhajoby: OBHÁJENO
    Vejbora, Martin (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 12. 6. 2023
    The goal of this thesis is to automate the process of generating 3D dio- rama scenes from a single image. After an extensive analysis of existing approaches, we propose to combine the output of deep learning models for ...
  • Growth and characterization of vdW single crystals 

    Výsledek obhajoby: OBHÁJENO
    Bendová, Anežka (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 9. 6. 2023
    Title: Growth and characterization of vdW single crystals Author: Anežka Bendová Department / Institute: Department of Condensed Matter Physics Supervisor of the master thesis: RNDr. Jiří Pospíšil, PhD. Abstract: This ...
  • Kalibrace a určování druhu jetů pomocí technik strojového učení 

    Výsledek obhajoby: OBHÁJENO
    Novotný, Patrik (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 12. 6. 2023
    Title: Exploring jet calibration and jet tagging with machine learning techniques Author: Bc. Patrik Novotný Institute: Institute of Particle and Nuclear Physics Supervisor: Mgr. Martin Rybář, Ph.D., Institute of Particle ...
  • Mapping spaces of algebras over iterated +-construction for polynomial monads 

    Výsledek obhajoby: OBHÁJENO
    Grego, Maroš (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 7. 6. 2023
    In a 2019 paper "Polynomial monads and delooping of maping spaces", Batanin and De Leger have introduced an extension of Grothendieck homotopy theory from the cate- gory of small categories to the category of polynomial ...
  • Modeling and study of quasi-two-dimensional magnetic materials 

    Výsledek obhajoby: OBHÁJENO
    Priessnitz, Jan (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 8. 6. 2023
    Dzyaloshinskii-Moriya interaction (DMI) is a type of exchange interaction found in non-centrosymmetric structures. It favors spin canting, and it is an important mechanism for stabilizing non-collinear magnetic structures, ...
  • Construction of time-space trajectories from multimodal data 

    Výsledek obhajoby: OBHÁJENO
    Hrbáček, Matěj (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 6. 6. 2023
    With the growth of public camera recordings and video streams in recent years, there is an increasing need for automatic processing with limited human input. An important part of the process is detecting moving objects in ...
  • Hierarchical Version of the Wave Function Collapse Algorithm 

    Výsledek obhajoby: OBHÁJENO
    Filek, Jiří (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 6. 6. 2023
    Maxim Gumin's Wave Function Collapse (WFC) is a recent algorithm used for pro- cedural content generation. The algorithm uses constraint solving and local similarity to generate outputs. However, it struggles to generate ...
  • German Compounds in Transformer Models 

    Výsledek obhajoby: OBHÁJENO
    Neumannová, Kristýna (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 6. 6. 2023
    German is known for its highly productive word formation processes, particularly in the area of compounding and derivation. In this thesis, we focus on German nominal compounds and their representation in machine translation ...
  • Fellerův test pro neexplosi 

    Výsledek obhajoby: OBHÁJENO
    Rubín, Daniel (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 15. 6. 2023
    The main result of the work is a complete discussion of the solutions to stochastic differential equations on the half-line (0, ∞) with polynomial coefficients in terms of their lifetimes. To achieve this, Feller's test ...
  • Active learning in E-Commerce Merchant Classification using Website Information 

    Výsledek obhajoby: OBHÁJENO
    Borchers, Mitchell (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 12. 6. 2023
    Data and the collection and analysis of data plays an important role in everyday life even though it often goes unseen. In our case, our partner is using data to classify websites into different categories. We used active ...
  • Incremental link-time optimization in GNU Compiler Collection 

    Výsledek obhajoby: OBHÁJENO
    Jireš, Michal (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 29. 6. 2023
    Modern compilers attempt to optimize programs as much as possible. One such significant effort is Link-Time Optimization (LTO). LTO takes the whole program as accessible to a linker, and performs global optimizations that ...
  • Generative neural networks for sky image outpainting 

    Výsledek obhajoby: OBHÁJENO
    Mrázek, Matěj (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 29. 6. 2023
    Image outpainting is a task in the area of generative artificial intelligence, where the goal is to expand an image in a feasible way. The goal of this work is to create a machine learning algorithm capable of sky image ...
  • Covering families of triangles by convex sets 

    Výsledek obhajoby: OBHÁJENO
    Krajči, Samuel (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 29. 6. 2023
    A convex universal cover of a family M of sets in the plane is a convex set that contains a congruent copy of every element of M. Park and Cheong conjecture that for every family of triangles with bounded diameter there ...
  • Serre's conjecture on projective modules over polynomial rings 

    Výsledek obhajoby: OBHÁJENO
    Young, Edward (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 28. 6. 2023
    This is an expository paper on the Quillen-Suslin Theorem, formerly known as Serre's Conjecture. A self-contained proof of this theorem is presented, followed by a discussion of the related Bass-Quillen Conjecture. The ...
  • Kvantový transport v nanoskopických systémech 

    Výsledek obhajoby: OBHÁJENO
    Novák, David (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 21. 6. 2023
    Molecular electronics is currently a rapidly evolving field of science that uses both experimental and theoretical methods. Their combination is in many cases unavoidable. This paper will provide the reader with an overview ...
  • Schoof's algorithm for Weierstrass curves 

    Výsledek obhajoby: OBHÁJENO
    Zvoníček, Václav (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 29. 6. 2023
    Schoof's algorithm is the starting point for the most efficient methods for determining the number of rational points on an elliptic curve defined over a finite field. The goal of this thesis is to introduce the subject ...
  • Automatická extrakce schématu z RDF dat 

    Výsledek obhajoby: OBHÁJENO
    Kuželík, Jan (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 29. 6. 2023
    The Resource Description Framework (RDF) is a model for the representation of semantic data. RDF allows the storage of information without a fixed schema. This provides more flexibility but the lack of a fixed schema poses ...
  • Rozdělení typu (a,b,0) v neživotním pojištění 

    Výsledek obhajoby: OBHÁJENO
    Zejda, Albert (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 21. 6. 2023
    First, a definition of the distribution type (a, b, 0) is introduced. Next, it is shown which known distributions satisfy this definition, the parameters a and b that correspond to them, and specific sets of parameters for ...
  • Alternující cesty v obarvených bodových množinách v konvexní poloze 

    Výsledek obhajoby: OBHÁJENO
    Papáčková, Marie Guadalupe (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 28. 6. 2023
    This thesis deals with the problem of the longest alternating paths in colored point sets in a convex position, especially in point sets with n red and n blue points. The aim of the thesis is to summarize the main results ...
  • Studium záření gama v rozpadu 83Rb/83mKr 

    Výsledek obhajoby: OBHÁJENO
    Zach, František (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 12. 6. 2023
    In this work, the energies and intensities of gamma rays in the radioactive decay of 83 Rb were measured. The intermediate product, 83m Kr, is an important calibration source for several experiments. For the measurements, ...
  • SPn approximation to the radiative heat transport equation 

    Výsledek obhajoby: OBHÁJENO
    Krupa, Tobiáš (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 29. 6. 2023
    This thesis is dedicated to a problem of heat transport where radiation is taken into account. Models for such setting, although complicated, are very important for industrial purposes. We provide a derivation and explanation ...
  • Social Networks: Analysis of Evolution and Sentiment 

    Výsledek obhajoby: OBHÁJENO
    Fanči, Samuel (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 29. 6. 2023
    Nowadays, social networks form an essential part of our lives. Their analysis helps us better understand various social phenomena, identify individuals influencing society, and model future developments of communities. ...
  • Superposition and thinning of counting processes in non-life insurance 

    Výsledek obhajoby: OBHÁJENO
    Romaňák, Martin (Univerzita Karlova, Matematicko-fyzikální fakulta, 2023)
    Datum obhajoby: 21. 6. 2023
    The thesis examines a model for representing the number of claims after merging or splitting different lines of business of an insurance company. The model is based on count- ing processes, the Poisson and the renewal ...

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