Browsing Matematicko-fyzikální fakulta by Defence Date
Now showing items 1-20 of 9748
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Assisted race track procedural generation
Defence status: DEFENDED(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Date of defense: 7. 6. 2022Racing games often take place on circuits with large surroundings. The goal of this thesis is to design and create a procedural generator for realistic road racing tracks surroundings. The track surroundings must feel ... -
Semi-supervised learning in Optical Music Recognition
Defence status: DEFENDED(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Date of defense: 7. 6. 2022Optical music recognition (OMR) is a niche subfield of computer vision, where some labeled datasets exist, but there is an order of magnitude more unlabeled data available. Recent advances in the field happened largely ... -
Schema Inference for Multi-model Data
Defence status: DEFENDED(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Date of defense: 7. 6. 2022In recent years, multi-model databases have become very popular as the individual models better suit the different domains, use cases or scenarios. NoSQL databases are an integral part of the multi-model world of big and ... -
SQL analyzér pro datovou linii s podporou více dialektů
Defence status: DEFENDED(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Date of defense: 7. 6. 2022The main goal of this work was to create a program that would be able to use static analysis of SQL code to detect the data line between database objects. In this paper we will find examples of the data line in SQL, various ... -
Precise and Efficient Incremental Update of Data Lineage Graph
Defence status: DEFENDED(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Date of defense: 7. 6. 2022Data lineage forms an essential aspect of today's enterprise environment. MANTA Flow is a data lineage analysis platform that works based on extracting and analyzing customers' source files. However, often the customer ... -
Monitoring Support for Manta Flow Agent in Cloud-Based Architecture
Defence status: DEFENDED(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Date of defense: 7. 6. 2022Today, it is quite common to see software migrations from an on-premises solution to a cloud solution. The product MANTA Flow Platform also experiences this transformation. As a part of this transformation, the introduction ... -
Systém pre rezerváciu chát
Defence status: DEFENDED(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Date of defense: 7. 6. 2022iv Title: Cottage reservation system Author: Marian Dolník Department: Department of Distributed and Dependable Systems Supervisor: doc. RNDr. Jan Kofroň, Ph.D., Department of Distributed and Dependable Systems Abstract: ... -
Nonlinear processes in space plasmas and their effects on the generation and propagation of electromagnetic waves
Defence status: DEFENDED(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Date of defense: 6. 6. 2022Nonlinear interactions of charged particles and large-amplitude waves have a signif- icant impact on magnetospheric dynamics. Here we focus on the cyclotron resonant interaction between energetic electrons and the discrete, ... -
Properties and interpretation of black hole spacetimes
Defence status: DEFENDED(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Date of defense: 31. 5. 2022In this thesis, we study a limit of the Kerr-(A)dS spacetime in a general dimen- sion where an arbitrary number of its rotational parameters is set equal. The resulting metric after the limit formally splits into two parts: ... -
Theoretical study of charge states in molecular nanostructures on surfaces
Defence status: DEFENDED(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Date of defense: 30. 5. 2022Theoretical study of charge states in molecular nanostructures on surfaces. Aurelio Gallardo Abstract Scanning probe microscopy (SPM) techniques are well known to provide images of molecular structures deposited on surfaces. ... -
Alteration of the redox signalling in liver cancer cells by non-thermal plasma and laser irradiation
Defence status: DEFENDED(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Date of defense: 25. 5. 2022Title: Alteration of the redox signalling in liver cancer cells by non-thermal plasma and laser irradiation Author: Mgr. Barbora Smolková Department: Department of Optical and Biophysical Systems, Institute of Physics of ... -
Magnetic properties of rare-earth A2Ir207 pyrochlore iridates
Defence status: DEFENDED(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Date of defense: 12. 5. 2022The present thesis is focused on the synthesis, characterisation and magnetic properties of A2Ir2O7 pyrochlore iridates with A standing for Dy - Lu. The geometrically frustrated pyrochlore lattice affects the interactions ... -
Effects of solar activity in power-distribution grids
Defence status: RECOGNIZED(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Date of defense: 2. 5. 2022Eruptive events on the Sun have an impact on immediate cosmic surround- ings of the Earth. Through induction of electric current also affect Earthbound structures such as the electric power distribution networks. Inspired ... -
Structural defects in II-VI semiconductors
Defence status: RECOGNIZED(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Date of defense: 27. 4. 2022Title: Structural defects in II-VI semiconductors Author: Lukáš Šedivý Department: Institute of Physics of Charles University Supervisor: Doc. Ing. Eduard Belas, CSc., Institute of Physics, Faculty of Mathematics and ... -
Volumes of unit balls of Lorentz spaces
Defence status: RECOGNIZED(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Date of defense: 26. 4. 2022This thesis studies the volume of the unit ball of finite-dimensional Lorentz sequence spaces p,q n . Lorentz spaces are a generalisation of Lebesgue spaces with a quasinorm described by two parameters 0 < p, q ≤ ∞. The ... -
Charged particles in spacetimes with an electromagnetic field
Defence status: RECOGNIZED(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Date of defense: 8. 4. 2022Předmětem studia této práce je Kerrův-Newmanův-(anti-)de Sitterův prostoro- čas, rotující a nabité přesné černoděrové řešení Einsteinových-Maxwellových rov- nic s nenulovou kosmologickou konstantou. V první části práce ... -
Structural defects in II-VI semiconductors
Defence status: DEFENDED(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Date of defense: 1. 4. 2022Název práce: Strukturní defekty v II-VI polovodičích Autor: Lukáš Šedivý Department: Fyzikální ústav Univerzity Karlovy Školitel: Doc. Ing. Eduard Belas, CSc., Fyzikální ústav Univerzity Karlovy, Matematicko- fyzikální ... -
Ultrafast laser spectroscopy of semiconductors
Defence status: DEFENDED(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Date of defense: 1. 4. 2022Tato disertační práce se zabývá studiem moderních polovodičových materiálů, diamantu a křemíkových nanokrystalů, pomocí metod laserové spektroskopie. Pro detailní výzkum diamantu bylo postaveno nové experimentální uspořádání, ... -
Chromospheric waves and their contribution to heating of the atmosphere
Defence status: DEFENDED(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Date of defense: 31. 3. 2022Akustické a magnetoakustické vlny hrají duležitou roli pri ohrevu chromosféry, protože podstatná cást jejich energie muže být v chromosfére pohlcena. Ohrev slunecní chromosféry v oblastech s magnetickým polem a bez neho ... -
Tensor Network-based Computational Methods for Strongly Correlated Molecular Quantum Mechanics
Defence status: DEFENDED(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Date of defense: 25. 3. 2022Despite an immense progress in recent decades, a precise treatment of strongly corre- lated molecular systems still remains a challenge as of today. To help solve this problem, we have developed a massively parallel ...