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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
131

Elektrické a dielektrické vlastnosti organických materiálů pro fotovoltaické aplikace / Electric and dielectric properties of organic materials for photovoltaic applications

Florián, Pavel January 2014 (has links)
Diploma thesis deals with the use of organic materials in photovoltaic applications and the study of their electric and dielectric properties. The theoretical part of thesis deals issue of the use of organic polymeric materials in photovoltaics and their advantages and disadvantages. Next are the results of various studies of organic solar cells by other authors. In the practical part of the work are shown experimental results (volt-ampere characteristics and impedance spectra) of samples of organic semiconductors and their evaluation.
132

Identifikace významných spektrálních složek ve stresovém řečovém signálu / Identification of significant spectral components in speach signal in stress

Dulesov, Egor January 2016 (has links)
The aim of this master’s thesis is to learn the problem of analysis and identification of significant spectral components in speech signal. Based on learning a special literature chooses the suitable methods of spectrum estimate. Does learning the literature in specification of testing of spectral components significate. Makes a procedure for identification of chosen speech formants. Does this procedure for audio signals both of in stress and in normal state. Estimates the results, compares efficiency of chosen methods and determine threshold for chosen formant of analyzed stress signal. States the recommendations for speech spectral analysis in stress situation.
133

Diagnostika asynchronního motoru s ohledem na jeho údržbu a spolehlivost / Induction Motor Diagnostics With Regard To Maintenance And Reliability

Bulušek, Petr January 2016 (has links)
The thesis Diagnostic of induction motor with regard to its maintenance and reliability aims to be a theoretical preparation and application of online diagnostics. It is trying to map correlations between electromechanical system failures driven by induction motor and output information of the diagnostic method. It mainly focuses on spectrum analysis of stator current which carries information on the induction motor status in the form of characteristic signatures in the spectrum (Motor Current Signature Analysis). The theoretical part deals with the concept of diagnostics and mainly with the operational diagnostics, it classifies and characterises types of induction motor failure and it accordingly processes diagnostic methods. This all is done with regard to the application of the maintenance and inspection of machines in a manufacturing company. The practical part develops methodology and measurement procedure. Several measurements demonstrate, validate and apply the MCSA method. It simulates abnormalities and searches for their correlations in the spectrum stream. First, a motor powered from electric distribution network is measured and then the MCSA method is applied to motors powered from frequency converters.
134

Snímání spektra pro kognitivní rádiové sítě - vliv vlastností reálného komunikačního řetězce / Spectrum sensing in the cognitive radio networks - influence of real communication link parameters

Lekomtcev, Demian January 2016 (has links)
The doctoral thesis deals with spectrum sensing in cognitive radio networks (CRN). A number of international organizations are currently actively engaged in standardization of CRN and it points out to the fact that this technology will be widely used in the near future. One of the key features of this technology is a dynamic access to the spectrum, which can be affected by many different harmful factors occurring in the communication chain. The thesis investigates the influence of selected factors on the spectrum sensing process. Another contribution of the work is the optimization of the Kolmogorov - Smirnov statistical test that can be applied for the primary user signal detection. The work also incorporates the analysis of the influence of the harmful effects caused by the commonly used transmitters and receivers on various spectrum sensing methods. The investigations are verified by the results of the simulations and also by the measurements with experimental platforms based on the software-defined radio (SDR).
135

Analýza problematických míst při zvládání matematiky u žáků s poruchou autistického spektra (a jejich vztah ke kognitivnímu zpracovávání žáků) / Analysis of Solving Math Problems in Students with Autism Spectrum Disorder (and its relation to cognitive processing of students)

Sotáková, Hana January 2019 (has links)
The dissertation thesis addresses the topic of mathematical tasks processing in students with autism spectrum disorder (ASD) and problematic points of their solution. The aim of this work is to delineate methods that ASD students use to approach these tasks and solve them. We focus primarily on whether it is possible to identify different procedures than those used by typically developing students, and whether these procedures show specifics corresponding to distinct cognitive processes. In the theoretical part we provide a theoretical background for the study. Firstly, we create a frame to understand the complexity of autism, furthermore we deal with psychological theories examining the topic, and describe specifics of development of ASD students during their adolescence. Thereafter, we reflect on studies addressing mathematical skills of ASD students. Mathematics is considered as their great strength, however is not sufficiently scrutinized, as highlighted by various international studies (for example Oswald et al., 2016). The empiric part is based on qualitative methodology and pursues comparisons of mathematical tasks processing between six ASD students and typically developing peers. We strive to document differences and common points in solutions as well as to analyze cognitive processes of...
136

Adaptace dítěte s poruchou autistického spektra do MŠ a možnosti její podpory / Adaptation of a child with autism spectrum disorder to kindergarten and the possibilities of its support

Völklová, Andrea January 2021 (has links)
The diploma thesis is dedicated to the adaptation processes of a preschool child with an autistic spectrum disorder on the preschool environment. The thesis is divided into a theoretical part and an empirical part. The main aim of the paper is to analyse the adaptation process on the preschool attendance established by § 16 paragraph 9 of the Education Act of the children affected by ASD with focus on the factors that support the adaptation on the organized form of the preschool education. Part of the aim is to suggest the key elements that should be included in the adaptation plan so it meets the needs of children affected by ASD in the preschool facility. The research was conducted on six children whose legal representatives gave their agreement through an informed consent about processing of their personal data and the use of gathered information for the creation of the diploma thesis. In order to gather the required information, the method of direct observation by the researcher was used. In addition, the interviews with the legal representatives as well as the class teachers were conducted. Furthermore, the documents and data provided by the preschool were analyzed. By the use of coding method the key information were deciphered. The essential information were gathered from the legal...
137

Možnosti využití metody alternativní a augmentativní komunikace VOKS u dětí s PAS v rámci rané péče a v období docházky do mateřské a základní školy / Possibilities of using the method of alternative and augmentative communication of PECS in children with ASD in early care ang in the period of attendance to kindergarten and primary school

Neumannová, Lenka January 2021 (has links)
The thesis deals with the setting of functional communication using the Picture Exchange Communication System method at people with autism spectrum disorder through individual levels of education and is divided into the theoretical and the practical part. The key terms explaining the problematic of autism, significance of communication and education of people with autism spectrum disorder introduces the theoretical part which is split into a few areas. The main overarching is the Picture Exchange Communications System methods which compensates the disorder in communication of an individual with autism spectrum disorder either temporarily or permanently. Furthermore, based on the interviews with participants in the educational process, the thesis analyzes the application of the method and cooperation of the individual educational institutions but also parents. In the empirical part are the interviews complemented by the case study which completes the whole picture of research problem in question. The output of the thesis are recommendations compared with the results of the conducted research. The area of education of individuals with autism spectrum disorder is one of the most difficult pedagogical disciplines regarding to attention, individual approach, environment modification and at the same time...
138

Rozvoj komunikační schopnosti u dětí s autismem pomocí Verbálního chování - aplikované behaviorální analýzy / Developing Communication Skills in Children with Autism Using Verbal Behavior - Applied Behavior Analysis

Chrapková, Kateřina January 2016 (has links)
TITLE: Developing Communication Skills in Children with Autism Using Verbal Behavior - Applied Behavior Analysis AUTHOR: Bc. Kateřina Chrapková DEPARTMENT: The Department of Special Education SUPERVISOR: doc. PaedDr. Jiřina Klenková, Ph.D. ABSTRACT: This thesis deals with the development of communication skills in children with autism using Verbal Behavior - Applied Behavioral Analysis (VB-ABA). The aim of this work is to introduce VB-ABA approach as an effective intervention for people with Autism Spectrum Disorders (ASD). It is a monographic work with emphasis on a theory. The empirical part consist evaluative single-case study. The thesis is devided into six theoretical and one empirical chapter. The first theoretical chapter presents the issue of communication in a view of behaviorism and compares this approach with classical linguistics. The second chapter describes theories of language acquisition and language development from behavioral and linguistic perspective. The third chapter discusses the development of children's speech in the context of ontogeny and its functions. The fourth chapter deals with the issue of communication skills in the context of ASD. The fifth chapter introduces evidence based practice and provides information on current international research of interventions for persons...
139

Role speciálněpedagogického centra ve vzdělávání pedagogů dětí a žáků s autismem / Role of a special educational centre in training teachers to educate children and pupils vith autism spectrum disorder

Morávková, Šárka January 2013 (has links)
The basic theme of this work is characterization of the role of Special Educational Centre in the training of teaching staff educating pupils and children with autism spectrum disorder. Theoretical knowledge in the field of autism and education of individuals with disabilities is compared with the content of specific educational seminars and with questionnaire survey from its participants. The analysis of the survey documents and reflects the needs of teachers and it is the basis for the workshop design optimization as well. The result of the presented work emphasizes the need to professionally educate teachers in the field of autism.
140

Tvorba snoezelen místnosti pro žáky s těžkým mentálním a kombinovaným postižením / Creating snoezelen room for pupils with severe mental and combined disabilities

Hůrková, Lucie January 2019 (has links)
The thesis deals with the creation of Snoezelen room, its characteristics and properties. He is more closely involved with the creation of snoezelen for pupils with mental and combined disabilities who are trained in special primary schools. The work describes the target group, defines the snoezelen method and describes its origin and development in our country and abroad. The main goal of the thesis is to explain to the reader how the rooms are created and what it is necessary to know before deciding to launch the snoezelen room. This information was used mainly by special teachers who operate snoezelena in facilities where they work in schools. The thesis also touches on the topic of education at special schools, methods of working with these pupils and describes types of expressive therapies, therapies, basal stimulation and sensory stimulation. The thesis also reflects the Snoezelen-MSE qualification course in theory and practice, which was the main source. The output of the thesis is a proposed room model, description of equipment and activities that are suitable for working with disadvantaged pupils.

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