National Repository of Grey Literature 141 records found  previous11 - 20nextend  jump to record: Search took 0.01 seconds. 
Synthetic data generator aimed at development of drone detectors
Zlatníčková, Marie ; Dobrovský, Ladislav (referee) ; Škrabánek, Pavel (advisor)
This diploma thesis deals with the issue of creating images of realistic-looking images from 3D models of drones. The search section of this thesis explains the basic concepts in digital image processing and the use of neural networks in the detection and recognition of objects in the image. The practical part of this work deals with the implementation of a software solution that creates tagged colored images from digital 3D drone models. These images can contain one or more drones in different flight phases, with different light, rotation or blur.
Drone construction for use in sensor technology made by 3D printing
Česák, Radim ; Skácel, Josef (referee) ; Adámek, Martin (advisor)
Goal of this term paper based od informaion gained from the internet was to design construction and then make drone with help of -3D printer, which will be used in sensor technology. In the first part term paper deals with familiarizing with problems that come with choosing parts and creating the frame in free 3-D modeling program. Second part of this work deals with practical construction of the drone, programming of its flight controller, which is ESP32 DevKit v1 and its testing.
Flight Elevation Estimation of a Dron Using Various Sensors
Gábrle, Martin ; Goldmann, Tomáš (referee) ; Drahanský, Martin (advisor)
The paper deals with the aim of measuring the actual height of drone with as much accuracy as possible to maintain the drone at a certain height for longer flight time. It uses 2 barometrs, one on the drone and the other on the ground to indicate the zero altitude.
Flight Characteristics Control System for Autonomous Drone
Červenka, Ondřej ; Strnadel, Josef (referee) ; Šimek, Václav (advisor)
The goal of the bachelor thesis is to build a drone and implementation of safety measures in case of RC signal loss and also stabilizing the drone in the air using GPS and other available sensors. The thesis describes on history and development of the drones, their construction, components and parts of which it consists. Practical aspect focuses on building the drone, implementation of code for autonomous behaviour and testing of the final product.
Drones (UAVs) in the area of emergency services (Integrated Rescue System)
Bobek, Jan ; Baumgartnerová, Alena (referee) ; Rujbrová, Šárka (advisor)
Drony jsou v oblasti integrovaného záchranného systému používány stále častěji, díky jejich lepší dostupnosti a ceně. V policejní oblasti jsou drony využívány k monitorování různých akcí nebo hlídání podezřelých oblastí. Policie drony také využívá k rekonstrukci dopravních nehod. V hasičské oblasti se drony používají hlavně k monitorování požárů a předávání informací pilotovi dronu, ale jsou vyvíjeny i drony určené k hašení požárů. V urgentní medicíně jsou drony využívány k přepravě vybavení a krevních vzorků v místech, kde to pozemními prostředky není možné nebo to je obtížné. Cílem této bakalářské práce je poskytnout přehled dronů využívaných v oblasti integrovaného záchranného systému a popsat technologie související s těmito drony.
Control and Position Stabilization of a Small Flying Drone
Martinec, Adrián ; Zamba, Martin (referee) ; Strnadel, Josef (advisor)
The goal of this thesis is to create a drone in a form of a plane, driven by autopilot. I have solved the selected issues using a theory of flight and regulators from an automatization area. The text describes a functional solution. Unfortunately because of an accident, no final tests were performed. A contribution of this work is in exploring a functionality of various parts that are used with a drone building process. That includes a use of regulators and creation of libraries driving those parts.
Mapping of the Pedestrian Movement Trajectory in a Video Recording Captured by a Drone
Šťastný, Filip ; Tinka, Jan (referee) ; Orság, Filip (advisor)
This master's thesis deals with pedestrian detection using neural networks in a video record captured by drone. Pedestrians are tracked, and their GPS coordinates are calculated using digital elevation models and mapped based on their identity and an information provided by the drone.
Detection of changes in the scene captured by the drone at different times
Minárik, Martin ; Bambušek, Daniel (referee) ; Beran, Vítězslav (advisor)
Cieľom tejto práce je navrhnúť používateľské procesy a naimplementovať aplikáciu, ktorá zaznamenáva zmeny v scéne snímanej dronom v rôznych časoch. Aplikácia ponúka komplexné riešenie pre trojdimenzionálnu rekonštrukciu a porovnanie dvoch setov leteckých dát. Medzi hlavné benefity patrí, že ide o riešenie all-in-one, pri ktorom sa využívajú nemodifikované dáta, a ktoré umožňuje rekonštrukciu a zarovnanie bez nutnosti zásahu používateľa a nevyžaduje prítomnosť pozemných kontrolných bodov alebo špecializovaných senzorov, čo ponúka široké možnosti použitia. Vo svojej práci som vytvoril aplikáciu využívajúcu najlepšie rekonštrukčné nástroje súčasnosti, ktorá dáva používateľovi možnosť nahrávať dáta, usporiadavať ich do letov, rekonštruovať ich do trojdimenzionálnych modelov a zobrazovať rozdiely v objeme medzi letmi v rôznych časoch.
Increasing the efficiency of an internal combustion engine for small autonomous vehicles
Celý, Martin ; Beran, Martin (referee) ; Svída, David (advisor)
The work deals with the analysis of various possibilities of increasing the efficiency of a small internal combustion engine potentially usable for use in the field of autonomous devices of smaller dimensions. It contains an outline of the problems of modern smaller autonomous means and an analysis of available drives designed for them, especially an analysis of propulsion by internal combustion engines. In his next part of the work he provides information about the created mathematical model of the demonstration internal combustion engine in the GT-Power program and an analysis of places where and in what ways its efficiency can be increased. The design of two such components together with the evaluation of the achieved results offers the conclusion of this work.
Conceptual design of unmanned aerial vehicle
Ďurovec, Mikuláš ; Jebáček, Ivo (referee) ; Popela, Robert (advisor)
This diploma thesis deals with the design of a multi-purpose unmanned light reconnaissance and monitoring tool. The work determines the overall concept, the basic dimensions of the drone, mass and center of gravity analysis, aerodynamic properties, flight performance and characteristics of the aircraft. Furthermore, the work deals with the arrangement of interior equipment, selection and location of the main power unit, structural design, strength analysis, and finally financial analysis.

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