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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.
1

Regulace polohy svisle otáčivého ramene / Position control of the vertically rotative arm

Nykodým, Libor January 2009 (has links)
This masters theses deal with computer control of the vertically rotative arm. The actuator of this arm is a direct current motor for its numeric control is used a programmable logic controller. The produce is several alternatives of a resolution varying in available quality at first. In this graduation theses is solved a user interface in the form of touch screen.
2

Přesnost GNSS přístrojů v závislosti na stanovišti / The accuracy of GNSS devices depended on the stnand

Biskupová, Sandra January 2016 (has links)
The thesis discusses the navigation systems mainly in forestry. The first part describes the GPS and GLONASS, which is used in the work. By using the navigation device Garmin GPSMAP 64 has been measured 30 points in a leafy vegetation, evergreen vegetation and open space. The methodology is described in detail as the measurement procedure and subsequent results at individual stations. Furthermore, the work deals with the difference between the GPS and GLONASS and accuracy while measuring. The aim is to determine the degree of accuracy and the use of instruments in forestry.
3

Využití GPS pro harvestorové technologie v lesnictví

Janoušek, Josef January 2009 (has links)
No description available.
4

Vliv pracovních podmínek stroje na přesnost stanovení jeho polohy

Pernica, Stanislav January 2010 (has links)
No description available.
5

Vliv uživatelského nastavení GPS přijímačů na přesnost určení polohy v podmínkách lesních porostů

Janata, Přemysl January 2011 (has links)
No description available.
6

Aproximace polohy mobilního zařízení pomocí známé sítě Wi-Fi přístupových bodů.

Kalman, Ondřej January 2017 (has links)
Goal of this thesis is to create an online service, suitable for approximation of user's position inside a building via his mobile device. For this goal a known network of Wi-Fi access-points was used in combination with a machine learning algorithms. Algorithms were trained and tested on the ground floor in building Q of Mendel University in Brno. The Algorithms and the online service were tested with automated tests as well as in real environment with a mobile application, which was also created as a part of this thesis. Results have shown that reliability and accuracy of service is highly dependent on localized mobile device. Success rate floated between 43~\% and 66~\%, depending on a mobile device.
7

Řídicí jednotka pro zjišťování polohy kovové šipky v terči / Dart control sensing unit for steel tip

Růžek, Václav January 2009 (has links)
Problematics of sensing position metal darts in targets is new and in this time is no too explored problem. This work analyses accessible method, what can realize this scan. There are lot of accessible methods like best applicable reflect method inductive, based on change inductivity and method capacitive, based on change capacities tabular condenser. Capacitive sensing should be realized by the plate couple, where stiring electrode supplies signal.Sensing electrode receiving this signal. On the basis changes thorough electrostatic field measures change capacities. By the changes capacities fit algorithm we can evaluate, whether is in sensing field visible foreign subject – dart. For capacitive method is also designed driving and scanning unit. Various method were to be laboratory tested and was achieved satisfactory results.
8

Srovnání lokalizačních technik / Comparison of Localization Techniques

Skalka, Marek January 2011 (has links)
This work compares localization techniques used in mobile robotics. Localization - how to determine one's own position within a space - is one of the fundamental challenges of robotics. The introduction is devoted to a detailed description of localization and to the categorization of localization techniques. In subsequent chapters, category by category, various localization techniques and their variants are described and their strengths and weaknesses are compared. The work successively addresses: probabilistic localization techniques used for inaccurate sensor measurements processing and for providing reliable position estimate; relative localization techniques used for evaluation of relative changes in the robot position; and absolute localization techniques for finding and estimating the absolute position of the robot in the environment.
9

Návrh a implementace algoritmu SLAM pro mobilní robot

Ondráček, Jan January 2015 (has links)
This diploma thesis deals with the implementation of selected simultaneous locali-zation and mapping (SLAM) algorithm for mobile robot and testing of this algo-rithm. In theoretical part there is a research that describes various existing SLAM algorithms. One of these algorithms is selected for the implementation based on the selected criteria at the end of the research. Practical part of the thesis deals with the implementation of selected SLAM algorithm in particular programming language and with its testing on real data. Computer simulation in which model of the robot travels through the model of Q Building of Mendel University in Brno is created for the purpose of testing.
10

Posouzení posturální stabilizace u skupiny dětí předškolního věku / Assessment of postural stabilization in a group of preschool children

Klauberová, Zuzana January 2016 (has links)
The thesis is looking into an assessment of a postural stabilization in a group of preschool children using an unused test in children testing "Kneeling with Support on Palms", which was used by its creators Voráčková and Šafářová in a group of adult sportsmen, and for comparison is used Matthias test, which is usually used in children testing. The thesis is focused on optimal body positions in the ontogenetic progress in the preschool age, the right body postural, dangers of origin of pathologies in postural stabilization, pathologies in body postural and the usually used diagnostic in the assessment of body postural. Results are showing a possibility of the using the test "Kneeling with Support on Palms" in preschool groups and at the same time showing chosen pathologies in the body postural of three and six years old children. The success in the thesis is a fact, that correlation with Matthias test shows for validity of the test "Kneeling with Support on Palms" and it brings information, that the test "Kneeling with Support on Palms" can be used in preschool age groups after confirmation of its reliability and objectivity. Key words: postural stabilization, body positions, preschool children, deflection in body postural

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