diplomsko delo
Ernest Beličič (Author), Danijel Skočaj (Mentor)

Abstract

Lokalizacija igra pomembno vlogo v številnih aplikacijah, na primer filmska in igračarska industrija uporabljata lokalizacijske sisteme za zajem gibanja telesa. V diplomskem delu implementiramo postopek lokalizacije v prostoru s pomočjo kamer. Objekt, ki ga lokaliziramo, je okrogel svetleči barvni označevalnik. Kameram določimo notranje in zunanje parametre ter jih tako umestimo v prostor, pri čemer notranje parametre določimo z MATLAB-ovim orodjem za kalibracijo kamer, zunanje pa izračunamo s pomočjo metode DLT in SVD. V realnem času zaznavamo označevalnik na slikah in s postopkom triangulacije določimo njegov položaj v prostoru. Sistem tudi ustrezno evalviramo in ocenimo napake lokalizacije. Izkaže se, da so napake v sistemu večinoma sistematične in se jih lahko popravi.

Keywords

lokalizacija;triangulacija;večkamerni sistem;računalniški vid;kalibracija kamer;DLT;SVD;računalništvo;računalništvo in informatika;univerzitetni študij;diplomske naloge;

Data

Language: Slovenian
Year of publishing:
Typology: 2.11 - Undergraduate Thesis
Organization: UL FRI - Faculty of Computer and Information Science
Publisher: [E. Beličič]
UDC: 004.932(043.2)
COBISS: 1536518595 Link will open in a new window
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Downloads: 223
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Other data

Secondary language: English
Secondary title: Multi-camera system for object localization in space
Secondary abstract: Localization plays a big role in many applications for example film and game industry are using localization systems for capturing of body movement. In this thesis we implement localization procedure using cameras. Localization object is a light emitting spherical color marker. We compute cameras intrinsic and extrinsic parameters effectively fitting camera in space. Intrinsic parameters are determined using MATLAB camera calibration tool. Extrinsic parameters are calculated using DLT and SVD methods. From images we detect marker in real time and use triangulation to determine its position in space. We properly evaluate the system and measure localization accuracy. It turns out that system errors are mostly systematic and can be corrected.
Secondary keywords: localization;triangulation;multi-camera system;computer vision;camera calibration;DLT;SVD;computer science;computer and information science;diploma;
File type: application/pdf
Type (COBISS): Bachelor thesis/paper
Thesis comment: Univ. v Ljubljani, Fak. za računalništvo in informatiko
Pages: 57 str.
ID: 8966533