نتایج جستجو برای: phase tracking

تعداد نتایج: 707672  

2006
Nick Collins

Outlined in this paper are a number of sources of evidence, from psychological, ethnomusicological and engineering grounds, to suggest that current approaches to computational beat tracking are incomplete. It is contended that the degree to which cultural knowledge, that is, the specifics of style and associated learnt representational schema, underlie the human faculty of beat tracking has bee...

2001
Jörg Illmann Boris Kluge Erwin Prassler

In this paper we present two approaches for tracking of people in dynamic environments with a moving sensor system. The trajectories of persons are used to extract simple motion patterns. Object detection and tracking is based on range and color information which is provided by a laser range nder and a omnidirectional color camera. Without any prede ned person-model the system acquires an inter...

Journal: :IEEE Trans. Contr. Sys. Techn. 1999
Syh-Shiuh Yeh Pau-Lo Hsu

Recently, feedforward controllers like zero phase error tracking controllers (ZPETC’s) and cross-coupled controllers (CCC’s) have been developed to effectively reduce tracking error and contouring error, respectively. This paper proposes an integrated controller which combines ZPETC and CCC to achieve both tracking and contouring accuracy. Furthermore, studies indicate that ZPETC and CCC can be...

2005
Mario Becker Gabriele Bleser Alain Pagani Yulian Pastarmov Didier Stricker Florent Vial Jens Weidenhausen Cedric Wohlleber Harald Wuest

In this paper, we present an overview of several visual tracking methods for industrial augmented reality applications. We show that no universal algorithm can deal with the large number of possible scenes, and that the different methods have to be seen as complementary approaches that all have their strengths and weaknesses. The main difficulty, then, consists in combining existing building bl...

2009
Wataru Toishita Yutaka Momoda Ryuhei Tenmoku Fumihisa Shibata Hideyuki Tamura Takafumi Taketomi Tomokazu Sato Naokazu Yokoya

This paper presents camera calibration and tracking method for mixed reality based pre-visualization system for filmmaking. The proposed calibration method collects environmental information required for tracking efficiently since the rough camera path and target environment are known before actual shooting. Previous camera tracking methods using natural feature are suitable for outdoor environ...

Journal: :Polibits 2014
Antonio Moran Cardenas Javier G. Rázuri Isis Bonet Rahim Rahmani David Sundgren

Positioning and tracking control systems are an important component of autonomous robot applications. This paper presents the design method of tracking control systems based on H∞ preview control where the present and future desired positions of the robot are used to determine the control actions to be applied so that the robot describes the desired trajectory as close as possible. The performa...

2018

During the last decade, GPS tracking has become a key technology for data collection. In this chapter, the authors develop a practice-ready guideline for how to design and conduct GPS tracking investigations. They do so by first developing a V-model for GPS tracking, which describes the different phases of a GPS tracking data collection and the choices that have to be made in each phase. Therea...

2008
JIUM - MING LIN

This research applied an intelligent controller for mobile satellite antenna tracking system design. The intelligent controller is with both the traditional PI and the fuzzy control methods. The antenna tracking and the stabilization loops were designed firstly according to the bandwidth and phase margin requirements. However, the performance would be degraded if the tacking loop gain is reduce...

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