نتایج جستجو برای: vector tracking

تعداد نتایج: 308886  

2009
Hidenori Tanaka Hideo Saito

Wepropose a newmethod for analyzing the dynamics of facial expressions to identify persons using Active AppearanceModels and accurate facial feature point tracking. Several methods have been proposed to identify persons using facial images. In most methods, variations in facial expressions are one trouble factor. However, the dynamics of facial expressions are one measure of personal characteri...

2003
R. Ouiguini R. Bouzid Y. Sellami

In this paper, a sliding mode fuzzy controller for a nonholonomic wheeled mobile robot is proposed for tracking desired trajectories. We know that sliding mode control can deal with non linearities of control system and is robust. However, it has drawbacks such as a chattering. So, we introduce a fuzzy logic in order to reduce this phenomenon. Two sliding mode fuzzy controllers (SMFC) are descr...

2009
Aydín Eresen Nevrez Imamoglu Mehmet Önder Efe

In this paper, detecting and tracking of a car is aimed using a stationary camera system. Background subtraction is used to detect motion and Kalman filter is used for tracking of a moving car. Classification of the car is accomplished utilizing Support Vector Machines (SVMs) and Artificial Neural Networks (ANNs). In using SVMs and ANNs, some features should be extracted from Region of Interest...

2009
Matthias Rätsch Clemens Blumer Gerd Teschke

The Condensation and the Wavelet Approximated Reduced Vector Machine (W-RVM) approach are joined by the core idea to spend only as much as necessary effort for easy to discriminate regions (Condensation) and measurement locations (W-RVM) of the feature space, but most for regions and locations with high statistical likelihood to contain the object of interest. We unify both approaches by adapti...

Journal: :Proceedings. Biological sciences 2014
Michael Z Levy Corentin M Barbu Ricardo Castillo-Neyra Victor R Quispe-Machaca Jenny Ancca-Juarez Patricia Escalante-Mejia Katty Borrini-Mayori Malwina Niemierko Tarub S Mabud Jere R Behrman Cesar Naquira-Velarde

Modern cities represent one of the fastest growing ecosystems on the planet. Urbanization occurs in stages; each stage characterized by a distinct habitat that may be more or less susceptible to the establishment of disease vector populations and the transmission of vector-borne pathogens. We performed longitudinal entomological and epidemiological surveys in households along a 1900 × 125 m tra...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2015
Elizabeth R Chrastil Katherine R Sherrill Michael E Hasselmo Chantal E Stern

UNLABELLED Path integration, the updating of position and orientation during movement, often involves tracking a home location. Here, we examine processes that could contribute to successful location tracking in humans. In particular, we investigate a homing vector model of path integration, whereby a navigator continuously tracks a trajectory back to the home location. To examine this model, w...

Journal: :IEEE Transactions on Industrial Electronics 2022

In this article, the adaptive attitude-tracking problem of a rigid body is investigated, where input and output are transmitted via network. To reduce communication burden in network, quantizer introduced both uplink downlink channels. An backstepping-based control scheme developed for class multiple-input multiple-output (MIMO) systems. The proposed algorithm can overcome difficulty to proceed...

In recent years, there has been a fast growth in wind energy conversion system (WECS). There are two general types of wind turbines in WECS: fixed speed wind turbines and varying speed wind turbines.Permanent magnet synchronous generator (PMSG) is one of the most attractive generators for the varying speed turbine WECS.In this paper, a fuzzy controller is proposed to control the current source ...

2015
Anuja Kumar Acharya Biswajit Sahoo

ISSN: 2186-1390 http://www.cennser.org/IJCVSP Abstract Object tracking using appearance based modeling from non stationary camera is one of the key aspect of visual tracking. While most of the existing algorithms are able to track objects well in controlled environments, those methods usually fail to track a longer sequence of trajectory in the presence of significant variation of the objects a...

2012
Wang Yan Xiaoye Han Vladimir Pavlovic

Many adaptive tracking-by-detection methods have been proposed to track object with slowly changing appearance. However, most of those methods are designed for single object tracking. This paper proposes a method for adaptively tracking multiple objects based on a modified structured Support Vector Machine (SVM). The method utilizes the inter-object constraints and the layout information, which...

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