نتایج جستجو برای: descriptor system

تعداد نتایج: 2239968  

2014
S. MuthuPandian P. RadhaKrishnan S. Prakash

The system gender classification from face images based on textural analysis and an artificial neural network. Face granulation process is applied for input faces for slices representation using Difference of gaussian approach. Here Weber’s Local Descriptor is used for gender recognition. Here this local descriptor extends it by introducing local spatial information through divide an image into...

2008
Davide Scaramuzza Nicolas Criblez Agostino Martinelli Roland Siegwart

This paper presents a robust descriptor for matching vertical lines among omnidirectional images and a method for automatically calibrating an omnidirectional camera with the robot reference system. The first part of this paper describes how to build the feature descriptor. We show that the descriptor is unique and distinctive for each feature and is invariant to rotation and slight changes of ...

2017
S. M. Jaisakthi P. Mirunalini Rutuja Jadhav

Whales play an important role in ocean ecosystem by maintaining a stable food chain. Whales continued to be endangered animals though they don’t have direct predators. To ensure the survival of this endangered species, marine biologists are tracking them to know their status and health of the species at all times. Manual recognition of whale is most tricky and hence automated system helps biolo...

Journal: :CoRR 2017
Andreas Varga

The Descriptor System Tools (DSTOOLS) is a collection of MATLAB functions for the operation on and manipulation of rational transfer function matrices via their descriptor system realizations. The DSTOOLS collection relies on the Control System Toolbox and several mex-functions based on the Systems and Control Library SLICOT. Many of the implemented functions are based on the computational proc...

Journal: :JCP 2009
Wen-Shyong Yu

This paper presents the stability and H∞ tracking performance design of a fuzzy-model-based descriptor system to attenuate the effects caused by unmodeled dynamics, disturbances, and approximation errors. First, the nonlinear descriptor system is represented by an equivalent Takagi-Sugeno type fuzzy model. Then, a fuzzy observer-based state feedback control scheme is developed to restrain the e...

Introduction: to identify the pattern-reversal visual evoked potential (PRVEP) waveform descriptor by evaluating discrete wavelet transform (DWT) in order to optimize stimulus in the diagnosis of anisometropia amblyopia. Materials and Methods: The PRVEP testing was performedfor 31 normal individuals and 35 patients with amblyopia. The stimuli were consisted of spatial frequencies of 1, 2, and 4...

Journal: :CoRR 2016
Homa Davoudi Ehsanollah Kabir

This Paper presents a method for lexicon reduction of Printed Farsi subwords based on their holistic shape features. Because of the large number of Persian subwords variously shaped from a simple letter to a complex combination of several connected characters, it is not easy to find a fixed shape descriptor suitable for all subwords. In this paper, we propose to select the descriptor according ...

2015

In this paper we present a Nash equilibrium problem of linear quadratic zero-sum dynamic games for descriptor system. We assume that the players give a linear feedback to the game. For the game with finite planning horizon we derive a differential Riccati type equation. For the game with infinite planning horizon we consider an algebraic Riccati type equation. The connection of the game solutio...

Journal: :Eng. Appl. of AI 2009
Ying-Jen Chen Wen-June Wang Chun-Lung Chang

This study considers a practical overhead crane control problem of designing a fuzzy control to ensure that the trolley arrives precisely at its destination; the load swing angle approaches to zero, and the energy of input and states is minimized. Furthermore, the constraints for the overhead crane operation are also considered and satisfied. Those constraints are that when the crane is moving,...

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