46 Result(s)
within
Article
De-** Wang
Computer Science
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Article
Some modifications of the parallel Halley iteration method and their convergence
In this paper we derive five kinds of algorithms for simultaneously finding the zeros of a complex polynomial. The convergence and the convergence rate with higher order are obtained. The algorithms are numeri...
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Article
Global Stability of a General Class of Discrete-Time Recurrent Neural Networks
A general class of discrete-time recurrent neural networks (DTRNNs) is formulated and studied in this paper. Several sufficient conditions are obtained to ensure the global stability of DTRNNs with delays base...
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Context-Based 2D-VLC Entropy Coder in AVS Video Coding Standard
In this paper, a Context-based 2D Variable Length Coding (C2DVLC) method for coding the transformed residuals in AVS video coding standard is presented. One feature in C2DVLC is the usage of multiple 2D-VLC ta...
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Performance Comparison of AVS and H.264/AVC Video Coding Standards
A new audio and video compression standard of China, known as advanced Audio Video coding Standard (AVS), is emerging. This standard provides a technical solution for many applications within the information i...
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Adaptive Call Admission Control Based on Reward-Penalty Model in Wireless/Mobile Network
A dynamic threshold-based Call Admission Control (CAC) scheme used in wireless/mobile network for multi-class services is proposed. In the scheme, each class’s CAC thresholds are solved through establishing a ...
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Article
A multi-touch platform based on four corner cameras and methods for accurately locating contact points
This paper presents a low-cost and scalable multi-touch platform which uses four cameras to reduce occlusion. Three methods are provided for locating contact points on this platform, including the lookup table...
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Personalized Tag Recommendation Using Social Influence
Tag recommendation encourages users to add more tags in bridging the semantic gap between human concept and the features of media object, which provides a feasible solution for content-based multimedia informa...
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A robust content based audio watermarking using UDWT and invariant histogram
Desynchronization attack is known as one of the most difficult attacks to resist, for it can desynchronize the location of the watermark and hence causes incorrect watermark detection. It is a challenging work...
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An application oriented and shape feature based multi-touch gesture description and recognition method
In order to customize multi-touch gestures for different applications, and facilitate multi-touch gesture recognition, an application oriented and shape feature based multi-touch gesture description and recogn...
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A planar capacitive sensor for 2D long-range displacement measurement
A planar capacitive sensor (PCS) capable of 2D large-scale measurement is presented in this paper. Displacement interpretation depends on independently measuring the periodic variation in capacitance caused by...
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Article
Separation of micro-Doppler signals based on time frequency filter and Viterbi algorithm
Micro-Doppler (m-D) effect is potential useful in radar target detection, recognition, and classification. While the m-D signals are always multicomponent, it is important to separate the m-D signals for featu...
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Application of Parallel Mechanism in Varistructured Quadruped/Biped Human- carrying Walking Chair Robot
For the existing problems of walking chair robot such as simple function, lower bearing capacity and not walking in complex environment, a novel varistructured quadruped/biped human-carrying walking chair robo...
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Article
IEEE 1588 based time synchronization system for a seafloor observatory network
An IEEE 1588 based application scheme was proposed to achieve accurate time synchronization for a deep seafloor observatory network based on the communication topological structure of the Zhejiang University E...
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Parameter estimation for micro-Doppler signals based on cubic phase function
An estimator for evaluating the parameters from the radar returned multicomponent micro-Doppler (m-D) signals is presented in this paper. While time frequency distribution (TFD) is commonly used to analyze the...
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Article
Towards Automated Provisioning and Emergency Handling in Renewable Energy Powered Datacenters
Designing eco-friendly system has been at the forefront of computing research. Faced with a growing concern about the server energy expenditure and the climate change, both industry and academia start to show ...
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Article
Detail-generating geometry completion for point-sampled geometry
In this paper, we present a novel method for detail-generating geometry completion over point-sampled geometry. The main idea consists of converting the context-based geometry completion into the detail-based ...
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Article
High Performance Interconnect Network for Tianhe System
In this paper, we present the Tianhe-2 interconnect network and message passing services. We describe the architecture of the router and network interface chips, and highlight a set of hardware and software fe...
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Feature selection and feature learning for high-dimensional batch reinforcement learning: A survey
Tremendous amount of data are being generated and saved in many complex engineering and social systems every day. It is significant and feasible to utilize the big data to make better decisions by machine lear...
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An Efficient Algorithm for Distributed Outlier Detection in Large Multi-Dimensional Datasets
The distance-based outlier is a widely used definition of outlier. A point is distinguished as an outlier on the basis of the distances to its nearest neighbors. In this paper, to solve the problem of outlier ...
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SEIP: System for Efficient Image Processing on Distributed Platform
Nowadays, there exist numerous images in the Internet, and with the development of cloud computing and big data applications, many of those images need to be processed for different kinds of applications by us...
