647 Result(s)
within
Zhigang **
Computer Science
English
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Article
Center-cut for color-image quantization
Three simple and effective modifications made to the median-cut algorithm lead to a new and useful tool for color-image quantization. The first is to select the color box with the longest longest-dimension ins...
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Article
Neural networks for omni-view road image understanding
This paper presents a new approach to the outdoor road scene understanding by using omni-view images and backpropagation networks. Both the road directions used for vehicle heading and the road categories used...
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Article
Range information propagation transform
A novel method of model-based object recognition is presented in this paper. Its novelty stems from the fact that the gray level image captured by a camera is merged with sparse range information in an active ...
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Article
The impact of self-similar traffic on network delay
The effect of self-similar traffic on the delay of a single queue system is studied through the use of the measured traffic and models as input process. A model-driven simulation-based method is then proposed ...
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Article
Implementation of Java card Virtual Machine
Java card is a new system for programming smart cards, which is based on the Java language and Virtual Machine. Java card programs (applets) run in Java Card Runtime Environment (JCRE) including the Java Card ...
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Chapter and Conference Paper
Software Mode Changes for Continuous Motion Tracking
Robot control in nonlinear and nonstationary run-time environments presents challenges to traditional software methodologies. In particular, robot systems in “open” domains can only be modeled probabilisticall...
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Chapter and Conference Paper
A Fault-Tolerant Distributed Vision System Architecture for Object Tracking in a Smart Room
In recent years, distributed computer vision has gained a lot of attention within the computer vision community for applications such as video surveillance and object tracking. The collective information gathe...
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Article
The impact of non-Gaussian distribution traffic on network performance
Recent extensive measurements of real-life traffic demonstrate that the probability density function of the traffic is non-Gaussian. If a traffic model does not capture this characteristics, any analytical or ...
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Chapter and Conference Paper
An Improved Parallel Algorithm for Certain Toeplitz Cyclic Tridiagonal Systems on Distributed-Memory Multicomputer
Based on Luo’s parallel algorithm [4] for certain Toeplitz cyclic tridiagonal systems on distributed-memory multicomputer, we present an improved algorithm. Its communication mechanism is simple and redundant ...
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Chapter and Conference Paper
Improving the Web Site’s Effectiveness by Considering Each Page’s Temporal Information
Improving the effectiveness of a web site is always one of its owner’s top concerns. By focusing on analyzing web users’ visiting behavior, web mining researchers have developed a variety of helpful methods, b...
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Chapter and Conference Paper
Considering Correlation between Variables to Improve Spatiotemporal Forecasting
The importance of forecasting cannot be overemphasized in modern environment surveillance applications, including flood control, rainfall analysis, pollution study, nuclear leakage prevention and so on. That i...
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Chapter and Conference Paper
Using Split Queues to Improve the Performance of Parallel Switch
Parallel switch scales well with the growth of port density and line rate. PSIQC (Parallel Switch based on Input-Queued Crossbar) is a parallel switch that is scalable and simple to implement. But it needs lar...
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Chapter and Conference Paper
Moment Based Transfer Function Design for Volume Rendering
Local data features play important roles in the transfer function design for volume rendering. By examining relationships among three eigenvalues of inertia matrix, a semi-automatic data-driven transfer function ...
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Chapter and Conference Paper
Accelerate Volume Splatting by Using Run Length Encoding
Methods such as splat hierarchies, indexing and lists have been presented by the research society in recently years, to accelerate the splatting, a popular volume rendering algorithm. In this paper, a run leng...
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Chapter and Conference Paper
STIFF: A Forecasting Framework for SpatioTemporal Data
Nowadays spatiotemporal forecasting has been drawing more and more attention from academic researchers and industrial practitioners for its promising applicability to complex data containing both spatial and t...
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Chapter
Generation and Error Characterization of Pararell-Perspective Stereo Mosaics from Real Video
There have been attempts in a variety of applications to add 3D information into an image-based mosaic representation. Creating stereo mosaics from two rotating cameras was proposed by [Huang & Hung, 1998], and f...
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Article
A novel RTL behavioral description based ATPG method
The paper proposes a novel ATPG (Automatic Test Pattern Generation) method based on RTL (Register Transfer Level) behavioral descriptions in HDL (Hardware Description Language). The method is simulation-based....
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Chapter and Conference Paper
Pattern Recognition Based on Stability of Discrete Time Cellular Neural Networks
In this paper, some sufficient conditions are obtained to guarantee that discrete time cellular neural networks (DTCNNs) can have some stable memory patterns. These conditions can be directly derived from the ...
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Chapter and Conference Paper
Global Convergence of Steepest Descent for Quadratic Functions
This paper analyzes the effect of momentum on steepest descent training for quadratic performance functions. Some global convergence conditions of the steepest descent algorithm are obtained by directly analyz...
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Chapter and Conference Paper
Stability Analysis of Discrete-Time Cellular Neural Networks
Discrete-time cellular neural networks (DTCNNs) are formulated and studied in this paper. Several sufficient conditions are obtained to ensure the global stability of DTCNNs with delays based on comparison met...
