238 Result(s)
within
Conference Paper
Yang YU
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Chapter and Conference Paper
Dynamic Multi-reference Prediction in Video Coding for Improved Error Resilience over Internet
When standard coded video is transmitted over Internet where packets may be lost, there exists the annoying problem of error propagation. In this paper we propose a new video coding scheme that dynamically cho...
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Chapter and Conference Paper
MetaData Pro: Ontology-Based Metadata Processing for Web Resources
Metadata is the foundation of Semantic Web. The MetaData Pro project seeks to build a metadata processing platform for web resource. The system architecture has three key components– Metadata Extraction, Ontol...
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Chapter and Conference Paper
A Meta-model of Temporal Workflow and Its Formalization
Current researches on time constraints in workflow mainly focus on time-relevant process modeling and efficiency analysis based on the temporal attributes of processes and activities. This paper presents the c...
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Chapter and Conference Paper
A Bayesian Network Approach to Ontology Map**
This paper presents our ongoing effort on develo** a principled methodology for automatic ontology map** based on BayesOWL, a probabilistic framework we developed for modeling uncertainty in semantic web. In ...
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Chapter and Conference Paper
Representing Wholes by Structure
The influence of Part-Whole relationship (partof) on ontology languages is weak because the special semantics of partof is missed in both representations and interpretations. In this paper, we first exemplify the...
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Chapter and Conference Paper
A Neural Network Based Method for On-line Calculation of Equivalent Stresses in Steam Turbine Rotors
An on-line calculation method, based on a neural network, for calculating the equivalent stress of steam turbine rotors, is being proposed. The method of expressing the equivalent stress in an steam turbine ro...
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Chapter and Conference Paper
Learning the Semantic Meaning of a Concept from the Web
Many researchers have used text classification method in solving the ontology map** problem. Their map** results heavily depend on the availability of quality exemplars used as training data. However, manu...
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Chapter and Conference Paper
A Framework for Modeling Positive Class Expansion with Single Snapshot
In many real-world data mining tasks, the coverage of the target concept may change as the time changes. For example,the coverage of “learned knowledge” of a student today may be different from his/er “learned...
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Chapter and Conference Paper
Empirically-Based Crop Insurance for China: A Pilot Study in the Down-middle Yangtze River Area of China
Factors that caused slow growth in crop insurance participation and its ultimate failure in China were multi-faceted including high agricultural production risk, low participation rate, inadequate public aware...
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Chapter and Conference Paper
An Improved Two-Stage Camera Calibration Method Based on Particle Swarm Optimization
According to the calibration of binocular vision, an improved two-stage camera calibration method involved with multi-distortion coefficients is introduced in this paper. At the first stage, the 3D points’ coo...
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Chapter and Conference Paper
A Case Study in Integrating Multiple E-commerce Standards via Semantic Web Technology
Internet business-to-business transactions present great challenges in merging information from different sources. In this paper we describe a project to integrate four representative commercial classification...
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Chapter and Conference Paper
Active Contour Method Combining Local Fitting Energy and Global Fitting Energy Dynamically
To get better segmentation results, local information and global information should be taken into consideration together. In this paper, we propose a new energy functional which combines a local intensity fitt...
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Chapter and Conference Paper
Towards Analyzing Recombination Operators in Evolutionary Search
Recombination (also called crossover) operators are widely used in EAs to generate offspring solutions. Although the usefulness of recombination has been well recognized, theoretical analysis on recombination ope...
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Chapter and Conference Paper
A Dynamic Scheme for Authenticated Group Key Agreement Protocol
Group communication mechanism provides several participants with a secure and credible communication environment by sharing a confidential group key within group members. Group Diffie-Hellman key exchange prot...
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Chapter and Conference Paper
An Improved Image Rectification Algorithm Based on Particle Swarm Optimization
Image rectification is a method to apply projective transformation to image pair which can ensure the epipolar lines in one horizontal line. There is only horizontal disparity in two images and the matching sp...
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Chapter and Conference Paper
Disparity Vector Based Depth Information Calculation
The depth information contained in the image sequence which produced by the movement of the camera along the each axis is analyzed in this paper, especially for the depth information along the optical axis. Th...
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Chapter and Conference Paper
Monitoring System Design of Suspension Bridge of Health Status Based on CAN-BUS
The article introduces a data acquisition system of multi-channel suspension bridge vibration acceleration with the core of STC12C5606AD single chip. The system used CAN Bus to accomplish the communication bet...
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Chapter and Conference Paper
Study on Wave Filtering of Photoacoustic Spectrometry Detecting Signal Based on Mallat Algorithm
According to the concept of wavelet, the thesis analyse the peculiarity of wavelet, and applies Mallat algorithm of wavelet method to treat the photoacoustic signals of water content in oil. Mallat algorithm i...
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Chapter and Conference Paper
Cable Length Measurement Systems Based on Time Domain Reflectometry
Based on the principle of time domain reflectometry(TDR) cable length measurement, the principle error of the TDR cable length measurement is analyzed. Methods for reducing cable length measurement error are a...
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Chapter and Conference Paper
TDR Cable Length Measurement Model Based on Neural Network
Traveling wave propagation velocity is the key to the measuring accuracy of the time-domain reflectometry cable length measurement system. The accurate velocity value is difficult to be decided because it is v...
