Search For:

Displaying 1-21 out of 21 total
Research of Electronic Equipment Fault Diagnosis Algorithm Based on RBF Neural Network
Found in: Intelligence Information Processing and Trusted Computing, International Symposium on
By Lei Yuan,Heming Zhao
Issue Date:October 2011
pp. 75-78
This paper proposes an algorithm of failure diagnosis for electronic device. This algorithm can train existed failure diagnosis parameter sample sets, analysis internal relationship of diagnosis parameters and obtain the final result for device diagnosis, ...
 
Overlapping Interval Differences-Based Fast Intra Mode Decision for H.264/AVC
Found in: Intelligent Information Hiding and Multimedia Signal Processing, International Conference on
By Yan-Qiang Lei, Yuan-Gen Wang, Fan Liang
Issue Date:October 2010
pp. 659-663
An efficient and fast mode decision algorithm for H.264/AVC Intra prediction is proposed in this paper. Overlapping interval differences (OID) are calculated in the domain composed of samples of current block and reconstructed samples of neighboring blocks...
 
Simulating the Time Lag Effect of Oil Product Price on its Demand with SWARM
Found in: Intelligent Computation Technology and Automation, International Conference on
By Lei Yuan, Feng Xiao, Bao-sheng Zhang
Issue Date:May 2010
pp. 309-314
There is time lag between domestic oil product price and international oil price. The speculation caused by such time lag in domestic oil product market has great disturbance on domestic oil product demand. That is, the domestic oil product would be in sho...
 
Performance Evaluation of Relay-Aided Multi-cell OFDMA System
Found in: Networks Security, Wireless Communications and Trusted Computing, International Conference on
By Jing Yang, Jianping An, Lei Yuan, Xiangming Li
Issue Date:April 2010
pp. 139-142
In this paper, we consider the throughput performance in relay-aided multi-cell orthogonal frequency division multiple access (OFDMA) system, when mobile user (MS) is uniformly distributed and relay station (RS) is located at some typical positions, such a...
 
Combined Fountain Code with Network Coding in Cooperative Communication
Found in: Networks Security, Wireless Communications and Trusted Computing, International Conference on
By Jing Yang, Jianping An, Xiangming Li, Lei Yuan
Issue Date:April 2010
pp. 24-27
In this paper, we will investigate the block error rate (BLER) performance in cooperative communication, through combining fountain code with network coding. Contrast to the fixed-rate code, the rate of fountain code is not determined in advance, since tha...
 
A Stochastic Timed Performance Model for Web Service Composition
Found in: Information Science and Engieering, International Symposium on
By Zhao Wu, Lei Yuan, Jianqiang Yang, Wei Xiong
Issue Date:December 2008
pp. 535-538
In recently years, the web service composition becomes a new approach of distributed application integration. The time cost of the composed web service is one of the most concerned characters by users. Due to the long delay and uncertainty of the Internet,...
 
A Distributed Model for Virtual Group Learning System
Found in: Computer Science and Software Engineering, International Conference on
By Zhao Wu, Lei Yuan, Xinying Wang, Xisan Wei
Issue Date:December 2008
pp. 23-26
In order to build an open, collaborative and efficient visual group learning system (VGLS for short below) in a wide area network (WAN for short below)environment, such as the Internet, this paper studies how to combine multiple techniques such as the mobi...
 
Facial Expression Recognition of Pain in Neonates
Found in: Computer Science and Software Engineering, International Conference on
By Guanming Lu, Lei Yuan, Xiaonan Li, Haibo Li
Issue Date:December 2008
pp. 756-759
This paper proposes a pain expression recognition method using boosted Gabor features. At first, each neonatal facial image which is normalized to the size of 112×92 pixels is convoluted with the 2D Gabor filters to extract 412160 Gabor features. Since the...
 
Recognition of Neonatal Facial Expressions of Acute Pain Using Boosted Gabor Features
Found in: Tools with Artificial Intelligence, IEEE International Conference on
By Lei Yuan, Forrest Sheng Bao, Guanming Lu
Issue Date:November 2008
pp. 473-476
Facial expressions are considered a critical factor in neonatal pain assessment. This paper proposes a pain expression recognition method using boosted Gabor features. Each neonatal facial image is convoluted with the 2D Gabor filters to extract 412,160 Ga...
 
Research on Collaborative Ontology Development Method Based on Lock Granularity
Found in: Computing, Communication, Control and Management, ISECS International Colloquium on
By Xia Shixiong, Deng Zhiwen, Zhang Lei, Yuan Guan
Issue Date:August 2008
pp. 374-378
Ontology is a method of expressing knowledge. It is essential for multiple engineers to develop a collaborative ontology. However, current tools, techniques and methodologies for developing collaborative ontology system are inadequate. Against this backgro...
 
A Novel Model of Working Set Selection for SMO Decomposition Methods
Found in: Tools with Artificial Intelligence, IEEE International Conference on
By Zhen-Dong Zhao, Lei Yuan, Yu-Xuan Wang, Forrest Sheng Bao, Shun-Yi Zhang, Yan-Fei Sun
Issue Date:October 2007
pp. 283-290
chines (SVMs) by decomposition methods, working set selection is an important technique, and some exciting schemes were employed into this field. To improve working set selection, we propose a new model for working set selection in sequential min- imal opt...
 
Efficient Methods for Overlapping Group Lasso
Found in: IEEE Transactions on Pattern Analysis and Machine Intelligence
By Lei Yuan, Jun Liu, Jieping Ye
Issue Date:September 2013
pp. 2104-2116
The group Lasso is an extension of the Lasso for feature selection on (predefined) nonoverlapping groups of features. The nonoverlapping group structure limits its applicability in practice. There have been several recent attempts to study a more general f...
 
Error correction method for train speed measurement using Doppler radar in train control system
Found in: 2013 IEEE Eleventh International Symposium on Autonomous Decentralized Systems (ISADS)
By Lei Yuan,Weihui Zhao,Chenling Li,Datian Zhou
Issue Date:March 2013
pp. 1-4
Train speed measurement takes an important position in the train control system. In the train speed measurement with velocity sensor and radar, the errors caused by radar installation are inevitable. In this paper, a method was proposed to correct the inhe...
   
Multi-source learning for joint analysis of incomplete multi-modality neuroimaging data
Found in: Proceedings of the 18th ACM SIGKDD international conference on Knowledge discovery and data mining (KDD '12)
By Jieping Ye, Lei Yuan, Paul M. Thompson, Vaibhav A. Narayan, Yalin Wang
Issue Date:August 2012
pp. 1149-1157
Incomplete data present serious problems when integrating large-scale brain imaging data sets from different imaging modalities. In the Alzheimer's Disease Neuroimaging Initiative (ADNI), for example, over half of the subjects lack cerebrospinal fluid (CSF...
     
Feature grouping and selection over an undirected graph
Found in: Proceedings of the 18th ACM SIGKDD international conference on Knowledge discovery and data mining (KDD '12)
By Jieping Ye, Lei Yuan, Peter Wonka, Sen Yang, Xiaotong Shen, Ying-Cheng Lai
Issue Date:August 2012
pp. 922-930
High-dimensional regression/classification continues to be an important and challenging problem, especially when features are highly correlated. Feature selection, combined with additional structure information on the features has been considered to be pro...
     
An efficient algorithm for a class of fused lasso problems
Found in: Proceedings of the 16th ACM SIGKDD international conference on Knowledge discovery and data mining (KDD '10)
By Jieping Ye, Jun Liu, Lei Yuan
Issue Date:July 2010
pp. 323-332
The fused Lasso penalty enforces sparsity in both the coefficients and their successive differences, which is desirable for applications with features ordered in some meaningful way. The resulting problem is, however, challenging to solve, as the fused Las...
     
Asymptotic analysis of UEP fountain codes over BIAWGN channels
Found in: Proceedings of the 6th International Wireless Communications and Mobile Computing Conference (IWCMC '10)
By Jianping An, Jing Yang, Lei Yuan, Xiangming Li
Issue Date:June 2010
pp. 1011-1015
In many communication systems, it is necessary to use unequal error protection (UEP) techniques. The design issues of UEP fountain codes over the binary erasure channel (BEC) have been extensively studied in recent years. In this paper, we investigate the ...
     
Fountain codes based partial cooperation in cooperative communications
Found in: Proceedings of the 6th International Wireless Communications and Mobile Computing Conference (IWCMC '10)
By Jianping An, Jing Yang, Lei Yuan, Nan Yang, Xiangming Li
Issue Date:June 2010
pp. 1001-1005
To improve the throughput performance without feedback channel, a partial cooperation scheme based on fountain codes is proposed in this paper. Compared with the incremental relaying where the signal is retransmitted in fixed or selective relay and fed bac...
     
Drosophila gene expression pattern annotation using sparse features and term-term interactions
Found in: Proceedings of the 15th ACM SIGKDD international conference on Knowledge discovery and data mining (KDD '09)
By Jieping Ye, Lei Yuan, Shuiwang Ji, Sudhir Kumar, Ying-Xin Li, Zhi-Hua Zhou
Issue Date:June 2009
pp. 1-24
The Drosophila gene expression pattern images document the spatial and temporal dynamics of gene expression and they are valuable tools for explicating the gene functions, interaction, and networks during Drosophila embryogenesis. To provide text-based pat...
     
Performance Evaluation on Human Resource Management of Commercial Banks Based on Analytic Hierarchical Model
Found in: Electronic Commerce and Business Intelligence, International Conference on
By Zhang Hong-lei, Yuan Wen-shan, Yang Jin-lei
Issue Date:June 2009
pp. 361-365
The paper firstly, according to the principles of selecting performance evaluation indexes of human resource management of commercial banks, established a scientific and systematic performance evaluation index system of human resource management of commerc...
 
Smart 400V Power Distribution Management by Mobile Networking
Found in: Asia-Pacific Power and Energy Engineering Conference
By Xiao-lei Yuan, Gang Peng, Zhi-cun Gao, Gui-ping Hu, Xin-wei Zhou, Li-xin Feng
Issue Date:March 2011
pp. 1-3
NA
 
 1