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Displaying 1-8 out of 8 total
An Adaptive Fusion Algorithm for Spam Detection
Found in: IEEE Intelligent Systems
By Congfu Xu,Baojun Su,Yunbiao Cheng,Weike Pan,Li Chen
Issue Date:July 2014
pp. 2-8
Spam detection has become a critical component in various online systems such as email services, advertising engines, social media sites, and so on. Here, the authors use email services as an example, and present an adaptive fusion algorithm for spam detec...
Collaborative Filtering Based on Star Users
Found in: Tools with Artificial Intelligence, IEEE International Conference on
By Qiang Liu,Bingfei Cheng,Congfu Xu
Issue Date:November 2011
pp. 223-228
As one of the most popular recommender system technologies, neighborhood-based collaborative filtering algorithm has obtained great favor due to its simplicity, justifiability, and stability. However, when faced with large-scale, sparse, or noise affected ...
Website Structure Optimization System Model and Algorithms
Found in: Information Technology, Computer Engineering and Management Sciences, International Conference of
By Shutong Cheng,Congfu Xu,Hongwei Dan
Issue Date:September 2011
pp. 117-121
Website structure optimization is of great research value and practical significance and has drawn public attention of researchers at home and abroad. This article has carried out in-depth analysis of the system model of the website structure optimization ...
An Approach to Image Spam Filtering Based on Base64 Encoding and N-Gram Feature Extraction
Found in: Tools with Artificial Intelligence, IEEE International Conference on
By Congfu Xu, Yafang Chen, Kevin Chiew
Issue Date:October 2010
pp. 171-177
As compared with text spam, the image spam is a variant which is invented to escape from traditional text-based spam classification and filtering. Various approaches to image spam filtering have been proposed with respective advantages and drawbacks in ter...
Website Structure Optimization Technology Based on Customer Interest Clustering Algorithm
Found in: Computer Science and Computational Technology, International Symposium on
By Shutong Cheng, Congfu Xu, Hongwei Dan
Issue Date:December 2008
pp. 802-804
Based on an analysis on the Web log mining algorithm of predecessors, this paper presents the website structure optimization technology to improve customer interest. The technology proposes similar customer groups and clustering algorithms of relevant web ...
The Smart Architect: Scalable Ontology-Based Modeling of Ancient Chinese Architectures
Found in: IEEE Intelligent Systems
By Yong Liu, Congfu Xu, Qiong Zhang, Yunhe Pan
Issue Date:January 2008
pp. 49-56
The Smart Architect is an innovative intelligent system that can generate ancient Chinese architectures of similar styles or structures automatically. Using an ontology-based approach to analyze different architectural styles, the system converts geometry ...
An Efficient Incremental Algorithm for Frequent Itemsets Mining in Distorted Databases with Granular Computing
Found in: Web Intelligence, IEEE / WIC / ACM International Conference on
By Congfu Xu, Jinlong Wang
Issue Date:December 2006
pp. 913-918
In order to preserve individual privacy, original data is distorted with the perturbation technique, and with the support reconstruction method, frequent itemsets can be mined from the distorted database. Due to this, mining process can be apart from being...
Studies on classification models using decision boundaries
Found in: Cognitive Informatics, IEEE International Conference on
By Zhiyong Yan,Congfu Xu
Issue Date:June 2009
pp. 287-294
A classification model is obtained after a classifier is trained on training data. Decision region is the region in which data are predicted the same class label by a classifier. Decision boundary is the boundary between regions of different classes. We vi...