Xu Xiaogang, Sun Zhengxing, Peng Binbin, Jin Xiangyu, Liu Wenyin
Abstract. A spatial relation graph (SRG) and its partial matching method are proposed for online composite graphics representation and recognition. The SRGbased approach emphasizes three...
Question Similarity Calculation for FAQ Answering (2008)
Frequently Asked Question (FAQ) answering is a very useful module in automatic question answering (QA) systems where calculation of question similarity is a key problem. In this paper, we propose a...
Jun Yang, Qing Li, Liu Wenyin, Yueting Zhuang
As a prevailing web media format, nowadays Flash ™ movies are created, delivered, and viewed by over millions of users in their daily experiences with the Internet. However, issues regarding the...
Adaptive Noise Reduction for Engineering Drawings Based on Primitives and Noise Assessment (2008)
Jing Zhang, Wan Zhang, Liu Wenyin
In this paper, a novel, adaptive noise reduction method for engineering drawings is proposed based on assessment of both primitives and noise. Unlike the current approaches, our method takes into...
On-Line Graphics Recognition: A Brief Survey (2008)
Abstract. A brief survey on on-line graphics recognition is presented. We first present some common scenarios and applications of on-line graphics recognition and then identify major problems and...
A Discriminative Representation for Symbolic Image Similarity Evaluation (2008)
Guanglin Huang, Wan Zhang, Liu Wenyin
Visual similarity evaluation plays an important role in intelligent graphics system. In this paper, we focus on the domain of symbolic image recognition and introduce the Directional Division Tree...
Smart Sketchpad—An On-line Graphics Recognition System (2008)
Liu Wenyin, Wenjie Qian, Rong Xiao, Xiangyu Jin
An on-line graphics recognition system is presented, which provides users a natural, convenient, and efficient way to input rigid and regular shapes or graphic objects (e.g., triangles, rectangles,...
c ○ World Scientific Publishing Company ARTISTIC IMAGE GENERATION BY DEVIATION MAPPING (2008)
Liu Wenyin, Xin Tong, Xu Yingqing, Heung-yeung Shum, Zhong Hua
This paper describes a novel technique (deviation mapping) that generates images with artistic appearances, e.g. spray painted wall, embossment, cashmere painting, etc. Our technique employs a...
A Potential IRI based Phishing Strategy (2008)
Yingjie Fu, Xiaotie Deng, Liu Wenyin
Abstract. We anticipate a potential phishing strategy by obfuscation of Web links using Internationalized Resource Identifier (IRI). In the IRI scheme, the glyphs of many characters look very similar...
Section-Based Filtering and Its Application to (2008)
Xie Xing, Liu Wenyin, Hong-jiang Zhang, Yudong Yang
Abstract: Demands for automatic filtering of restrictive contents on the WWW are growing continuously as the accessibility of the web is rapidly expanding. Most information filtering technologies aim...
A HIERARCHICAL CHARACTERIZATION SCHEME FOR IMAGE RETRIEVAL (2008)
In this paper, we present a study of hierarchically characterizing image content from coarse level to fine level conducted using a series of shape features as a case in point. In this work, we have...
Yin Liu, Liu Wenyin, Changjun Jiang
Web Service composition has become increasingly important with more and more Web Services developed and deployed on the Web. It requires a formal and clear representation for analysis, design, and...
Towards a Flash Search Engine based on Expressive Semantics ϒ (2008)
Dawei Ding, Jun Yang, Qing Li, Liping Wang, Liu Wenyin
Flash, as a multimedia format, becomes more and more popular on the Web. However, previous works on Flash are totally based on lowlevel features, which make it unpractical to build a content-based...
AN APPROACH TO SEMANTICS-BASED IMAGE RETRIEVAL AND BROWSING * (2008)
Jun Yang, Liu Wenyin, Hongjiang Zhang, Yueting Zhuang
The state-of-the-art image retrieval approach is to incorporate image semantics with low-level features to enhance retrieval performance. Although many systems
Security and protection. General Terms Security, Legal Aspects, and Verification. (2008)
Anthony Y. Fu, Wan Zhang, Xiaotie Deng, Liu Wenyin
A severe potential security problem in utilization of Unicode in the Web is identified, which is resulted from the fact that there are many similar characters in the Unicode Character Set (UCS). The...
Detection of Phishing Webpages (2008)
Based On Visual, Liu Wenyin, Guanglin Huang, Liu Xiaoyue, Zhang Min, Xiaotie Deng
An approach to detection of phishing webpages based on visual similarity is proposed, which can be utilized as a part of an enterprise solution for anti-phishing. A legitimate webpage owner can use...
Digital Object Identifier (DOI) 10.1007/s00530-003-0085-4 (2008)
Multimedia Systems Multimedia, Liu Wenyin, Zheng Chen, Fan Lin, Hongjiang Zhang, Wei-ying Ma
A novel idea and framework of ubiquitous media agents is presented for managing personal multimedia objects. Media agents are intelligent systems that can autonomously do the following tasks. They...
Zheng Chen, Liu Wenyin, Rui Yang, Mingjing Li, Hongjiang Zhang
A web media agent is presented, which can make a user’s web surfing experience more productive. Once the user visits a web page, semantic descriptions of the media objects on the page are...
User Modeling for Building Personalized Web Assistants ABSTRACT (2007)
Zheng Chen, Liu Wenyin, Fan Lin, Peng Xiao, Liu Yin, Bin Lin, ...
We proposed several new approaches to extracting features from the user visited web pages for modeling the user’s long- and short-term preferences and interests. The constructed user models are...
Xiaoming Sun, Zheng Chen, Liu Wenyin, Wei-ying Ma
A novel global optimization method referred to as the multi-step dynamic n-gram model is proposed for predicting the user’s next intended action while he/she is surfing the Web. Unlike the...
Personally Inherited Features of Web Pages (2007)
Zheng Chen, Liu Wenyin, Fan Lin, Peng Xiao, Yin Liu, Bin Lin, ...
Inherited features are found among the pages on the same navigation paths a user has accessed and used to model her preferences and interests. The constructed user models can be used to build...
Sketch-Based User Interface for Inputting Graphic Objects on Small Screen Devices (2007)
Liu Wenyin, Xiangyu Jin, Zhengxing Sun
Abstract. For small screen devices, such as PDAs, which totally depend on a pen-based user interface, traditional menu-selection/button-clicking based user interface becomes inconvenient for graphics...
On-line Graphics Recognition (2007)
Jin Xiangyu, Liu Wenyin, Sun Jianyong, Zhengxing Sun
A novel and fast shape classification and regularization algorithm for on-line sketchy graphics recognition is proposed. We divided the on-line graphics recognition process into four stages:...
Example-Driven Graphics Recognition (2007)
Abstract. An example-driven graphics recognition scheme is presented, which is an extension of the generic graphics recognition algorithm we presented years ago. The key idea is that, interactively,...
Smart Sketchpad—An On-line Graphics Recognition System (2007)
Liu Wenyin, Wenjie Qian, Rong Xiao, Xiangyu Jin
An on-line graphics recognition system is presented, which provides users a natural, convenient, and efficient way to input rigid and regular shapes or graphic objects (e.g., triangles, rectangles,...
Abstract. Accurate and efficient vectorization of line drawings is essential for any higher level processing in document analysis and recognition systems. In spite of the prevalence of vectorization...
A Proposed Scheme for Performance Evaluation of Graphics/Text Separation Algorithms (2007)
We propose an objective, comprehensive, and complexity independent metric for performance evaluation of graphics/text separation (text segmentation) algorithms. The metric includes a positive set and...
Yin Liu, Liu Wenyin, Changjun Jiang
Web Service composition has become increasingly important with more and more Web Services developed and deployed on the Web. It requires a formal and clear representation for analysis, design, and...
A Protocol for Performance Evaluation (2007)
Of Line Detection, Liu Wenyin, Dov Dori
Accurate and efficient vectorization of line drawings is essential for any higher level processing in document analysis and recognition systems. In spite of the prevalence of vectorization and line...
The Methodology and Application to Fight Against Unicode Attacks (2006)
Anthony Y. Fu, Xiaotie Deng, Liu Wenyin, Greg Little
Unicode is becoming a dominant character representation format for information processing. This presents a very dangerous usability and security problem for many applications. The problem arises...
An automatic performance evaluation protocol for video text detection algorithms (2004)
Xian-sheng Hua, Liu Wenyin, Senior Member, Hong-jiang Zhang
Abstract—Text presented in videos provides important supplemental information for video indexing and retrieval. Many efforts have been made for text detection in videos. However, there is still a...
On-line graphics recognition: State-of-the-art (2004)
Abstract. A brief survey on on-line graphics recognition is presented. We first present some common scenarios and applications of on-line graphics recognition and then identify major problems and...
Audio Textures: Theory and Applications (2004)
Lie Lu, Liu Wenyin, Senior Member, Hong-Jiang Zhang
In this paper, we introduce a new audio medium, called audio texture, as a means of synthesizing long audio stream according to a given short example audio clip. The example clip is first analyzed to...
An automatic performance evaluation protocol for video text detection algorithms (2004)
Xian-sheng Hua, Liu Wenyin, Hong-jiang Zhang
Abstract—Text presented in the videos provides important supplemental information for video indexing and retrieval. Many efforts have been made for text detection in videos. However, there is still...
An automatic performance evaluation protocol for video text detection algorithms (2004)
Xian-sheng Hua, Liu Wenyin, Hong-jiang Zhang
Abstract—Text presented in the videos provides important supplemental information for video indexing and retrieval. Many efforts have been made for text detection in videos. However, there is still...
Retrieval Using Relevance, Ye Lu, Hongjiang Zhang, Liu Wenyin, Senior Member, Senior Member, ...
Relevance feedback is a powerful technique for image retrieval and has been an active research direction for the past few years. Various ad hoc parameter estimation techniques have been proposed for...
Building a Web Thesaurus from Web Link Structure (2003)
Zheng Chen, Shengping Liu, Liu Wenyin, Geguang Pu, Wei-ying Ma
Thesaurus has been widely used in many applications, including information retrieval, natural language processing, and question answering. In this paper, we propose a novel approach to automatically...
Report of the arc segmentation contest (2003)
Abstract. The Arc Segmentation Contest, as the fifth in the series of graphics recognition contests organized by IAPR TC10, was held in association with the GREC’2003 workshop. In this paper we...
Ranking User’s Relevance to a Topic through Link Analysis on Web Logs (2002)
Jidong Wang, Zheng Chen, Li Tao, Wei-ying Ma, Liu Wenyin
Computing the web-user’s relevance to a give topic is an important task for any personalization service on the Web. Since the interest and preference of a web-user are revealed in his Web browsing...
A new statistical approach to personal name extraction (2002)
We propose a new statistical approach to extracting personal names from a corpus. One of the key points of our approach is that it can both automatically learn the characteristics of personal names...
A Unified Framework for Web Link Analysis (2002)
Zheng Chen, Li Tao, Jidong Wang, Liu Wenyin, Wei-ying Ma
Web link analysis has been proved to provide significant enhancement to the precision of web search in practice. Among existing approaches, Kleinberg’s HITS and Google’s PageRank are the two most...
iFind: a web image search engine (2001)
Zheng Chen, Liu Wenyin, Chunhui Hu, Mingjing Li, Hongjiang Zhang
Web mining for Web image retrieval (2001)
Zheng Chen, Liu Wenyin, Feng Zhang, Mingjing Li, Hongjiang Zhang
The popularity of digital images is rapidly increasing due to improving digital imaging technologies and convenient availability facilitated by the Internet. However, how to find user-intended images...
Thesaurus-Aided Approach for Image Browsing and Retrieval (2001)
Jun Yang, Liu Wenyin, Hongjiang Zhang, Yueting Zhuang
The current trend of image retrieval is to incorporate image semantics with visual features to enhance retrieval performance. Although many approaches annotate images with keywords and process query...
User modeling for efficient use of multimedia files (2001)
Fan Lin, Liu Wenyin, Zheng Chen, Hongjiang Zhang, Tang Long
Abstract. It is very common that a user likes to collect many multimedia files of their interests from the web or other sources for his/her daily use, such as in emails, presentations, and technical...
A Statistical Correlation Model for Image Retrieval (2001)
Mingjing Li, Zheng Chen, Liu Wenyin, Hong-jiang Zhang
A bigram correlation model for image retrieval is proposed, which captures the semantic relationships among images in a database from simple statistics of users ’ relevance feedback information. It...
Automatic location of text in video frames (2001)
Xian-sheng Hua, Xiang-rong Chen, Liu Wenyin, Hong-jiang Zhang
A new automatic text location approach for videos is proposed. First of all, the corner points of the selected video frames are detected. After deleting some isolate corners, we merge the remaining...
Automatic location of text in video frames (2001)
Xian-sheng Hua, Xiang-rong Chen, Liu Wenyin, Hong-jiang Zhang
A new automatic text location approach for videos is proposed. First of all, the corner points of the selected video frames are detected. After deleting some isolate corners, we merge the remaining...
Automatic Performance Evaluation for Video Text Detection (2001)
Xian-sheng Hua, Liu Wenyin, Hong-jiang Zhang
In this paper, we propose an objective, comprehensive and difficulty-independent performance evaluation protocol for video text detection algorithms. The protocol includes a positive set and a...
A performance evaluation protocol for content-based image retrieval (2001)
Liu Wenyin, Zhong Su, Stan Li, Yan-feng Sun, Hongjiang Zhang
In this paper, we address an important yet controversial issue in content-based image retrieval (CBIR): performance evaluation (PE). The goal is to develop an objective and comprehensive protocol for...
D.: Extended summary of the arc segmentation contest (2001)
Liu Wenyin, Jian Zhai, Dov Dori
Abstract. The Arc Segmentation Contest, as the fourth in the series of graphics recognition contests organized by IAPR TC10, was held in association with the GREC’2001 workshop. In this paper we...
Ubiquitous media agents for managing personal multimedia files (2001)
Liu Wenyin, Zheng Chen, Fan Lin, Rui Yang, Mingjing Li, Hongjiang Zhang
A novel idea of ubiquitous media agents is presented. Media agents are intelligent systems that are able to automatically collect and build personalized semantic indices of multimedia data on behalf...
Semi-automatic image annotation (2001)
Liu Wenyin, Susan Dumais, Yanfeng Sun, Hongjiang Zhang, Mary Czerwinski, Brent Field
Abstract: A novel approach to semi-automatically and progressively annotating images with keywords is presented. The progressive annotation process is embedded in the course of integrated...
Automatic Location of Text in Video Frames (2001)
Xian-Sheng Hua, Xiang-rong Chen, Liu Wenyin, Hong-Jiang Zhang
A new automatic text location approach for videos is proposed. First of all, the corner points of the selected video frames are detected. After deleting some isolate corners, we merge the remaining...
A video text detection and recognition system (2001)
Jie Xi, Xian-sheng Hua, Xiang-rong Chen, Liu Wenyin, Hong-jiang Zhang
In this paper, we propose a new system for text information extraction from news videos. First of all, a method that integrates text detecting and text tracking is developed to locate text areas in...
A video text detection and recognition system (2001)
Jie Xi, Xian-sheng Hua, Xiang-rong Chen, Liu Wenyin, Hong-jiang Zhang
In this paper, we propose a new system for text information extraction from news videos. First of all, a method that integrates text detecting and text tracking is developed to locate text areas in...
Semi-automatic image annotation (2001)
Liu Wenyin, Susan Dumais, Yanfeng Sun, Hongjiang Zhang, Mary Czerwinski, Brent Field
Abstract: A novel approach to semi-automatically and progressively annotating images with keywords is presented. The progressive annotation process is embedded in the course of integrated...
iFind-a system for semantics and feature based image retrieval over internet (2000)
Hongjiang Zhang, Liu Wenyin, Chunhui Hu
iFind © (v1.0) is a web based image retrieval system developed at Microsoft Research China. It provides the functionalities of
Automated CAD Conversion with the Machine Drawing Understanding System (1999)
an experimental CAD conversion system aimed at realizing the entire process of understanding mechanical engineering drawings, from scanning to three-dimensional (3-D) reconstruction. This paper...
Incremental Arc Segmentation Algorithm and Its Evaluation (1998)
Abstract--We present an incremental arc segmentation algorithm, which recovers the vectorized arc fragments obtained by the vectorization of a piece of arc image in a stepwise fashion. Due to proper...
Genericity in graphics recognition algorithms (1998)
We present the new version of the Graphics Recognition Module developed within the Machine Drawing Understanding System (MDUS) for the graphics recognition contest, to be held during the second IAPR...