Information Retrieval Technology: 5th Asia Information Retrieval Symposium, AIRS 2009, Sapporo, Japan, October 21-23, 2009, Proceedings / Edition 1

Regular Papers.- Fully Automatic Text Categorization by Exploiting WordNet.- A Latent Dirichlet Framework for Relevance Modeling.- Assigning Location Information to Display Individuals on a Map for Web People Search Results.- Web Spam Identification with User Browsing Graph.- Metric and Relevance Mismatch in Retrieval Evaluation.- Test Collection-Based IR Evaluation Needs Extension toward Sessions – A Case of Extremely Short Queries.- Weighted Rank Correlation in Information Retrieval Evaluation.- Extractive Summarization Based on Event Term Temporal Relation Graph and Critical Chain.- Using an Information Quality Framework to Evaluate the Quality of Product Reviews.- Automatic Extraction for Product Feature Words from Comments on the Web.- Image Sense Classification in Text-Based Image Retrieval.- A Subword Normalized Cut Approach to Automatic Story Segmentation of Chinese Broadcast News.- Japanese Spontaneous Spoken Document Retrieval Using NMF-Based Topic Models.- Finding ‘Lucy in Disguise’: The Misheard Lyric Matching Problem.- Selecting Effective Terms for Query Formulation.- Discovering Volatile Events in Your Neighborhood: Local-Area Topic Extraction from Blog Entries.- A Unified Graph-Based Iterative Reinforcement Approach to Personalized Search.- Exploiting Sentence-Level Features for Near-Duplicate Document Detection.- Posters.- Language Models of Collaborative Filtering.- Efficient Text Classification Using Term Projection.- IPHITS: An Incremental Latent Topic Model for Link Structure.- Supervised Dual-PLSA for Personalized SMS Filtering.- Enabling Effective User Interactions in Content-Based Image Retrieval.- Improving Text Rankers by Term Locality Contexts.- Mutual Screening Graph Algorithm: A New Bootstrapping Algorithm for Lexical Acquisition.- Web Image Retrieval for Abstract Queries Using Text and Image Information.- Question Answering Based on Answer Trustworthiness.- Domain Specific Opinion Retrieval.- A Boosting Approach for Learning to Rank Using SVD with Partially Labeled Data.- Opinion Target Network and Bootstrapping Method for Chinese Opinion Target Extraction.- Automatic Search Engine Performance Evaluation with the Wisdom of Crowds.- A Clustering Framework Based on Adaptive Space Mapping and Rescaling.- Research on Lesk-C-Based WSD and Its Application in English-Chinese Bi-directional CLIR.- Searching Polyphonic Indonesian Folksongs Based on N-gram Indexing Technique.- Study on the Click Context of Web Search Users for Reliability Analysis.- Utilizing Social Relationships for Blog Popularity Mining.- S-node: A Small-World Navigation System for Exploratory Search.- Efficient Probabilistic Latent Semantic Analysis through Parallelization.