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» Experiments with Hierarchical Concept-Based Search
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APWEB
2006
Springer
13 years 11 months ago
Efficient Dynamic Traffic Navigation with Hierarchical Aggregation Tree
Nowadays, the rapid advances in wireless communications, positioning techniques and mobile devices enable location based service such as dynamic traffic navigation. Yet, it is a ch...
Yun Bai, Yanyan Guo, Xiaofeng Meng, Tao Wan, Karin...
WWW
2007
ACM
14 years 8 months ago
Image annotation by hierarchical mapping of features
In this paper, we propose a novel approach of image annotation by constructing a hierarchical mapping between lowlevel visual features and text features utilizing the relations wi...
Qiankun Zhao, Prasenjit Mitra, C. Lee Giles
WWW
2007
ACM
14 years 8 months ago
Privacy-enhancing personalized web search
Personalized web search is a promising way to improve search quality by customizing search results for people with individual information goals. However, users are uncomfortable w...
Yabo Xu, Ke Wang, Benyu Zhang, Zheng Chen
IR
2006
13 years 7 months ago
Hierarchical clustering of a Finnish newspaper article collection with graded relevance assessments
Search facilitated with agglomerative hierarchical clustering methods was studied in a collection of Finnish newspaper articles (N = 53,893). To allow quick experiments, clustering...
Tuomo Korenius, Jorma Laurikkala, Martti Juhola, K...
ICDE
2003
IEEE
146views Database» more  ICDE 2003»
14 years 9 months ago
Similarity Search in Sets and Categorical Data Using the Signature Tree
Data mining applications analyze large collections of set data and high dimensional categorical data. Search on these data types is not restricted to the classic problems of minin...
Nikos Mamoulis, David W. Cheung, Wang Lian