Sciweavers

DASFAA
2007
IEEE
297views Database» more  DASFAA 2007»
13 years 11 months ago
OLYBIA: Ontology-Based Automatic Image Annotation System Using Semantic Inference Rules
One of the big issues facing current content-based image retrieval is how to automatically extract the high-level concepts from images. In this paper, we present an efficient syste...
Kyung-Wook Park, Jin-Woo Jeong, Dong-Ho Lee
DASFAA
2007
IEEE
199views Database» more  DASFAA 2007»
13 years 11 months ago
Detection and Visualization of Subspace Cluster Hierarchies
Subspace clustering (also called projected clustering) addresses the problem that different sets of attributes may be relevant for different clusters in high dimensional feature sp...
Elke Achtert, Christian Böhm, Hans-Peter Krie...
DASFAA
2007
IEEE
150views Database» more  DASFAA 2007»
13 years 11 months ago
TinTO: A Tool for the View-Based Analysis of Streams of Stock Market Data
TinTO is an experimental system aiming at demonstrating the usefulness and feasibility of applying conventional SQL queries for analyzing a wide spectrum of data streams. As applic...
Andreas Behrend, Christian Dorau, Rainer Manthey
DASFAA
2007
IEEE
220views Database» more  DASFAA 2007»
13 years 11 months ago
LAPIN: Effective Sequential Pattern Mining Algorithms by Last Position Induction for Dense Databases
Sequential pattern mining is very important because it is the basis of many applications. Although there has been a great deal of effort on sequential pattern mining in recent year...
Zhenglu Yang, Yitong Wang, Masaru Kitsuregawa
DASFAA
2007
IEEE
153views Database» more  DASFAA 2007»
13 years 11 months ago
Interval-Focused Similarity Search in Time Series Databases
Similarity search in time series databases usually deals with comparing entire time series objects or subsequence search. In this paper, we formalize the notion of interval-focused...
Johannes Aßfalg, Hans-Peter Kriegel, Peer Kr...
DASFAA
2007
IEEE
174views Database» more  DASFAA 2007»
13 years 11 months ago
Efficient Holistic Twig Joins in Leaf-to-Root Combining with Root-to-Leaf Way
Finding all the occurrences of a twig pattern on multiple elements in an XML document is a core operation for efficient evaluation of XML queries. Holistic twig join algorithms, Tw...
Guoliang Li, Jianhua Feng, Yong Zhang, Lizhu Zhou
DASFAA
2007
IEEE
181views Database» more  DASFAA 2007»
13 years 11 months ago
Graph Structure of the Korea Web
The study of the Web graph not only yields valuable insight into Web algorithms for crawling, searching and community discovery, and the sociological phenomena that characterize it...
In Kyu Han, Sang Ho Lee, Soowon Lee
DASFAA
2007
IEEE
178views Database» more  DASFAA 2007»
13 years 11 months ago
Efficient Semantically Equal Join on Strings
Juggapong Natwichai, Xingzhi Sun, Maria E. Orlowsk...
DASFAA
2007
IEEE
195views Database» more  DASFAA 2007»
13 years 11 months ago
Quality Aware Privacy Protection for Location-Based Services
Protection of users’ privacy has been a central issue for location-based services (LBSs). In this paper, we classify two kinds of privacy protection requirements in LBS: location...
Zhen Xiao, Xiaofeng Meng, Jianliang Xu
DASFAA
2007
IEEE
135views Database» more  DASFAA 2007»
13 years 11 months ago
A Development of Hash-Lookup Trees to Support Querying Streaming XML
Abstract. The rapid growth in the amount of XML data and the development of publish-subscribe systems have led to great interest in processing streaming XML data. We propose the Qs...
James Cheng, Wilfred Ng