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ISBI
2004
IEEE
14 years 10 months ago
Search Space Partitioning Using Convex Hull and Concavity Features for Fast Medical Image Retrieval
A new approach is presented for partitioning an image database by classifying and indexing the convex hull shapes and the number of region concavities. The result is a significant...
Phillip Mlsna, Nikolay Sirakov
ICDE
2007
IEEE
207views Database» more  ICDE 2007»
14 years 10 months ago
SIGOPT: Using Schema to Optimize XML Query Processing
There has been a great deal of work in recent years on processing and optimizing queries against XML data. Typically in these previous works, schema information is not considered,...
Stelios Paparizos, Jignesh M. Patel, H. V. Jagadis...
ISCIS
2005
Springer
14 years 2 months ago
Text Categorization with Class-Based and Corpus-Based Keyword Selection
Abstract. In this paper, we examine the use of keywords in text categorization with SVM. In contrast to the usual belief, we reveal that using keywords instead of all words yields ...
Arzucan Özgür, Levent Özgür, T...
CIKM
2008
Springer
13 years 11 months ago
Tag-geotag correlation in social networks
This paper presents an analysis of the correlation of annotated information unit (textual) tags and geographical identification metadata geotags. Despite the increased usage of ge...
Sang Su Lee, Dongwoo Won, Dennis McLeod
IASTEDSE
2004
13 years 10 months ago
Targeted messages in indoor mobile environment: A software - oriented approach
Considering the advances of wireless, mobile and positioning technologies and the high requirement of the mobile marketing world for reaching as many customers as possible in a pe...
Angeliki Tsilira, Adamantia G. Pateli, Erast Athan...