Sciweavers

3211 search results - page 447 / 643
» In Search of the Bullwhip Effect
Sort
View
KDD
2002
ACM
286views Data Mining» more  KDD 2002»
16 years 7 months ago
Object Boundary Detection For Ontology-Based Image Classification
Technology in the field of digital media generates huge amounts of non-textual information, audio, video, and images, along with more familiar textual information. The potential f...
Lei Wang, Latifur Khan, Casey Breen
SIGMOD
2009
ACM
258views Database» more  SIGMOD 2009»
16 years 6 months ago
Continuous obstructed nearest neighbor queries in spatial databases
In this paper, we study a novel form of continuous nearest neighbor queries in the presence of obstacles, namely continuous obstructed nearest neighbor (CONN) search. It considers...
Yunjun Gao, Baihua Zheng
MOBIHOC
2002
ACM
16 years 6 months ago
Routing performance in the presence of unidirectional links in multihop wireless networks
We examine two aspects concerning the influence of unidirectional links on routing performance in multihop wireless networks. In the first part of the paper, we evaluate the benef...
Mahesh K. Marina, Samir Ranjan Das
WSDM
2010
ACM
261views Data Mining» more  WSDM 2010»
16 years 4 months ago
Learning Similarity Metrics for Event Identification in Social Media
Social media sites (e.g., Flickr, YouTube, and Facebook) are a popular distribution outlet for users looking to share their experiences and interests on the Web. These sites host ...
Hila Becker, Mor Naaman, Luis Gravano
WSDM
2010
ACM
259views Data Mining» more  WSDM 2010»
16 years 4 months ago
Revisiting Globally Sorted Indexes for Efficient Document Retrieval
There has been a large amount of research on efficient document retrieval in both IR and web search areas. One important technique to improve retrieval efficiency is early termina...
Fan Zhang, Shuming Shi, Hao Yan, Ji-Rong Wen