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SSDBM
2002
IEEE
128views Database» more  SSDBM 2002»
15 years 11 months ago
Compressing Bitmap Indexes for Faster Search Operations
In this paper, we study the effects of compression on bitmap indexes. The main operations on the bitmaps during query processing are bitwise logical operations such as AND, OR, N...
Kesheng Wu, Ekow J. Otoo, Arie Shoshani
WMTE
2002
IEEE
15 years 11 months ago
Applying Wireless Technologies to Build a Highly Interactive Learning Environment
This study tries to apply wireless technologies to build a highly interactive environment. For this purpose, this study first identifies four types of interaction between the memb...
Tzu-Chien Liu, Hsue-Yie Wang, Jen-Kai Liang, Tak-W...
SAC
2009
ACM
15 years 11 months ago
Towards developing a trust-based security solution
Wireless sensor network has emerged as a new information and data gathering paradigm based on the collaborative efforts of a large number of autonomous sensing devices. With small...
Sheikh Iqbal Ahamed, Donghyun Kim, Chowdhury Shari...
APCHI
1998
IEEE
15 years 11 months ago
Tickertape: Notification and Communication in a Single Line
This paper outlines an awareness application called Tickertape. Tickertape is a tool that displays event notifications in the form of scrolling messages across a single-line windo...
Sara Parsowith, Geraldine Fitzpatrick, Simon M. Ka...
DAWAK
2006
Springer
15 years 10 months ago
Providing Persistence for Sensor Data Streams by Remote WAL
Rapidly changing environments such as robots, sensor networks, or medical services are emerging. To deal with them, DBMS should persist sensor data streams instantaneously. To achi...
Hideyuki Kawashima, Michita Imai, Yuichiro Anzai