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IM
2006
14 years 10 months ago
Estimating Entropy and Entropy Norm on Data Streams
We consider the problem of computing information theoretic functions such as entropy on a data stream, using sublinear space. Our first result deals with a measure we call the &quo...
Amit Chakrabarti, Khanh Do Ba, S. Muthukrishnan
HICSS
2007
IEEE
122views Biometrics» more  HICSS 2007»
15 years 4 months ago
Conversational Coherence in Instant Messaging and Getting Work Done
This paper explores the critical role conversational coherence plays in facilitating the ongoing, distributed work of one virtual team as they engage in instant messaging (IM) con...
Stephanie L. Woerner, JoAnne Yates, Wanda J. Orlik...
CSREAESA
2006
14 years 11 months ago
Field-programmable Gate Array in Miniature Ion Mobility Spectrometer Sensor System
This paper presents the use of field-programmable gate array (FPGA) in a miniature Ion Mobility Spectrometer (IMS) sensor system. This IMS sensor is for detection of subsurface ga...
Jon Cole, S. M. Loo, Robert Youngberg, Jake Baker,...
WACV
2007
IEEE
15 years 4 months ago
A Vision System for Monitoring Intermodal Freight Trains
We describe the design and implementation of a vision based Intermodal Train Monitoring System(ITMS) for extracting various features like length of gaps in an intermodal(IM) train...
Avinash Kumar, Narendra Ahuja, John M. Hart, Vises...
IM
2007
14 years 10 months ago
Real Number Labelings for Paths and Cycles
The problem of radio channel assignments with multiple levels of interference depending on distance can be modeled using graph theory. The authors previously introduced a model of...
Jerrold R. Griggs, Xiaohua Teresa Jin