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SIGMOD
2011
ACM
177views Database» more  SIGMOD 2011»
14 years 9 months ago
NetTrails: a declarative platform for maintaining and querying provenance in distributed systems
We demonstrate NetTrails, a declarative platform for maintaining and interactively querying network provenance in a distributed system. Network provenance describes the history an...
Wenchao Zhou, Qiong Fei, Shengzhi Sun, Tao Tao, An...
ACII
2011
Springer
14 years 6 months ago
A Psychologically-Inspired Match-Score Fusion Model for Video-Based Facial Expression Recognition
Communication between humans is rich in complexity and is not limited to verbal signals; emotions are conveyed with gesture, pose and facial expression. Facial Emotion Recognition ...
Albert Cruz, Bir Bhanu, Songfan Yang
ICC
2011
IEEE
219views Communications» more  ICC 2011»
14 years 6 months ago
Deterministic Equivalents for the Performance Analysis of Isometric Random Precoded Systems
—We consider a general wireless channel model for different types of code-division multiple access (CDMA) and space-division multiple-access (SDMA) systems with isometric random ...
Jakob Hoydis, Romain Couillet, Mérouane Deb...
ICC
2011
IEEE
203views Communications» more  ICC 2011»
14 years 6 months ago
Constellation Shaping for Bit-Interleaved Coded APSK
—This paper considers a technique for shaping a turbo-coded amplitude-phase shift keying (APSK) constellation. After bit-interleaving, a subset of the bits output by a binary tur...
Matthew C. Valenti, Xingyu Xiang
ICC
2011
IEEE
257views Communications» more  ICC 2011»
14 years 6 months ago
Increasing the Lifetime of Roadside Sensor Networks Using Edge-Betweenness Clustering
Abstract—Wireless Sensor Networks are proven highly successful in many areas, including military and security monitoring. In this paper, we propose a method to use the edge–bet...
Joakim Flathagen, Ovidiu Valentin Drugan, Paal E. ...