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CHI
2004
ACM
16 years 6 months ago
Slash(dot) and burn: distributed moderation in a large online conversation space
Can a system of distributed moderation quickly and consistently separate high and low quality comments in an online conversation? Analysis of the site Slashdot.org suggests that t...
Cliff Lampe, Paul Resnick
SEMCO
2007
IEEE
16 years 21 days ago
Searching Visual Semantic Spaces with Concept Filters
Semantic concepts cement the ability to correlate visual information to higher-level semantic concepts. Traditional image search leverages text associated with images, a lowlevel ...
Eric Zavesky, Zhu Liu, David C. Gibbon, Behzad Sha...
VTC
2007
IEEE
126views Communications» more  VTC 2007»
16 years 21 days ago
Symmetric Radial Basis Function Assisted Space-Time Equalisation for Multiple Receive-Antenna Aided Systems
— This constribution considers nonlinear space-time equalisation (STE) designed for single-input multiple-output (SIMO) systems. By exploiting the inherent symmetry of the underl...
Lajos Hanzo, Sheng Chen, S. Liu
VTC
2007
IEEE
103views Communications» more  VTC 2007»
16 years 21 days ago
Differential Super-Quasi-Orthogonal Space-Time Trellis Codes
Abstract—This paper proposes a new differential super-quasiorthogonal space-time trellis codes (SQOSTTC) with singlesymbol maximum-likelihood (ML) decoding. Firstly, a new joint ...
Jun Wang, Jing Qian, Junhui Dou, Shouyin Liu, Seon...
GLOBECOM
2006
IEEE
16 years 14 days ago
Alamouti Space-Time Coded OFDM Systems in Time- and Frequency-Selective Channels
Abstract— We propose low-complexity equalizers for Alamouti space-time coded orthogonal frequency-division multiplexing (OFDM) systems in time- and frequency-selective channels, ...
Kun Fang, Geert Leus, Luca Rugini