Link Adaptation for Orthogonal Frequency Division Multiplex (OFDM) systems is an important topic to achieve higher spectral eļ¬ciencies or better error rate performance. However, ...
The popularity of instant messaging (IM) system creates a new way for human communication. Along with this trend, IM system is broadly applied in cooperative learning. There isnā...
We present Subgroup Detector, a system for analyzing threaded discussions and identifying the attitude of discussants towards one another and towards the discussion topic. The sys...
In recent years, different commercial Weblog subscribing systems have been proposed to return stories from users' subscribed feeds. In this paper, we propose a novel clusteri...
Xin Li, Jun Yan, Zhi-Hong Deng, Lei Ji, Weiguo Fan...
We investigate to what extent people making relevance judgements for a reusable IR test collection are exchangeable. We consider three classes of judge: "gold standard" ...
Peter Bailey, Nick Craswell, Ian Soboroff, Paul Th...