Sciweavers

2143 search results - page 45 / 429
» Linking Representation with Meaning
Sort
View
VTC
2007
IEEE
15 years 11 months ago
Packet Centric vs. Radio Centric Link Layer Approaches: A Quantitative Analysis
Abstract— A well-known concept to adapt the transmitted payload to the current channel capacity is to perform segmentation of the uncoded user payload. In [1], a new cross layera...
Francesco Rossetto, Michael Meyer, Michele Zorzi
ISI
2007
Springer
15 years 10 months ago
Terrorism and Crime Related Weblog Social Network: Link, Content Analysis and Information Visualization
—A Weblog is a Web site where entries are made in diary style, maintained by its sole author – a blogger, and displayed in a reverse chronological order. Due to the freedom and...
Christopher C. Yang, Tobun D. Ng
VTC
2006
IEEE
15 years 10 months ago
Transmitter-Based Pre-Processing for OFDM-CDMA Forward-Link Systems with Two-Dimensional Spreading
—Transmitter-based signal pre-processing is investigated for the two-dimensional (2-D) OFDM-CDMA (orthogonal frequency division multiplexing, code division multiple access) forwa...
Chih-Cheng Kuo, Wern-Ho Sheen, Chung-Ju Chang, Cha...
VTC
2010
IEEE
136views Communications» more  VTC 2010»
15 years 3 months ago
Performance of the LTE Uplink with Intra-Site Joint Detection and Joint Link Adaptation
—We evaluate the performance of the uplink of a 3GPP UTRAN Long Term Evolution (LTE) system with intra-site cooperation, where different sectors belonging to the same site may co...
Andreas Müller, Philipp Frank, Joachim Speide...
KDD
2004
ACM
162views Data Mining» more  KDD 2004»
16 years 5 months ago
Discovering Links Between Lexical and Surface Features in Questions and Answers
Information retrieval systems, based on keyword match, are evolving to question answering systems that return short passages or direct answers to questions, rather than URLs point...
Soumen Chakrabarti