729 search results - page 137 / 146 » A practical method for courseware evaluation |
ICC
2008
IEEE
14 years 2 months ago
2008
IEEE
Abstract—Rate Adaptation for 802.11 has been deeply investigated in the past, but the problem of achieving optimal Rate Adaptation with respect not only to channel-related errors...
SSDBM
2008
IEEE
14 years 2 months ago
2008
IEEE
Random sampling is a popular technique for providing fast approximate query answers, especially in data warehouse environments. Compared to other types of synopses, random sampling...
ICNP
2007
IEEE
14 years 1 months ago
2007
IEEE
— While the 802.11 power saving mode (PSM) and its enhancements can reduce power consumption by putting the wireless network interface (WNI) into sleep as much as possible, they ...
ICRA
2007
IEEE
14 years 1 months ago
2007
IEEE
— The exploration problem is a central issue in mobile robotics. A complete coverage is not practical if the environment is large with a few small hotspots, and the sampling cost...
IWDW
2007
Springer
14 years 1 months ago
2007
Springer
Aiming at detecting secret information hidden in a given image using steganographic tools, steganalysis has been of interest since the end of 1990’s. In particular, universal ste...