893 search results - page 172 / 179 » Descent Theory for Schemes |
APPROX
2008
Springer
13 years 9 months ago
2008
Springer
We study approximation algorithms, integrality gaps, and hardness of approximation, of two problems related to cycles of "small" length k in a given graph. The instance f...
CCS
2008
ACM
13 years 9 months ago
2008
ACM
Hash tables are fundamental data structures that optimally answer membership queries. Suppose a client stores n elements in a hash table that is outsourced at a remote server so t...
DIALM
2005
ACM
13 years 9 months ago
2005
ACM
Wireless LANs operating within unlicensed frequency bands require random access schemes such as CSMA/CA, so that wireless networks from different administrative domains (for exam...
WICON
2008
13 years 8 months ago
2008
Mobile ad hoc networks range from traditional MANETs where end-to-end paths exist from sources to destinations, to DTNs where no contemporaneous end-to-end paths exist and communi...
AVI
2006
13 years 8 months ago
2006
Mixed reality systems seek to smoothly link the physical and data processing (digital) environments. Although mixed reality systems are becoming more prevalent, we still do not ha...