5692 search results - page 206 / 1139 » Challenges and Unsolved Problems |
155
Voted
CEAS
2005
Springer
15 years 6 months ago
2005
Springer
Human interaction proofs (HIPs) have become commonplace on the internet for protecting free online services from abuse by automated scripts/bots. They are challenges designed to b...
157
click to vote
DAS
2008
Springer
15 years 6 months ago
2008
Springer
Many on-line (interactive) mathematics recognition systems allow the creation of typeset equations, normally in LaTeX, but they do not support mathematical problem solving. In thi...
134
click to vote
ECAI
2008
Springer
15 years 6 months ago
2008
Springer
Constraint satisfaction problems (CSPs) are ubiquitous in many real-world contexts. However, modeling a problem as a CSP can be very challenging, usually requiring considerable ex...
127
click to vote
IJCAI
2007
15 years 5 months ago
2007
Local search procedures for solving satisfiability problems have attracted considerable attention since the development of GSAT in 1992. However, recent work indicates that for m...
129
click to vote
APSCC
2007
IEEE
15 years 4 months ago
2007
IEEE
Abstract— In this paper, we address the problem of lifetime optimization under storage constraint for wireless sensor networks with a mobile sink node. The problem is particularl...