756 search results - page 12 / 152 » Leveraging the CAPTCHA Problem |
ACMICEC
2007
ACM
14 years 25 days ago
2007
ACM
Humans are "smart components" in a system, but cannot be directly programmed to perform; rather, their autonomy must be respected as a design constraint and incentives p...
CRYPTO
2007
Springer
14 years 3 months ago
2007
Springer
Consider a challenge-response protocol where the probability of a correct response is at least α for a legitimate user and at most β < α for an attacker. One example is a CAP...
ECCV
2010
Springer
14 years 2 months ago
2010
Springer
We present a method for spotting words in the wild, i.e., in real images taken in unconstrained environments. Text found in the wild has a surprising range of difficulty. At one en...
IJCAI
2007
13 years 10 months ago
2007
This paper investigates how to represent and solve multiagent task scheduling as a Distributed Constraint Optimization Problem (DCOP). Recently multiagent researchers have adopted...
VLDB
2004
ACM
14 years 2 months ago
2004
ACM
This paper addresses the question of updating relational databases through XML views. Using query trees to capture the notions of selection, projection, nesting, grouping, and het...