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» Component-based Object Comparison for Objectivity
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HIP
2005
Springer
174views Cryptology» more  HIP 2005»
14 years 1 months ago
Collaborative Filtering CAPTCHAs
Abstract. Current CAPTCHAs require users to solve objective questions such as text recognition or image recognition. We propose a class of CAPTCHAs based on collaborative filterin...
Monica Chew, J. D. Tygar
PAKDD
2004
ACM
117views Data Mining» more  PAKDD 2004»
14 years 1 months ago
Constraint-Based Mining of Formal Concepts in Transactional Data
We are designing new data mining techniques on boolean contexts to identify a priori interesting concepts, i.e., closed sets of objects (or transactions) and associated closed sets...
Jérémy Besson, Céline Robarde...
SIGCSE
2003
ACM
141views Education» more  SIGCSE 2003»
14 years 1 months ago
Teaching objects-first in introductory computer science
An objects-first strategy for teaching introductory computer science courses is receiving increased attention from CS educators. In this paper, we discuss the challenge of the obj...
Stephen Cooper, Wanda Dann, Randy Pausch
EUROCRYPT
1999
Springer
14 years 1 days ago
Software Performance of Universal Hash Functions
Abstract. This paper compares the parameters sizes and software performance of several recent constructions for universal hash functions: bucket hashing, polynomial hashing, Toepli...
Wim Nevelsteen, Bart Preneel
TOOLS
1997
IEEE
13 years 12 months ago
Callback Implementations in C++
: This paper presents pattern histories for deriving two different callback libraries. The pattern histories document the important design decisions behind each library. The two re...
P. Jakubik