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CRYPTO
2005
Springer
16 years 3 days ago
2005
Springer
We investigate methods for providing easy-to-check proofs of computational effort. Originally intended for discouraging spam, the concept has wide applicability as a method for co...
158
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ICTCS
2005
Springer
16 years 2 days ago
2005
Springer
Given a vertex-weighted graph G = (V, E; w), w(v) ≥ 0 for any v ∈ V , we consider a weighted version of the coloring problem which consists in finding a partition S = (S1, . ...
178
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IJCNLP
2005
Springer
16 years 2 days ago
2005
Springer
Abstract. One of issues in the bootstrapping for named entity recognition is how to control annotation errors introduced at every iteration. In this paper, we present several heuri...
176
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PKC
2005
Springer
16 years 1 days ago
2005
Springer
We answer the open question of the possibility of building a digital signature scheme with proven security based on the one-wayness of a trapdoor permutation and with signatures as...
157
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TABLEAUX
2005
Springer
16 years 1 days ago
2005
Springer
Abstract. The clause linking technique of Lee and Plaisted proves the unsatisfiability of a set of first-order clauses by generating a sufficiently large set of instances of thes...