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CPM
2008
Springer
112views Combinatorics» more  CPM 2008»
15 years 8 months ago
Computing Inverse ST in Linear Complexity
The Sort Transform (ST) can significantly speed up the block sorting phase of the Burrows-Wheeler transform (BWT) by sorting only limited order contexts. However, the best result o...
Ge Nong, Sen Zhang, Wai Hong Chan
EDBT
2008
ACM
160views Database» more  EDBT 2008»
15 years 8 months ago
Taxonomy-superimposed graph mining
New graph structures where node labels are members of hierarchically organized ontologies or taxonomies have become commonplace in different domains, e.g., life sciences. It is a ...
Ali Cakmak, Gultekin Özsoyoglu
ESWS
2008
Springer
15 years 8 months ago
Semantic Reasoning: A Path to New Possibilities of Personalization
Abstract. Recommender systems face up to current information overload by selecting automatically items that match the personal preferences of each user. The so-called content-based...
Yolanda Blanco-Fernández, José J. Pa...
FSE
2008
Springer
103views Cryptology» more  FSE 2008»
15 years 7 months ago
New Form of Permutation Bias and Secret Key Leakage in Keystream Bytes of RC4
Consider the permutation S in RC4. Roos pointed out in 1995 that after the Key Scheduling Algorithm (KSA) of RC4, each of the initial bytes of the permutation, i.e., S[y] for smal...
Subhamoy Maitra, Goutam Paul
AAAI
2010
15 years 7 months ago
Transfer Learning in Collaborative Filtering for Sparsity Reduction
Data sparsity is a major problem for collaborative filtering (CF) techniques in recommender systems, especially for new users and items. We observe that, while our target data are...
Weike Pan, Evan Wei Xiang, Nathan Nan Liu, Qiang Y...