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LICS
2006
IEEE
15 years 3 months ago
PSPACE Bounds for Rank-1 Modal Logics
aic semantics, which conveniently abstracts from the details of a given model class and thus allows covering a broad range of logics in a uniform way. Categories and Subject Descri...
Lutz Schröder, Dirk Pattinson
MEDIAFORENSICS
2010
14 years 11 months ago
Minimizing embedding impact in steganography using trellis-coded quantization
In this paper, we propose a practical approach to minimizing embedding impact in steganography based on syndrome coding and trellis-coded quantization and contrast its performance...
Tomás Filler, Jan Judas, Jessica J. Fridric...
ISAAC
2010
Springer
226views Algorithms» more  ISAAC 2010»
14 years 7 months ago
On Tractable Cases of Target Set Selection
We study the NP-complete TARGET SET SELECTION (TSS) problem occurring in social network analysis. Complementing results on its approximability and extending results for its restric...
André Nichterlein, Rolf Niedermeier, Johann...
CPM
2009
Springer
127views Combinatorics» more  CPM 2009»
15 years 4 months ago
Deconstructing Intractability: A Case Study for Interval Constrained Coloring
The NP-hard Interval Constrained Coloring problem appears in the interpretation of experimental data in biochemistry dealing with protein fragments. Given a set of m integer interv...
Christian Komusiewicz, Rolf Niedermeier, Johannes ...
CP
2003
Springer
15 years 3 months ago
CP-IP Techniques for the Bid Evaluation in Combinatorial Auctions
Abstract. Combinatorial auctions are an important e-commerce application where bidders can bid on combinations of items. The problem of selecting the best bids that cover all items...
Alessio Guerri, Michela Milano