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ICFP
2008
ACM
14 years 5 months ago
Pattern minimization problems over recursive data types
In the context of program verification in an interactive theorem prover, we study the problem of transforming function definitions with ML-style (possibly overlapping) pattern mat...
Alexander Krauss
SODA
1997
ACM
169views Algorithms» more  SODA 1997»
13 years 7 months ago
Partial Matching of Planar Polylines Under Similarity Transformations
Given two planar polylines T and P with n and m edges, respectively, we present an Om2 n2  time, Omn space algorithm to nd portions of the text" T which are similar in sh...
Scott D. Cohen, Leonidas J. Guibas
VLDB
2007
ACM
105views Database» more  VLDB 2007»
13 years 12 months ago
Extending Q-Grams to Estimate Selectivity of String Matching with Low Edit Distance
There are many emerging database applications that require accurate selectivity estimation of approximate string matching queries. Edit distance is one of the most commonly used s...
Hongrae Lee, Raymond T. Ng, Kyuseok Shim
MFCS
2010
Springer
13 years 4 months ago
Solving minones-2-sat as Fast as vertex cover
The problem of finding a satisfying assignment for a 2-SAT formula that minimizes the number of variables that are set to 1 (min ones 2–sat) is NP-complete. It generalizes the w...
Neeldhara Misra, N. S. Narayanaswamy, Venkatesh Ra...
ILP
2003
Springer
13 years 11 months ago
Complexity Parameters for First-Order Classes
We study several complexity parameters for first order formulas and their suitability for first order learning models. We show that the standard notion of size is not captured by...
Marta Arias, Roni Khardon