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» Efficient Algorithms for k Maximum Sums
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ALGORITHMICA
2006
94views more  ALGORITHMICA 2006»
13 years 7 months ago
Efficient Algorithms for k Maximum Sums
We study the problem of computing the k maximum sum subsequences. Given a sequence of real numbers x1, x2, . . . , xn and an integer parameter k, 1 k 1 2 n(n - 1), the problem in...
Fredrik Bengtsson, Jingsen Chen
ISAAC
2005
Springer
76views Algorithms» more  ISAAC 2005»
14 years 26 days ago
Improved Algorithms for the k Maximum-Sums Problems
Given a sequence of n real numbers and an integer k, 1 k 1 2 n(n − 1), the k maximum-sum segments problem is to locate the k segments whose sums are the k largest among all poss...
Chih-Huai Cheng, Kuan-Yu Chen, Wen-Chin Tien, Kun-...
AAIM
2007
Springer
123views Algorithms» more  AAIM 2007»
13 years 11 months ago
Efficient Algorithms for k -Disjoint Paths Problems on DAGs
Given an acyclic directed graph and two distinct nodes s and t, we consider the problem of finding k disjoint paths from s to t satisfying some objective. We consider four objectiv...
Rudolf Fleischer, Qi Ge, Jian Li, Hong Zhu
COCOON
2005
Springer
14 years 27 days ago
Improved Algorithms for the K-Maximum Subarray Problem for Small K
The maximum subarray problem for a one- or two-dimensional array is to find the array portion that maiximizes the sum of array elements in it. The K-maximum subarray problem is to...
Sung Eun Bae, Tadao Takaoka
ENTCS
2002
207views more  ENTCS 2002»
13 years 7 months ago
Efficient Algorithms for the Maximum Subarray Problem by Distance Matrix Multiplication
We design an efficient algorithm that maximizes the sum of array elements of a subarray of a two-dimensional array. The solution can be used to find the most promising array porti...
Tadao Takaoka