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» The Complexity of Polynomial-Time Approximation
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CCCG
2008
15 years 8 months ago
Competitive Search for Longest Empty Intervals
A problem arising in statistical data analysis and pattern recognition is to find a longest interval free of data points, given a set of data points in the unit interval. We use t...
Peter Damaschke
ECIS
2000
15 years 8 months ago
What's in a Name? Conceptual Issues in Defining Electronic Commerce
Definitions of electronic commerce are many and varied. They indicate a lack of consensus about what electronic commerce is. `A `definition' implies a direct and unproblematic...
Linda Wilkins, Paula M. C. Swatman, Tanya Castlema...
ALGORITHMICA
2010
92views more  ALGORITHMICA 2010»
15 years 6 months ago
Quantum Separation of Local Search and Fixed Point Computation
In this paper, we give a lower bound of (n(d-1)/2 ) on the quantum query complexity for finding a fixed point of a discrete Brouwer function over grid [1 : n]d . Our bound is near...
Xi Chen, Xiaoming Sun, Shang-Hua Teng
MP
2008
135views more  MP 2008»
15 years 6 months ago
A path to the Arrow-Debreu competitive market equilibrium
: We present polynomial-time interior-point algorithms for solving the Fisher and Arrow-Debreu competitive market equilibrium problems with linear utilities and n players. Both of ...
Yinyu Ye
TOG
2008
102views more  TOG 2008»
15 years 6 months ago
A meshless hierarchical representation for light transport
We introduce a meshless hierarchical representation for solving light transport problems. Precomputed radiance transfer (PRT) and finite elements require a discrete representation...
Jaakko Lehtinen, Matthias Zwicker, Emmanuel Turqui...