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CVPR
2012
IEEE
13 years 5 months ago
Computing nearest-neighbor fields via Propagation-Assisted KD-Trees
Matching patches between two images, also known as computing nearest-neighbor fields, has been proven a useful technique in various computer vision/graphics algorithms. But this ...
Kaiming He, Jian Sun
132
Voted
COCO
2004
Springer
119views Algorithms» more  COCO 2004»
15 years 6 months ago
Tight Lower Bounds for Certain Parameterized NP-Hard Problems
Based on the framework of parameterized complexity theory, we derive tight lower bounds on the computational complexity for a number of well-known NP-hard problems. We start by pr...
Jianer Chen, Benny Chor, Mike Fellows, Xiuzhen Hua...
152
Voted
SIGMETRICS
2011
ACM
237views Hardware» more  SIGMETRICS 2011»
14 years 5 months ago
Analysis of DCTCP: stability, convergence, and fairness
Cloud computing, social networking and information networks (for search, news feeds, etc) are driving interest in the deployment of large data centers. TCP is the dominant Layer 3...
Mohammad Alizadeh, Adel Javanmard, Balaji Prabhaka...
110
Voted
STOC
2007
ACM
83views Algorithms» more  STOC 2007»
16 years 2 months ago
Lattices that admit logarithmic worst-case to average-case connection factors
We demonstrate an average-case problem that is as hard as finding (n)-approximate shortest vectors in certain n-dimensional lattices in the worst case, where (n) = O( log n). The...
Chris Peikert, Alon Rosen
121
Voted
ALENEX
2009
172views Algorithms» more  ALENEX 2009»
15 years 14 days ago
Rank Aggregation: Together We're Strong
We consider the problem of finding a ranking of a set of elements that is "closest to" a given set of input rankings of the elements; more precisely, we want to find a p...
Frans Schalekamp, Anke van Zuylen