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134
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SIGMOD
2011
ACM
203views Database» more  SIGMOD 2011»
14 years 4 months ago
Effective data co-reduction for multimedia similarity search
Multimedia similarity search has been playing a critical role in many novel applications. Typically, multimedia objects are described by high-dimensional feature vectors (or point...
Zi Huang, Heng Tao Shen, Jiajun Liu, Xiaofang Zhou
132
Voted
STOC
2000
ACM
156views Algorithms» more  STOC 2000»
15 years 6 months ago
Near optimal multiple alignment within a band in polynomial time
Multiple sequence alignment is a fundamental problem in computational biology. Because of its notorious difficulties, aligning sequences within a constant band (c-diagonal) is a ...
Ming Li, Bin Ma, Lusheng Wang
SIAMSC
2010
215views more  SIAMSC 2010»
15 years 6 days ago
A Fast Algorithm for Sparse Reconstruction Based on Shrinkage, Subspace Optimization, and Continuation
We propose a fast algorithm for solving the ℓ1-regularized minimization problem minx∈Rn µ x 1 + Ax − b 2 2 for recovering sparse solutions to an undetermined system of linea...
Zaiwen Wen, Wotao Yin, Donald Goldfarb, Yin Zhang
IAJIT
2010
150views more  IAJIT 2010»
15 years 11 days ago
Optimal DSP Based Integer Motion Estimation Implementation for H.264/AVC Baseline Encoder
: The coding gain of the H.264/AVC video encoder mainly comes from the new incorporated prediction tools. However, their enormous computation and ultrahigh memory bandwidth are the...
Imen Werda, Haithem Chaouch, Amine Samet, Mohamed ...
SDM
2009
SIAM
170views Data Mining» more  SDM 2009»
15 years 11 months ago
Optimal Distance Bounds on Time-Series Data.
Most data mining operations include an integral search component at their core. For example, the performance of similarity search or classification based on Nearest Neighbors is ...
Michail Vlachos, Philip S. Yu, Suleyman S. Kozat