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ICDAR
2011
IEEE
12 years 7 months ago
Extending Page Segmentation Algorithms for Mixed-Layout Document Processing
—The goal of this work is to add the capability to segment documents containing text, graphics, and pictures in the open source OCR engine OCRopus. To achieve this goal, OCRopus...
Amy Winder, Tim L. Andersen, Elisa H. Barney Smith
PODS
2012
ACM
276views Database» more  PODS 2012»
11 years 10 months ago
Randomized algorithms for tracking distributed count, frequencies, and ranks
We show that randomization can lead to significant improvements for a few fundamental problems in distributed tracking. Our basis is the count-tracking problem, where there are k...
Zengfeng Huang, Ke Yi, Qin Zhang
COLING
2010
13 years 2 months ago
Build Chinese Emotion Lexicons Using A Graph-based Algorithm and Multiple Resources
For sentiment analysis, lexicons play an important role in many related tasks. In this paper, aiming to build Chinese emotion lexicons for public use, we adopted a graph-based alg...
Ge Xu, Xinfan Meng, Houfeng Wang
CAIP
2011
Springer
248views Image Analysis» more  CAIP 2011»
12 years 7 months ago
Statistical Tuning of Adaptive-Weight Depth Map Algorithm
Abstract. In depth map generation, the settings of the algorithm parameters to yield an accurate disparity estimation are usually chosen empirically or based on unplanned experimen...
Alejandro Hoyos, John Congote, Iñigo Barand...
CORR
2011
Springer
168views Education» more  CORR 2011»
13 years 2 months ago
Submodular meets Spectral: Greedy Algorithms for Subset Selection, Sparse Approximation and Dictionary Selection
We study the problem of selecting a subset of k random variables from a large set, in order to obtain the best linear prediction of another variable of interest. This problem can ...
Abhimanyu Das, David Kempe