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IJCAI
1989
14 years 11 months ago
Formal Properties and Implementation of Bidirectional Charts
Several theories of grammar currently converge toward inserting subcategorization information within lexical entries. Such a tendency would benefit from a parsing algorithm able t...
Giorgio Satta, Oliviero Stock
ICCV
2009
IEEE
16 years 3 months ago
Detecting Interpretable and Accurate Scale-Invariant keypoints
This paper presents a novel method for detecting scale invariant keypoints. It fills a gap in the set of available methods, as it proposes a scale-selection mechanism for juncti...
Wolfgang F¨orstner, Timo Dickscheid, Falko Schind...
80
Voted
CVPR
2007
IEEE
16 years 8 days ago
Sensor noise modeling using the Skellam distribution: Application to the color edge detection
In this paper, we introduce the Skellam distribution as a sensor noise model for CCD or CMOS cameras. This is derived from the Poisson distribution of photons that determine the s...
Youngbae Hwang, Jun-Sik Kim, In-So Kweon
DAGSTUHL
2006
14 years 11 months ago
Properties and Performances of Shape Similarity Measures
This paper gives an overview of shape dissimilarity measure properties, such as metric and robustness properties, and of retrieval performance measures. Fifteen shape similarity me...
Remco C. Veltkamp, Longin Jan Latecki
101
Voted
CORR
2011
Springer
194views Education» more  CORR 2011»
14 years 2 months ago
Sparse approximation property and stable recovery of sparse signals from noisy measurements
—In this paper, we introduce a sparse approximation property of order s for a measurement matrix A: xs 2 ≤ D Ax 2 + β σs(x) √ s for all x, where xs is the best s-sparse app...
Qiyu Sun