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: Weakly quasi-threshold graphs form a proper subclass of the well-known class of cographs by restricting the join operation. In this paper we characterize weakly quasi-threshold g...

Stavros D. Nikolopoulos, Charis Papadopoulos

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APPROX
2010
Springer

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Reconstruction Threshold for the Hardcore Model

15 years 5 months ago

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In this paper we consider the reconstruction problem on the tree for the hardcore model. We determine new bounds for the non-reconstruction regime on the k-regular tree showing non...

Nayantara Bhatnagar, Allan Sly, Prasad Tetali

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AMC
2008

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A new image thresholding method based on Gaussian mixture model

15 years 5 months ago

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Zhi-Kai Huang, Kwok-Wing Chau

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