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SIAMCOMP
2011
14 years 6 months ago
A Combinatorial Construction of Almost-Ramanujan Graphs Using the Zig-Zag Product
Reingold, Vadhan and Wigderson [21] introduced the graph zig-zag product. This product combines a large graph and a small graph into one graph, such that the resulting graph inher...
Avraham Ben-Aroya, Amnon Ta-Shma
KDD
2004
ACM
114views Data Mining» more  KDD 2004»
16 years 3 days ago
Scalable mining of large disk-based graph databases
Mining frequent structural patterns from graph databases is an interesting problem with broad applications. Most of the previous studies focus on pruning unfruitful search subspac...
Chen Wang, Wei Wang 0009, Jian Pei, Yongtai Zhu, B...
IMR
2004
Springer
15 years 5 months ago
Entkerner: A System for Removal of Globally Invisible Triangles from Large Meshes
We present a method that computes a global potentially visible set for the complete region outside the convex hull of an object. The technique is used to remove invisible parts (t...
Manfred Ernst, Frank Firsching, Roberto Grosso
COMPGEOM
2011
ACM
14 years 3 months ago
Metric graph reconstruction from noisy data
Many real-world data sets can be viewed of as noisy samples of special types of metric spaces called metric graphs [16]. Building on the notions of correspondence and GromovHausdo...
Mridul Aanjaneya, Frédéric Chazal, D...
110
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NAACL
2010
14 years 9 months ago
Hitting the Right Paraphrases in Good Time
We present a random-walk-based approach to learning paraphrases from bilingual parallel corpora. The corpora are represented as a graph in which a node corresponds to a phrase, an...
Stanley Kok, Chris Brockett