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ISBI
2008
IEEE
16 years 7 months ago
Segmentation of 4D MR renography images using temporal dynamics in a level set framework
A novel 4D level set framework was developed to segment dynamic MR images into the cortex, medulla and collecting system. The novelty of the method is that it combines information...
Ting Song, Vivian S. Lee, Henry Rusinek, Qun Chen,...
ICIAP
2009
ACM
16 years 7 months ago
Discrete Distortion for Surface Meshes
Abstract. Discrete distortion for two- and three-dimensional combinatorial manifolds is a discrete alternative to Ricci curvature known for differentiable manifolds. Here, we show ...
Mohammed Mostefa Mesmoudi, Leila De Floriani, Paol...
SIGMOD
2006
ACM
158views Database» more  SIGMOD 2006»
16 years 6 months ago
A survey on ontology mapping
Ontology is increasingly seen as a key factor for enabling interoperability across heterogeneous systems and semantic web applications. Ontology mapping is required for combining ...
Namyoun Choi, Il-Yeol Song, Hyoil Han
ICCD
2008
IEEE
115views Hardware» more  ICCD 2008»
16 years 3 months ago
Techniques for increasing effective data bandwidth
—In this paper we examine techniques for increasing the effective bandwidth of the microprocessor offchip interconnect. We focus on mechanisms that are orthogonal to other techni...
Christopher Nitta, Matthew Farrens

Publication
417views
16 years 3 months ago
Data Structures and Algorithms for Nearest Neighbor Search in General Metric Spaces
We consider the computational problem of finding nearest neighbors in general metric spaces. Of particular interest are spaces that may not be conveniently embedded or approximate...
Peter N. Yianilos