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» Watershed Algorithms and Contrast Preservation
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GI
2009
Springer
14 years 1 months ago
Area Preserving Parameterisation of Shapes with Spherical Topology
: Statistical shape models are powerful tools for model-based segmentation and have been sucessfully applied to the segmentation of various structures in medical images. Though the...
Matthias Kirschner, Stefan Wesarg
SIGIR
2004
ACM
14 years 2 months ago
Locality preserving indexing for document representation
Document representation and indexing is a key problem for document analysis and processing, such as clustering, classification and retrieval. Conventionally, Latent Semantic Index...
Xiaofei He, Deng Cai, Haifeng Liu, Wei-Ying Ma
ICDM
2005
IEEE
165views Data Mining» more  ICDM 2005»
14 years 2 months ago
Orthogonal Neighborhood Preserving Projections
— Orthogonal Neighborhood Preserving Projections (ONPP) is a linear dimensionality reduction technique which attempts to preserve both the intrinsic neighborhood geometry of the ...
Effrosini Kokiopoulou, Yousef Saad
ICDE
2007
IEEE
116views Database» more  ICDE 2007»
14 years 10 months ago
MultiMap: Preserving disk locality for multidimensional datasets
MultiMap is an algorithm for mapping multidimensional datasets so as to preserve the data's spatial locality on disks. Without revealing disk-specific details to applications...
Minglong Shao, Steven W. Schlosser, Stratos Papado...
SIGMOD
2009
ACM
137views Database» more  SIGMOD 2009»
14 years 9 months ago
Privacy preservation of aggregates in hidden databases: why and how?
Many websites provide form-like interfaces which allow users to execute search queries on the underlying hidden databases. In this paper, we explain the importance of protecting s...
Arjun Dasgupta, Nan Zhang, Gautam Das, Surajit Cha...