968 search results - page 29 / 194 » Shape measures for image retrieval |
CIARP
2009
Springer
15 years 4 months ago
2009
Springer
Abstract. We present a novel shape recognition method based on an algorithm to detect contrasted level lines for extraction, on Shape Context for encoding and on an a contrario app...
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ISBI
2002
IEEE
15 years 10 months ago
2002
IEEE
Large efforts have been made for general applications of content-based image retrieval (CBIR). Established CBIRsystems globally evaluate color, texture, and also shape for retriev...
3DIM
2005
IEEE
15 years 3 months ago
2005
IEEE
We compare two transform-based indexing methods for retrieval of 3D objects. We apply 3D Discrete Fourier Transform (DFT) and 3D Radial Cosine Transform (RCT) to the voxelized dat...
MICCAI
2005
Springer
15 years 10 months ago
2005
Springer
Fast retrieval using organ shapes is crucial in medical image databases since shape is a clinically prominent feature. In this paper, we propose that 2-D shapes in medical image da...
IEEEMSP
2002
IEEE
15 years 2 months ago
2002
IEEE
–This paper is an experimental study on the performance of the two major methods for macro-level similarity measurement: linear weighted merging and logical retrieval. Performanc...