534 search results - page 5 / 107 » A New Shape Descriptor for Object Recognition and Retrieval |
ICDAR
2009
IEEE
14 years 2 months ago
2009
IEEE
A novel shape descriptor based on the histogram matrix of pixel-level structural features is presented. First, length ratios and angles between the centroid and contour points of ...
SMI
2006
IEEE
14 years 1 months ago
2006
IEEE
Databases of 3D shapes have become widespread for a variety of applications, and a key research problem is searching these databases for similar shapes. This paper introduces a me...
ICCV
2007
IEEE
14 years 9 months ago
2007
IEEE
Recognition of 3D objects from different viewpoints is a difficult problem. In this paper, we propose a new method to recognize 3D range images by matching local surface descripto...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
Conventional methods for rotation angle estimation are not very robust to variations in object shape or intensity. However in real object recognition scenarios like in underwater ...
PRL
2006
13 years 7 months ago
2006
Shape is an essential visual feature of an image and it is widely used to describe image content in image classification and retrieval. In this paper, two new Fourier-based approa...