Estimating derivatives and curvature of open curves

Pattern Recognition

Volumn 35, Issue 11, 2002, Pages 2445-2451

  Costa, Luciano Da Fontoura ^a  

^a UNIVERSITY OF SÃO PAULO   (Brazil)

Author keywords

Curvature estimation; Fourier transform; Open parametric curves; Shape analysis; Spectral methods; Variational methods

Indexed keywords

FOURIER TRANSFORMS; IMAGE ANALYSIS;

PARAMETRIC CURVES;

PATTERN RECOGNITION;

SHAPE ANALYSIS;

EID: 0036833253     PISSN: 00313203     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0031-3203(01)00212-6     Document Type: Article

References (15)

1. Some informational aspects of visual perception
2. Scale-based description and recognition of planar curves and two-dimensional shapes
3. A theory of multiscale, curvature-based shape representation for planar curves
4. Characterizing planar outlines
5. Towards effective planar shape representation with multiscale digital curvature analysis based on signal processing techniques
6. Piecewise linear segmentation of digital contours in O(N.Log(N)) through a technique based on effective digital curvature estimation
7. The application and assessment of multiscale bending energy for morphometric characterization of neural cells
8. Automatic characterization and classification of ganglion cells from the salamander retina
9. A biologically-motivated approach to image representation and its implications to neuromorphology
10. Computer processing of line drawings images