A new unsupervised polygonal approximation algorithm that combines bidirectional length-scanning, iterative vertex insertion, merging, and vertex adjustment is reported to be faster than an existing method with comparable quality on MPEG7 shapes.
Some algorithms under non -parametric framework versus an unsupervised approach
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A Fast Unsupervised Scheme for Polygonal Approximation
A new unsupervised polygonal approximation algorithm that combines bidirectional length-scanning, iterative vertex insertion, merging, and vertex adjustment is reported to be faster than an existing method with comparable quality on MPEG7 shapes.