Measuring sigmoidality

作者：

Highlights：

•

摘要

Several new shape measures are proposed for measuring the sigmoidality (i.e. S-shapedness) of a curve or a region's axis. The correctness of the measures are verified on synthetic data, and then tested quantitatively on several classification tasks.

论文关键词：Sigmoidal,Shape measure,Diatom classification,Handwritten digits

论文评审过程：Received 8 July 2003, Revised 18 February 2004, Accepted 18 February 2004, Available online 30 April 2004.

论文官网地址：https://doi.org/10.1016/j.patcog.2004.02.011