Cixiang Zhan

A Directional Path Distance Model for Raster Distance Mapping

Peng Gao, Sudhakar Menon, Cixiang Zhan, 1993, COSIT.

A knowledge-based, two step procedure for extracting channel networks from noisy DEM data

Peng Gao, Terence R. Smith, Cixiang Zhan, 1990 .

An algorithm to determine the directional relationship between arbitrarily-shaped polygons in the plane

Donna Peuquet, Zhan Ci-Xiang, D. Peuquet, 1987, Pattern Recognit..