Explore the Spatial-Temporal Interrelation between Groundwater and Surface Water by Self-Organizing Map

I-Ting Chen, Tamkang University, Dept. of Water Resources and Environmental Engineering, Taipei, Taiwan, Li-Chiu Chang, Tamkang University, Water Environment Information Center (ICWE), New Taipei City, Taiwan and Fi-John Chang, NTU National Taiwan University, Bio-environmental Systems Engineering, Taipei, Taiwan