The Wasserstein Metric a.k.a Earth Mover's Distance: A Quick and Convenient Introduction

Here are two papers that describe this in more detail: Y. Lavin, R. Kumar Batra, and L. Hesselink. Feature Comparisons of Vector Fields Using Earth Mover’s Distance. In Proceedings IEEE Visualization ’98, pages 103–110, 1998. Y. Rubner, C. Tomasi, and L. J. Guibas. A Metric for Distributions with Applications to Image Databases. Computer Vision, 1998. Sixth International Conference on, 4-7 Jan 1998 Page(s): 59 - 66, 1998. Connect with Bob on LinkedIn:   / robert-s-laramee   Connect with Bob on Facebook:   / datavisbob   Connect with Bob on WeChat-User ID: rlaramee