Clustering and randomness

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Presentation transcript:

Clustering and randomness

Is this random?

Which side is randomly generated? People Perceive Patterns easily in randomly generated data

Clustering Event density that occurs on different spatial scales. Is there a characteristic scale?

K-Means clustering (data mining) Code Example Game of Life Example

Sub-clustering – sub structure – expectation shapes …

Centroid Approach

Bombs Per Grid

http://www.seas.upenn.edu/~ese502/NOTEBOOK/Part_I/3_Testing_Spatial_Randomness.pdf http://www.colorado.edu/geography/class_homepages/geog_4023_s11/Lecture12_PointPat1.pdf http://web.stanford.edu/class/cs345a/slides/12-clustering.pdf