This reminds me of run-sequence and lag plots: http://www.itl.nist.gov/div898/handbook/eda/section3/runseqpl.htm http://www.itl.nist.gov/div898/handbook/eda/se

This reminds me of run-sequence and lag plots: http://www.itl.nist.gov/div898/handbook/eda/section3/runseqpl.htm http://www.itl.nist.gov/div898/handbook/eda/section3/runseqp... http://www.itl.nist.gov/div898/handbook/eda/section3/lagplot.htm http://www.itl.nist.gov/div898/handbook/eda/section3/lagplot... The field of Exploratory Data Analysis (EDA) is full of great techniques. See the root of the above guide.