completed programming assignment

Completed estimateGaussian and selectThreshold codes correctly

first commit

updating commit

tried making a plot larger to see it better

finished pca assignment correctly

finished first pca assignment

finished kMeansInitCentroid code

finished computeCentroids function

first commit and finished findClosestCentroids code

added notes on using python for spam classifier steps

finished programming assignment:

finished processEmail step

completed ex6.m

first commit of ex6 with gaussian kernel complete