I gave presentation Machine Learning Made Simple to LA C# user group on Oct. 1 and SoCal .NET user group on Oct 2. The presentation materials can be obtained from the link above. Thank you for attending.
It is a good overview in Machine Learning. Addition to this, one needs to remember the machine learning approach depends on the data. Therefore, analyse your data properly, then select some potential appraoches based on the data characteristics and then evaluate to select the best one.