K-nearest neighbours classifier
Can select appropriate value of K based on cross-validation.Can also do distance weighting.
For more information, see
D.
Aha, D.Kibler (1991).
Instance-based learning algorithms.Machine Learning.
6:37-66.
(based on WEKA 3.7)
For further options, click the 'More' - button in the dialog.
All weka dialogs have a panel where you can specify classifier-specific parameters.