11. The method of detection and localization of actions in claim 10 , wherein said PCA is applied to each said densely computed and normalized query 3-D LSK and said target 3-D LSK.
10. The method of detection and localization of actions in claim 8 , wherein each said query feature volume and each said target feature volume comprises a principle component analysis (PCA) applied to each said densely computed and normalized query 3-D LSK, wherein said PCA step determines feature spaces for dimensionality reduction of said normalized query 3-D LSK.