Documents E.G.M. PetrakisDimensionality Reduction1 Given N vectors in n dims, find the k most important axes....

Slide 1 E.G.M. PetrakisDimensionality Reduction1  Given N vectors in n dims, find the k most important axes to project them  k is user defined (k < n)  Applications:…

Documents Magnitude of a Vector The magnitude of a vector, denoted as |a|, is defined as the square root of...

Magnitude of a Vector The magnitude of a vector, denoted as |a|, is defined as the square root of the sum of the squares of its components: |a| = (x2 + y2) ½ . if a = (1,…

Documents Dimensionality Reduction

Dimensionality Reduction Given N vectors in n dims, find the k most important axes to project them k is user defined (k < n) Applications: information retrieval &…