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Results tagged with linear-algebra
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user 35576
For questions about the use/aspects/implementation/intuition/mathematical proofs of various Linear Algebra methods used in Machine Learning and AI algorithms.
1
vote
0
answers
33
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How to find distance between 2 points when dimensions are all of different nature?
I have a dataset with four features:
the x coordinate
the y coordinate
the velocity magnitude
angle
Now, I want to measure the distance between two points in the dataset, taking into account the fac …
2
votes
1
answer
298
views
What do we mean by 'principal angle between subspaces'?
I came across the term 'principal angle between subspaces' as a tool for comparing objects in images. All material that I found on the internet seems to deal with this idea in a highly mathematical wa …
2
votes
1
answer
156
views
What exactly is the eigenspace of a graph (in spectral clustering)?
When we find the eigenvectors of a graph (say in the context of spectral clustering), what exactly is the vector space involved here? Of what vector space (or eigenspace) are we finding the eigenvalue …