Partiview: a tool to visually explore hi-dimensional data

1
Partiview a tool to visually explore
hi-dimensional data
FREEWARE
It is an interactive 4d tool, traditionally used
to visualize large scale simulations in physics
and astronomy.
STEREO

• We now use it in AI / machine learning to
  test dimensionality reduction algorithms

Win Linux OS X
OPEN SOURCE
Dinoj Surendran, Stuart Levy
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Partiview a tool to visually explore
hi-dimensional data
Example Testing KPCA on USPS handwritten digits
Demo in a ECML/KDD 04 keynote address
Original handwritten digits shown here at
positions given by the top 3 KPCA dimensions (or
weighted combinations of top K dimensions)
dinoj_at_uchicago.edu slevy_at_ncsa.uiuc.edu