In machine learning, dimension reduction is the process of reducing the number of random variables under consideration, and can be divided into feature selection and feature extraction.
Other articles related to "dimension reduction, reduction":
... Many dimension reduction techniques do the reduction once for all ... Adaptive dimension reduction combines dimension reduction and unsupervised learning (clustering) together to improve the reduced data (subspace) adaptively ...
Famous quotes containing the words reduction and/or dimension:
“The reduction of nuclear arsenals and the removal of the threat of worldwide nuclear destruction is a measure, in my judgment, of the power and strength of a great nation.”
—Jimmy Carter (James Earl Carter, Jr.)
“God cannot be seen: he is too bright for sight; nor grasped: he is too pure for touch; nor measured: for he is beyond all sense, infinite, measureless, his dimension known to himself alone.”
—Marcus Minucius Felix (2nd or 3rd cen. A.D.)