A New Big Data Feature Selection Approach for Text Classification

Algorithm 1

Job 1.

(i)	Map
(ii)	Input:
(iii)	key: document name
(iv)	value: document content
(v)
(vi)	EndMap
(vii)	Reduce
(viii)	Input:
(ix)	key:
(x)	values:
(xi)	//total number of documents in the category
(xii)	for each value in values do
(xiii)	∟
(xiv)
(xv)	EndReduce.