633 ;;Quote: different stemmers behave similarly as far as retrieval effectiveness Quote: a stemmer should conflate semantically equivalent words that share the same stem

QuoteRef: paicCD8_1996 ;;634 "We can thus define the function of a stemmer as follows: A stemmer should conflate together all and only those pairs of words which are semantically equivalent and share the same stem.

634 ;;Quote: test stemmers with a dictionary of groups of semantically equivalent words; use an interactive program to divide words into tightly and loosely related groups

643 ;;Quote: stemmer behavior depends on stemmer weight; i.e., how aggressively the stemmer combines words

643+;;Quote: stemmers are up to a third better than simply truncating words at five to seven characters

643+;;Quote: truncating words at six characters is better than five or seven characters