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8 Mar 2000: that. where N is the number of documents in the collection, ndl(j), is the length of document j normalised by the average dl, and K and b are tuning constants. ... where A(w) and B(w) represent the number of times word w occurs in the reference A and the

30 Mar 2000: where ndl(j) is the length of document j normalised by the average dl and K and b are tuning constants. ... J Xu & W B Croft. Corpus-Based Stemming Using Cooccurence of Word Variants. ACM trans.

30 Mar 2000: where V is the term vocabulary for the whole document collection D; and K and b are tuning constants. ... or the combined weights formula to be included directly are:. where N, K, b, n and ndl have the same meaning as in section 4.1.3.

10 Oct 2001: The Combined Weight is then. CW (i,j) = [ CFW (i) TF (i,j) (K11) ] / [ K1 ( (1-b) (b (NDL (j)) ) ) TF (i,j) ]. where. TF (i,j). is the number of ... CIW (i,j) = [ RW (i) TF (i,j) (K11) ] / [ K1 ( (1-b) (b (NDL (j)) ) ) TF (i,j) ]. (QACIW is defined by

10 Apr 2000: K (1 b b ndl(dj )) tf (ti, dj ). n(ti) =. diD. {. 0 tf (ti, di) = 01 tf (ti, di) > 0. ... x K[1 b b ndl](1). whereN , K, b, n and ndl have the same meaning as in sec-tion 4.1.3.

10 Apr 2000: K.(1 b b.ndl(dj )) tf (ti, dj ). n(ti) =. diD. {. ... dl(dj ) =. wV. tf (w, dj ). ndl(dj ) =dl(dj ) N.

9 Aug 2005: nD? nD? DQ%/b£? nD @ nDl nDl? LD @Dl1&;@P? @5Dl? D @5Dl @5D £Dw&O£P nDl? ... D%'&b£ nD @ nDl nD nD? DlIT9&b£/ nD @o?nDl LD nD?

9 Aug 2005: b K]RTK B K]U fgHFRA3E,K_K$FA3BDGeMOK]H GeMYU K) f3rIrIf2GeMOJ RdK]UTGIfgMOR. 0/ 12/ 2B < ; 6 61#= < B <% = < B <b K x3} |upz_zQO{auwv]|uDZ{yu|u ... 0/ 12/ <-?< B B <->C9 >)- < 2= 6B 6 B B 6 61!