From a4a3e03e5341d1125a899391541e704d8204495c Mon Sep 17 00:00:00 2001 From: Adam Dickmeiss Date: Wed, 27 Jun 2012 10:52:55 +0200 Subject: [PATCH] Document per-field ranking --- doc/pazpar2_conf.xml | 22 +++++++++++++++++++--- 1 file changed, 19 insertions(+), 3 deletions(-) diff --git a/doc/pazpar2_conf.xml b/doc/pazpar2_conf.xml index 6eb2032..bc72683 100644 --- a/doc/pazpar2_conf.xml +++ b/doc/pazpar2_conf.xml @@ -262,17 +262,33 @@ Specifies that this element is to be used to help rank records against the user's query (when ranking is - requested). The value is an integer, used as a + requested). + The valus is of the form + + M [F N] + + where M is an integer, used as a multiplier against the basic TF*IDF score. A value of - 1 is the base, higher values give additional - weight to + 1 is the base, higher values give additional weight to elements of this type. The default is '0', which excludes this element from the rank calculation. + F is a CCL field and N is the multipler for terms + that matches those part of the CCL field in search. + The F+N combo allows the system to use a different + multipler for a certain field. For example, a rank value of + "1 au 3" gives a multipler of 3 for + all terms part of the au(thor) terms and 1 for everything else. + + For Pazpar2 1.6.13 and later, the rank may also defined "per-document", by the normalization stylesheet. + + The per field rank was introduced in Pazpar2 1.6.15. Earlier + releases only allowed a rank value M (simple integer). + -- 1.7.10.4