usage of the new normalized link polularity CRn as default ranking

function. This replaces the previous formula, which was bad. Before you
update to this version, please check if you changed the ranking function
yourself before, since it will be overwritten.

defaults/yacy.init

@@ -964,20 +964,19 @@ search.ranking.rwi.profile =
 search.ranking.solr.collection.boostname.tmpa.0=Default Profile
 search.ranking.solr.collection.boostfields.tmpa.0=url_paths_sxt^1000.0,synonyms_sxt^1.0,title^10000.0,text_t^2.0,h1_txt^1000.0,h2_txt^100.0,host_organization_s^100000.0
 search.ranking.solr.collection.boostquery.tmpa.0=fuzzy_signature_unique_b:true^100000.0
-search.ranking.solr.collection.boostfunction.tmpa.0=scale(references_external_i,1,20)
-#search.ranking.solr.collection.boostfunction.tmpa.0=product(recip(rord(last_modified),1,1000,1000),div(product(log(product(references_external_i,references_exthosts_i)),div(references_internal_i,host_extent_i)),add(clickdepth_i,1)))
+search.ranking.solr.collection.boostfunction.tmpb.0=scale(cr_host_norm_i,1,20)
 search.ranking.solr.collection.boostname.tmpa.1=Date Profile: sort by date in descending order for a '/data' usage
 search.ranking.solr.collection.boostfields.tmpa.1=text_t^1.0
 search.ranking.solr.collection.boostquery.tmpa.1=fuzzy_signature_unique_b:true^100000.0
-search.ranking.solr.collection.boostfunction.tmpa.1=recip(rord(last_modified),1,1000,1000)
+search.ranking.solr.collection.boostfunction.tmpb.1=recip(rord(last_modified),1,1000,1000)
 search.ranking.solr.collection.boostname.tmpa.2=Intranet Profile: when a search is done on a singe domain only, i.e. if a site:-operator is used
 search.ranking.solr.collection.boostfields.tmpa.2=url_paths_sxt^1000.0,synonyms_sxt^1.0,title^10000.0,text_t^2.0,h1_txt^1000.0,h2_txt^100.0
 search.ranking.solr.collection.boostquery.tmpa.2=fuzzy_signature_unique_b:true^100000.0
-search.ranking.solr.collection.boostfunction.tmpa.2=product(recip(rord(last_modified),1,10000,10000),product(references_exthosts_i,pow(div(references_internal_i,host_extent_i),2)))
+search.ranking.solr.collection.boostfunction.tmpb.2=scale(cr_host_norm_i,1,20)
 search.ranking.solr.collection.boostname.tmpa.3=_unused3
 search.ranking.solr.collection.boostfields.tmpa.3=text_t^1.0
 search.ranking.solr.collection.boostquery.tmpa.3=fuzzy_signature_unique_b:true^100000.0
-search.ranking.solr.collection.boostfunction.tmpa.3=div(add(1,references_i),add(url_chars_i,pow(clickdepth_i,2)))
+search.ranking.solr.collection.boostfunction.tmpb.3=
 
 # the following values are used to identify duplicate content
 search.ranking.solr.doubledetection.minlength=3

source/net/yacy/search/SwitchboardConstants.java

@@ -493,7 +493,7 @@ public final class SwitchboardConstants {
     public static final String SEARCH_RANKING_SOLR_COLLECTION_BOOSTNAME_         = "search.ranking.solr.collection.boostname.tmpa."; // temporary until we know best default values; add the index number (0..3) to that string
     public static final String SEARCH_RANKING_SOLR_COLLECTION_BOOSTFIELDS_       = "search.ranking.solr.collection.boostfields.tmpa.";
     public static final String SEARCH_RANKING_SOLR_COLLECTION_BOOSTQUERY_        = "search.ranking.solr.collection.boostquery.tmpa.";
-    public static final String SEARCH_RANKING_SOLR_COLLECTION_BOOSTFUNCTION_     = "search.ranking.solr.collection.boostfunction.tmpa.";
+    public static final String SEARCH_RANKING_SOLR_COLLECTION_BOOSTFUNCTION_     = "search.ranking.solr.collection.boostfunction.tmpb.";
     
     /**
      * system tray