1 | Apache Solr Clustering Implementation |
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2 | |
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3 | Intro: |
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4 | |
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5 | See http://wiki.apache.org/solr/ClusteringComponent |
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6 | |
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7 | CHANGES |
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8 | |
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9 | $Id$ |
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10 | ================== Release 4.0.0-ALPHA ============== |
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11 | |
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12 | * SOLR-3470: Bug fix: custom Carrot2 tokenizer and stemmer factories are |
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13 | respected now (Stanislaw Osinski, Dawid Weiss) |
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14 | |
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15 | ================== Release 3.6.0 ================== |
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16 | |
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17 | * SOLR-2937: Configuring the number of contextual snippets used for |
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18 | search results clustering. The hl.snippets parameter is now respected |
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19 | by the clustering plugin, can be overridden by carrot.summarySnippets |
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20 | if needed (Stanislaw Osinski). |
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21 | |
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22 | * SOLR-2938: Clustering on multiple fields. The carrot.title and |
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23 | carrot.snippet can now take comma- or space-separated lists of |
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24 | field names to cluster (Stanislaw Osinski). |
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25 | |
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26 | * SOLR-2939: Clustering of multilingual search results. The document's |
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27 | language field be passed in the carrot.lang parameter, the carrot.lcmap |
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28 | parameter enables mapping of language codes to ISO 639 (Stanislaw Osinski). |
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29 | |
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30 | * SOLR-2940: Passing values for custom Carrot2 fields. The custom field |
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31 | mapping are defined using the carrot.custom parameter (Stanislaw Osinski). |
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32 | |
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33 | * SOLR-2941: NullPointerException on clustering component initialization |
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34 | when schema does not have a unique key field (Stanislaw Osinski). |
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35 | |
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36 | * SOLR-2942: ClassCastException when passing non-textual fields for |
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37 | clustering (Stanislaw Osinski). |
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38 | |
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39 | ================== Release 3.5.0 ================== |
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40 | |
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41 | (No Changes) |
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42 | |
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43 | ================== Release 3.4.0 ================== |
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44 | |
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45 | * SOLR-2706: The carrot.lexicalResourcesDir parameter now works |
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46 | with absolute directories (Stanislaw Osinski) |
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47 | |
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48 | * SOLR-2692: Typo in param name fixed: "carrot.fragzise" changed to |
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49 | "carrot.fragSize" (Stanislaw Osinski). |
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50 | |
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51 | ================== Release 3.3.0 ================== |
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52 | |
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53 | (No Changes) |
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54 | |
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55 | ================== Release 3.2.0 ================== |
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56 | |
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57 | * SOLR-2448: Search results clustering updates: bisecting k-means |
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58 | clustering algorithm added, loading of Carrot2 stop words from |
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59 | <solr.home>/conf/carrot2 (SOLR-2449), using Solr's stopwords.txt |
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60 | for clustering (SOLR-2450), output of cluster scores (SOLR-2505) |
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61 | (Stanislaw Osinski, Dawid Weiss). |
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62 | |
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63 | ================== Release 3.1.0 ================== |
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64 | |
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65 | * SOLR-1684: Switch to use the SolrIndexSearcher.doc(int, Set<String>) method b/c it can use the document cache (gsingers) |
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66 | |
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67 | * SOLR-1692: Fix bug relating to carrot.produceSummary option (gsingers) |
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68 | |
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69 | * SOLR-1804: Re-enabled clustering on trunk, updated to latest version of Carrot2. No more LGPL run-time dependencies. |
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70 | This release of C2 also does not have a specific Lucene dependency. (Stanislaw Osinski, gsingers) |
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71 | |
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72 | * SOLR-2282: Add distributed search support for search result clustering. |
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73 | (Brad Giaccio, Dawid Weiss, Stanislaw Osinski, rmuir, koji) |
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74 | |
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75 | ================== Release 1.4.0 ================== |
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76 | |
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77 | Solr Clustering will be released for the first time in Solr 1.4. See http://wiki.apache.org/solr/ClusteringComponent |
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78 | for details on using. |
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