Details

    • Type: Improvement
    • Status: Resolved
    • Priority: Minor
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 7.0, 6.4
    • Component/s: None
    • Labels:
      None
    • Lucene Fields:
      New

      Description

      The explanations of idf give the docCount and docFreq, but they do not say how the idf is computed even though the formula is different eg. for ClassicSimilarity and BM25Similarity. Maybe it would help to put the formula in the explanations?

        Activity

        Hide
        jpountz Adrien Grand added a comment -

        Here is a patch that enhances the explanations for BM25Similarity and ClassicSimilarity.

        Show
        jpountz Adrien Grand added a comment - Here is a patch that enhances the explanations for BM25Similarity and ClassicSimilarity.
        Hide
        mikemccand Michael McCandless added a comment -

        +1

        Show
        mikemccand Michael McCandless added a comment - +1
        Hide
        jira-bot ASF subversion and git services added a comment -

        Commit 6b9f11311a2481743d8b2b42a875a11162a5e215 in lucene-solr's branch refs/heads/master from Adrien Grand
        [ https://git-wip-us.apache.org/repos/asf?p=lucene-solr.git;h=6b9f113 ]

        LUCENE-7524: More detailed explanation of idf.

        Show
        jira-bot ASF subversion and git services added a comment - Commit 6b9f11311a2481743d8b2b42a875a11162a5e215 in lucene-solr's branch refs/heads/master from Adrien Grand [ https://git-wip-us.apache.org/repos/asf?p=lucene-solr.git;h=6b9f113 ] LUCENE-7524 : More detailed explanation of idf.
        Hide
        jira-bot ASF subversion and git services added a comment -

        Commit 16967ffdbbb0f62c0b4878a479f08cc250d680c6 in lucene-solr's branch refs/heads/branch_6x from Adrien Grand
        [ https://git-wip-us.apache.org/repos/asf?p=lucene-solr.git;h=16967ff ]

        LUCENE-7524: More detailed explanation of idf.

        Show
        jira-bot ASF subversion and git services added a comment - Commit 16967ffdbbb0f62c0b4878a479f08cc250d680c6 in lucene-solr's branch refs/heads/branch_6x from Adrien Grand [ https://git-wip-us.apache.org/repos/asf?p=lucene-solr.git;h=16967ff ] LUCENE-7524 : More detailed explanation of idf.

          People

          • Assignee:
            Unassigned
            Reporter:
            jpountz Adrien Grand
          • Votes:
            0 Vote for this issue
            Watchers:
            3 Start watching this issue

            Dates

            • Created:
              Updated:
              Resolved:

              Development