[lucene-solr] branch SOLR-13105-visual updated: SOLR-13105: Proof statistics

[jb...@apache.org]

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jbernste pushed a commit to branch SOLR-13105-visual
in repository https://gitbox.apache.org/repos/asf/lucene-solr.git


The following commit(s) were added to refs/heads/SOLR-13105-visual by this push:
     new 5822218  SOLR-13105: Proof statistics
5822218 is described below

commit 5822218f63bdf3d40084ba28e220df067bce4ec3
Author: Joel Bernstein <jb...@apache.org>
AuthorDate: Mon Oct 14 22:08:24 2019 -0400

    SOLR-13105: Proof statistics
---
 solr/solr-ref-guide/src/statistics.adoc | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/solr/solr-ref-guide/src/statistics.adoc b/solr/solr-ref-guide/src/statistics.adoc
index d8d7da2..0812790 100644
--- a/solr/solr-ref-guide/src/statistics.adoc
+++ b/solr/solr-ref-guide/src/statistics.adoc
@@ -374,8 +374,12 @@ Three correlation types are supported:
 * *spearmans*
 
 The type of correlation is specified by adding the *type* named parameter in the
-function call. The example below demonstrates the use of the `corr` function with
-the *type* named parameter.
+function call.
+
+In the example below a random sample containing two fields, *filesize_d* and *response_d*, is drawn from
+the logs collection using the `random` function. The fields are vectorized into the
+variables *x* and *y* and then the *Spearmans* correlation for
+the two vectors is calculated using the `corr` function.
 
 image::images/math-expressions/correlation.png[]