topic Re: how do I generate fingerprint for searches in Alfresco 5.2 (solr 6.3) in Alfresco Forum

how do I generate fingerprint for searches in Alfresco 5.2 (solr 6.3)

dbiggins — Thu, 06 Apr 2017 18:31:47 GMT

Can anyone point me in the direction of any docs describing how the fingerprint / minihash works with Alfresco 5.2, either through Share or REST API? I am assuming we can use this for finding similar docs ('find more like this'), and that we would have to provide the hash of the content to be compa

Re: how do I generate fingerprint for searches in Alfresco 5.2 (solr 6.3)

mehe — Fri, 07 Apr 2017 05:17:23 GMT

Using the search REST API Alfresco Content Services REST API Explorer you can search for/include the "FINGERPRINT" field.

You can add a similarity percentage value to the desired fingerprint with a "_" .

So: get a documents fingerprint value through the search query, add for instance _50 to the value and search for this... (see alfresco tech talk live 103 near the end ‌s demo)

To determine the similarity between already found documents, you could calculate a string-distance, like the Levenshtein distance, between the Fingerprint values. Low distance means more similarity...

Re: how do I generate fingerprint for searches in Alfresco 5.2 (solr 6.3)

msuzuki — Fri, 12 May 2017 15:30:05 GMT

For more information on the topic we have added https://community.alfresco.com/people/andy1/blog/2017/05/12/document-fingerprints, which covers in depth the topic.

Hope you find this helpful.