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Discovering Duplicates - Advanced

This document is a companion to https://enterprisefile.atlassian.net/wiki/x/LABXNg. Here you will find advanced instructions for fine-tuning the AddHashAndExtractedText of your file(s).

  • Open the Cognitive Suite by opening a windows command prompt in Administrator Mode

  • Change directory (cd) to where you extracted the shinydocs-cognitive-toolkit-yyyy-mm-dd.zip file

  • To see all of the available options for the AddHashAndExtractedText tool, use the command:

CODE
CognitiveToolkit.exe AddHashAndExtractedText --help 

Command options:

Tool: AddHashAndExtractedText
Usage: CognitiveToolkit AddHashAndExtractedText [options]

Command

Required/Optional

Info

-- source-settings <SOURCE SETTINGS> 

Required

Default: leave blank for filesystem

Do not use this parameter if the source is a file system!

Path to json file that contains connection details for the repository (source). Templates for these files can be found in the CognitiveToolkit download under External Resources\Example Source Settings

-a|--algorithm <ALGORITHM>

Optional

Default: md5

Algorithm (Available algorithms: md5, sha1, sha256, sha512)

--max-characters <MAX_CHARACTERS>

Optional

Default: all characters

The maximum number of characters for the extracted text field

Warning: Setting this value too high can result in timeouts or problems loading the index, if the supporting hardware is unable to cope with the load. Shinydocs recommends 30,000 to ensure a performant index.

--debug-level <DEBUG_LEVEL>

Optional

Default: 20

The level of depth of exception messages (Default: 20)

--action-keyword <ACTION_KEYWORD>

Optional

Default: both

Action to perform (hash,text,both)

--ocr-utility <OCR_UTILITY>

Optional

Default: none

OCR Utility to use for text extraction (iron,none)

-q|--query <QUERY>

Required

Path to JSON file containing your desired query. The results of this query will be the input for this tool. You can also use escaped json directly in the command.

Paths with spaces or using inline JSON will require “double-quotes”.

-s|--silent

Optional
Default: false

Note: For tasks that are scheduled, --silent is preferred as there is a slight performance increase.

Turn off the progress bar

-t|--threads <THREADS>

Optional
Default: 1

Number of parallel processes to start

-skip-errors

Optional
Default: false

Skip re-processing errors - items marked as:

addhashandextractedtext:error

Errors indicate there was a problem in either generating the hash id for the item or text extracting. Check your logs for errors.

-u|--index-server-url <INDEX_SERVER_URL>

Required

URL of the index server

-i|--index-name <INDEX_NAME>

Required

Name of the index. Note the value used here as it will have to match what is used in future Cognitive Toolkit tools (such as addHash).

Note the value used here as it will have to match what is used in future Cognitive Toolkit tools (such as addHash).

--index-type <INDEX_TYPE>

Optional
Default: shinydocs

Include a name for the index objects. If you do not include a name, the name “shinydocs” will be recorded here. 

You cannot change the index type easily! Only use this option if you know what you are doing.

--force

Optional
Default: false

Forcefully remove / Suppress prompt for confirmation

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