Setting Up Spell-Check

This section explains how to enable and configure the spell-check feature.

This task shows you how to:

See Also
About Spell-Check

Enable Spell Check

  1. In the Administration Console, go to Search > Search Logics > your search logic > Query Expansion.
  2. Under Spell check, select Enable.
  3. (Optional) Select another dictionary to use for spell check.
  4. (Optional) Modify the remaining spell check options. These are described in the tooltips on the interface.
  5. Optional: Select an allow list or a block list. For more information, see Force or Prevent Spell-Check Suggestions with Allow Lists and Block Lists.
  6. Click Apply.

Set Up Ngram and Phonetic Extraction in the Data Model (Optional)

Ngrams and phonetic forms improve spell-check quality. See Improve Spell-Check with Ngram and Phonetic Extraction.

  1. In the Administration Console, go to Index > Data Model > Semantic Types.
  2. Click the text semantic type to display its configuration.
  3. Select Extract spell check ngrams and Extract phonetic forms.
  4. Click Apply.

    This adds the Phonetizer and NgramsExtractor semantic processors to your analysis pipeline.

  5. Reindex your documents.

Enable Dictionaries for Spell-Check (Allow or Block List)

Before you can specify an allow list or block list for spellcheck, you must first enable these on the target dictionary.

  1. In the Administration Console, go to Index > Linguistics > Dictionaries.
  2. Select an existing dictionary or create a new one. See Create a New Dictionary.
  3. Go to Features and click Spellcheck to display its setup pane.
  4. Optional: In the setup pane, specify a new tokenization config. To understand tokenization, see Tokenizing Text.
  5. Under Allow list or Block list.
    • If you have already created a resource file: specify a name for this allow list or block list, and in List path, select the resource file (list of resources created in the Resource Manager) or alternatively, if you created a resource file using cvadmin, type the path to the resource file using the format resourcemanager://group_name/resource_name.
    • OR, create a new resource: click Create new, specify a name for the allow list or block list, and click Accept. This adds a resource file to the Resource Manager, which ensures correct deployment of interdependent resource files in multihost environments.
    • Optional: Click Add allow list or Add block list to add more lists.
  6. Click Apply.
  7. Optional: To define the contents of the resource file, click Edit. This takes you to the Business Console. For more information, see Adding a Spellcheck Block List and Adding a Spellcheck Allow List in the Exalead CloudView Business Console User's Guide.

Set Up Spell-Check Allow Lists or Block Lists on a Search Logic

  1. In the Administration Console, go to Search > Search logics > Your search logic > Query Expansion tab.
  2. Under Spell check, select Enable if not already enabled.
  3. Expand Block and allow lists.
  4. Next to Allow list or Block list, select a list. It includes all allow list or block lists created on the dictionary used for spell check.

    If you do not see any lists in the list, it means that none exists in the selected dictionary. Either select another dictionary, or add at least one list to the current dictionary. See Enable Dictionaries for Spell-Check (Allow or Block List).

  5. Click Apply.
  6. Optional: (Optional) To define the contents of the resource file, click Edit. This takes you to the Business Console. For more information, see Adding a Spellcheck Block List and Adding a Spellcheck Allow List in the Exalead CloudView Business Console User's Guide.

Set Up Spell-Check for CJK (Chinese-Japanese-Korean)

Check and apply the Preferred Settings first.

  1. In the Administration Console, go to Search > Search logics > Your search logic > Query Expansion tab.
  2. Under Spell check, expand Edit distance and set:
    1. 0 for First letter.
    2. 1 for Insertion.
    3. 1 for Deletion.
  3. Expand Triggers and set 4 for Min word length anywhere for distance 2.