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Knowledge base

The knowledge base is the single library the assistant answers from, in the AI Front Door, in student conversations and on the Knowledge Base page itself. Documents come in through connected sources and uploads and are organised by tags. It is under Enrollment → Knowledge Base; Student Success → Knowledge Base shows the same library filtered to Student Success content.

  • You need view kb to read and ask. Uploading, tagging, syncing and deleting need manage kb (Admin only by default).

Source cards show document and chunk counts and the last error, if any. The Explorer tree and Search documents by title find individual documents; the Tags panel lists tags and lets an administrator add or delete them. Add a Source opens Integrations.

Select a source to open its drawer: document, chunk and token counts; Last crawl with Sync in background; Test this source, which asks a question the source should be able to answer; and, for web sources, the page inventory with Excluded paths.

Select a document to see its tags (attach or detach), its indexed chunks, and Delete.

Upload Document accepts PDF, text, PNG and JPEG files up to 15 MiB. Every file is checked against its declared type and virus-scanned, and is stored encrypted. Scanned documents and images need text recognition, which Unifuse enables per institution.

An upload does not enter the knowledge base until a reviewer with manage kb approves it on the review queue. Uploaded documents are attached to the built-in Manual Uploads source.

The Ask the knowledge base tab takes a question across all documents, or within the selected tags. The answer card shows:

  • the answer;
  • Retrieval confidence and the institution’s threshold: confidence is how closely the best-matching passage matches the question;
  • numbered Sources linking to the page or file;
  • when confidence is below the threshold, the assistant abstains. It does not guess; it refers the user to the contact the institution has set, such as a student-services email.

Every question is logged. The abstain threshold and the fallback contact are set in the Orchestration Hub’s global configuration.

Nightly evaluation runs ask the knowledge base a fixed set of questions and record which passed, which newly fail, and results by category. The evaluation page is at /knowledge-base/evaluation; Run now needs manage kb.