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Learn & explore · FIELD GUIDE 047

Find Answers in Your Notes with MobileBERT QnA

MobileBERT QnA extracts a storage-location answer from fictional book-club notes in the official free TensorFlow.js browser demo. The recorded top answer is “the blue cabinet.” Answers come from the supplied passage; model scores are not confidence percentages.

MobileBERT QnA: Extract an answer from a supplied passage
From the channel’s MobileBERT QnA reel.

The useful part

MobileBERT QnA is featured here for one specific job: extract an answer from a supplied passage. This guide focuses on that workflow so you can decide whether it fits your task before trying it.

THE JOB TO BE DONE

Extract an answer from a supplied passage

What happened in the demo

Let’s ask our notes! MobileBERT QnA reads a passage and pulls out an answer. Here’s a fictional book-club note. We ask where the club stores donated books, then press Search. The top result says, “the blue cabinet.” That matches the supplied note. It’s a handy reading helper: answers come from your text.

The example used in the reel

A small, specific input makes the result easier to inspect. Use the example below to understand the scope of the recorded workflow; it is not a promise that a new run will produce an identical result.

Context: This is a fictional planning note. The Riverside Book Club stores donated books in the blue cabinet. Nia checks the inventory on Friday. Omar sorts the books by genre. Question: Where does the club store donated books?

Try it yourself

  1. Paste the notes as the context
  2. Ask a question answerable from those notes
  3. Compare the highlighted answer with the source passage

Start with material you own or have permission to use. Save the original and compare it with the output before moving the result into a real project. If the interface has changed, follow the current official instructions linked below.

What to check before using the result

An extractive answer can select the wrong span. Verify the answer is supported by the provided context.

Keep the task narrow on your first attempt. Check the details that matter to your use case rather than judging only whether the result looks polished. A successful short example is a useful introduction, not a benchmark of the whole product.

Access, free demos & limits

The official public browser demo is accessible without an account or payment. Its page provides Context, Question, Search and Answers controls; the recorded example confirms this fictional-text demonstration produced an answer. No paid feature is needed.

Availability notes refer to the dated demonstration or source check. Features, limits and sign-in requirements can change. Check the official site before starting a larger project.

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Sources & context

This guide expands the channel’s recorded example and the official sources checked for that reel. Generated results are examples, not endorsements or guarantees. Read our editorial policy.