WEBVTT

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Start with Similarity off and no image. Enable it.

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Choose Browse to select a prepared reference image.

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Select the clear blue-backpack crop in the prepared folder.

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Choose Open and check the intended person in the image.

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Keep the person prominent in the reference.

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Scroll down and change Match Threshold from 75 to 80. Keep the one-second interval.

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Keep at least one matching object and read the summary.

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Open Alert Rules. The fresh region has no rule.

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Choose plus. The rule editor opens at its defaults.

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Increase Dwell from one to two seconds.

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Keep the stock name, Warning, five-second reset, Always, and events off.

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Save the rule.

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Choose Apply to save the camera configuration.

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Choose Start for an initial test.

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At 80, other appearances can qualify. Compare their scores with the intended person.

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Stop the test before tuning.

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Reopen Similarity and scroll to Match Threshold.

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The saved reference remains selected. Increase 80 to 90.

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Apply the revised threshold.

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Start a second test.

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Review the person and match scores as the view changes.

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Stop analytics after checking the result.