NTM Technologies /

NTM Inspect

An inspection app in development. We’re testing how inspectors can capture photos, review readings and record their findings in one workflow.

Illustrated project test case · no live recognition

Current stage
An early prototype is being tested. The iPhone version is in preparation.

Recognition with human confirmation

NTM Vision is the recognition technology within NTM Inspect. It proposes readings from photographs of equipment labels and measurement displays for the inspector to check and confirm. The work builds on inspection workflows developed for TIK and VV Elektro.

  1. 01 · Source photograph
    The photograph provides the reference for review.
  2. 02 · Recognition proposal
    The extracted fields and proposed measurement are presented for checking.
  3. 03 · Inspector review
    The inspector confirms or corrects the proposal against the source photograph.
  4. 04 · Final registration
    The confirmed value is distinguished from the original recognition proposal.

A concrete test case

In an earlier project test, a display value of 4.94 Ω was interpreted as 9.94 Ω. This is why a recognition result must remain a proposal until an inspector has reviewed it.

What still needs testing

Recognition across different tester models, retention of all source photographs and rejected results, and the complete confirmation workflow need validation in the test environment. These are development requirements, not a claim that every safeguard is already implemented.

Next step

Test the inspection workflow on iPhone and continue validating recognition, photograph retention and confirmation across tester models.

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