prescanning

Pre-check image capture

Prescanning is scanning something before a main process or event.

Security personnel may do prescanning of bags before guests enter a venue.

In medical imaging, a prescan calibrates equipment before the diagnostic scan.

In computing, software prescans files to identify issues before full processing: The antivirus prescans downloads automatically.

preparation

screening

Evaluative selection process

planning · preprocessing · briefing · scheduling · coordination · priming · groundwork · preview · preliminary · front-loading

imaging

MRI

Magnetic body imaging

  • CTTomographic imaging method
  • ultrasoundInaudible high-frequency waves
  • X-rayPenetrating diagnostic beam

PET · imaging · photogrammetry · 3D · thermal · radiography · tomography · fluoroscopy · mammography · angiography

security

screening

Evaluative selection process

inspection · baggage · airport · customs · border · clearance · vetting · credentialing · pre-clearance · TSA

detection

sensor

Input-detecting device

  • radarRadio-wave object detection
  • sonarUnderwater detection by echoes
  • infraredHeat-bearing electromagnetic waves

probe · sweep · reconnaissance · survey · mapping · terrain · aerial · satellite · ground-penetrating · scouting

document

OCR

Machine reading of images

feeder · tray · preview · thumbnail · cropping · resolution · duplex · alignment · registration · pre-flight

Opposites
temporal sequence in scanning workflow

prescanningrescanning

Imaging something again

follow-up scan · post-processing

Family

scan, scanner, scanning, scans, scanned, rescan, rescans, rescanned, prescanned

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