Presence Checking

	Tools	Applications	Description
Blister Inspection (NET GmbH)	Geometry 2D, Region Analysis, Shape Fitting	Color Analysis, Defect Detection, Object Localization, Presence Checking	Locates a blister using segment fitting, and then inspects it for missing or broken pills.
Bottle Inspection	1D Edge Detection, Local Coordinate Systems, Template Matching	Defect Detection, Measurement, Presence Checking	Performs several different inspections on multiple bottles.
Button Presence	Geometry 2D, Local Coordinate Systems, Region Analysis	Presence Checking	Verifies if all buttons are correctly placed on a board.
Missing Chip	Template Matching	Object Localization, Presence Checking	Detects places where chips were not inserted. Demonstrates superiority of Gray-based Template Matching in some special cases.
Shipment Verification	1D Edge Detection	Object Localization, Presence Checking	Counts boxes in a container with simple 1D stripe detection.
Tablets	Blob Analysis, Image Processing	Defect Detection, Presence Checking	Inspects a conveyor of a production line detecting missing or damaged tablets.