Research AreasM. Shridhar and J. Miller

• Pattern Recognition

• Fast Image Processing Techniques

• Image Analysis Algorithms

• Pattern Recognition Techniques

• Automatic Gauging Algorithms

• Low-Cost Machine Vision Systems

• Color and Multispectral Analysis

Machine Vision Applications

Glass inspection: containers, panels, fibers, glasses

Auto components: wheels, fittings, stampings,

Tool gauging Color matching Multispectral analysis Electronic displays

Crosshead Examples

Overall Inspection Approach

Top Light Box

Top Camera Box

10°

Pocket Camera & Light Box

Infeed

Outfeed

Nest

Surface Inspection Setup Screen

Effect of Polarizer (bottom)

Good Part Stone present

Good Part Stone present

Power Steering and Brake Hose Images

Power Steering Connector Brake Hose Crimp

Gear Teeth Inspection

• The gear teeth are clearly visible using the given telecentric setup.

• An image processing technique called mathematical mor-phology can be used to detect the teeth.

Geometry Station

Interferometric Measurements

Basic 3-D Measurement Setup

Typical Views of Oil Drill Tool

Check Processing Examples

Occupant Classification Vision sensors for occupant

classification Classification using stereo images Classification using Hall Effect

sensors

License Plate location and recognition Extract license plate from image of

car Morphological processing of LP

image to extract characters Use OCR and context to recognize

license plate

Voice Recognition Applications Recognition of speakers and

discrete spoken words for many applications

Considerable work has been done in related signal processing areas also including spectral analysis.