Machine vision methods for enhancing the contrast between an...

Machine vision methods for identifying extrema of objects in rot

Measurement method, transfer characteristic measurement...

Measuring angular rotation of an object

Method and apparatus for automatically specifying a portion of t

Method and apparatus for calibrating an image acquisition...

Method and apparatus for decoding angular orientation of...

Method and apparatus for deriving image width and height from ra

Method and apparatus for deskewing and despeckling of images

Method and apparatus for deskewing images of symbols having a no

Method and apparatus for detecting vertical direction of documen

Method and apparatus for determination of text orientation

Method and apparatus for determination of text orientation

Method and apparatus for determining degrees of freedom of a cam

Method and apparatus for determining positional guidelines of ha

Method and apparatus for determining the surface area of a...

Method and apparatus for document skew and size/shape detection

Method and apparatus for filtering an image

Method and apparatus for filtering an image

Method and apparatus for identifying and fixing horizontal and v