Matches 1 - 42 out of 42
Match Document Document Title
7555164 Robust estimation of pixel values  
An exemplary method for estimating pixel values of displayed images captured by an image capture device comprises determining a status of a pixel of a displayed image based on a confidence value...
7545984 Quantifying graphics image difference  
Methods, apparatuses, and systems are presented for measuring difference between graphics images relating to performing an arithmetic operation involving a first graphics image comprising a...
7505841 Vision-based occupant classification method and system for controlling airbag deployment in a vehicle restraint system  
A vehicle restraint system has a vision-based occupant classification system for control of airbag deployment during a crash scenario. The classification system utilizes two imaging sensors which...
7477785 Fuzzy image comparator  
A system and method for improved image comparison is provided. An adjustable tolerance level may be set for comparing the images, and filtering may be applied to the images, for example, to...
7454067 Symbol classification depending on cluster shapes in difference image  
Methods and apparatus, including computer program products, for classifying elements of a digital image. An element of the digital image and a prototype representing a class of elements are...
7440608 Method and system for detecting image defects  
An exemplary method includes identifying defects in a first image among a series of images, by identifying a first portion of the first image at a first location in the first image, wherein a...
7391925 System and method for estimating noise using measurement based parametric fitting non-uniformity correction  
A system and method for estimating noise using measurement based parametric fitting non-uniformity correction is disclosed. Fixed pattern noise (“FPN”) is estimating from an overall noise...
7298907 Target recognizing device and target recognizing method  
A target recognizing device that creates a template concerning a target by itself is provided. The device comprises a robot camera for creating continuous images showing a target and an arithmetic...
7295349 Systems and methods for compensating for print defects  
Diminished intensity defects occur in electrostatic printing between image regions having grey levels, i.e., different electrostatic potential and toner densities. Such defects occur when higher...
7203335 System and method for extracting a watermark signal in a digital image sequence  
A method for extracting a watermark signal contained in a watermarked digital image sequence having two or more frames, including the steps of estimating correspondences between one or more pairs...
7113880 Video testing via pixel comparison to known image  
Methods and systems provide automated testing of computer-generated displays. The proper functionality of a memory storage device on a computer video card and the proper functionality of software...
7046850 Image matching  
A method for matching digital images, including regularization of image features of a first digital image, composed of pixels, defining a finite set of candidate values, wherein a candidate value...
7030885 Method and apparatus for measuring color-texture distance, and method and apparatus for sectioning image into plurality of regions using measured color-texture distance  
A method and apparatus for measuring a color-texture distance and a method and apparatus for sectioning an image into a plurality of regions using the measured color-texture distance are provided....
7024041 Pattern inspection apparatus and method  
A marginal distribution feature extraction unit 20 sequentially focuses on each pixel in a reference image and the corresponding pixel in an inspection image, and computes a marginal distribution...
7016538 Image processor for detecting specified pattern  
In an image processor for detecting a circular pattern in an image, input image data is binarized to provide bi-level image data, and pixels having a predetermined value is counted in a block of a...
6748102 Document alteration indicating system and method  
A system and method for detecting alteration of a document. The invention evaluates markings in half-tone fields by ascertaining a first dot count of dots isolated from the marking in the half-tone...
6320671 Web browser printing enhancements  
A method and system for printing web pages from an intra- or internet source with a client computer. The client computer is capable of accessing and viewing a web page from an intra- or internet...
6314136 Method for performing wavelet-based image compaction losslessly and low bit precision requirements  
A system and method used to perform lossless wavelet-based image transformations. In one embodiment, the method used for these transformations and for bit precision reduction. First, at least a...
5999652 Plume or combustion detection by time sequence differentiation of images over a selected time interval  
A method and system of image modulation detection of an aircraft or missile exhaust plume or explosives by time sequence differentiation is provided. The method comprises the steps of forming two...
5995660 Image processing apparatus  
The present invention has an object to determine whether image data is generated by data processing such as PDL, or optically captured scan-in image, for each area. To achieve the object, a...
5946415 Method and apparatus to process drawing images  
The processing time and memory in converting scanned images to a hardware scription language is significantly reducer by using a "peephole" method to examine only partial images of features of the...
5912988 Image processing method and apparatus for distortion compensation  
A method is provided for analyzing an image comprising a plurality of image pixels to detect distortion within the image. The method comprises a first step of receiving image data for the image,...
5835634 Bitmap comparison apparatus and method using an outline mask and differently weighted bits  
A bitmap comparison technique that is able quickly to compare two bitmap images while discounting differences between the images likely due to noise. The bitmap comparison technique includes the...
5825925 Image classifier utilizing class distribution maps for character recognition  
An image classifier, which performs character recognition, receives input images and assigns each input image to one of a plurality of image classes. The image classifier includes plural class...
5787199 Apparatus for detecting a foreground region for use in a low bit-rate image signal encoder  
An apparatus, for use in a low bit-rate image signal encoder, for detecting a foreground region in an image signal, wherein the image signal has a number of objects therein and the foreground...
5189712 Correlation detector for images  
A correlation detector for images including: a unit for converting pixel signals of two images into digital data; a unit for deriving either an absolute value of a difference between the two pixel...
5131054 Character recognition system using massively parallel computer that identifies a query character using degree of similarity with plurality of training characters of known identity  
A character recognition system for recognizing a character associated with a query character. The query character has a query character image defined by a query character image array having a...
5109432 Character recognition method  
A character recognition method includes steps of comparing input image data with character patterns of a predetermined dictionary and recognizing a character indicated by the input image data...
5101441 Method of and device for processing image  
A method of and device for processing an image by the pattern matching process wherein an image matched with a templet image is determined. In principle, a mismatch degree between the image to be...
5014330 Pattern position recognizing apparatus  
A pattern recognition apparatus detects a coincidence between an input image pattern and a target pattern. Input image data f ij are received, where f ij denotes a concentration of the input...
4982439 Fine-grained microstructure processor  
A Fine-Grained Microstructure Processor (FMP) (10) for solving assignment and correlation problems that utilizes a pair of arrays (22, 24) of cells (26) to represent the position of two set of...
4975974 Character recognition apparatus  
A character recognition apparatus, for use with an input character pattern and a dictionary of stored character patterns that are blocked into categories, all the patterns having a quantifiable...
4949391 Adaptive image acquisition system  
An adaptive image acquisition system employing a hand-held optical scanner or camera is disclosed. The system includes an adaptive camera exposure control system to adjust the camera exposure time...
4887304 Library image optimization  
A process is disclosed for forming reference images useful in object identification processes where an image of an unknown object is compared to each image in a library of reference images. The...
4769851 Apparatus for recognizing characters  
An apparatus for recognizing characters with high recognition accuracy. The width of a character is measured, and the character is normalized in the direction of height only when the measured width...
4587617 Image inspection system for defect detection  
A defect detection system for classifying defects in reticles (such as used in the manufacture of integrated circuit wafers) is described. An inspection unit, scanning the reticle in real time,...
4110737 Character recognition apparatus for serially comparing an unknown character with a plurality of reference characters  
A character recognition apparatus for recognizing an unknown character having a value at a matrix of discrete locations, comprising a ROM having at least a first plurality of storage locations each...
4021776 Pattern recognition system  
A pattern recognition system includes a magnetic core correlator which is used for recognizing a pattern being scanned. A bit train of digital signals, describing the input image, is applied to a...
3717848 STORED REFERENCE CODE CHARACTER READER METHOD AND SYSTEM  
Multi-level coded data representing a plurality of laterally spaced vertical scans of a character field passes serially through a multi-column, multi-row shift register synchronously with the scan...
3578953 SYSTEM FOR READING INTERMIXED MARKS AND SYMBOLS FROM DOCUMENTS  
A system for automatically reading marks and symbols printed on one or more sides of a document in one or more different formats.
3576534 IMAGE CROSS CORRELATOR  
A device in which the states of the cells of the matrix of an unknown image are cross correlated with the states of the cells of the matrix of a reference image by comparing the binary values of...
3492646 CROSS CORRELATION AND DECISION MAKING APPARATUS  
Matches 1 - 42 out of 42