Matches 101 - 145 out of 145 < 1 2 3
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6226407 Method and apparatus for analyzing computer screens  
An invention for quantitatively analyzing bitmap images using computer vision is disclosed. In one embodiment, these bitmap images correspond to the rendered screens of two applications based on a...
6226406 Method and apparatus for hybrid sampling image verification  
A method and apparatus are disclosed for testing the accuracy of images generated by a computer graphics program. An output image created by a graphics program on a particular computer platform is...
6205240 Optical profile sensor  
An apparatus for determining the profile of an object provides a sensor having at least one light source which projects a sheet of light that is intersected by the object, whereby a stripe of...
6185332 Character recognition technique  
The present invention includes a method, a computer product and a system each of which features fitting a spatial recognition technique to enable a microprocessor to recognize hand-written...
6181813 Method for counterfeit currency detection using orthogonal line comparison  
An anti-counterfeit currency detection method is disclosed wherein local edge information is utilized for accurately detecting lines and curves of legitimate notes. The method can more accurately...
6175652 Machine vision system for analyzing features based on multiple object images  
Provided is the ability to produce an orthogonal-view representation of a selected feature plane of a three-dimensional object. A plurality of images of the object are acquired, each corresponding...
6154567 Pattern similarity metric for image search, registration, and comparison  
The present invention provides a method for the calculation of a pattern similarity metric that is locally normalized with respect to illumination intensity, and is invariant with respect to rigid...
6154566 Method and apparatus for determining image similarity and position  
An apparatus for determining a similarity between model image and inputted image, which is robust even if the background of said inputted image is partly changed. The similarity is calculated from...
6151403 Method for automatic detection of human eyes in digital images  
A computer program product for locating first and second objects, each having substantially the same physical characteristics, and the ratio of the distance between the first and second objects and...
6144458 Single-pass transmission of repeated objects between host and printer  
Apparatus and methods for transmitting graphical objects from a computer system to a printer. A graphical object is received from an application program. Graphical objects are stored in a computer...
6088468 Method and apparatus for sensing object located within visual field of imaging device  
An apparatus for sensing an object within an imaging field of an image pickup device includes a memory for storing data of a reference background picture of the imaging field, a device for...
6043849 Similar change information takeout method, similar change information takeout apparatus, and teletext receiver  
A similar change information takeout apparatus is intended to take out automatically unit containing similar change information when character row data divided in certain units are given in a...
5982931 Apparatus and method for the manipulation of image containing documents  
An apparatus and method for manipulating a referenced document and a searched document containing images and descriptive text. The manipulation includes conversion of images and text into...
5974176 Automatic matching device for planar point patterns and method thereof  
A method for automatic matching of planar point patterns in a reference pattern with a test pattern includes course mating, calculation of a mated possibility for one point in each pattern using...
5933546 Method and apparatus for multi-resolution image searching  
A multiresolution method and apparatus for searching of a database of images where the search is performed on compressed images, without first decompressing them. The method searches the database...
5917960 Image correlator, an image processing apparatus using the same, and a signal adder used in the image correlator  
In order to reduce the size of an apparatus capable of obtaining a result of correlation between images at a high speed, a multiplex selector for shifting addresses of a plurality of memories, a...
5835638 Method and apparatus for comparing symbols extracted from binary images of text using topology preserved dilated representations of the symbols  
A method and apparatus for comparing symbols extracted from binary images of text for classifying into equivalence classes. The present invention uses a Hausdorff-like method for comparing symbols...
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...
5825924 Method and apparatus for image processing  
The present invention provides an image processing apparatus and method comprising a memory for storing address information of a binary registered image. An original test image is converted into a...
5793888 Machine learning apparatus and method for image searching  
A computer module is interactively trained to recognize patterns of spectral or textural features in imagery. The interactively trained module is based on techniques of knowledge-based image...
5790691 Method and apparatus for robust shape detection using a hit/miss transform  
An apparatus and method for detecting anomalies morphologically detecting regions of interest. The apparatus and method include a region of interest (ROI) detection unit which morphologically...
5784490 Method and apparatus for automated recognition of text embedded in cluttered observations  
A method, and related apparatus, for recognizing alphanumeric characters within a sample includes applying ideal alphanumeric character templates to the sample to identify each template which is...
5754691 Normalization of data from holographic correlators  
A method is provided for normalizing correlation data from a holographic correlator. After a sequence of object image patterns are recorded in an angularly multiplexed hologram, the entire volume...
5692073 Formless forms and paper web using a reference-based mark extraction technique  
A processor is provided with first and second document images. The first image represents an instance of a reference document to which instance a mark has been added. The second image is selected...
5644656 Method and apparatus for automated text recognition  
A method, and related apparatus, for recognizing alphanumeric characters within a sample includes applying ideal alphanumeric character templates to the sample to identify each template which is...
5627915 Pattern recognition system employing unlike templates to detect objects having distinctive features in a video field  
A system for inserting images into live video fields includes a method for rapidly and efficiently identifying landmarks and objects. Initially a first template, having a first pattern similar to...
5600736 Image pattern identification/recognition method  
The present invention provides an image pattern identification/recognition method which enables the reduction of the work load of the user required in the case of incorrect character recognition,...
5537670 Product appearance inspection methods and apparatus employing low variance filter  
Images such as product images are identified as substantially similar to one or more reference images by finding pixels which have substantially the same value or values in all or substantially all...
5535286 Error detection in seismic data  
An apparatus for detecting errors in frames of seismic data that can be presented as images, such images being expected to exhibit an inherent symmetry about an axis, the apparatus comprising: a...
5400249 Apparatus for assessing relatedness from autoradiograms  
Apparatus and method for assessing relatedness from autoradiograms. A scanner reads and digitizes the one or more banded lanes of an autoradiogram and communicates the information to a digital...
5285505 Method and apparatus for improving prototypes of similar characters in on-line handwriting recognition  
A method, and apparatus for accomplishing same, of providing character prototypes for use by a handwriting character recognition system 10. A first method includes a first step of providing a first...
5177793 Accurate recognition of input patterns  
On recognizing first through P-th input patterns as first through P-th recognized patterns (P being greater than one) by using a plurality of reference patterns and a plurality of memorized...
5065440 Pattern recognition apparatus  
A pattern recognition apparatus is capable of high-speed, automatic recognition of input images with a high degree of accuracy. The apparatus has an extended range of tolerance to shifts in the...
5014325 Apparatus for discriminating specified sorts of printed matters  
An apparatus for discriminating specified sorts of printed matter is provided with a magnetic sensor reading an identification pattern that is printed on printed matter such as a bill, a check and...
4922093 Method and a device for determining the number of people present in a determined space by processing the grey levels of points in an image  
The invention relates to a method and to a device for determining the number of people to be found in a determined space, by means of a strip (14) of photodetectors (16) on which an objective lens...
4802231 Pattern recognition error reduction system  
A pattern recognition system and method wherein errors are reduced by creating independent error templates which correspond to patterns which tend to be erroneously matched and linked error...
4672678 Pattern recognition apparatus  
A pattern recognition apparatus includes an image input device for inputting an object pattern, an analog-digital converter for converting an analog image signal from the image input device to a...
4601054 Pattern distance calculating equipment  
A pattern recognition apparatus for recognizing spoken words of a nonspecific speaker or of a specific speaker. A reference pattern composed of a sequence of feature vectors, each composed of n...
4510617 Character recognition system utilizing pattern matching method  
A character recognition system is disclosed in which an input character is compared to a plurality of standard characters. Each standard character is stored with respect to its black meshes in a...
4498189 Comparator suitable for a character recognition system  
In a pattern matching method, the input pattern of a character is compared with each of a plurality of standard patterns to detect similarities and differences by counting the number of pattern...
4205302 Word recognizing system  
A stream of digital data containing an unknown word is compared bit by bit with a stored known word. The bit comparisons are counted in such a manner that the maximum output identifies the known...
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...
3992697 Character recognition system utilizing feature extraction  
A character recognition system comprising means for scanning a character on a document field, the field being composed of plural features each of which lies in a respectively defined area on the...
3496542 MULTIFONT CHARACTER READING MACHINE  
3259884 Reading machine with serial storage and parallel readout  
Matches 101 - 145 out of 145 < 1 2 3