Matches 51 - 100 out of 154 < 1 2 3 4 >
Match Document Document Title
6031935 Method and apparatus for segmenting images using constant-time deformable contours  
An image segmentation system uses deformable contours to automatically identify the border of a target object in each image of a set of images. The majority of contour deformations, or moves, are...
6005986 Method of identifying the script of a document irrespective of orientation  
The present invention is a method of identifying the script and orientation of a document image by identifying each set of connected pixels in the document image; computing the number of pixels in...
6002808 Hand gesture control system  
A system is provided for rapidly recognizing hand gestures for the control of computer graphics, in which image moment calculations are utilized to determine an overall equivalent rectangle...
5990897 Methods for automatically generating a three-dimensional geometric solid from two-dimensional view sets including automatic segregation of open, closed and disjoint curves into views using their center of gravity  
Techniques are developed for defining an engine which has as its input two-dimensional drawing views, wherein the engine produces a three-dimensional geometric solid. The engine comprises, among...
5987151 Apparatus for detecting visual axis  
A visual axis detecting apparatus includes a two-dimensional image sensor having a plurality of detecting lines for receiving light from an eye, a first calculator for (i) detecting a change of...
5982919 Image processor having object recognition ability  
An image processor is able to recognize one object as a mass as if viewed by human eyes even though the object appears to be separated in two pieces. The image processor performs steps to input...
5974165 Automated method and system for the alignment and correlation of images from two different modalities  
A method and system for the computerized registration of radionuclide images with radiographic images, including generating image data from radiographic and radionuclide images of the thorax....
5892854 Automatic image registration using binary moments  
The present invention is a method and apparatus for automatically detecting the characteristics of a document object placed on the platen of a digital copier or similar scanning system. The...
5881183 Method and device for encoding object contour by using centroid  
A centroid-based object contour encoding method and device for encoding still images and moving pictures by rendering a more accurate contour representation with increased compression. The method...
5872870 Machine vision methods for identifying extrema of objects in rotated reference frames  
A method for determining extrema of an object with respect to a reference frame that is rotated in comparison to that of the image and the equipment that acquired it is characterized by the steps...
5872857 Generalized biased centroid edge locator  
An edge locator processor having memory and which employs a generalized biased centroid edge locator process to determining the leading edge of an object in a scene moving in a generally horizontal...
5870493 Top down preprocessor for a machine vision system  
An image recognition and classification system includes a preprocessor in which a "top-down" method is used to extract features from an image; an associative learning neural network system, which...
5862249 Automated method and system for determination of positional orientation of digital radiographic images  
An automated method and system for determining the positional orientation of radiographic images, wherein digital image data is acquired and subjected to multiple phases of digital imaging...
5854852 Eccentricity determination system and method for accurately computing an offset of a central feature of an object  
An offset determination system and method permit accurate calculation of an offset of a central feature of an object. The offset determination system and method are particularly suited for, but not...
5850468 Flaw detection apparatus  
A flaw detection apparatus detects a flaw formed on an object's surface based on a digital image data indicative of said object's surface as a group of plural pixels utilizing the image processing...
5841892 System for automated analysis of 3D fiber orientation in short fiber composites  
An apparatus and method for determining the Fiber Orientation Distribution (FOD) in an injection molded polymer is described. The transparent sample (12) is comprised of a matrix material,...
5825913 System for finding the orientation of a wafer  
The invention can be used to find the orientation of a semiconductor wafer without wafer handling, i.e., in a non-contact manner. The invention uses knowledge of the position of a semiconductor...
5825947 Optical reproducing system for multimedia information recorded with code data having function for correcting image reading distortion  
An image pickup unit optically reads, from an information recording medium having a portion that records multimedia information including at least one of audio information, video information, and...
5812690 Set up procedure to enable accurate centroiding in photon counting detectors  
A method is provided for setting up a photon counting detector, to enable it to carry out a centroiding procedure in which a photon event occurring in a given range is allocated to one of a...
5809180 Data conversion system for line-narrowing a pattern  
This invention relates to a data conversion system utilizing a cell comprising: a shift register supplied with a plurality of data for sequentially shifting the data; a memory, supplied with data...
5790699 Macrodetector based image conversion system  
An image detection and pixel processing system includes a plurality of detector elements for receiving an image. The detector elements are subdivided into a plurality of macrodetectors, with each...
5771306 Method and apparatus for extracting speech related facial features for use in speech recognition systems  
The apparatus for the recognition of speech comprises an acoustic preprocessor, a visual preprocessor, and a speech classifier that operates the acoustic and visual preprocessed data. The acoustic...
5771309 Method for measuring position of hole  
The position of a hole is measured by image-sensing a holed portion formed in a workpiece and then measuring the central position of the holed portion based on an image of the holed portion on a...
5754690 Position sensitive detector based image conversion system capable of preserving subpixel information  
An image detection and pixel processing system includes a plurality of position sensitive detector elements arranged to receive an image. Each position sensitive detector element provides...
5751843 Method for detecting the spatial position and rotational position of suitably marked objects in digital image sequences  
The images of an image sequence are put into binary form by applying a threshold value operation. The moments of the individual segments of each individual binary image of the binary image sequence...
5734756 Methods and apparatus for reproducing a gray scale raster represented elongate graphic image including vectorizing a skeleton of the image by determining a midpoint between two detected endpoints of the image  
A method for generating a vector representation of the skeletal configuration of an elongate graphic image from a raster representation thereof, the method comprising providing a gray scale raster...
5719968 Digital copy machine that carries out optimum copy regardless of original mounted position  
An image of an original mounted on a platen is converted into image data by a CCD. An original region detection unit detects the region of the original mounted on the platen from the image data....
5638458 Automated method and system for the detection of gross abnormalities and asymmetries in chest images  
A method for the automated detection of gross abnormalities and asymmetries in chest images, including generating image data from radiographic images of the thorax. The image data are then analyzed...
5633950 Method of image processing in optical measuring apparatus  
An optical cutting image which has a maximum portion in the X-axis direction on the screen of an image sensing device and which extends in the X-axis direction away from the maximum portion so as...
5608818 System and method for enabling a robotic arm to grip an object  
A pickup system comprising a robot having a gripping member fitted with a camera for acquiring an image of the object to be picked up, which image is supplied to a control section by which it is...
5600733 Method for locating eye points on objects subject to size variations  
A novel method for locating eye point features on patterns or objects whose size varies between the reference object and the find object includes generating a set of reference vectors that define...
5578156 Method of mounting a lens on a light emitting diode  
A rear surface emission type light emitting diode emits light beams produced at a narrow emanating region out of the rear surface of the substrate. Preferably a device chip should be directly...
5570434 Circuit arrangement for recognizing a human face  
A circuit for recognizing a human face in a sequence of video is provided. The circuit includes a block structuring circuit in which the video is structured block-wise and wherein two consecutive...
5533144 Anti-counterfeit pattern detector and method  
An anti-counterfeit detector and method for identifying whether a platen image portion to be photocopied contains one or several pre-selected monetary note patterns. The detection is performed in a...
5513281 Interpolation method and apparatus by correlation detection using fuzzy inference  
Interpolation method and apparatus for interpolating pixels using levels of pixels surrounding a pixel to be interpolated is disclosed wherein a level difference between two pixels on an...
5345242 Clutter rejection using connectivity  
In a FLIR target detection system, true targets (52) are isolated from potential false target indications produced by background clutter through the use of a connectivity algorithm which attempts...
5325447 Handwritten digit normalization method  
A handwritten character image normalization technique provides predetermined pixel dimensions and a normalized skew. The skew slope of the input image is calculated. This skew slope is employed to...
5321766 Method and apparatus for system documentation  
A method for system documentation includes photographing at least part of a system from at least two directions to obtain photographs with a camera having a film plane and a measuring grid plate in...
5319550 High resolution digital image registration  
The center of a reference mark is located by decreasing the range of pixel values defining an image defect. The pixel values defining the digital image are then enhanced to amplify the pixel values...
5282254 Method for locating an edge portion of an aperture in a filter member in X-ray fluoroscopy apparatus  
The present invention is a method for locating an edge portion of an aperture in an X-ray filter member having at least one aperture formed therethrough, such that X-rays passing through the at...
5251265 Automatic signature verification  
A method and apparatus for automatically verifying a signature of an individual is described. The apparatus digitizes an image of the signature and provides a grey scale representation of each...
5231674 Eye tracking method and apparatus  
In applications where it is desired to determine the locations of image features, such as eye monitoring to determine the direction that a person is gazing, determining the point at which he is...
5220619 Method of matching a variable two-dimensional image of a known three-dimensional object with a desired two-dimensional image of the object, and device for carrying out the method  
The position of an object is determined by calculating the coordinates of the center of gravity of the overall image of the object supplied by an image sensor and the coordinates of the centers of...
5206917 Method for collating independent figure elements between images  
A method for collating independent figure elements in an object image with a reference image both including independent elements which are not interlinked with each other. The method comprises...
5193120 Machine vision three dimensional profiling system  
A three dimensional imaging system having a diode laser and collimator along with a video camera and digital circuitry wherein when the light from the laser is collimated and hits the surface of an...
5189707 Method of loading surface mounted device and an apparatus therefor  
A method and an apparatus for grasping surface mounted devices such as an IC or the like by the hand of the robot and automatically and accurately loading them onto the contact pattern of a printed...
5185811 Automated visual inspection of electronic component leads prior to placement  
A method and apparatus utilizing one or two cameras are described for visually inspecting a polygonal component located at the end of the robotic end effector for determining presence, position and...
5179597 Method for determining an image point in an object image  
A method for determining an image point in an object image comprises the steps of, on the basis of an image signal comprising image signal components representing image information at respective...
5170444 Method of inspecting jointed portion  
A bonded portion of a bonding wire jointed to a semiconductor chip, for example, is inspected by utilizing a image pickup device by a method which comprises the steps of image picking up a bonded...
5164994 Solder joint locator  
A system (82) and method for locating features in an image. In the preferred embodiments, the present invention accepts as input a tilted view X-ray image of a PC board (10), as well as expected...
Matches 51 - 100 out of 154 < 1 2 3 4 >