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| Number | Title | Issue Date |
| 6965746 | Hybrid electrophotographic development with toner induction charged via AC induced conductivity A method is provided for developing a latent electrostatic image with marking particles through the process steps of: moving the surface of an image receiving member at a predetermined process speed; storing a supply of developer material comprising toner and carrie... | 11/15/2005 |
| 6956977 | Methods for improving contrast based dynamic range management A method for compressing an intensity dynamic range of an input image to a reduced intensity dynamic range of an image display device includes defining a plurality of units of the input image, determining a local mean estimate of an intensity of each of the pluralit... | 10/18/2005 |
| 6956965 | Compressing and decompressing an image Each pixel in an image has its own color value that is defined in a color look-up table. Regions of the image are separated into groups with similar color values. For each group, the color of one of the pixels is selected. The image is compressed by retaining only r... | 10/18/2005 |
| 6952495 | Method for quantization of histogram bin value of image The present invention relates to a method for quantization of a color histogram bin value of an image or video, and more particularly, to a method for non-uniform quantization of a color histogram bin value of an image (or video) according to the frequency of color ... | 10/04/2005 |
| 6952503 | Image processing apparatus and method It is difficult properly to perform correction processing such as white balance adjustment and exposure compensation for all types of images. This invention provides a way in which white balance adjustment and exposure compensation are performed in accordance with i... | 10/04/2005 |
| 6950534 | Gesture-controlled interfaces for self-service machines and other applications A gesture recognition interface for use in controlling self-service machines and other devices is disclosed. A gesture is defined as motions and kinematic poses generated by humans, animals, or machines. Specific body features are tracked, and static and motion gest... | 09/27/2005 |
| 6947597 | Soft picture/graphics classification system and method A method and system for image processing, in conjunction with classification of images between natural pictures and synthetic graphics, using SGLD texture (e.g., variance, bias, skewness, and fitness), color discreteness (e.g., R_L, R_U, and R_V normalized histogram... | 09/20/2005 |
| 6947097 | Process for detecting black bars in a video image A process for detecting black bands in a video image within a luminance range corresponding to low luminance values comprises the steps of: calculating, for each line situated in a location in which a black band can be expected to be found if present in said video i... | 09/20/2005 |
| 6944338 | System for identifying clusters in scatter plots using smoothed polygons with optimal boundaries An apparatus and method for identifying clusters in two-dimensional data by generating a two-dimensional histogram characterized by a grid of bins, determining a density estimate based on the bins, and identifying at least one cluster in the data. A smoothed density... | 09/13/2005 |
| 6944331 | Locating regions in a target image using color matching, luminance pattern matching and hue plane pattern matching A system and method for locating regions in a target image that match a template image with respect to color and pattern information. The template image is characterized with regard to pattern and color. The method comprises performing a first-pass search using colo... | 09/13/2005 |
| 6944353 | Image processing system An image processing system of the present invention comprises an image inputting portion 1 for inputting image data, a ground-level detecting portion 3 for detecting a ground level of the input image data, a pasted-manuscript deciding portion 4 ... | 09/13/2005 |
| 6941013 | Method of image binarization using histogram modeling Method of image binarization using histogram modeling, which combines spatial resolution expansion with binarization in a single integrated process using a combination of spatial expansion, histogram modeling, classification, and quantization. Each pixel of the inpu... | 09/06/2005 |
| 6939301 | Automatic volume measurements: an application for 3D ultrasound A method for determining the volume of an irregularly shaped body part or body such as a fetus using a 3D ultrasonic image composed of light and dark pixels. A caliper is placed on a portion whose volume is to be determined and a computer having the image, automatic... | 09/06/2005 |
| 6940512 | Image processing apparatus and method of same An image processing apparatus able to efficiently utilize a large amount of operation processing elements, having a high degree of freedom of algorithms, and having a high flexibility, provided with a rasterizer for generating pixel data or addresses; a graphics uni... | 09/06/2005 |
| 6941030 | Character-recognition pre-processing apparatus and method, and program recording medium A character-recognition pre-processing apparatus includes extraction means for extracting an image of a character string to be subjected to character recognition; setting means for setting the smallest rectangle that surrounds the character string image extracted; s... | 09/06/2005 |
| 6938060 | Apparatus and method for graphically displaying a vector simultaneously along with the numerical values of its vector components A handheld computing device (40) comprises a software application adapted to provide instructions to graphically display a vector on a display screen (48) simultaneously along with the numerical values for components of the vector. The software applica... | 08/30/2005 |
| 6931513 | Data converter with statistical domain output An integrated circuit having statistical processing capability. The integrated circuit has an input for receiving input data in a first data domain. A data converter is provided for converting received input data from the first domain to a second domain different fr... | 08/16/2005 |
| 6931596 | Automatic positioning of display depending upon the viewer's location A system having a video display screen that provides video to a user. The position of the display screen is adjustable based upon the location of the user with respect to the display screen. The system includes at least one image capturing device trainable on a view... | 08/16/2005 |
| 6930807 | Color image reading apparatus A color image reading apparatus has a 3-line sensor formed by setting a plurality of line sensors on a single substrate, an imaging lens for imaging an object, a diffraction grating which is inserted in the optical path between the imaging lens and 3-line sensor and... | 08/16/2005 |
| 6930710 | Method of and apparatus for processing a video image A color enhancement method for use in a video camera imaging system (10,30) in the context of non-uniform lighting includes an adaptive algorithm (100–110) for developing a shutter speed control signal, analog gain control signal and color balance si... | 08/16/2005 |
| 6928435 | Compressed document matching An apparatus and method for determining if a query document matches one or more of a plurality of documents in a database. In a coarse matching stage, a compressed file or other query document is scanned to produce a bit profile. Global statistics such as line spaci... | 08/09/2005 |
| 6925210 | Method for blurring images in real-time An image processing method takes advantage of the recursive rendering capabilities of graphics hardware devices to blur images in real-time, without a significant amount of computational precision. The image blurring method makes copies of the image to be blurred, t... | 08/02/2005 |
| 6922486 | Process of identification of shadows in an image and image obtained using the process The invention relates to a process of shadow identification in a digital image. The digital image comprises a set of image points that can be located in a plane of the image, with each image point being associated with a color and brightness. The color is defined by... | 07/26/2005 |
| 6922209 | Imaging apparatus and image signal processing method producing wide dynamic range An imaging apparatus and method provides a wide dynamic range and is capable of displaying an improved color in low-luminance regions, and an image signal processing method thereof. In the imaging apparatus, a first process divides the voltage level of an analog ima... | 07/26/2005 |
| 6917692 | Kalman tracking of color objects A semi-automatic method of tracking color objects in a video image sequence starts by separating the objects on the basis of color and identifying an object of interest to track. A Kalman predictive algotithm in used to predict the position of the centroid of the ob... | 07/12/2005 |
| 6917707 | Image processing method and image processing apparatus A mono-color signal converter extracts a mono-color signal in terms of the CMY system from RGB signals. A histogram generator generates a density histogram based on the density of the pixels in the digital image. At the same time, based on the thresholds determined ... | 07/12/2005 |
| 6917651 | Variable length coding method and apparatus A variable length coding method and apparatus is provided. The variable length coding method includes the steps of (a) selecting predetermined macroblocks from among the previous macroblocks of a macroblock to be coded in a current frame, (b) analyzing the occurrenc... | 07/12/2005 |
| 6915004 | Continuous tomography bed motion data processing apparatus and method Apparatus and methods for three dimensional image reconstruction from data acquired in a positron emission tomograph (PET). This invention uses a parallel/pipelined architecture for processing the acquired data as it is acquired from the scanner. The asynchronously ... | 07/05/2005 |
| 6909459 | Method of and apparatus for extending signal ranges of digital images The invention is a method and apparatus to extend the signal range of a digital image beyond the nominal sensor or data format range. The method and apparatus automatically acquires a scaled series of source data, applies noise reduction to the source data, and cons... | 06/21/2005 |
| 6904181 | Image processing apparatus, method and storage medium An image processing apparatus which can always accurately extract, from a photographed image, an optimum feature quantity to be used for image processing is provided. In the apparatus, a limitation unit limits a predetermined area to extract the feature quantity in ... | 06/07/2005 |
| 6904409 | Method for constructing an updateable database of subject behavior patterns A method is provided for maintaining compact descriptions of the behavior of customers in a database of information relating to customer transactions. Of all possible variables that might be used to characterize customer transactions, a limited number are selected o... | 06/07/2005 |
| 6898314 | Grayscale image connected components segmentation A method and system of reading images. The method includes decimating an image and normalizing the decimated image. Then, rebinning grayscale pixel data associated with the decimated image and reassigning a selected range of grayscales representing a region of inter... | 05/24/2005 |
| 6895116 | Automatically extracting graphical bar codes Systems and methods for automatically extracting a graphical bar code (i.e., an image that contains inconspicuous graphical modulations that encode embedded information) are described. In accordance with this automatic extraction scheme, a graphical bar code may be ... | 05/17/2005 |
| 6873441 | Image processing device for correcting gradation of color image This invention provides an image processing device in which a pixel satisfying a certain unwanted gradation condition with respect to all the plurality of color components is judged as a unwanted pixel derived from unnecessary image data, and each of gradation data ... | 03/29/2005 |
| 6873729 | Method, apparatus and computer program product for processing image data An image processing apparatus, method and computer program product, wherein a luminance histogram of input image data is generated by the histogram generating section and a polarization degree of the luminance histogram is evaluated by the polarization degree evalua... | 03/29/2005 |
| 6859192 | Method for evaluating quality of image on display device The method for evaluating a quality of an image on a display device displays a test pattern having different contrast intensities on a display screen of the display, then determines a contrast intensity at which the test pattern is visually discernible and uses the ... | 02/22/2005 |
| 6850629 | Image processing method for preventing lane deviation An image processing method comprises the steps of generating a road image by photographing a road on which a vehicle is traveling; performing a brightness averaging process of the road image; filtering the road image having undergone the brightness averaging process... | 02/01/2005 |
| 6845176 | System and method for on-line computation and storage of scene histograms in an image acquisition appliance A video image processing system includes an image sensor for sensing an image and generating an image signal therefor; and a histogram computation mechanism for generating, on-line, a histogram from said image signal. A method of analyzing a video image inclu... | 01/18/2005 |
| 6826310 | Automatic contrast enhancement A method of automatic contrast correction comprises providing digital image data, representing the data in the form of a brightness histogram, determining a measure of central tendency for said histogram, adding a shift value to the measure of central tendency to pr... | 11/30/2004 |
| 6816604 | Digital film processing feature location method and system One aspect of the invention is a method for locating an unexposed region of film. The method includes the step of illuminating film with a light source while the film has developing chemical applied thereto, the film comprising at least two edges along an x directio... | 11/09/2004 |
