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7623728 |
Method and product for processing digital images
A method and computer program product for processing a digital image is disclosed. A foreground region relating to an imaged object is estimated, a background region relating to other than the...
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7620260 |
Line thinning method and system for grayscale image
A line thinning algorithm (LTA) for a grayscale input image, wherein the LTA is a separable algorithm that performs on each row of input grayscale image sequentially from top to bottom and...
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7616829 |
Reducing undesirable block based image processing artifacts by DC image filtering
A post-processing manager provides reconstructed block based picture post-processing that is uncoupled from picture decoding by dividing a reconstructed image that was encoded using block based...
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7598480 |
Apparatus and method of image processing to avoid image saturation
An imaging device includes a plurality of photo-diodes that operate as optical pixels arranged in a plurality of columns on a single CMOS substrate. The outputs of the multiple pixel sensors, or...
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7593590 |
Image status estimating method, image correcting method, image correction apparatus, and storage medium
An apparatus divides an original image into a plurality of areas, computes a characteristic amount for the plurality of areas, and computes a statistic amount for estimation of the status of an...
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7593585 |
Image processing apparatus and method therefor
An image processing method includes the steps of inputting image data representing an input image, acquiring an image size of a face image which has the maximum image-face size contained in the...
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7577311 |
Color fringe desaturation for electronic imagers
A method for correcting colored fringe artifacts in a region of an image around saturated pixels captured by an electronic imager associated with a color filter array, includes providing a...
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7570287 |
Image pickup system for noise estimating and noise reduction
In the image pickup system of the present invention, factors that have an effect on noise such as the signal level, temperature of the CCD during shooting, exposure time, gain and the like are...
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7565027 |
Countdown stamp error diffusion
Methods and systems for performing threshold stamping are disclosed. A pixel intensity value for a first pixel may be determined. A pixel value for the first pixel may be retrieved from a memory...
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7561171 |
Control apparatus and method for image display
A detection unit which includes an image display panel, brightness averaging unit, scene changeover detection unit, and brightness suppression unit in order to provide an image display apparatus...
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7532767 |
Removing ringing and blocking artifacts from JPEG compressed document images
A method of removing ringing and blocking artifacts from a decompressed digital image. In one method, a background value of the digital image a background region and foreground regions is...
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7532365 |
Threshold matrix generation method, threshold matrix generation apparatus, and recording medium
In a threshold matrix generation part 3 implemented by a computer, a tint image in a specified gray level is generated from temporary lighting order set in a matrix area, and a smoothing...
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7525703 |
Method, apparatus and computer product program for performing shading correction of image processing apparatus
An image reading apparatus includes an abnormal pixel detection device configured to examine a value of standard white image data, which is acquired by reading a white image to be a standard for a...
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7492482 |
Image processing apparatus, image processing method and image processing program
An image processing apparatus having an arithmetic processing section for quantizing multi-density level image data and converting the image data into digital halftone image data for outputting....
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7483587 |
Iterative filtering for dithered imaging
Filtering image information to generate a dithered image includes receiving input image information corresponding to an image generated using a first array comprising a first number of smaller...
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7483083 |
Movie enhancement
A method for enhancing video or other multimedia in order to achieve a closer-to-movie theater viewing experience. The enhancement method can be applied to YUV or other video formats which are used...
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7480078 |
Method and system for performing multi-pixel parallel error diffusion enabling high-speed diffusion processing without increasing the system clock rate
A method and system for performing error diffusion are disclosed. An ordered set of pixels, including a pixel intensity value for each pixel, is received. Each pixel intensity value includes a...
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7474846 |
Method and apparatus of determining the best focus position of a lens
A method and apparatus for accurately auto focusing a lens of an imaging device. An imaged scene is split into an array of zones. The minimum and maximum sharpness score for each zone is determined...
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7471831 |
High throughput reconfigurable data analysis system
The present invention relates to a system and method for performing rapid and programmable analysis of data. The present invention relates to a reconfigurable detector comprising at least one array...
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7469061 |
Method of photo/text separation in an image
A method of photo/text separation, which includes converting a document image into a plurality of source color planes, setting a source color consecutive point threshold (Tc), performing an...
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7446903 |
Image processing device
An error utilization factor line, indicative of a relationship between the amount of the error utilization factor K and input data for a present pixel, is determined dependently on characteristics...
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7432965 |
Black level correcting device and electronic camera
A black level correcting device includes: an A/D converting section converting a result of subtracting a feedback signal from an input pixel signal into a pixel value to be output; and a feedback...
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7426291 |
Apparatus and method for binarizing images of negotiable instruments using a binarization method chosen based on an image of a partial area
An image processing apparatus, method and computer-readable data storage medium to identify and process a negotiable instrument comprising a pre-processing unit 20 to select a binarization method...
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7423789 |
Contaminant particle identification and compensation with multichannel information during scanner calibration
Methods of identifying the location and dimensions of a contaminant particle on a calibration strip comprise imaging a calibration strip comprising a plurality of channels and a plurality of pixel...
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7391920 |
Image processing method, apparatus, and program
If an edge is detected between each pair of two mutually adjacent pixels among three serially adjacent pixels in a digital image, a candidate pixel selection unit in an intermediate value pixel...
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7385730 |
Image processing apparatus, image processing method, and printing apparatus and printing system using the image processing apparatus
In an apparatus for performing printing using a color ink-jet head having a plurality of ink-discharge-port strings corresponding to ink materials having different color tones, a high-quality image...
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7370204 |
Watermark data embedding apparatus and extracting apparatus
By a program process, CPU 31 embeds a watermark data into a waveform data stored in wave memory 41 a . The program includes a step for detecting a characterizing part (attack part and loop part)...
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7369710 |
Image processing device, image processing method and image processing program
An image processing device performs an error diffusion on multilevel input image data to generate multilevel output image data that has fewer levels than the multilevel input image data. The image...
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7369276 |
Multi-level halftoning providing improved texture uniformity
A method for multi-level halftoning an input digital image to form an output digital image which includes a multi-level error diffusion halftoning process incorporating periodic dither signals...
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7359547 |
Pseudo three dimensional image generating apparatus
The pseudo depth information of a subject is generated from multiple images of the subject captured with and without illumination or under various illumination intensities. A pseudo 3D image...
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7349571 |
Image processing apparatus and pattern extraction apparatus
A control unit selects a first labeling for a color image in a small number of colors so that the labeling is performed by clustering a color palette, and selects a second labeling for a color...
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7346231 |
Image processing device including pixel interpolation
The present invention relates to an image processing device including pixel interpolation, such as a pixel interpolation device, a line interpolation device, an image size conversion device and an...
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7342696 |
Computational moiré compensation
The amount of moiré in halftone printed images is reduced using unique moiré intensity functions and moiré vectors in a halftoner. In various embodiments, moiré phase angle zones are determined...
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7342684 |
Image processing method and apparatus
It is an object of this invention to prevent a false edge phenomenon in quantization processing for a multilevel image. In order to achieve this object, according to the invention, (1) a reference...
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7339627 |
Method and system for automatic detection and display of aspect ratio
Certain embodiments of the invention may be found in a method and system for automatic aspect ratio detection and may comprise scanning lines in at least a selected portion of an image and locating...
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7339619 |
Image pickup system and image processing program for performing correction on chroma signal
A color signal of a primary color or a color signal of a complementary color is converted from a CCD to signals in a color space having an intensity, a hue and a chroma. Tone conversion is...
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7336812 |
System for microvolume laser scanning cytometry
The present invention provides an improved integrated system for biological marker identification. The system uses Microvolume Laser Scanning Microscopy (MLSC) in order to measure patterns of...
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7321684 |
Method for setting dominant color using spatial coherency
A method is provided for setting a dominant color using a spatial coherency in order to improve performance of an image search function. The method includes describing an image region based on...
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7317559 |
Imaging device and imaging method for use in such device
An imaging device which assures high-quality image information free from a line noise by extracting line noise information from a taken image, detecting an existence of an extrinsic line noise in...
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RE39985 |
Information reproducing system, information recording medium, and information recording apparatus
A binarizing section generates binarized data from an image signal of a dot code on an information recording medium read by a code reading section. The binarizing section has a reference dot...
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7304648 |
Generating one or more linear blends
A method ( 1005 ) generates one or more linear blends. Initially, the method has a list of already received one or more fill-paths defining a current linear blend, and a newly received fill-path,...
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7298897 |
Optimal binarization of gray-scaled digital images via fuzzy reasoning
A technique for finding an optimal threshold for binarization of a gray scale image employs fuzzy reasoning. A triangular membership function is employed which is dependent on the degree to which...
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7298525 |
Image processing device and image processing program for processing a plurality of color signals formed of a plurality of color components
In a halftone module, it is judged whether or not the value “rate” for each pixel is greater than zero (0). In other words, it is judged whether or not the eight-bit input data Iin of each...
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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...
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7283676 |
Method and device for identifying objects in digital images
In a method for identifying objects in a digital image which is included in a sequence of images, luminance values of a current digital image are compared with at least one threshold value in order...
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7239342 |
Image processing apparatus and method
An object of the present invention is to generate an image which is prevented from being influenced by a movement while suppressing increase in noise components. When a movement is detected during...
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7236643 |
System and method for filtering and binarization of images in the presence of specular noise
In order to render information contained in images more detectable in the presence of noise, the present invention discloses a system and method to binarize the images in the presence of noise. The...
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7190821 |
Negotiable instrument processing apparatus
An apparatus and a method for processing checks and other negotiable instruments efficiently captures MICR data required for electronic payment and an image of the check or negotiable instrument...
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7181087 |
Method and apparatus for converting brightness level of image
An image brightness level conversion method and apparatus which converts a multi-valued brightness level of an input pixel to a bi-valued brightness level using a threshold value. If the input...
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7158686 |
Enhancing the tonal characteristics of digital images using inflection points in a tone scale function
A method of producing a tone scale function which operates on a source digital image to improve tonal characteristics, includes receiving a source digital image including a plurality of pixels; and...
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