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7620266 |
Robust and efficient foreground analysis for real-time video surveillance
Systems and methods for foreground analysis in real-time video include background subtraction and foreground detection, shadow removal, quick lighting change adaptation, static foreground region...
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7616813 |
Background area extraction in document layout analysis
An apparatus, method, system, computer program and product, each capable of extracting a background area of a document image. The background area of the document image may be extracted by repeating...
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7609881 |
Device and method for image processing as well as image processing computer program
The image processing device is equipped with an image area extracting part for extracting a plurality of image areas from image data, an image positional information recognizing part for...
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7570394 |
System for determining the size of an original image, such as in a digital copier
An input scanner, such as used in a digital copier, accepts original documents on sheets of any number of possible sizes within a single job. The video output of the scanner is applied to an...
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7551326 |
Image reading apparatus for detecting noise in image data
An image reading apparatus includes, with the purpose of detecting noise in an image due to dust on a platen, three line sensors, a platen between an original and the line sensors, a moving...
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7552381 |
Check boxes for identifying and processing stored documents
A user selects one or more check boxes on a collection coversheet to identify, by location on the coversheet, target documents within a previously stored collection of documents. The check boxes...
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7545992 |
Image processing system and image processing method
This present invention provides an image processing system and image processing method which can reliably transmit image information to a destination without attaching a large file which applies...
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7505171 |
Full user-intent color data stream imaging methods and systems
Methods and systems in a printer output device for improving color-imaging rendering utilizing an imaging data stream are disclosed herein. An imaging order is generally associated with the imaging...
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7463389 |
Image processing method, image processing device and program
A copy-forgery-inhibited pattern image can be enlarged or reduced. More specifically, the shapes of a latent image portion and a background portion are changed according to a certain magnification...
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7460278 |
3-Dimensional dot code for paper storage
A 3-D dot code is embedded in a printed medium using an embedder that embeds data directly into the halftone dots of a selected file that is ready for printing. An extractor extracts the embedded...
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7440583 |
Watermark information detection method
There is provided a watermark information detecting method capable of detecting confidential information accurately from a document including confidential information. In this method, a filtering...
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7408667 |
Systems and methods for pull printing where rendering is initiated at the printer
A method for pull printing a document wherein the rendering is initiated at a printer is disclosed. A document on a computing device is located from a printing device. A message is sent to the...
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7400766 |
Image edge extraction via fuzzy reasoning
A computer-based technique for detecting edges in gray level digital images employs fuzzy reasoning to analyze whether each pixel in an image is likely on an edge. The image is analyzed on a...
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7400763 |
Smart erasure brush
Methods and apparatus, including computer program products, for erasing in a digital image. A method includes identifying a plurality of tip regions on the image, establishing an erasure color, and...
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7391540 |
Sheet-fed scanner capable of switching backgrounds
In a sheet-fed scanner capable of switching backgrounds, a scanning module scans a document, which is transported by a sheet-feeding mechanism across a scan region, and a stationary background...
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7359553 |
Image identification system
Methods and procedures for improving the performance and reliability of image analysis within an image identification system include a series of image qualification functions designed to quickly...
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7336399 |
Document image scanning device that provides image of proper appearance while preserving image density
A device for scanning a document includes a photoelectric conversion unit which scans a document, and supplies image data of the scanned document, a background detecting unit which detects a...
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7312902 |
Background data recording and use with document processing
Systems, methods and program products for recording a document's background data during front-end generation of the document, and inserting a background data identifier on the document. In...
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7292365 |
Methods and systems for determining distribution mean level without histogram measurement
Techniques for estimating an average background value and an average foreground value of an image data formed by a plurality of pixels by selecting a first plurality of pixels forming a first...
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7292375 |
Method and apparatus for color image processing, and a computer product
A show-through is removed as follows. Resolution of the color image is reduced and the color coordinate system is transferred to a one having a high independence. Then, edge intensity is...
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7277596 |
Apparatus configured to eliminate image data show-through
An image input apparatus includes a show-through elimination part performing show-through elimination on image data read from a front face of an original and image data read from a back face of the...
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7262884 |
Image processing apparatus and image processing method
A white background determination section performs a white background determination on the basis of a white threshold calculated by a white threshold calculation section and an area size selected by...
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7263242 |
Method for detecting repetitive surfaces in an optical mouse
A repetitive surface detector includes an image capture device capturing an image. An autocorrelator receives the image and generates a signal indicative of a repetitive background of the image. A...
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7245740 |
Electronic watermark embedding device, electronic watermark detection device, electronic watermark embedding method, and electronic watermark detection method
To provide an electronic watermark embedding device for improving accuracy when classified information is being detected. The watermark image forming section 1006 creates a watermark image based...
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7227988 |
Prioritized PDL segmentation producing two bit selector
A method of generating a binary Sel plane for image compression is disclosed. The method first generates a 2 bit gray selector (GraySel). This 2 bit selector is then processed in a second stage to...
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7215827 |
Object detection method using an image-pickup device with easy detection masking region setting and object detection apparatus using the method
In object detection method and apparatus, a detection image related to a binary image obtained by subtracting a background image from an input image delivered from an image-pickup device is...
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7212320 |
Image reading device
An image reading device of the present invention includes a glass platen mounted on a support member. A rotary cam, a home position sensor and so forth allow the support member to move in...
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7206102 |
Image reading apparatus with partially shielded light-receiving elements
An image reading apparatus includes a plurality of light-receiving elements, a lens array, and a light-shielding member. All of the light-receiving elements are arranged in a single line having an...
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7174049 |
Image upscaling by joint optimization of low and mid-level image variables
An image upscaling algorithm jointly optimizes estimating pixel color, classifying it into one of multiple regions, and estimating region boundaries subject to region continuity and...
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7167281 |
Image processing apparatus and method for binarizing a multilevel image
It is judged for each pixel in an inputted multilevel image whether the pixel is a background pixel, and the pixel is locally binarized if it is judged not to be a background pixel. Then, it is...
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7116800 |
Image segmentation system and method
The present invention relates in general to systems used to process images. In particular, the present invention is an image segmentation system and method used to isolate the segmented image of a...
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7110147 |
Image processing method and apparatus
A decorated character image is formed by arranging at least one decorated character formed by providing a desired character decoration on at least one arbitrary character, on an arbitrary...
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7107450 |
Content-based authentication of graph presented in text documents
A system and method provide for content-based authentication of binary graphs. The method includes the step of receiving an electronic file having a graphical content. An object level...
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6992800 |
Image reading apparatus and method of setting reading position
Disclosed is an image reading apparatus for moving a document reading unit to a point below a document feeder that feeds documents, and emitting light from a light source of the document reading...
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6977759 |
Optical image reader
Optical image reading equipment is disclosed, whereby a background color of a document can be changed depending on a processing of the acquired image. The equipment is provided with an illuminating...
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6952293 |
Document backing surface for show-through and artifact reduction
A document-backing surface for reducing show-through when a duplex-printed document is scanned but without producing undesirable artifacts. The document-backing surface has a plurality of first and...
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6898316 |
Multiple image area detection in a digital image
A method for detecting an image area in a digital image includes identifying in the digital image a first image region indicative of a background area and a second image region indicative of the...
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6882444 |
Image drawing apparatus, image drawing method, and computer-readable recording medium recorded with program for making computer execute image drawing method
In the image drawing apparatus, a drawing position last time is stored in advance in a drawing position memory section, and a linear complementing processing section specifies pixels to be...
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6876763 |
Image resolution improvement using a color mosaic sensor
A method for electronic imaging, consisting of forming an image having a background color and a non-background color on a plurality of pixels in a color mosaic image sensor, and receiving from each...
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6862117 |
Method and apparatus for reducing the effect of bleed-through on captured images
A method and apparatus are disclosed for reducing the effects of bleed-through on captured images. Multiple images of a single physical medium are recorded by illuminating the physical medium with...
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6839155 |
Locating edges of a scanned document
A structure and method for improved detection of the edges of a document in a scanner provides for positioning a width detection backer so that it is simultaneously in the field of view of the...
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6839151 |
System and method for color copy image processing
A system and method of processing an image including black text data and non-black text data are described. The system and method use a parametric analysis for discrimination of halftones, texts,...
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6819796 |
Method of and apparatus for segmenting a pixellated image
This invention relates to a method for segmenting a pixellated image, comprising: (a) selecting at least one first region from a first reference image; (b) deriving from values of pixels of the at...
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6804395 |
Image separating apparatus with black isolation point removal of a character area
A digital image processing apparatus capable of high-quality reproduction in which a black isolation point does not lie scattered even for a manuscript document having a colored background. The...
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6750986 |
Color image processing method with thin-line detection and enhancement
A color image processing provides a thin-line enhancement module for a color image for finding and keeping thin lines in the color image. A boundary enhancement module is provided for finding and...
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6744536 |
Document scanner having replaceable backing and automatic selection of registration parameters
A system and method for determining the registration parameters necessary for registration or edge detection processing to enable the flexibility of changing the color of backing to suit a given...
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6731800 |
Method for compressing scanned, colored and gray-scaled documents
Scanned, colored and gray-scale documents are compressed. The digital image of the scanned document is divided into three image planes. These image planes are a foreground image, a background image...
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6721073 |
Image input device and method
There is disclosed an image input method, comprising the steps of: forming an image of a linear area on an original onto a row of linearly arranged light receiving elements of a linear image sensor...
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6701008 |
Method, computer readable medium and apparatus for extracting characters from color image data
A method, computer program product and apparatus for extracting characters from color image data include inputting color image data, separating the input color image data into a plurality of color...
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6701012 |
Out-of-layer pixel generation for a decomposed-image layer
Images may be decomposed into separate layers each containing a limited number of types of image element (text, line art, or photographic). Each layer can then be compressed separately with a...
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