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7636467 |
Binarization of an image
For binarizing an image, which is composed of pixels, the image is split into two semi-images. Local parameters are initialized based on values of pixels that lie in an area adjacent to a boundary...
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7623727 |
Image binarization apparatus, image binarization method, image pickup apparatus, image pickup method, and a computer product
In a digital camera, a CPU divides a multi-valued image into blocks and selects object blocks, which are to be the object of processing. A CCD outputs luminance values of the multi-valued image. A...
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7616781 |
Driver assistance system for vehicle
A driver assistance system for a vehicle includes an imaging device and an image processor operable to process image data captured by the imaging device. The driver assistance system may display...
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7606393 |
Image selection based on image content
An image capture system comprises an image input and processing unit. The image input obtains image information which is then passed to the processing unit. The processing unit is coupled to the...
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7602972 |
Method and apparatus for identifying white space tables within a document
One embodiment of the present invention provides a system that facilitates detecting white space tables within a document, wherein a white space table is comprised of text arranged in rows and...
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7595920 |
Processing apparatus and processing method of color image information
An image processing apparatus for color image information inputs a combination of component values of reference colors that constitute a processing color, and converts the combination of component...
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7593591 |
Method and apparatus for increasing contrast in a digital image
A method of enhancing contrast in a digital image comprises isolating pixels of the image having intensities falling within a low intensity range, determining at least one feature of the pixel...
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7589728 |
Digital oscilloscope display and method for image quality improvement
A method and apparatus for displaying an acquired signal on an oscilloscope. The method comprises the steps of acquiring an analog signal, digitizing the analog signal and determining a plurality...
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7586653 |
Method and system for enhancing an image using luminance scaling
A method for enhancing an image includes generating a luminance histogram for the image; generating a derivative histogram by taking a first derivative of the luminance histogram; searching for a...
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7557963 |
Label aided copy enhancement
Regions within a scanned document are labeled according to content. These labeled regions allow for particular enhancement and sharpening methods to be applied. The labeled regions may be further...
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7532214 |
Automated medical image visualization using volume rendering with local histograms
Methods and apparatus are configured to provide data to render (medical) images using direct volume rendering by electronically analyzing a medical volume data set associated with a patient that is...
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7522760 |
Method for inspecting document images
A method for processing document image data wherein the quality of the document image is determined by examination of a vital document area includes determining a confidence level for the document...
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7502685 |
Vehicle navigation apparatus and method with traveling direction indication at guidance intersection
A vehicle navigation apparatus is provided which can reliably guide a vehicle along a guidance route when the vehicle approaches an intersection of interest at which it is to make a turn even if...
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7492942 |
Image defect inspection method, image defect inspection apparatus, and appearance inspection apparatus
In an image defect inspection method and apparatus, which detects a gray level difference between the corresponding portions of two images, automatically sets a threshold value based on the...
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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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7466455 |
Image processing method and system for performing monochrome/color judgement of a pixelised image
An image processing system and method are provided for judging whether a pixelised image or a part thereof is a monochrome or a color image. To increase the reliability of the judgement, instead of...
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7463769 |
Radiometric calibration from a single image
Radiometric calibration of an image capture device (e.g., a digital camera) using a single image is described. The single image may be a color image or a grayscale image. The calibration identifies...
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7450757 |
Image processing device and image processing method
Distribution data is generated by a distribution data generation portion, a second range is specified by a specifying portion, the second range is mapped to a first range by a mapping portion, and...
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7450752 |
System and method for automatic detection of the end of a video stream
A method and system for automatic detection of the end of a video stream, wherein the energy level of the audio content is computed, a window at a time. The computed audio energy level is then...
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7436977 |
Embedding variable watermark information in halftone screens
Using correlated stochastic screens, time stamps, text messages, logos and other variable data can be incorporated into printed halftone images in real-time as invisible watermarks. A reference...
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7433495 |
Automatic detection and tracking of multiple individuals using multiple cues
Automatic detection and tracking of multiple individuals includes receiving a frame of video and/or audio content and identifying a candidate area for a new face region in the frame. One or more...
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7425704 |
Inspection method and apparatus using an electron beam
An inspection method and apparatus irradiates a sample on which a pattern is formed with an electron beam, so that an inspection image and a reference image can be generated on the basis of a...
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7418133 |
Image correction systems and methods thereof
Systems and methods thereof for image correction are provided in an exemplary method, an image is received and pixels therein are read. A frequency value is calculated for each of the color scale...
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7415143 |
Methods and systems for the detection of malignant melanoma
The present invention relates to the detection of malignant melanoma. In particular, the present invention relates to systems and methods for the early detection of cancerous lesions.
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7411698 |
Method and device for detecting a color cast in an image
Given an image converted into a chromatic space ( 101 ), a method is used for identifying a color cast (i.e. a dominant color), through statistical analysis ( 105 ) of the distribution on an color...
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7385731 |
Method and system for processing a multi-colour image
A method and system are provided for processing digital multi-colour images for the reproduction thereof on a colour printing and/or copying system. Particularly, the printing and/or copying system...
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7379562 |
Determining connectedness and offset of 3D objects relative to an interactive surface
A position of a three-dimensional (3D) object relative to a display surface of an interactive display system is detected based upon the intensity of infrared (IR) light reflected from the object...
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7359100 |
Image correction method, program, and apparatus
An image correction method of this invention includes a step of identifying a first pixel that satisfies one of predetermined conditions as to a pixel level, which are set for each color component,...
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7349575 |
Pattern inspection method and apparatus, and pattern alignment method
In a pattern inspection method, a master pattern serving as a reference and the continuous tone image of a pattern to be measured that is sensed by a camera are aligned. At least the position of a...
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7343040 |
Method and system for modifying a digital image taking into account it's noise
A system and a method for calculating a transformed image from a digital image and from formatted information related to defects of an appliance chain for image capture and/or restitution. The...
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7340093 |
Luminescent intensity analysis method and apparatus
An image including a signal component and a background component is digitized into a brightness distribution and is divided into the signal component and the background component. An optimized...
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7336825 |
Segmenting a composite image via minimum areas
A method and device are provided for segmenting an image of pixels into a number of fields. First the method finds field separators using the background of the image, in particular white areas...
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7336826 |
Method for finding optimal threshold for image segmentation
A method for finding the optimal threshold for image segmentation in image recognition is disclosed. The method includes the steps of: a) gaining histogram distribution of an image; b) computing...
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7333633 |
Inter-frame video techniques for behavioral analysis of laboratory animals
The present invention provides for making a comparison between a first video frame and a second video frame to determine the extent of a fear reaction in a test animal. Frame comparison logic is...
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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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7298896 |
Image processing device for optically decoding an image recorded on a medium for digital transmission of the image information
An image processing device such as an image scanner, etc., and its objective is to actualize a proper binarizing routine specific to the types of images. A histogram of density values is drawn...
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7298898 |
System and method for image segmentation
An image segmentation apparatus, preferably integrally implemented in a device such as an FPGA, including a buffer memory for storing pixel data, a digital filter in communication with the buffer...
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7248732 |
Pattern inspection method and inspection apparatus
A pattern inspection method and apparatus, wherein the target area is limited to a line part, having a simplified configuration and capable of detecting a killer defect as a defect candidate and...
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7242816 |
Group average filter algorithm for digital image processing
This present invention discloses a system and method for enhancing images of barcodes and other similar objects taken by the digital camera connected to or embedded in a mobile device. This filter...
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7236264 |
System and method for adjusting color reproduction
A system and method for adjusting the color of a scanned image includes obtaining image data for the scanned image, generating an output image from the scanned image, and obtaining image data for...
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7236629 |
Method and apparatus for detecting and/or tracking one or more colour regions in an image or sequence of images
A method of detecting a region having predetermined colour characteristics in an image comprises transforming colour values of pixels in the image from a first colour space to a second colour...
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7184588 |
System and method for minimizing display image size by approximating pixel display attributes
A method and structure for approximating pixel display characteristics for complex displays having overlapping images is provided. Each image in the complex display corresponds to a specification...
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7173663 |
Automatic exposure control system for a digital camera
An Automatic Exposure Control (AEC) regulates the operation of the digital camera sensor array. The acquisition of images and videos is optimized through having the automatic exposure control lock...
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7130465 |
Method for extracting texture features from a multichannel image
In a method for extracting texture features from a multichannel image, which comprises a plurality of pixels, information of at least two channels of the image is combined for each of the plurality...
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7116816 |
Method of inspecting a pattern and an apparatus thereof and a method of processing a specimen
In order to enable the most suitable image processing condition to be set as one in which a dispersion in brightness between comparing images caused by object to be inspected and an image detecting...
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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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7106892 |
Display of image data information
A method and workstation for producing a combined image, including information from first and second diagnostic images, identify areas of increased uptake in the second diagnostic image as a region...
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7103219 |
Population mixture modeling with an indeterminate number of sub-populations
A method and apparatus for determining the best fit of a population mixture model to data. In the digital imaging area, the use of histogram data is employed. A plurality of sub-population...
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7088857 |
Dynamic bilevel thresholding of digital images
In a digital image, for each pixel to be thresholded, a threshold is selected from a set of thresholds. Selection may be based on relative magnitudes of the thresholds. At least one of the...
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7054485 |
Image processing method, apparatus and system
A method for detecting edges in an image is disclosed along with corresponding apparatus and system for accurately extracting edges in the image. The edge detecting apparatus comprises a reading...
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