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Document Title |
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7620240 |
Method of encoding and decoding image data by applying image capturing device
A method of encoding and decoding image data by applying an image capturing device includes generating a difference coding group, applying an modified Hadamard transform (MHT) on the difference...
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7539355 |
Data transform method and apparatus
A data transform method comprises a linear transform step of acquiring 16 linear Hadamard transform coefficients by multiplying the 16 pieces of data by an Hadamard transform matrix, an offset step...
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7489826 |
Compensating for errors in performance sensitive transformations
The invention provides a method, a data analyzing system, an apparatus, and article of manufacture which reduce the error in transform equations in which constants are replaced by approximations....
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7483573 |
Method for evaluating the signals of an electronic image sensor during pattern recognition of image contents in a test piece
Signals generated by an electronic image sensor, during pattern recognition of image contents in a test piece, are evaluated. The image sensor receives an input light signal and emits an electrical...
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7474767 |
Motion detection using multi-resolution image processing
Motion detection using sub-band image processing. A device has decompose logic that decomposes an input image into composite images that comprise different frequency bands of the input image. The...
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7440636 |
Method and apparatus for image processing
A method of analysing an image comprises performing a Hough transform on points in an image space to an n-dimensional Hough space, selecting points in the Hough space representing features in the...
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7421139 |
Reducing errors in performance sensitive transformations
The invention provides a method, data compression system, apparatus, and article of manufacture which reduce the error in transform equations in which constants are replaced by approximations....
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7417757 |
Image forming apparatus
An image forming apparatus, which includes a plurality of image forming portions transferring a yellow image, a magenta image, a cyan image, and a black image formed on a plurality of...
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7406212 |
Method and system for parallel processing of Hough transform computations
In a parallel computation of a Hough transform of an array of input data values, the transform space of the Hough transform is partitioned dynamically or statically into a number of sub-spaces....
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7403669 |
Land mark, land mark detecting apparatus, land mark detection method and computer program of the same
The present invention provides a land mark detecting apparatus simultaneously used with a land mark comprising plural mark primitives. The land mark detecting apparatus comprises a set of cameras...
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7397970 |
Automatic scene correlation and identification
Computer software for and a method of determining location of a target image within a two-dimensional input image by employing a three-dimensional reference image comprising determining object edge...
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7379610 |
Methods of, and apparatus for, producing code words
Datawords encoded using a first-order Reed-Muller code are decoded using a Fast Hadamard Transform (FHT). Where the dataword is known to comprise a number of unused bits at one end, the soft...
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7305089 |
Picture taking apparatus and method of controlling same
The camera includes a sensor for sensing the photographer's iris image and registering the image in advance. The iris image is recorded in the image of a subject by a digital MCU at a timing...
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7292330 |
Wafer inspection with a customized reflective optical channel component
A method is described that adjusts the position of a item and sets a tilt angle for each of a plurality of micro-mirrors of a digital micro-mirror device. The setting of the tilt angles is to...
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7200282 |
Implementation of Hough transform and its application in line detection and video motion analysis
An implementation of Hough transform is described. According to one aspect, the Hough transform is used for line detection in an image based on a one-dimensional voting array.
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7136509 |
Implementation of Hough transform and its application in video motion analysis
An implementation of Hough transform is described. According to one aspect, the Hough transform is used to perform motion analysis of patterns in a video using one-dimensional detectors and a...
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7119924 |
Detection and segmentation of sweeps in color graphics images
A process for color graphics image processing, related to detection and segmentation of sweeps, is provided. An input graphics image is transformed into a three-dimensional histogram in an...
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7110568 |
Segmentation of a postal object digital image by Hough transform
In order to segment a digital image of a postal packet in order to read a postal address (AP) automatically on said packet, the method consists: in subdividing ( 20 ) the image into image blocks of...
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7092550 |
Implementation of hough transform and its application in video motion analysis
An implementation of Hough transform is described. According to one aspect, the Hough transform is used to perform motion analysis of patterns in a video using two-dimensional primary data items...
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7085432 |
Edge detection using Hough transformation
A method identifies edges of an object in an image by analyzing an accumulator array produced via a Hough transformation of the image. The method includes the step of identifying a first cell in a...
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7065259 |
Image processor, image processing method and storage medium
The present invention provides an image processor and an image processing method wherein a specific image such as an image of which the printing is prohibited can be recognized at high speed and in...
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7054505 |
Composite Hough transform for multitarget multisensor tracking
A system and method for tracking multiple targets using distributed linear sensor arrays. The system includes a plurality of arrays of sensors for receiving signals from a target; a receiver for...
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7024052 |
Motion image decoding apparatus and method reducing error accumulation and hence image degradation
An Hadamard transform coding circuit changes a rounding method for each Hadamard transform block to prevent a rounding operation from providing an error biased in one direction, as seen in a...
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7016552 |
Image processing device, image processing method, and recording medium storing image processing program
A Hough transform unit executes Hough transform to HIGH pixels of outline binary image data inputted thereto, and stores the calculation result in a Hough space data storage. A Hough space data...
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6996292 |
Staring 2-D hadamard transform spectral imager
A staring imaging system inputs a 2D spatial image containing multi-frequency spectral information. This image is encoded in one dimension of the image with a cyclic Hadamarid S-matrix. The...
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6980597 |
Fine granularity scalability using bit plane coding of transform coefficients
A system for efficient bit plane coding of transform coefficient data, such as DCT data used in a video coding system. Decimal values for the transform coefficients are converted to binary values,...
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6950495 |
Backscatter imaging using Hadamard transform masking
Backscatter imaging using Hadamard transform masking includes an area x-ray source with alternating, masked, Hadamard transform patterns. The total backscatter signal from a target for each pair of...
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6934413 |
Segmentation of text lines in digitized images
A method for locating symbols arranged in one or more rows in an image includes smearing the image, and fitting line segments through edge points of features in the smeared image. A group is found...
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6928189 |
Automatic extraction of linear features from digital imagery
A method and system for the extraction of linear features from digital imagery is described herein. The proposed methodology is based on the tridimensional Radon transformation and on the...
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6904170 |
Method and system for document segmentation
A method of document segmentation. Specifically, one embodiment of the present invention discloses a method of document segmentation that performs a plurality of projection profiles of pixel...
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6888891 |
Wavelet domain half-pixel motion compensation
A wavelet domain half-pixel motion compensation process that reduces aliasing effects that down sampling causes in the wavelet transform uses an H-transform and provides motion estimation and...
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6850238 |
Display of code power levels and relationships of multiple spreading factor orthogonal codes in a CDMA signal
A display of code power levels and relationships of multiple spreading factor orthogonal codes in a code division multiple access (CDMA) signal has a first code graph of code domain power (CDP) for...
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6826311 |
Hough transform supporting methods and arrangements
The Hough Transform is a computer vision algorithm that can robustly detect a wide variety of features such as lines, circles, and anything else that can be readily parameterized or otherwise cast...
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6816109 |
Method for automatic association of moving target indications from entities traveling along known route
A method for automatic association of moving target indications from at least one entity traveling along a route. A moving target indicator radar is used to detect a plurality of moving target...
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6788811 |
Coding apparatus, decoding apparatus, coding method, decoding method, amd computer-readable recording medium for executing the methods
A coding apparatus which can simplify a coding circuit and also simplify the processing of quantization. Image data that consists of R-, G-, and B-color components read from a scanner into buffers...
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6775396 |
Image processing device, plane detection method, and recording medium upon which plane detection program is recorded
The image processing device includes: a distance image capture device which captures a distance image based upon three dimensional coordinate values obtained, by measuring the distances to various...
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6701029 |
Ring-wedge data analysis of digital images
Computer software for and a method of calculating ring-wedge data from a digital image by performing a discrete Fourier transform of the digital image. A discrete autocorrelation, discrete cosine...
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6661842 |
Methods and apparatus for error-resilient video coding
Apparatus and methods are provided for encoding an input frame of a video sequence for transmission over a channel. The method and apparatus decompose the input frame into multiple subbands and...
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6628844 |
High definition imaging apparatus and method
A high definition radar imaging system receives SAR image data and adaptively processes the image the data to provide a high resolution SAR image. The imaging technique employs an adaptive filter...
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6553071 |
Motion compensation coding apparatus using wavelet transformation and method thereof
A motion compensation coding apparatus using a wavelet transformation and a method thereof are capable of detecting a motion vector with respect to a block having a certain change or a motion in an...
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6490376 |
Skew processing of raster scan images
Run length encoded data derived from a raster scanner at an arbitrary angle to the horizontal direction of a rectilinear symbol such as a two-dimensional PDF code is examined to detect the skew...
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6480631 |
Geometrical image processing apparatus and method of transforming parts of a divided image
The present invention presents an image processing apparatus that performs rotation, enlargement, reduction, clipping or overlapping processing of images at high speed using low capacity memories...
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6430319 |
Data conversion processing circuit
A data conversion processing circuit which effects processing for data conversion which projects two-dimensional data on a plurality of straight lines with different inclinations. The data...
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6424737 |
Method and apparatus of compressing images using localized radon transforms
A method and an apparatus of compressing data. The method and apparatus include constructing a neural network having a specific geometry using a finite and discrete Radon transform. The data is...
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6408105 |
Method for detecting slope of image data utilizing hough-transform
Image data is edge-processed and then digitized. This image data is Hough-transformed to generate a parameter plane in which multiple Hough-curves are plotted in a parameter space, from which...
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6356647 |
Hough transform based method of estimating parameters
A Hough transform based method of estimating N parameters a=(a 1 , . . . , a N ) of motion of a region Y in a first image to a following image, the first and following images represented, in a...
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6292586 |
Arithmetic unit, correlation arithmetic unit and dynamic image compression apparatus
In a correlation arithmetic system adapted to detect a relative difference between two functions, an operation is simplified. This makes it possible to perform the operation with a small scale of...
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6292583 |
Image information processing apparatus
There is provided an image information processing apparatus capable of detecting a defect on a device even from an unclear SEM image thereof, and without using a golden device or a CAD data, at...
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6259809 |
System and method for recognition of image information
An image information recognition system is provided which quantifies an angle of rotation and/or magnification of a wiring pattern in an image to facilitate a subsequent image retrieval. The system...
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6236761 |
Method and apparatus for high speed Haar transforms
This invention provides a method and apparatus for performing Haar transforms that process one image pixel for each clock cycle. The Haar transform is performed by cascading successive Haar...
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