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Class 382/249 - Fractal


Subclass of Class 382 - Image analysis
Definition: Subject matter in which the transform coding of an image
No. of patents: 119
Last issue date: 11/15/2011


1      
NumberTitleIssue Date
8059903Data compression-decompression method, program, and electronic device
An electronic device includes: a PHLCT circuit (15), which includes an input signal DCT coefficient computation module configured to compute DCT coefficients of an input signal of a subject block region in a plurality of block regions and block regions adjace...
11/15/2011
8041136System and method for signal processing using fractal dimension analysis
A system and method of signal processing using linear or non-linear signal transformation and fractal dimension based analysis. Using a transform process (i.e. wavelet transform, Fourier transform, ICA transform, etc.), a signal is decomposed into a series of coeffi...
10/18/2011
7945105Automated target shape detection for vehicle muon tomography
Techniques, apparatus and systems for muon tomography vehicle imaging use autonomous processing of 3-dimensional muon tomography vehicle images based on Data Modeling techniques and various applications including analyzing vehicle voxel data such as muon vehicle ima...
05/17/2011
7817870Method and apparatus for image processing with color constancy
Fractal decompression and the Retinex algorithm are combined to produce a color constancy method. By using this approach, color constancy and image compression can be achieved simultaneously. ...
10/19/2010
7809206Image processing apparatus for generating sub-self-similar sets
An image processing apparatus generates a sub-self-similar set F, which is a subset of a self-similar set A with respect to contraction maps f1, . . . , fn and forms an image expressing the sub-self-similar set F. The apparatus includes a base-address-set des...
10/05/2010
7689053Image processing method
An image processing method is described which makes it possible to obtain an image which has a high quality and resolution without leaving boundaries of adjacent blocks detectable even in the case where the image has already been subjected to a processing of resolut...
03/30/2010
7650040Method, apparatus and system for data block rearrangement for LZ data compression
A technique for rearranging an input data stream for LZ data compression system to achieve a higher data compression. In one example embodiment, this is achieved by receiving an input data stream of a sequence of data blocks. Each of the received data blocks is then...
01/19/2010
7433527Time series data dimensional compression apparatus
A time series data dimensional compression apparatus performing dimensional compression for improving the efficiency of searching for time series data without losing the features of data. The compression is made to a determined dimension so that a larger volume of i...
10/07/2008
7365658Method and apparatus for lossless run-length data encoding
An apparatus and method for lossless run-length data encoding is disclosed. In the first stage of the method, an input data sequence is transformed without increasing its volume in order to obtain long sequences of identical digits. In the second stage, every such s...
04/29/2008
7352811Data encoding apparatus and method
A data encoding apparatus operable to encode a plurality of data blocks produces encoded data in accordance with at least one of a selectable target data quantity or a selectable target data quality. The apparatus comprises a plurality of encoding processors at leas...
04/01/2008
7349542Systems, methods and computer program products for encryption and decryption using wavelet transforms
Systems and methods provide encryption and decryption using wavelet transforms over finite fields. The wavelet encryption system and wavelet decryption system include one or more filters that receive a set of wavelet coefficients as input. The wavelet coefficients a...
03/25/2008
7340418Visual database for linking geography to seismic data
A medium having a plurality of computer readable files relating to geophysical seismic data recorded thereon. The files include a map display having multiple levels of geographic detail and including a plurality of surface seismic data lines. A plurality of compress...
03/04/2008
7317840Methods for real-time software video/audio compression, transmission, decompression and display
The invention presents new methods of compression, transmission, and decompression of video signals providing increased speed and image quality. Methods based on wavelet transformation with decimation and time stamping can provide one-pass encoding of signals in whi...
01/08/2008
7315262Coding and decoding method for a sequence of elements, signal, coder, decoder, corresponding computer programs and storage means
A coding method for a sequence of elements that can be equal to at least two distinct values, the elements forming at least one input symbol. The coding method comprises a stretching step of stretching at least one of the input symbols, to form a stretched symbol, s...
01/01/2008
7292635Interframe wavelet video coding method
An interframe wavelet video coding (IWVC) method by which an average temporal distance (ATD) is minimized is provided. The IWVC method comprises receiving a group-of-frames and decomposing the group-of-frames into difference frames and first average frames between t...
11/06/2007
7286670Method and apparatus for chaotic opportunistic lossless compression of data
The present invention is a compression method for compressing digital data. The data is strings of digital values, which can be broken down to a series of 1's and 0's. The present inventive method uses a chaotic system to compress the data. The first step in the inv...
10/23/2007
7266693Validated mutual authentication
A method of authenticating a user through a validated mutual authentication system is provided. In an exemplary embodiment, the method includes establishing a validating fractal image during an enrollment or other process. A plurality of fractal images are provided ...
09/04/2007
7257267Method and system for image segmentation
A method for segmenting an image is disclosed wherein a fractal map of the image is generated by estimating the fractal dimension of each pixel in the image. The image is segmented by thresholding the fractal map of the image. ...
08/14/2007
7245776Image processing apparatus and its method, program and storage medium
An object of this invention is to efficiently attain noise removal. In order to achieve the object, the discrete wavelet transforms of an input image are computed to output wavelet coefficients of respective subbands (S301). Appropriate threshold values are r...
07/17/2007
7242988Adaptive pattern recognition based controller apparatus and method and human-factored interface therefore
The need for a more-readily usable interface for programmable devices is widely recognized. The present invention relates to programmable sequencing devices, or, more particularly, the remote controls for consumer electronic devices. The present invention provides a...
07/10/2007
7233623Method and scalable architecture for parallel calculation of the DCT of blocks of pixels of different sizes and compression through fractal coding
A method of calculating the discrete cosine transform (DCT) of blocks of pixels of a picture includes the steps of defining first subdivision blocks called range blocks, having a fractional and scaleable size N/2i*N/2i, where i is an integer nu...
06/19/2007
7218772Method for non-referential defect characterization using fractal encoding and active contours
A method for identification of anomalous structures, such as defects, includes the steps of providing a digital image and applying fractal encoding to identify a location of at least one anomalous portion of the image. The method does not require a reference image t...
05/15/2007
7215776Method and apparatus for the compression and decompression of audio files using a chaotic system
A system for the compression and decompression of sections of audio files is provided. A library of basic waveforms is produced by applying selected digital initialization codes to a chaotic system. Each basic waveform is in one-to-one correspondence with an initial...
05/08/2007
7209885Compressed code generating method and compressed code decompressing method
A compressed-code generating method that is used for compressing information on characters including numerical data, sound and images, and a compressed-code expanding method that is used for restoring and expanding the compressed code generated by using the compress...
04/24/2007
7197721Weight compression/decompression system
According to some embodiments, provided are a pseudo-random sequence generator to generate a pseudo-random sequence of data values, a decoder to receive compressed weight values and to generate decompressed weight values, and a weighting unit to receive the pseudo-r...
03/27/2007
7164489Rectangular partitioning in printing rotated images
A rotated representation of an image is printed by using a coordinate system to assign tile divisions to the image. The size of the tile divisions are selected to maintain their area equal to, or less, than a predetermined maximum. Each segment of the image, as defi...
01/16/2007
7146058Compression of images using object maps
Various systems, methods, and programs embodied in computer readable mediums are provided for compression of a page frame that includes a number of pixels. In one embodiment, an object map is generated that includes a number of values, each of the values being assoc...
12/05/2006
7126968Data compression system, data decompression system, supervisory control system and computer-readable storage medium
In a data compression system for compressing an original time series data with a various waveform, a compression unit compresses the original time series data without damaging characteristics of waveform information in the various waveform. The waveform information ...
10/24/2006
7116999Mobile communications receiving apparatus and method
In a mobile communication receiving apparatus in which signals received on a plurality of receiving paths (branches) are combined by a combiner, correlation between noise signals contained in the signals received on respective ones of the branches is detected by a n...
10/03/2006
7113654Computationally efficient modeling of imagery using scaled, extracted principal components
A computationally efficient modeling system for imagery scales both the original image and corresponding principal component tiles in the same proportion to be able to extract scaled principal components. The system includes recovery of feature weights for the image...
09/26/2006
7110547Method and apparatus for the compression and decompression of image files using a chaotic system
A system for the compression and decompression of image files is provided. A library of basic waveforms is produced by applying selected digital initialization codes to a chaotic system. Each basic waveform is in one-to-one correspondence with an initialization code...
09/19/2006
7079681Image quality analysis method and system for a display device using fractal dimension
An image quality analysis method and an image quality analysis system for a display device are provided. The image quality analysis method for a display device includes the steps of outputting an image pattern for analysis of an image quality of the display device, ...
07/18/2006
7076109System and method of automatically determining the dominant periodicity in sequential binary data
A system and associated method automatically and very rapidly determine the dominant periodicity in sequential binary data. The method incorporates a fast binary autocorrelation function used to discover the dominant periodicity in a sequential binary signal, and ex...
07/11/2006
7065739Pattern correction method of semiconductor device
A pattern correction method executed by a computer includes a first correction and a second correction. The first correction is executed by calculating a correction value, in consideration for an optical proximity effect, for edges (first edges) meeting a condition ...
06/20/2006
7064793Method and apparatus for measuring the noise contained in a picture
To determine the noise contained in a picture, it is proposed first to determine homogeneous picture regions of the picture (100-102) and then to measure the high-frequency signal component in these homogeneous picture regions (BR). The measurement of the hig...
06/20/2006
7061491Method for solving frequency, frequency distribution and sequence-matching problems using multidimensional attractor tokens
An improved method is provided for solving sequence matching and comparison problems using attractor-based processes to extract identity tokens that indicate sequence and subsequence symbol content and order. These attractor processes map the sequence from its origi...
06/13/2006
7054498Method and apparatus for encoding and decoding subband decompositions of signals
An aspect of the present invention includes a method of encoding coefficients of a subband decomposition, to prepare the coefficients for compression. Another aspect of the present invention includes an inverse method of decoding coefficients of a subband decomposit...
05/30/2006
7046862Image processing apparatus and program
A domain block extracting unit extracts a domain block image from an original image. A range block extracting unit extracts a range block image from an area in the vicinity of the domain block image. The range block image has size being larger than a domain size and...
05/16/2006
7027534Extracting fine-tuned estimates from correlation functions evaluated at a limited number of values
Techniques are provided for fine-tuning estimates of a delay value for a sampled signal. One aspect of the invention is to perform, for the sampled signal, coarse-grained calculations of the In Phase and Quadrature (I and Q) correlation integrals at a limited number...
04/11/2006
7027656Compression of digital data and coding of the compressed data in order to protect them against transmission errors
The invention concerns a method of adjusting at least one parameter for the compression of data representing physical quantities, the compressed data then being coded according to a coding mode in order to protect it from transmission errors. The methods includes, a...
04/11/2006
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