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Class 382/191 - Multispectral features (e.g., frequency, phase)


Subclass of Class 382 - Image analysis
Definition: Subject matter wherein the frequency or phase of an electromagnetic
No. of patents: 245
Last issue date: 05/01/2012


1              
NumberTitleIssue Date
8170342Image recognition of content
Techniques are described to employ image recognition techniques to content. In an implementation, one or more images are identified in content using a signature derived from the one or more images. Metadata associated with the content is then supplemented based on t...
05/01/2012
8081825Method for realtime target detection based on reduced complexity hyperspectral processing
There is provided a method for real-time target detection comprising detecting a preprocessed pixel as a target and/or a background, based on a library, and refining the library by extracting a sample from the target or the background. ...
12/20/2011
8073260Image processing apparatus and method, and program
An image processing apparatus includes a pattern generating unit that generates a plurality of two-dimensional array patterns, a radiating unit that emits light in each of the two-dimensional array patterns generated by the pattern generating unit to irradiate an ob...
12/06/2011
8041121Algorithm for rapid endmembers determination (ALRED) in hyperspectral data
A method for rapid processing of large sets of hyperspectral data. A hyperspectral image, with hundreds of thousands to millions of pixels measured at hundreds of wavelengths, can contain over a gigabyte of data. Even modern computers can be quite slow when performi...
10/18/2011
7899254Method and device for restoring degraded information
The present invention provides a technology which precisely restores a distribution of original information by carrying out an iterative calculation based on a distribution of degraded information and a transfer function including a phase characteristic of a transfe...
03/01/2011
7805005Efficient imagery exploitation employing wavelet-based feature indices
A wavelet-based band difference-sum ratio method reduces the computation cost of classification and feature extraction (identification) tasks. A Generalized Difference Feature Index (GDFI), computed using wavelets such as Daubechies wavelets, is employed in a method...
09/28/2010
7720288Detecting compositing in a previously compressed image
In a method and system for detecting digital image compositing, a first artifact is detected in an uncompressed digital image. The first artifact is characteristic of an earlier compression of the digital image with a predetermined compression algorithm. An interpol...
05/18/2010
7693335Deterministic wavelet thresholding for general-error metrics
Novel, computationally efficient schemes for deterministic wavelet thresholding with the objective of optimizing maximum-error metrics are provided. An optimal low polynomial-time algorithm for one-dimensional wavelet thresholding based on a new dynamic-programming ...
04/06/2010
7680337Process for finding endmembers in a data set
The invention provides a method for identifying one or more materials in a scene by determining a set of spectral vectors, called endmembers, from a data set comprised of spectra from the image data, and matching the set of endmembers to predefined library materials...
03/16/2010
7567712Method of identifying endmember spectral values from hyperspectral image data
A method of identifying endmember spectral values from multispectral image data, where each multispectral data value is equal to a sum of mixing proportions of each endmember spectrum. The method comprises the steps of processing the data to obtain a multidimensiona...
07/28/2009
7519222Print defect detection
Systems, methods, and software to automatically detect print defects in printed matter. Some embodiments include receiving a reference image and a scanned image, wherein the reference image and the scanned image are of the same subject matter and generating a plural...
04/14/2009
7515753Phase extraction in optical processing
A method of optical data processing, comprising: providing a first data set to be optically transformed using a transform; combining a reference data set with said first data set to generate coherent light, encodin...
04/07/2009
7486826Human detection method and apparatus
A human detection method and apparatus are provided. In the method, a person is detected from an image provided by a digital video camera. The method includes (a) initializing parameters used for a user detection; (b) determining a current mode; (c) when it is deter...
02/03/2009
7471831High 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 of a plurality of pixels, where each of the plurality of pixels can ...
12/30/2008
7450761Spectral geographic information system
A system for the conversion, analysis and display of geographic imaging data is provided which allows for the efficient location of various targets based on user selectable search criteria. The system provides a means to convert large image database information to a...
11/11/2008
7430314Face detection
Face detection apparatus generating an output indicative of the likelihood of test regions of a test image containing a face comprises: means for deriving a plurality of sets of image attribute data from the test region, each set relating to the test region scaled b...
09/30/2008
7426640Digital watermark detection method and apparatus
A specific frequency component extraction unit extracts a specific frequency component signal from an input image signal. A phase controller controls the phase of the specific frequency component signal. A correlator computes the cross-correlation value of the phase...
09/16/2008
7426641Digital watermark detection method and apparatus
A specific frequency component extraction unit extracts a specific frequency component signal from an input image signal. A phase controller controls the phase of the specific frequency component signal. A correlator computes the cross-correlation value of the phase...
09/16/2008
7409091Human detection method and apparatus
A human detection method and apparatus are provided. In the method, a person is detected from an image provided by a digital video camera. The method includes (a) initializing parameters used for a user detection; (b) determining a current mode; (c) when it is deter...
08/05/2008
7400770Method and apparatus for automatically extracting geospatial features from multispectral imagery suitable for fast and robust extraction of landmarks
A system for automatically extracting geospatial features from multi-spectral imagery, suitable for fast and robust extraction of landmarks, is presented. The system comprises a computer system including a processor, a memory coupled with the processor, an input cou...
07/15/2008
7397473Geometry based search method for 3D CAx/PDM repositories
Traditional techniques of 3D data retrieval using names and subjective attributes are not robust and are difficult to automate over large 3D repositories. Certain techniques developed for search and classification of 2D engineering designs, are in general, difficult...
07/08/2008
7398192Variable structure in physical modeling
A method and apparatus programmatically define structure within a physical modeling environment. The system and corresponding method of modeling, provides a computationally based modeling environment in which a physical entity can be modeled parametrically and hiera...
07/08/2008
7385627Picture feature extraction system and picture quality evaluation system
This invention is intended to reduce a line rate of a monitoring line necessary for transmission of a picture feature without complicating a system. A video signal xi (n0, n1) of each block is subjected to spread spectrum by multiply...
06/10/2008
7370207Digital watermark detection method and apparatus
A specific frequency component extraction unit extracts a specific frequency component signal from an input image signal. A phase controller controls the phase of the specific frequency component signal. A correlator computes the cross-correlation value of the phase...
05/06/2008
7366719Method for the manipulation, storage, modeling, visualization and quantification of datasets
There is described a method for manipulation, storage, modeling, visualization, and quantification of datasets, which correspond to target strings. An iterative algorithm is used to generate comparison strings corresponding to some set of points that can serve as th...
04/29/2008
7362880Unresolved target detection improvement by use of multiple matched filters approach at different spatial phases
A method and system for detecting a point source target using multiple matched filters are disclosed. A sensor, which is preferably an infrared focal plane array, includes a plurality of pixels for providing image data. A processor processes the image data from a se...
04/22/2008
7347365Combined total-internal-reflectance and tissue imaging systems and methods
Methods and systems are provided for combining total-internal-reflectance and tissue imaging to perform biometric functions. The system may include an illumination source, a platen, a light detector, an optical train, and a computational unit. The platen is disposed...
03/25/2008
7343024Embedding data in material
The present invention relates to embedding data in material. Material means one or more of video material, audio material and data material. Video material in this context may be still images or moving images. There is provided an apparatus comprising a transformer ...
03/11/2008
7337577Attachable fishing pole strike indicator
A fishing pole strike indicator comprising a housing for a power source, illuminable member and exterior switch for engaging and disengaging illumination along with a pair of clamps each with a stationary and articulated jaw member so that the strike indicator can b...
03/04/2008
7340099System and method for image fusion
A method of fusing a low resolution multispectral image with a high resolution panchromatic image comprising the step of generating a new synthetic pan image using multispectral bands from the multispectral image. ...
03/04/2008
7336812System 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 expression of biological markers in biological fluids. The system includes...
02/26/2008
7336842Method and apparatus for generating data representative of features of an image
Image data representative of features of a respective plurality images are transformed using a two dimension discrete cosine transform (DCT), and the DCT sign coefficients of the respective DCT transforms for the images are selectively used to generate a highly comp...
02/26/2008
7336823Method and apparatus for providing an infrared image
A method and a device to provide a full representation of an object having a wide dynamic intensive range and maintain a good sensitivity for signal levels throughout the whole intensive range is disclosed. The wide intensive range is divided into a predetermined nu...
02/26/2008
7334729Apparatus, system, and method for optical verification of product information
An apparatus, system, and method are disclosed for verifying product information. The apparatus includes an identification module configured to obtain a first set of data associated with a product. A database, in communication with the identification module, is conf...
02/26/2008
7337065Methods for atmospheric correction of solar-wavelength hyperspectral imagery over land
This invention discloses several improved methods of correcting for atmospheric effects on a remote image of the Earth's surface taken from above, wherein the image comprises a number of simultaneously acquired images of the same scene, each including a large number...
02/26/2008
7327896Testing apparatus and method for a spectral imaging system
A hyperspectral imaging system is tested in the lab to allow a determination of its response to the emission from a simulated target, of certain wavelengths of radiation which the imaging system will be using during target determination. A broadband IR wavelength ge...
02/05/2008
7328059Imaging of light scattering tissues with fluorescent contrast agents
A system and method for non-invasive biomedical optical imaging and spectroscopy with low-level light is described. The technique includes a modulated light source coupled to tissue to introduce excitation light. Fluorescent light emitted in response to the excitati...
02/05/2008
7327889Image recognition apparatus
An image processing portion (1) performs binarization, segmentation, and feature extraction of a received image using a RAM (2), compares the extracted feature with specific pattern data stored in a dictionary data memory (3), performs recogniti...
02/05/2008
7324118Super imposed image display color selection system and method
An optimal pen color is automatically selected for a given background color based upon a predetermined relative distance in the Munsell color-order system. The predetermined distance is defined in terms of saturation, hue and or lightness. In general, sufficient vis...
01/29/2008
7325131Robust watermark for DSD signals
A robust watermark embedded into a Direct Stream Digital (DSD) audio signal including a flat frequency response in a specific frequency range which does not extend below 20 kHz or above 100 kHz. The watermark is therefore hidden in the noise spectrum of the DSD sign...
01/29/2008
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