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| Number | Title | Issue Date |
| 7814036 | Processing well logging data with neural network An artificial neural network, ANN, and method of training the ANN for inversion of logging tool signals into well logs of formation parameters is disclosed. Properly selected synthetic models of earth formations are used to train the ANN. The models include Oklahoma... | 10/12/2010 |
| 7730004 | Method and device to determine a descriptor for a signal representing a multimedia item, device for retrieving items in a database, device for classification of multimedia items in a database The invention concerns a method and a device to determine a descriptor for a signal representing a multimedia item. The method comprises the step of applying to said signal a first bank of directional filters in order to obtain a first set of coefficients. According... | 06/01/2010 |
| 7617166 | Neural network for aeroelastic analysis A system and method of performing aeroelastic analysis using a neural network. Input parameters, such as mass and location, contributing to aeroelastic characterization are determined and constrained. A model of a structure to be analyzed can be constructed. The mod... | 11/10/2009 |
| 7408508 | Signal separation based on linear independent signal summation sets and an antenna array A method for operating a communications device for separating an independent source signal from a mixture of source signals provided by M signal sources includes receiving at an antenna array at least M different summations of the M source signals. The at least M di... | 08/05/2008 |
| 7405741 | Fuzzy logic based LCD overdrive control method A boost table stores adjusted target levels for pairs of original and target pixel levels. The adjusted target levels can be used to as a substitute for the target pixel level to improve pixel response in reaching the desired target pixel level. A reduced boost tabl... | 07/29/2008 |
| 7398255 | Neural prosthesis with fuzzy logic control system A neural prosthesis for providing a signal indicative of a predicted event from a cycle of events includes a signal-acquisition system for receiving a neural signal, and a fuzzy-logic inference system for receiving, from the signal acquisition system, a signal indic... | 07/08/2008 |
| 7389208 | System and method for dynamic knowledge construction A system and method responsive to input stimuli is provided by incorporating a computer software program, hardware processing engine, or a specialized ASIC chip processor apparatus to capture concurrent inputs that are responsive to training stimulation, store a mod... | 06/17/2008 |
| 7373333 | Information processing apparatus and method, program storage medium and program An information processing method and an information processing apparatus in which the learning efficiency may be improved and the scale may be extended readily. An integrated module 42 is formed by a movement pattern learning module by a local expression sche... | 05/13/2008 |
| 7366564 | Nonlinear blind demixing of single pixel underlying radiation sources and digital spectrum local thermometer Changes, increase or decrease, in the body fluid flow are passively detected by using a single pixel, non-linear blind de-mixing procedure, which can be extended to general biomedical measurement and diagnoses instruments. More specifically the single pixel, non-lin... | 04/29/2008 |
| 7366662 | Separation of target acoustic signals in a multi-transducer arrangement The present invention provides a process for separating a good quality information signal from a noisy acoustic environment. The separation process uses a set of at least two spaced-apart transducers to capture noise and information components. The transducer signal... | 04/29/2008 |
| 7363200 | Apparatus and method for isolating noise effects in a signal A matrix includes samples associated with a first signal and samples associated with a second signal. The second signal includes a first portion associated with the first signal and a second portion associated with at least one disturbance, such as white noise or co... | 04/22/2008 |
| 7346592 | Method and an apparatus for predicting intake manifold pressure of an internal-combustion engine A method and an apparatus for predicting intake manifold pressure are presented, to compensate for a large lag or a large time delay without producing an overshot or discontinuous behaviors of a predicted value. The method comprises the step of obtaining a differenc... | 03/18/2008 |
| 7338011 | Method making it possible to prevent vibration of a rudder of an aircraft and aircraft using this method A method for preventing vibration of a rudder of an aircraft may have, on a lateral aerodynamic surface of the aircraft's rudder, a protruding aerodynamic element capable of generating an aerodynamic effect tending to rotate the rudder about its articulation axis. A... | 03/04/2008 |
| 7337025 | Neural network based method for exponent coding in a transform coder for high quality audio A method and apparatus for assigning an exponent coding strategy in a digital audio transform coder. Different coding strategies having different differential coding limits may be assigned to different set of transform exponents according to the frequency domain cha... | 02/26/2008 |
| 7330801 | Signal separation using rank deficient matrices A communications device includes an antenna array for receiving different summations of source signals from a plurality of signal sources, a receiver coupled to the antenna array for receiving the different summations of source signals, and a signal separation proce... | 02/12/2008 |
| 7324980 | Information processing apparatus and method This invention relates to an information processing device and method that enable generation of an unlearned new pattern. Data xt corresponding to a predetermined time series pattern is inputted to an input layer (11) of a recurrent neural network ... | 01/29/2008 |
| 7321882 | Method for supervised teaching of a recurrent artificial neural network A method for the supervised teaching of a recurrent neutral network (RNN) is disclosed. A typical embodiment of the method utilizes a large (50 units or more), randomly initialized RNN with a globally stable dynamics. During the training period, the output units of ... | 01/22/2008 |
| 7319959 | Multi-source phoneme classification for noise-robust automatic speech recognition A system and method are disclosed for processing an audio signal including separating the audio signal into a plurality of streams which group sounds from a same source prior to classification and analyzing each separate stream to determine phoneme-level classificat... | 01/15/2008 |
| 7310599 | Removing noise from feature vectors A method and computer-readable medium are provided for identifying clean signal feature vectors from noisy signal feature vectors. Aspects of the invention use mixtures of distributions of noise feature vectors and/or channel distortion feature vectors when identify... | 12/18/2007 |
| 7287015 | Methods and apparatus for transmitting signals through network elements for classification The present invention provides techniques for transmitting at least one signal through an element of a classification system. One or more input signals are received at the element. One or more functional components are extracted from the one or more input signals, a... | 10/23/2007 |
| 7280988 | Method and system for analyzing and predicting the performance of computer network using time series measurements A monitoring system including a baseline model that automatically captures and models normal system behavior, a correlation model that employs multivariate autoregression analysis to detect abnormal system behavior, and an alarm service that weights and scores a var... | 10/09/2007 |
| 7277831 | Method for detecting time dependent modes of dynamic systems In a method for detecting the modes of a dynamic system with a large number of modes that each have a set α (t) of characteristic system parameters, a time series of at least one system variable x(t) is subjected to modeling, for example switch segmentation, so tha... | 10/02/2007 |
| 7269555 | Unsupervised incremental adaptation using maximum likelihood spectral transformation In a speech recognition system, a method of transforming speech feature vectors associated with speech data provided to the speech recognition system includes the steps of receiving likelihood of utterance information corresponding to a previous feature vector trans... | 09/11/2007 |
| 7260516 | Optimization of a design An apparatus, system, and method for optimization. The apparatus, system, and method include a mechanism for ending an optimization when all models within one design tolerance of an optimum model have been simulated. ... | 08/21/2007 |
| 7249057 | Product information supplying method, product information acquiring method, product information registering method and recording medium There is provided a product information supply method for supplying a user who desires to purchase a product with proper information about a related product that could be bought in combination with the product, so that the user is assisted in purchasing products. Re... | 07/24/2007 |
| 7213008 | Method and apparatus of creating application-specific, non-uniform wavelet transforms A method and an apparatus of designing a set of wavelet basis trained to fit a particular problem. The method and apparatus include constructing a neural network of arbitrary complexity using a discrete and finite Radon transform, feeding an input wavelet prototype ... | 05/01/2007 |
| 7203635 | Layered models for context awareness The present invention relates to a system and methodology providing layered probabilistic representations for sensing, learning, and inference from multiple sensory streams at multiple levels of temporal granularity and abstraction. The methods facilitate robustness... | 04/10/2007 |
| 7203132 | Real time acoustic event location and classification system with camera display An acoustic event location and classification system comprising an array of at least two acoustic transducers arranged spaced from one another; a central data processing unit for receiving signals from the acoustic transducers and processing the signals to determine... | 04/10/2007 |
| 7197146 | Microphone array signal enhancement A system and method facilitating signal enhancement utilizing an adaptive filter is provided. The invention includes an adaptive filter that filters an input based upon a plurality of adaptive coefficients and modifies the adaptive coefficients based on a feedback o... | 03/27/2007 |
| 7194434 | Method for predictive determination of financial investment performance A method of predicting the performance of a financial variable having corresponding financial parameters represented by time series of adjacent-in-time series terms. Differential series are calculated from adjacent series terms in the financial parameter series and ... | 03/20/2007 |
| 7181296 | Method of adaptive interactive learning control and a lithographic manufacturing process and apparatus employing such a method By applying time-frequency analysis to a given standard iterative learning control or ILC an adaptive filter for the learned feed-forward loop is designed. This time varying filter varies according to the momentary frequency content of the error signal and allows to... | 02/20/2007 |
| 7171340 | Computer-implemented regression systems and methods for time series data analysis Computer-implemented systems and methods for analyzing time series data. Statistical techniques are performed upon candidate autoregressive components and regressor components using the time series data. Autoregressive and regressor components are included in a pred... | 01/30/2007 |
| 7167568 | Microphone array signal enhancement A system and method facilitating signal enhancement utilizing an adaptive filter is provided. The invention includes an adaptive filter that filters an input based upon a plurality of adaptive coefficients and modifies the adaptive coefficients based on a feedback o... | 01/23/2007 |
| 7162522 | User profile classification by web usage analysis Demographic information of an Internet user is predicted based on an analysis of accessed web pages. Web pages accessed by the Internet user are detected and mapped to a user path vector which is converted to a normalized weighted user path vector. A centroid vector... | 01/09/2007 |
| 7161972 | Method and apparatus for downlink joint detection in a communication system A ZF joint detection apparatus for a downlink receiver, the apparatus comprising: a channel estimator for estimating a channel impulse response of a multipath fading channel of a received signal; a channel equalizer for estimating a transmission signal by performing... | 01/09/2007 |
| 7130761 | Uncertainty propagation system and method The invention provides a method of calculating uncertainty in the system represented as two or more modules comprising the steps of passing uncertainty information from each module to at least one further module; and calculating uncertainty in the measurement result... | 10/31/2006 |
| 7123548 | System for detecting, tracking, and reconstructing signals in spectrally competitive environments A system applicable to acoustic, seismic, electromagnetic, hydrodynamic, and shock waves utilizing a map between signal time series and signal vectors defining the mathematical wave field model characterizing the signal's wave field. This map is developed from wave ... | 10/17/2006 |
| 7117128 | Method and apparatus for digital signal filtering A Q-Filter is a reconfigurable technique that performs a continuum of linear and nonlinear filtering operations. It is modeled by unique mathematical structure, utilizing a function called the Q-Measure, defined using a set of adjustable kernel parameters to enable ... | 10/03/2006 |
| 7107108 | Controller and method of controlling an apparatus using predictive filters In the field of electronic or computerised control apparatuses, known methods of compensating for disturbance signals rely on less than ideal analytical or empirical models. There is provided a controller (200) or method of controlling which observes and lear... | 09/12/2006 |
| 7103584 | Adaptive mixture learning in a dynamic system An online Gaussian mixture learning model for dynamic data utilizes an adaptive learning rate schedule to achieve fast convergence while maintaining adaptability of the model after convergence. Experimental results show an unexpectedly dramatic improvement in modeli... | 09/05/2006 |
