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7620547 Spoken man-machine interface with speaker identification  
The present invention provides a method for operating and/or for controlling a man-machine interface unit (MMI) for a finite user group environment. Utterances out of a group of user are repeatedly...
7607083 Test summarization using relevance measures and latent semantic analysis  
Text summarizers using relevance measurement technologies and latent semantic analysis techniques provide accurate and useful summarization of the contents of text documents. Generic text summaries...
7603278 Segment set creating method and apparatus  
A segment set before updating is read, and clustering considering a phoneme environment is performed to it. For each cluster obtained by the clustering, a representative segment of a segment set...
7590537 Speaker clustering and adaptation method based on the HMM model variation information and its apparatus for speech recognition  
A speech recognition method and apparatus perform speaker clustering and speaker adaptation using average model variation information over speakers while analyzing the quantity variation amount and...
7584100 Method and system for clustering using generalized sentence patterns  
A method and system for clustering documents based on generalized sentence patterns of the topics of the documents is provided. A generalized sentence patterns (“GSP”) system identifies a...
7571097 Method for training of subspace coded gaussian models  
A method for compressing multiple dimensional gaussian distributions with diagonal covariance matrixes includes clustering a plurality of gaussian distributions in a multiplicity of clusters for...
7552049 Noise adaptation system of speech model, noise adaptation method, and noise adaptation program for speech recognition  
An object of the present invention is to enable optimal clustering for many types of noise data and to improve the accuracy of estimation of a speech model sequence of input speech. Noise is added...
7548856 Systems and methods for discriminative density model selection  
The present invention utilizes a discriminative density model selection method to provide an optimized density model subset employable in constructing a classifier. By allowing multiple alternative...
7546242 Method for reproducing audio documents with the aid of an interface comprising document groups and associated reproducing device  
A method of reproduction by a reproduction apparatus for reproducing audio documents forming part of a set of documents. The method includes a prior step of partitioning of the documents of the set...
7542901 Methods and apparatus for generating dialog state conditioned language models  
Techniques are provided for generating improved language modeling. Such improved modeling is achieved by conditioning a language model on a state of a dialog for which the language model is...
7529666 Minimum bayes error feature selection in speech recognition  
In connection with speech recognition, the design of a linear transformation θε p×n , of rank p×n, which projects the features of a classifier xε n onto y=θxε p such as to achieve minimum...
7529659 Method and apparatus for identifying an unknown work  
A system for determining an identity of a received work. The system receives audio data for an unknown work. The audio data is divided into segments. The system generates a signature of the unknown...
7509256 Feature extraction apparatus and method and pattern recognition apparatus and method  
It is intended to increase the recognition rate in speech recognition and image recognition. An observation vector as input data, which represents a certain point in the observation vector space,...
7499857 Adaptation of compressed acoustic models  
The present invention is used to adapt acoustic models, quantized in subspaces, using adaptation training data (such as speaker-dependent training data). The acoustic model is compressed into...
7496693 Wireless enabled speech recognition (SR) portable device including a programmable user trained SR profile for transmission to external SR enabled PC  
A method of interacting with a speech recognition (SR)-enabled personal computer (PC) is provided in which a user SR profile is transferred from a wireless-enabled device to the SR-enabled PC....
7496512 Refining of segmental boundaries in speech waveforms using contextual-dependent models  
A method and apparatus are provided for refining segmental boundaries in speech waveforms. Contextual acoustic feature similarities are used as a basis for clustering adjacent phoneme speech units,...
7496503 Timing of speech recognition over lossy transmission systems  
Recognizing a stream of speech received as speech vectors over a lossy communications link includes constructing for a speech recognizer a series of speech vectors from packets received over a...
7475013 Speaker recognition using local models  
A system and method for voice recognition is disclosed. The system enrolls speakers using an enrollment voice samples and identification information. An extraction module characterizes enrollment...
7474790 Multiscale detection of local image structures  
A method and apparatus for the detection of local image structures represented as clusters in a joint-spatial range domain where the method comprises receiving an input image made having one or...
7472062 Efficient recursive clustering based on a splitting function derived from successive eigen-decompositions  
Methods and arrangements for facilitating data clustering. From a set of input data, a predetermined number of non-overlapping subsets are created. The input data is split recursively to create the...
7454341 Method, apparatus, and system for building a compact model for large vocabulary continuous speech recognition (LVCSR) system  
According to one aspect of the invention, a method is provided in which a mean vector set and a variance vector set of a set of N Gaussians are divided into multiple mean sub-vector sets and...
7454337 Method of modeling single data class from multi-class data  
The present invention is a method of modeling a single class of data from data containing multiple classes of data of the same type of data by first receiving a collection of data that includes...
7428541 Computer system, method, and program product for generating a data structure for information retrieval, and an associated graphical user interface  
A computer system for generating data structures for information retrieval of documents stored in a database. The computer system includes: a neighborhood patch generation system for defining patch...
7412385 System for identifying paraphrases using machine translation  
The present invention obtains a set of text segments from a cluster of different articles written about a common event. The set of text segments is then subjected to textual alignment techniques to...
7379868 Method and apparatus for differential compression of speaker models  
A differential compression technique is disclosed for compression individual speaker models, such as Gaussian mixture models, by computing a delta model from the difference between an individual...
7359857 Method and system of correcting spectral deformations in the voice, introduced by a communication network  
A technique for correcting the voice spectral deformations introduced by a communication network. Prior to the operation of equalization of the voice signal of a speaker, the constitution of...
7328154 Bubble splitting for compact acoustic modeling  
An improved method is provided for constructing compact acoustic models for use in a speech recognizer. The method includes: partitioning speech data from a plurality of training speakers according...
7292977 Systems and methods for providing online fast speaker adaptation in speech recognition  
A system ( 230 ) performs speaker adaptation when performing speech recognition. The system ( 230 ) receives an audio segment and identifies the audio segment as a first audio segment or a...
7284012 Multiple attribute object comparison based on quantitative distance measurement  
A system selects a plurality of attributes common to objects being compared and defines at least one value space for each selected attribute. Each selected attribute can have a value space that is...
7269556 Pattern recognition  
Pattern recognition, wherein a sequence of feature vectors is formed from a digitized incoming signal, the feature vectors comprising feature vector components, and at least one feature vector is...
7263486 Active learning for spoken language understanding  
Disclosed is a system and method of training a spoken language understanding module. Such a module may be utilized in a spoken dialog system. The method of training a spoken language understanding...
7231349 Method and apparatus for compressing asymmetric clustering language models  
A method and data structure are provided for efficiently storing asymmetric clustering models. The models are stored by storing a first level record for a word identifier and two second level...
7187787 Method and apparatus for facial identification enhancement  
A method and implementation of enhancing a facial recognition process to increase the judgment confidence on identifying a person from a large image database of multiple persons. The method may...
7171360 Background learning of speaker voices  
A speaker identification system includes a speaker model generator 110 for generating a plurality of speaker models. To this end, the generator records training utterances from a plurality of...
7143036 Ranking parser for a natural language processing system  
A natural language parse ranker of a natural language processing (NLP) system employs a goodness function to rank the possible grammatically valid parses of an utterance. The goodness function...
7139698 System and method for generating morphemes  
The invention concerns a method of generating morphemes for speech recognition and understanding. The method may include receiving training speech, selecting candidate sub-morphemes from the...
7139695 Method for categorizing documents by multilevel feature selection and hierarchical clustering based on parts of speech tagging  
A method for categorizing documents is disclosed. The words composing the documents are tagged according to their parts of speech. A first group of features is selected corresponding to one of the...
7117151 Feature extraction apparatus and method and pattern recognition apparatus and method  
It is intended to increase the recognition rate in speech recognition and image recognition. An observation vector as input data, which represents a certain point in the observation vector space,...
7031528 Interactive system for analyzing scatter plots  
A scanner system analyses data plotted in a scatter plot in accordance with user-specified criteria or statistical measures from the data population, to produce a scatter plot that displays in the...
7016839 MVDR based feature extraction for speech recognition  
There is provided a method for extracting feature vectors from a digitized utterance. Spectral envelope estimates are computed from overlapping frames in the digitized utterance based on a Minimum...
6996527 Linear discriminant based sound class similarities with unit value normalization  
A common requirement in automatic speech recognition is to recognize a set of words for any speaker without training the system for each new speaker. A speech recognition system is provided...
6990447 Method and apparatus for denoising and deverberation using variational inference and strong speech models  
A probability distribution for speech model parameters, such as auto-regression parameters, is used to identify a distribution of denoised values from a noisy signal. Under one embodiment, the...
6973429 Grammar generation for voice-based searches  
A grammar generation process generates a speech recognition grammar for interpreting search queries or a domain of items. The grammar comprises both single-term and multi-term utterances derived...
6961702 Method and device for generating an adapted reference for automatic speech recognition  
The invention relates to a method for generating an adapted reference for automatic speech recognition. In a first step, recognition is performed based on a spoken utterance and a recognition...
6934680 Method for generating a statistic for phone lengths and method for determining the length of individual phones for speech synthesis  
A statistic for phone lengths is generated by determining the length of individual phones for speech synthesis. A primary statistic is based on primary clusters (for example triphones), and a...
6842734 Method and apparatus for producing acoustic model  
In an acoustic model producing apparatus, a plurality of noise samples are categorized into clusters so that a number of the clusters is smaller than that of noise samples. A noise sample is...
6839671 Learning of dialogue states and language model of spoken information system  
In this invention dialogue states for a dialogue model are created using a training corpus of example human—human dialogues. Dialogue states are modelled at the turn level rather than at the move...
6836760 Use of semantic inference and context-free grammar with speech recognition system  
A method and apparatus to use semantic inference with speech recognition systems includes recognizing at least one spoken word, processing the spoken word using a context-free grammar, deriving an...
6799158 Method and system for generating a characteristic identifier for digital data and for detecting identical digital data  
A characteristic identifier for digital data is generated. Thereby, the information contained in a digital data set is reduced such that the resulting identifier is made comparable to another...
6751614 System and method for topic-based document analysis for information filtering  
An information filtering process designed to sort through large volumes of dynamically generated textual information, incrementally learning process that learns as new text documents arrive and the...
Matches 1 - 50 out of 147 1 2 3 >