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7617103 |
Incrementally regulated discriminative margins in MCE training for speech recognition
A method and apparatus for training an acoustic model are disclosed. A training corpus is accessed and converted into an initial acoustic model. Scores are calculated for a correct class and...
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7617101 |
Method and system for utterance verification
A method and system for utterance verification is disclosed. It first extracts a sequence of feature vectors from speech signal. At least one candidate string is obtained after speech recognition....
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7603272 |
System and method of word graph matrix decomposition
Disclosed is a system and method of decomposing a lattice transition matrix into a block diagonal matrix. The method is applicable to automatic speech recognition but can be used in other contexts...
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7590536 |
Voice language model adjustment based on user affinity
Methods, systems and computer readable medium for improving the accuracy of voice processing are provided. Embodiments of the present invention generally provide methods, systems and articles of...
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7580837 |
System and method for targeted tuning module of a speech recognition system
A system and method are disclosed for targeted tuning of a speech recognition system. A method incorporating teachings of the present disclosure may include deploying a speech recognition module to...
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7580836 |
Speaker adaptation using weighted feedback
In some embodiments, the invention includes calculating estimated weights for identified errors in recognition of utterances. Sections of the utterances are marked as being misrecognized and the...
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7574359 |
Speaker selection training via a-posteriori Gaussian mixture model analysis, transformation, and combination of hidden Markov models
The present invention is directed to a 3-stage adaptation framework based on speaker selection training. First a subset of cohort speakers is selected for a test speaker. Then cohort models are...
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7562015 |
Distributed pattern recognition training method and system
A distributed pattern recognition training method includes providing data communication between at least one central pattern analysis node and a plurality of peripheral data analysis sites. The...
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7542904 |
System and method for maintaining a speech-recognition grammar
A method for distributing voice-recognition grammars includes receiving match data from a first remote element. The match data includes information associated with an attempt by the remote element...
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7533019 |
System and method for unsupervised and active learning for automatic speech recognition
A system and method is provided for combining active and unsupervised learning for automatic speech recognition. This process enables a reduction in the amount of human supervision required for...
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7533018 |
Tailored speaker-independent voice recognition system
A tailored speaker-independent voice recognition system has a speech recognition dictionary ( 360 ) with at least one word ( 371 ). That word ( 371 ) has at least two transcriptions ( 373 ), each...
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7529668 |
System and method for implementing a refined dictionary for speech recognition
A system and method for implementing a refined dictionary for speech recognition includes a database analyzer that initially identifies first vocabulary words that are present in a training...
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7516071 |
Method of modeling single-enrollment classes in verification and identification tasks
In automatic pattern recognition, in the context of patterns being observed either in the same or a new environment, e.g. a new acoustic channel, as compared to the one seen during the previous...
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7509257 |
Method and apparatus for adapting reference templates
A method and apparatus for adapting reference templates is provided. The method includes adapting one or more reference templates using a stored test utterance by replacing data within at the...
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7505905 |
In-the-field adaptation of a large vocabulary automatic speech recognizer (ASR)
A technique for improving the recognition accuracy of a speech recognizer includes deploying the speech recognizer, wherein live input data is received by the recognizer as an input for a given...
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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...
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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....
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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,...
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7496509 |
Methods and apparatus for statistical biometric model migration
In large-scale deployments of speaker recognition systems the potential for legacy problems increases as the evolving technology may require configuration changes in the system thus invalidating...
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7467086 |
Methodology for generating enhanced demiphone acoustic models for speech recognition
A system and method for effectively performing speech recognition procedures includes enhanced demiphone acoustic models that a speech recognition engine utilizes to perform the speech recognition...
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7457750 |
Systems and methods for dynamic re-configurable speech recognition
Speech recognition models are dynamically re-configurable based on user information, background information such as background noise and transducer information such as transducer response...
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7457745 |
Method and apparatus for fast on-line automatic speaker/environment adaptation for speech/speaker recognition in the presence of changing environments
A fast on-line automatic speaker/environment adaptation suitable for speech/speaker recognition system, method and computer program product are presented. The system comprises a computer system...
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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...
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7451085 |
System and method for providing a compensated speech recognition model for speech recognition
An automatic speech recognition (ASR) system and method is provided for controlling the recognition of speech utterances generated by an end user operating a communications device. The ASR system...
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7451081 |
System and method of performing speech recognition based on a user identifier
Speech recognition models are dynamically re-configurable based on user information, application information, background information such as background noise and transducer information such as...
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7440895 |
System and method for tuning and testing in a speech recognition system
Systems and methods for improving the performance of a speech recognition system. In some embodiments a tuner module and/or a tester module are configured to cooperate with a speech recognition...
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7437289 |
Methods and apparatus for the systematic adaptation of classification systems from sparse adaptation data
Methods and apparatus for the rapid adaptation of classification systems using small amounts of adaptation data. Improvements in classification accuracy are attainable when conditions similar to...
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7428491 |
Method and system for obtaining personal aliases through voice recognition
Methods and systems for recognizing a spoken alias are disclosed. The present invention includes generating a plurality of alias variations based on a discoverable name and creating a phonetic...
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7415409 |
Method to train the language model of a speech recognition system to convert and index voicemails on a search engine
A method and a related system to index voicemail documents by training a language model for a speaker or group of speakers by using existing emails and contact information on available repositories.
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7403896 |
Speech recognition system and program thereof
Speech recognition is performed by matching between a characteristic quantity of an inputted speech and a composite HMM obtained by synthesizing a speech HMM (hidden Markov model) and a noise HMM...
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7359393 |
Method and apparatus for border gateway protocol convergence using update groups
A method and apparatus for establishing update groups of peers having matching outbound policies are disclosed. When a change in the outbound policy of a peer is identified, the update group...
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7353174 |
System and method for effectively implementing a Mandarin Chinese speech recognition dictionary
The present invention comprises a system and method for effectively implementing a Mandarin Chinese speech recognition dictionary, and may include a recognizer configured to compare input speech...
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7353173 |
System and method for Mandarin Chinese speech recognition using an optimized phone set
The present invention comprises a system and method for implementing a Mandarin Chinese speech recognizer with an optimized phone set, and may include a recognizer configured to compare input...
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7353172 |
System and method for cantonese speech recognition using an optimized phone set
The present invention comprises a system and method for implementing a Cantonese speech recognizer with an optimized phone set, and may include a recognizer configured to compare input speech data...
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7346507 |
Method and apparatus for training an automated speech recognition-based system
A method and apparatus for building a training set for an automated speech recognition-based system, which determines the statistically optimal number of frequently requested responses to automate...
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7343553 |
Voice clip identification method
The present invention provides an interactive method for people to assist one another in identifying titles to songs, artists of songs, or both. The method is preferably performed over a...
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7340397 |
Speech recognition optimization tool
A method of optimizing audio input for speech recognition applications can include identifying a source waveform and at least one optimization parameter, wherein the optimization parameter is...
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7337116 |
Speech processing system
A system is provided for allowing a user to add word models to a speech recognition system. In particular, the system allows a user to input a number of renditions of the new word and which...
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7318062 |
Storing method metadata in code
In one embodiment, the present invention includes a method for storing a method bundle in code which may include method metadata and a cookie indicator to indicate the presence of method...
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7295979 |
Language context dependent data labeling
Bootstrapping of a system from one language to another often works well when the two languages share the similar acoustic space. However, when the new language has sounds that do not occur in the...
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7292979 |
Time ordered indexing of audio data
Methods and apparatuses in which attributes including one or more types of accents and one or more types of human languages from an audio information stream are identified. Each identified...
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7292978 |
Shortcut names for use in a speech recognition system
Shortcut names corresponding to flagged locations or frequently stated destinations, phrases, or sentences are registered, maintained, used, and deregistered in a speech recognition system. If a...
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7272560 |
Methodology for performing a refinement procedure to implement a speech recognition dictionary
A system and method for performing a refinement procedure to effectively implement a speech recognition dictionary for spontaneous speech recognition may include a problematic word identifier...
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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...
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7243069 |
Speech recognition by automated context creation
A method for speech recognition can include generating a context-enhanced database from a system input. A voice-generated output can be generated from a speech signal by performing a speech...
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7236922 |
Speech recognition with feedback from natural language processing for adaptation of acoustic model
A speech processing system including a speech recognition unit to receive input speech, and a natural language processing unit. The speech recognition unit performs speech recognition on input...
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7216079 |
Method and apparatus for discriminative training of acoustic models of a speech recognition system
A method and apparatus are provided for automatically training or modifying one or more models of acoustic units in a speech recognition system. Acoustic models are modified based on information...
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7216077 |
Lattice-based unsupervised maximum likelihood linear regression for speaker adaptation
Methods and arrangements using lattice-based information for unsupervised speaker adaptation. By performing adaptation against a word lattice, correct models are more likely to be used in...
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7209883 |
Factorial hidden markov model for audiovisual speech recognition
A speech recognition method includes use of synchronous or asynchronous audio and a video data to enhance speech recognition probabilities. A two stream factorial hidden Markov model is trained and...
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7203644 |
Automating tuning of speech recognition systems
Embodiments of a speech recognition system are disclosed. The system includes at least one recognizer to produce output signals from audio input signals and a feedback module to collect feedback...
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