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US20120053945 |
BELIEF TRACKING AND ACTION SELECTION IN SPOKEN DIALOG SYSTEMS
An action is performed in a spoken dialog system in response to a user's spoken utterance. A policy which maps belief states of user intent to actions is retrieved or created. A belief state is... |
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US20100169094 |
SPEAKER ADAPTATION APPARATUS AND PROGRAM THEREOF
A speaker adaptation apparatus includes an acquiring unit configured to acquire an acoustic model including HMMs and decision trees for estimating what type of the phoneme or the word is included... |
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US20060074665 |
Method of speaker adaptation for a hidden markov model based voice recognition system
Commercially available voice recognition systems are generally speaker-dependent, with the voice recognition system first being trained to the voice of the speaker before it can be used. A... |
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US20110071835 |
SMALL FOOTPRINT TEXT-TO-SPEECH ENGINE
Embodiments of small footprint text-to-speech engine are disclosed. In operation, the small footprint text-to-speech engine generates a set of feature parameters for an input text. The set of... |
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US20120130716 |
SPEECH RECOGNITION METHOD FOR ROBOT
A speech recognition method for a robot. The speech recognition method for the robot includes one fundamental acoustic model. Whenever the noisy environment and the speaker are changed, the speech... |
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US20140180693 |
Histogram Based Pre-Pruning Scheme for Active HMMS
Embodiments of the present invention include an acoustic processing device, a method for acoustic signal processing, and a speech recognition system. The speech processing device can include a... |
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US20130151254 |
SPEECH RECOGNITION USING SPEECH CHARACTERISTIC PROBABILITIES
A speech recognition module includes an acoustic front-end module, a sound detection module, and a word detection module. The acoustic front-end module generates a plurality of representations of... |
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US20080294436 |
SPEECH RECOGNITION FOR IDENTIFYING ADVERTISEMENTS AND/OR WEB PAGES
A device may identify terms in a speech signal using speech recognition. The device may further retain one or more of the identified terms by comparing them to a set of words and send the retained... |
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US20110257976 |
Robust Speech Recognition
Speech recognition includes structured modeling, irrelevant variability normalization and unsupervised online adaptation of speech recognition parameters. |
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US20100318354 |
NOISE ADAPTIVE TRAINING FOR SPEECH RECOGNITION
Technologies are described herein for noise adaptive training to achieve robust automatic speech recognition. Through the use of these technologies, a noise adaptive training (NAT) approach may... |
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US20050021338 |
Recognition device and system
A recognition system that operates in an iterative process on detected features progressively setting a detection window for enhancing the recognition process. The process allows integration over... |
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US20060058999 |
Voice model adaptation
Voice recognition tutoring software to assist in reading development includes method and system for generating a custom voice model. |
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US20150100312 |
SYSTEM AND METHOD OF USING NEURAL TRANSFORMS OF ROBUST AUDIO FEATURES FOR SPEECH PROCESSING
A system and method for processing speech includes receiving a first information stream associated with speech, the first information stream comprising micro-modulation features and receiving a... |
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US20130006631 |
Turbo Processing of Speech Recognition
Environmental recognition systems may improve recognition accuracy by leveraging local and nonlocal features in a recognition target. A local decoder may be used to analyze local features, and a... |
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US20110010176 |
HMM LEARNING DEVICE AND METHOD, PROGRAM, AND RECORDING MEDIUM
An HMM (Hidden Markov Model) learning device includes: a learning unit for learning a state transition probability as the function of actions that an agent can execute, with learning with HMM... |
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US20060100872 |
PATTERN RECOGNITION APPARATUS AND PATTERN RECOGNITION METHOD
A feature amount extracting unit extracts feature amount vectors of an inputted image. A probability distribution calculator calculates a probability distribution of feature amount vectors in a... |
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US20070038451 |
Voice recognition for large dynamic vocabularies
A voice recognition method includes: representing a vocabulary translated into a Markov network; decoding by means of a Viterbi algorithm; and pruning explored solutions. The vocabulary is... |
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US20140324426 |
REMINDER SETTING METHOD AND APPARATUS
The present invention, pertaining to the field of speech recognition, discloses a reminder setting method and apparatus. The method includes: acquiring speech signals; acquiring time information... |
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US20110288869 |
ROBUSTNESS TO ENVIRONMENTAL CHANGES OF A CONTEXT DEPENDENT SPEECH RECOGNIZER
An apparatus to improve robustness to environmental changes of a context dependent speech recognizer for an application, that includes a training database to store sounds for speech recognition... |
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US20050027530 |
Audio-visual speaker identification using coupled hidden markov models
A phoneme and a viseme of a person may be modeled using a coupled hidden Markov model. The coupled hidden Markov model and a second model may be compared to identify the person. |
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US20060129399 |
Speech conversion system and method
The conversion of speech can be used to transform an utterance by a source speaker to match the speech characteristic of a target speaker. During a training phase, utterances corresponding to the... |
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US20080300880 |
MULTI-LINGUAL OUTPUT DEVICE
This application discloses A multi-lingual output device for output of transactional information for a given customer, the device that includes a data base for determining what transaction... |
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US20070129946 |
High quality speech reconstruction for a dialog method and system
An electronic device (400) for speech dialog includes functions that receive (405, 205) a speech phrase that includes an instantiated variable (315), generate pitch and voicing characteristics... |
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US20090076794 |
ADDING PROTOTYPE INFORMATION INTO PROBABILISTIC MODELS
Mechanisms are disclosed for incorporating prototype information into probabilistic models for automated information processing, mining, and knowledge discovery. Examples of these models include... |
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US20080059184 |
Calculating cost measures between HMM acoustic models
Measurement of Kullback-Leibler Divergence (KLD) between hidden Markov models (HMM) of acoustic units utilizes an unscented transform to approximate KLD between Gaussian mixtures. Dynamic... |
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US20100312562 |
HIDDEN MARKOV MODEL BASED TEXT TO SPEECH SYSTEMS EMPLOYING ROPE-JUMPING ALGORITHM
A rope-jumping algorithm is employed in a Hidden Markov Model based text to speech system to determine start and end models and to modify the start and end models by setting small co-variances.... |
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US20080300879 |
FACTORIAL HIDDEN MARKOV MODEL WITH DISCRETE OBSERVATIONS
A method for analyzing hidden dynamics, includes acquiring discrete observations, each discrete observation having an observed value selected from two or more allowed discrete values. A factorial... |
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US20050209855 |
Speech signal processing apparatus and method, and storage medium
A speech segment search unit searches a speech database for speech segments that satisfy a phonetic environment, and a HMM learning unit computes the HMMs of phonemes on the basis of the search... |
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US20080147404 |
System and methods for accent classification and adaptation
Speech is processed that may be colored by speech accent. A method for recognizing speech includes maintaining a model of speech accent that is established based on training speech data, wherein... |
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US20050049873 |
Dynamic ranges for viterbi calculations
A method of recognizing speech includes determining active ranges of states to be processed for each frame and performing recognition operations for each frame only on states within the active ranges. |
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US20060100874 |
Method for inducing a Hidden Markov Model with a similarity metric
A method for inducing a Hidden Markov Model (HMM) is provided. The method using a plurality of training observations and a distance function includes assigning at least one representative... |
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US20100070274 |
APPARATUS AND METHOD FOR SPEECH RECOGNITION BASED ON SOUND SOURCE SEPARATION AND SOUND SOURCE IDENTIFICATION
An apparatus for a speech recognition based on source separation and identification includes: a sound source separator for separating mixed signals, which are input to two or more microphones,... |
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US20110202343 |
CONCISE DYNAMIC GRAMMARS USING N-BEST SELECTION
A method and apparatus derive a dynamic grammar composed of a subset of a plurality of data elements that are each associated with one of a plurality of reference identifiers. The present... |
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US20070005363 |
Location aware multi-modal multi-lingual device
Location-based technologies (e.g., global position system (GPS)) can be employed to facilitate providing multi-modal, multi-lingual location-based services. Identification of location can provide... |
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US20100145698 |
Systems and Methods for Assessment of Non-Native Spontaneous Speech
Computer-implemented systems and methods are provided for assessing non-native spontaneous speech pronunciation. Speech recognition on digitized speech is performed using a non-native acoustic... |
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US20050256714 |
Sequential variance adaptation for reducing signal mismatching
The mismatch between the distributions of acoustic models and features in speech recognition may cause performance degradation. A sequential variance adaptation (SVA) adapts the covariances... |
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US20070083373 |
Discriminative training of HMM models using maximum margin estimation for speech recognition
An improved discriminative training method is provided for hidden Markov models. The method includes: defining a measure of separation margin for the data; identifying a subset of training... |
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US20100076758 |
PHASE SENSITIVE MODEL ADAPTATION FOR NOISY SPEECH RECOGNITION
A speech recognition system described herein includes a receiver component that receives a distorted speech utterance. The speech recognition also includes an updater component that is in... |
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US20120041764 |
SPEECH PROCESSING SYSTEM AND METHOD
A speech processing method, comprising: receiving a speech input which comprises a sequence of feature vectors;determining the likelihood of a sequence of words arising from the sequence of... |
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US20080288255 |
System and method for quantifying, representing, and identifying similarities in data streams
A method of quantifying similarities between sequential data streams typically includes providing a pair of sequential data streams, designing a Hidden Markov Model (HMM) of at least a portion of... |
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US20110015925 |
SPEECH RECOGNITION SYSTEM AND METHOD
A speech recognition method, comprising: receiving a speech input in a first noise environment which comprises a sequence of observations;determining the likelihood of a sequence of words arising... |
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US20100094626 |
METHOD AND APPARATUS FOR LOCATING SPEECH KEYWORD AND SPEECH RECOGNITION SYSTEM
It is an object of the present invention to provide a method and apparatus for locating a keyword of a speech and a speech recognition system. The method includes the steps of: by extracting... |
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US20060136210 |
System and method for tying variance vectors for speech recognition
A system and method for implementing a speech recognition engine includes acoustic models that the speech recognition engine utilizes to perform speech recognition procedures. An acoustic model... |
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US20050033576 |
Task specific code generation for speech recognition decoding
A code generation program is provided that reads in the task-specific parameters of a speech recognition system and produces a source-language decoder program that is specialized to these... |
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US20100204988 |
SPEECH RECOGNITION METHOD
A speech recognition method includes receiving a speech input signal in a first noise environment which includes a sequence of observations, determining the likelihood of a sequence of words... |
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US20060053013 |
Selection of a user language on purely acoustically controlled telephone
The user language of a device can be set to a user language by speaking the designation of the user language to be set. |
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US20100070278 |
Method for Creating a Speech Model
A transformation can be derived which would represent that processing required to convert a male speech model to a female speech model. That transformation is subjected to a predetermined... |
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US20120065976 |
DEEP BELIEF NETWORK FOR LARGE VOCABULARY CONTINUOUS SPEECH RECOGNITION
A method is disclosed herein that includes an act of causing a processor to receive a sample, wherein the sample is one of spoken utterance, an online handwriting sample, or a moving image sample.... |
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US20120330664 |
METHOD AND APPARATUS FOR COMPUTING GAUSSIAN LIKELIHOODS
The present invention relates to a method and apparatus for computing Gaussian likelihoods. One embodiment of a method for processing a speech sample includes generating a feature vector for each... |
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US20050192806 |
Probability density function compensation method for hidden markov model and speech recognition method and apparatus using the same
A probability density function compensation method used for a continuous hidden Markov model and a speech recognition method and apparatus, the probability density function compensation method... |