large vocabulary speech recognition based on statistical methods
Báo cáo hóa học: " Research Article Robust In-Car Speech Recognition Based on Nonlinear Multiple Regressions" pot
... outlined in Section In Section 5, we present the environmental adaptation and model compensation algorithms Then the performance evaluation on the adaptive regression -based speech recognition framework ... speakers, visor mic speech) Nonspeech R K-means Cluster ID clustering Test word Speech X(L) N(L) Estimation Recognition Figure 5: Diagram of adaptive regression -based speech recognition X(L) , N(L) ... stationary noise (e.g., air conditioner on) , but has some problems in the nonstationary noise (e.g., CD player on) CONCLUSIONS In this paper, we have proposed a nonlinear multiple-regression-based...
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Báo cáo hóa học: " Speech/Non-Speech Segmentation Based on Phoneme Recognition Features" doc
... phoneme recognition features were designed to follow the basic concept of this kind of classification, where one class -speech defines another non -speech For this purpose, four measures based on ... which confirmed our expectations that probably the most suitable representation for SNS classification is a combination of acoustic- and recognition- based features The proposed phoneme recognition ... Section the phoneme recognition features are proposed We give the basic ideas behind introducing such a representation of audio signals for SNS segmentation and define four features based on consonant-vowel...
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Tài liệu Báo cáo khoa học: "Learning Sub-Word Units for Open Vocabulary Speech Recognition" doc
... have a unique segmentation, shared by all common tokens Words are converted into phonetic representations according to their most likely dictionary pronunciation; non-dictionary words use the L2S ... F Wessel, R Schluter, K Macherey, and H Ney 2001 Confidence measures for large vocabulary continuous speech recognition IEEE Transactions on Speech and Audio Processing, 9(3) Christopher White, ... pronunciation for each word It is straightforward to extend to multiple pronunciations by first sampling a pronunciation for each word and then sampling a segmentation for that pronunciation Once an...
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Tài liệu Báo cáo khoa học: "A Method for Correcting Errors in Speech Recognition Using the Statistical Features of Character Co-occurrence" pptx
... 97 Integration of grammar and statistical language constraints for partial word-sequence recognition In Proc of 5th European Conference on Speech Communication and Technology (EuroSpeech 97), ... Correct parts extraction from speech recognition results using semantic distance calculation, and its application to speech translation ACI.JF_.ACLWorkshop Spoken Language Translation, pp 24-31, 1997-7 ... the preparation of ErrorPatterns and the other 495 results were used for the evaluation Table 3-1 The recognition characteristics Recognition accuracy(%) Insertion Deletion Substitution (in character)...
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Báo cáo khoa học: "Vocabulary Decomposition for Estonian Open Vocabulary Speech Recognition" ppt
... 2006 Methods for Estonian Large Vocabulary Speech Recognition PhD Thesis Tallinn University of Technology Tallinn, Estonia 95 Maximilian Bisani, Hermann Ney 2005 Open Vocabulary Speech Recognition ... Models INTERSPEECH-2005, 725–728 Janne Pylkkönen 2005 An Efficient One-pass Decoder for Finnish Large Vocabulary Continuous Speech Recognition Proceedings of The 2nd Baltic Conference on Human Language ... reason for the higher WER levels In summary, morpheme -based approaches seem to consistently outperform the traditional word based one in Estonian ASR, regardless of the specifics of the recognition...
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Báo cáo khoa học: "Japanese Named Entity Recognition based on a Simple Rule Generator and Decision Tree Learning" pdf
... by a kind of longest match method 2.1 Generation of recognition rules In our method, each tokenized NE is converted to a recognition rule that is essentially a sequence of part-of -speech (POS) ... *:all-uppercase:misc-proper-noun -> ORGANIZATION,0,0 *:*:location-name, SHI-NAI:*:common-noun -> LOCATION,0,1 2.2 Refinement of recognition rules Some recognition rules are not reliable For instance, ... supervised Japanese named entity recognition: Resources and evaluation In Proceedings of the Second International Conference on Language Resources and Evaluation, pages 1229–1236 ...
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ECONOMIC GROWTH AND AIR POLLUTION: THREE EMPIRICAL ESSAYS BASED ON NONPARAMETRIC METHODS docx
... conditional on pollution Keywords: Air pollution, carbon dioxide emissions, Environmental Kuznets Curve, convergence, distributional dynamics, mixed nonparametric and semiparametric regressions, ... la notion de beta-convergence dans la pollution, conditionnelle au PIB, ainsi que la beta-convergence dans le PIB, conditionnelle la pollution Mots clés : Pollution atmosphérique, émissions de ... (2004) are based on per capita emissions allocation schemes The Global Common Institute34 promotes an approach, dubbed ‘Contraction & Convergence’ (C&C), which consists in setting a long term sustainable...
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Báo cáo khoa học: "Are These Documents Written from Different Perspectives? A Test of Different Perspectives Based On Statistical Distribution Divergence" ppt
... distributions of document collection pairs in four conditions using Monte Carlo methods, and plot the results in Figure The test of different perspectives based on statistical distribution divergence ... 3a) conditions The large ∆θ not only accounts for large distribution divergence of the document pairs in DT conditions, but also shows that words in different topics that is frequent in one topic ... but with emphasis on different words Conclusions In this paper we develop a computational test of different perspectives based on statistical distribution divergence between the statistical models...
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Báo cáo khoa học: "Headline Generation Based on Statistical Translation" docx
... the content selection and for the surface realization strategy We will briefly discuss the use of two additional sources of information: (i) part of speech (POS) information, and (ii) positional ... although Clinton wants a 12-15 percent pullback 1: 2: 3: 4: 5: 6: clinton clinton wants clinton netanyahu arafat clinton to mideast peace clinton to meet netanyahu arafat clinton to meet netanyahu ... both the content selection and the linearization tasks Another indicator of salience is positional information, which has often been cited as one of the most important cues for summarization by ex-...
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Báo cáo toán học: " Indoor positioning based on statistical multipath channel modeling" doc
... situation is another major challenge for indoor positioning for it can cause large TOA estimation bias that in turn result in large location estimation errors [14] There are optimization methods ... K Witrisal, On impact of topology and cost function on LSE position determination in wireless networks, in Proceedings of the Workshop on Positioning, Navigation, and Communication, 129–138 (2006) ... However, only the first path delay, τ , is required for location estimation purpose Therefore, we focus the ML estimation on the TOA only, assuming a statistical model of the channel In this section,...
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Báo cáo hóa học: " Anomalous heat transfer modes of nanofluids: a review based on statistical analysis" doc
... EDL,Aggregation and Diffusion,Deposition of NPs on Heating Surface Brownian Motion,Deposition of NPs on Heating Surface Aggregation and Diffusion,Thermal Conductivity Enhancement (alone) Long Range ... http://www.nanoscalereslett.com/content/6/1/391 Conduction/convection/mixed mode heat transfer studies (85 observations) The proposed mechanisms for the enhancement of heat transfer in conduction, convection or for mixed conditions ... http://www.nanoscalereslett.com/content/6/1/391 Table Experiments focusing on Conduction heat transfer (Continued) Page of 37 Paper keff/kNF keff/kNF NP Reference Conduction Convection/ material No mixed...
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báo cáo hóa học:" Research Article Adaptive V/UV Speech Detection Based on Characterization of Background Noise" pdf
... determination of speech signal in noisy environment using harmonicity measure based on instantaneous frequency,” in Proceedings of the IEEE International Conference on Acoustics, Speech, and ... decision,” IEEE Transactions on Acoustics, Speech and Signal Processing, vol 27, no 3, pp 263–267, 1979 H Kobatake, “Optimization of voiced/unvoiced decisions in nonstationary noise environments,” ... used in conjunction with Pitch Determination Algorithms (PDA) in which the V/UV decision is made as part of the pitch determination problem, whereas the second includes solutions based on the value...
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báo cáo hóa học:" Research Article Data Fusion Boosted Face Recognition Based on Probability Distribution Functions in Different Colour Channels" ppt
... state-of-art and conventional face recognition systems, we have compared the recognition rate with conventional PCA -based face recognition system and state-of-art techniques such as Nonnegative Matrix ... reflection and illumination A common approach to separate the reflection and illumination is based on this assumption that illumination is spatially smooth so that it can be taken as a constant ... illustration of the superiority of the proposed data fusion boosted colour PDF -based face recognition system over the aforementioned face recognition systems Performance was achieved on FERET...
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Báo cáo hóa học: " Research Article Human Gait Recognition Based on Multiview Gait Sequences" doc
... method has superior verification performance, in comparison to any of the single-view methods as well as in comparison to the other methods for multiview recognition CONCLUSION In this paper, we investigated ... International Conference on Automatic Face and Gesture Recognition (FGR ’02), pp 351–356, Washington, DC, USA, May 2002 [9] A Y Johnson and A F Bobick, “A multi-view method for gait recognition using ... important in silhouette -based gait recognition? ” in Proceedings of IEEE Computer Society Conference on Computer Vision and Pattern Recognition (CVPR ’04), vol 2, pp 776–782, Washington, DC, USA, June-July...
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Báo cáo hóa học: " Research Article Auditory Sparse Representation for Robust Speaker Recognition Based on Tensor Structure" potx
... S van Vuuren, “Comparison of text-independent speaker recognition methods on telephone speech with acoustic mismatch,” in Proceedings of the 4th International Conference on Spoken Language (ICSLP ... the second term F relaxes the orthogonal constraint of traditional PCA, the third term is the sparse constraint, α > is a balancing parameter between reconstruction and orthogonality, β ≥ controls ... distribution 4.2 Performance evaluation under different noisy environments In consideration of practical applications of robust speaker identification, different noise classes were considered to...
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Báo cáo hóa học: " Research Article Fusion of Appearance Image and Passive Stereo Depth Map for Face Recognition Based on the Bilateral 2DLDA" ppt
... Eigenfaces [3–5] Figure 7: Recognition performance on the XM2VTS database versus w1 w1 = corresponds to 3D alone, w1 = corresponds to 2D alone Figure 8: Recognition performance on the Maga-D database ... recognition application: affordable desktop face recognition based on a novel 3D camera,” in Proceedings of International Conference on Augmented, Virtual Environments and Three Dimensional Imaging (ICAV3D ... person recognition using unconstrained audio and video,” in Proceedings of the 2nd International Conference on Audio- and Video -Based Person Authentication (AVBPA ’99), pp 176–181, Washington, DC,...
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Báo cáo toán học: " A novel voice activity detection based on phoneme recognition using statistical model" pdf
... method based on the recursive phoneme recognition and noise suppression methods is given in Section The detail experiments and simulation results are shown in Section Finally, the discussion and conclusion ... signal by speech enhancement method, the clear speech can be recovered Conclusion In this article, we propose a phoneme recognition based VAD method that follows the idea of phoneme recognition Note ... the non -speech is assumed as an additional phoneme (named as usp ) corresponding to the conventional phonemes (such as zh , ang et al.) in mandarin Moreover, the speech features, such as harmonic...
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Báo cáo hóa học: " A large vocabulary continuous speech recognition system for Persian language" pdf
... normalization and speaker adaptation- a combination for conversational speech recognition, in European Conference on Speech Communication and Technology (EUROSPEECH’97), Greece, ISCA 2087–2090 ... the robustness of persian large vocabulary continuous speech recognition system for real applications, in IEEE International Conference on Information and Communication Technologies (ICTTA’06), ... Woodland, Experiments in speaker normalisation and adaptation for large vocabulary speech recognition, in IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP’97),...
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báo cáo hóa học:" A novel voice activity detection based on phoneme recognition using statistical model" ppt
... method based on the recursive phoneme recognition and noise suppression methods is given in Section The detail experiments and simulation results are shown in Section Finally, the discussion and conclusion ... signal by speech enhancement method, the clear speech can be recovered Conclusion In this article, we propose a phoneme recognition based VAD method that follows the idea of phoneme recognition Note ... the non -speech is assumed as an additional phoneme (named as usp ) corresponding to the conventional phonemes (such as zh , ang et al.) in mandarin Moreover, the speech features, such as harmonic...
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