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Advances in digital speech transmission / / edited by Rainer Martin, Ulrich Heute, Christiane Antweiler
| Advances in digital speech transmission / / edited by Rainer Martin, Ulrich Heute, Christiane Antweiler |
| Pubbl/distr/stampa | Chichester, West Sussex, England ; , : John Wiley & Sons, , c2008 |
| Descrizione fisica | 1 online resource (573 p.) |
| Disciplina | 621.39/9 |
| Altri autori (Persone) |
MartinRainer
HeuteUlrich AntweilerChristiane |
| Soggetto topico |
Speech processing systems
Signal processing - Digital techniques |
| ISBN |
1-281-32198-2
9786611321987 0-470-72718-7 0-470-72717-9 |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
-- List of Contributors xxi -- Preface xxvii -- 1 Introduction 1 /Rainer Martin, Ulrich Heute, Christiane Antweiler -- I Speech Quality Assessment 7 -- 2 Speech-Transmission Quality: Aspects and Assessment for Wideband vs. Narrowband Signals 9 /Ulrich Heute -- 2.1 Introduction 9 -- 2.2 Speech Signals . 10 -- 2.3 Telephone-Band Speech Signals 11 -- 2.4 Wideband Speech Signals 14 -- 2.5 Speech-Quality Assessment 25 -- 2.6 Wideband Speech-Quality Assessment 30 -- 2.7 Concluding Remarks 43 -- Bibliography 44 -- 3 Parametric Quality Assessment of Narrowband Speech in Mobile Communication Systems 51 /Marc Werner -- 3.1 Introduction 51 -- 3.2 Simulations of GSM and UMTS Speech Transmissions 58 -- 3.3 Speech Quality Measures based on Transmission Parameters 65 -- 3.4 Discussion and Conclusions 73 -- Bibliography 73 -- II Adaptive Algorithms in Acoustic Signal Processing 77 -- 4 Kalman Filtering in Acoustic Echo Control: A Smooth Ride on a Rocky Road 79 /Gerald Enzner -- 4.1 Introduction 79 -- 4.2 A Comprehensive Theory of Acoustic Echo Control 85 -- 4.3 The Kalman Filter for Conditional Mean and Covariance Estimation 90 -- 4.4 AEC Performance of the Frequency-Domain Adaptive Kalman Filter 100 -- 4.5 Discussion and Conclusions 102 -- Bibliography 103 -- 5 Noise Reduction - Statistical Analysis and Control of Musical Noise 107 /Colin Breithaupt, Rainer Martin -- 5.1 Introduction 107 -- 5.2 Speech Enhancement in the DFT Domain 109 -- 5.3 Measurement and Assessment of Unnatural Fluctuations 115 -- 5.4 Avoidance of Processing Artifacts 120 -- 5.5 Control of Spectral Fluctuations in the Cepstral Domain 123 -- 5.6 Discussion and Conclusions 128 -- 5.7 Acknowledgements 129 -- 5.8 Appendix 129 -- Bibliography 131 -- 6 Acoustic Source Localization with Microphone Arrays 135 /Nilesh Madhu, Rainer Martin -- 6.1 Introduction 135 -- 6.2 SignalModel 136 -- 6.3 Localization Approach Taxonomy 141 -- 6.4 Indirect Localization Approaches 141 -- 6.5 Direct Localization Approaches 148 -- 6.6 Evaluation of Localization Algorithms 156.
6.7 Conclusions 166 -- Bibliography 166 / /7 Multi-Channel System Identification with Perfect Sequences / Theory and Applications / 171 /Christiane Antweiler -- 7.1 Introduction 171 -- 7.2 System Identification with Perfect Sequences 174 -- 7.3 Multi-Channel System Identification 185 -- 7.4 Applications 191 -- 7.5 Discussion and Conclusions 195 -- Bibliography 195 -- III Speech Coding for Heterogeneous Networks 199 -- 8 Embedded Speech Coding: From G.711 to G.729.1 201 /Bernd Geiser, Stéphane Ragot, Hervé Taddei -- 8.1 Introduction 201 -- 8.2 Theory and Tools of Embedded Speech Coding 203 -- 8.3 Embedded Speech Coding Methods 212 -- 8.4 Standardized Embedded Speech Coders 219 -- 8.5 Network Aspects of Embedded Speech Coding 232 -- 8.6 Conclusions and Perspectives 237 -- Bibliography 238 -- 9 Backwards Compatible Wideband Telephony 249 /Peter Jax -- 9.1 Introduction 249 -- 9.2 From Narrowband Telephony to Wideband Telephony 250 -- 9.3 Stand-Alone Bandwidth Extension 254 -- 9.4 Embedded Wideband Coding Using Bandwidth Extension Techniques 257 -- 9.5 Combination of Bandwidth Extension with Watermarking 262 -- 9.6 Advanced Transmission of Highband Parameters 267 -- 9.7 Conclusions 274 -- Bibliography 274 -- IV Joint Source-Channel Coding 279 -- 10 Parameter Models and Estimators in Soft Decision Source Decoding 281 /Tim Fingscheidt -- 10.1 Introduction 281 -- 10.2 Overview to Soft Decision Source Decoding 283 -- 10.3 The Markovian Parameter Model 287 -- 10.4 Basic Extrapolative Estimators 290 -- 10.5 Joint Extrapolative Estimation of Two Different Parameters 298 -- 10.6 Extrapolative Estimation with Repeated Parameter Transmission 301 -- 10.7 Interpolative Estimation of a Parameter 304 -- 10.8 Discussion and Conclusions 307 -- Bibliography 307 -- 11 Optimal MMSE Estimation for Vector Sources with Spatially and Temporally Correlated Elements 311 /Stefan Heinen, Marc Adrat -- 11.1 Introduction 311 -- 11.2 Source Model 312 -- 11.3 Transmission Channel 316 -- 11.4 Optimal MMSE Parameter Estimator 316. 11.5 Near-Optimal MMSE Parameter Estimator 320 -- 11.6 Illustrative Comparison 323 -- 11.7 Simulation Results 325 -- 11.8 Conclusions 327 -- Bibliography 327 -- 12 Source Optimized Channel Codes & Source Controlled Channel Decoding 329 /Stefan Heinen, Thomas Hindelang -- 12.1 Introduction 329 -- 12.2 The Transmission System Used as Reference 330 -- 12.3 Source Optimized Channel Coding (SOCC) 332 -- 12.4 Source Controlled Channel Decoding (SCCD) 341 -- 12.5 Comparison of SOCC versus SCCD 357 -- 12.6 Conclusions 362 -- Bibliography 363 -- 13 Iterative Source-Channel Decoding & Turbo DeCodulation 365 /Marc Adrat, Thorsten Clevorn, Laurent Schmalen -- 13.1 Introduction 365 -- 13.2 The Key of the Turbo Principle: Extrinsic Information 366 -- 13.3 Iterative Source-Channel Decoding (ISCD) 379 -- 13.4 Turbo DeCodulation (TDeC) 387 -- 13.5 Conclusions 394 -- Bibliography 395 -- V Speech Processing in Hearing Instruments 399 -- 14 Binaural Signal Processing in Hearing Aids 401 /Volkmar Hamacher, Ulrich Kornagel, Thomas Lotter, Henning Puder -- 14.1 Introduction 401 -- 14.2 Wireless System for Hearing Aids 405 -- 14.3 Binaural Classification Systems 410 -- 14.4 Binaural Beamformer 415 -- 14.5 Blind Source Separation (BSS): An Application for a Binaural Directional Microphone Array in Hearing Aids 422 -- 14.6 Conclusions 427 -- Bibliography 428 -- 15 Auditory-profile-based Physical Evaluation of Multi-microphone Noise Reduction Techniques in Hearing Instruments 431 /Koen Eneman, Arne Leijon, Simon Doclo, Ann Spriet, Marc Moonen, Jan Wouters -- 15.1 Introduction 431 -- 15.2 Multi-microphone Noise Reduction in Hearing Instruments 434 -- 15.3 Auditory-profile-based Physical Evaluation 441 -- 15.4 Test Conditions 449 -- 15.5 Simulation Results 450 -- 15.6 Discussion 452 -- 15.7 Conclusions 455 -- Bibliography 456 -- VI Speech Processing for Human / Machine Interfaces 459 -- 16 Automatic Speech Recognition in Adverse Acoustic Conditions 461 /Hans-GŠunter Hirsch -- 16.1 Introduction 461. 16.2 Structure of Speech Recognition Systems 462 -- 16.3 Acoustic Scenarios during Speech Input 468 -- 16.4 Improving the Recognition Performance in Adverse Conditions 476 -- 16.5 Conclusions 493 -- Bibliography 494 -- 17 Speaker Classification for Next-Generation Voice-Dialog Systems 497 /Felix Burkhardt, Florian Metze, Joachim Stegmann -- 17.1 Introduction 497 -- 17.2 Speaker Classification 498 -- 17.3 Detection of Age and Gender 505 -- 17.4 Detection of Anger 510 -- 17.5 Applications in IVR Systems 517 -- 17.6 Discussion and Conclusion 523 -- Bibliography 525 -- Index 529 -- Permissions List 541. |
| Record Nr. | UNINA-9910144580303321 |
| Chichester, West Sussex, England ; , : John Wiley & Sons, , c2008 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Advances in digital speech transmission / / edited by Rainer Martin, Ulrich Heute, Christiane Antweiler
| Advances in digital speech transmission / / edited by Rainer Martin, Ulrich Heute, Christiane Antweiler |
| Edizione | [1st ed.] |
| Pubbl/distr/stampa | Chichester, West Sussex, England ; ; Hoboken, NJ, : John Wiley & Sons, c2008 |
| Descrizione fisica | 1 online resource (573 p.) |
| Disciplina | 621.39/9 |
| Altri autori (Persone) |
MartinRainer
HeuteUlrich AntweilerChristiane |
| Soggetto topico |
Speech processing systems
Signal processing - Digital techniques |
| ISBN |
1-281-32198-2
9786611321987 0-470-72718-7 0-470-72717-9 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
-- List of Contributors xxi -- Preface xxvii -- 1 Introduction 1 /Rainer Martin, Ulrich Heute, Christiane Antweiler -- I Speech Quality Assessment 7 -- 2 Speech-Transmission Quality: Aspects and Assessment for Wideband vs. Narrowband Signals 9 /Ulrich Heute -- 2.1 Introduction 9 -- 2.2 Speech Signals . 10 -- 2.3 Telephone-Band Speech Signals 11 -- 2.4 Wideband Speech Signals 14 -- 2.5 Speech-Quality Assessment 25 -- 2.6 Wideband Speech-Quality Assessment 30 -- 2.7 Concluding Remarks 43 -- Bibliography 44 -- 3 Parametric Quality Assessment of Narrowband Speech in Mobile Communication Systems 51 /Marc Werner -- 3.1 Introduction 51 -- 3.2 Simulations of GSM and UMTS Speech Transmissions 58 -- 3.3 Speech Quality Measures based on Transmission Parameters 65 -- 3.4 Discussion and Conclusions 73 -- Bibliography 73 -- II Adaptive Algorithms in Acoustic Signal Processing 77 -- 4 Kalman Filtering in Acoustic Echo Control: A Smooth Ride on a Rocky Road 79 /Gerald Enzner -- 4.1 Introduction 79 -- 4.2 A Comprehensive Theory of Acoustic Echo Control 85 -- 4.3 The Kalman Filter for Conditional Mean and Covariance Estimation 90 -- 4.4 AEC Performance of the Frequency-Domain Adaptive Kalman Filter 100 -- 4.5 Discussion and Conclusions 102 -- Bibliography 103 -- 5 Noise Reduction - Statistical Analysis and Control of Musical Noise 107 /Colin Breithaupt, Rainer Martin -- 5.1 Introduction 107 -- 5.2 Speech Enhancement in the DFT Domain 109 -- 5.3 Measurement and Assessment of Unnatural Fluctuations 115 -- 5.4 Avoidance of Processing Artifacts 120 -- 5.5 Control of Spectral Fluctuations in the Cepstral Domain 123 -- 5.6 Discussion and Conclusions 128 -- 5.7 Acknowledgements 129 -- 5.8 Appendix 129 -- Bibliography 131 -- 6 Acoustic Source Localization with Microphone Arrays 135 /Nilesh Madhu, Rainer Martin -- 6.1 Introduction 135 -- 6.2 SignalModel 136 -- 6.3 Localization Approach Taxonomy 141 -- 6.4 Indirect Localization Approaches 141 -- 6.5 Direct Localization Approaches 148 -- 6.6 Evaluation of Localization Algorithms 156.
6.7 Conclusions 166 -- Bibliography 166 / /7 Multi-Channel System Identification with Perfect Sequences / Theory and Applications / 171 /Christiane Antweiler -- 7.1 Introduction 171 -- 7.2 System Identification with Perfect Sequences 174 -- 7.3 Multi-Channel System Identification 185 -- 7.4 Applications 191 -- 7.5 Discussion and Conclusions 195 -- Bibliography 195 -- III Speech Coding for Heterogeneous Networks 199 -- 8 Embedded Speech Coding: From G.711 to G.729.1 201 /Bernd Geiser, Stéphane Ragot, Hervé Taddei -- 8.1 Introduction 201 -- 8.2 Theory and Tools of Embedded Speech Coding 203 -- 8.3 Embedded Speech Coding Methods 212 -- 8.4 Standardized Embedded Speech Coders 219 -- 8.5 Network Aspects of Embedded Speech Coding 232 -- 8.6 Conclusions and Perspectives 237 -- Bibliography 238 -- 9 Backwards Compatible Wideband Telephony 249 /Peter Jax -- 9.1 Introduction 249 -- 9.2 From Narrowband Telephony to Wideband Telephony 250 -- 9.3 Stand-Alone Bandwidth Extension 254 -- 9.4 Embedded Wideband Coding Using Bandwidth Extension Techniques 257 -- 9.5 Combination of Bandwidth Extension with Watermarking 262 -- 9.6 Advanced Transmission of Highband Parameters 267 -- 9.7 Conclusions 274 -- Bibliography 274 -- IV Joint Source-Channel Coding 279 -- 10 Parameter Models and Estimators in Soft Decision Source Decoding 281 /Tim Fingscheidt -- 10.1 Introduction 281 -- 10.2 Overview to Soft Decision Source Decoding 283 -- 10.3 The Markovian Parameter Model 287 -- 10.4 Basic Extrapolative Estimators 290 -- 10.5 Joint Extrapolative Estimation of Two Different Parameters 298 -- 10.6 Extrapolative Estimation with Repeated Parameter Transmission 301 -- 10.7 Interpolative Estimation of a Parameter 304 -- 10.8 Discussion and Conclusions 307 -- Bibliography 307 -- 11 Optimal MMSE Estimation for Vector Sources with Spatially and Temporally Correlated Elements 311 /Stefan Heinen, Marc Adrat -- 11.1 Introduction 311 -- 11.2 Source Model 312 -- 11.3 Transmission Channel 316 -- 11.4 Optimal MMSE Parameter Estimator 316. 11.5 Near-Optimal MMSE Parameter Estimator 320 -- 11.6 Illustrative Comparison 323 -- 11.7 Simulation Results 325 -- 11.8 Conclusions 327 -- Bibliography 327 -- 12 Source Optimized Channel Codes & Source Controlled Channel Decoding 329 /Stefan Heinen, Thomas Hindelang -- 12.1 Introduction 329 -- 12.2 The Transmission System Used as Reference 330 -- 12.3 Source Optimized Channel Coding (SOCC) 332 -- 12.4 Source Controlled Channel Decoding (SCCD) 341 -- 12.5 Comparison of SOCC versus SCCD 357 -- 12.6 Conclusions 362 -- Bibliography 363 -- 13 Iterative Source-Channel Decoding & Turbo DeCodulation 365 /Marc Adrat, Thorsten Clevorn, Laurent Schmalen -- 13.1 Introduction 365 -- 13.2 The Key of the Turbo Principle: Extrinsic Information 366 -- 13.3 Iterative Source-Channel Decoding (ISCD) 379 -- 13.4 Turbo DeCodulation (TDeC) 387 -- 13.5 Conclusions 394 -- Bibliography 395 -- V Speech Processing in Hearing Instruments 399 -- 14 Binaural Signal Processing in Hearing Aids 401 /Volkmar Hamacher, Ulrich Kornagel, Thomas Lotter, Henning Puder -- 14.1 Introduction 401 -- 14.2 Wireless System for Hearing Aids 405 -- 14.3 Binaural Classification Systems 410 -- 14.4 Binaural Beamformer 415 -- 14.5 Blind Source Separation (BSS): An Application for a Binaural Directional Microphone Array in Hearing Aids 422 -- 14.6 Conclusions 427 -- Bibliography 428 -- 15 Auditory-profile-based Physical Evaluation of Multi-microphone Noise Reduction Techniques in Hearing Instruments 431 /Koen Eneman, Arne Leijon, Simon Doclo, Ann Spriet, Marc Moonen, Jan Wouters -- 15.1 Introduction 431 -- 15.2 Multi-microphone Noise Reduction in Hearing Instruments 434 -- 15.3 Auditory-profile-based Physical Evaluation 441 -- 15.4 Test Conditions 449 -- 15.5 Simulation Results 450 -- 15.6 Discussion 452 -- 15.7 Conclusions 455 -- Bibliography 456 -- VI Speech Processing for Human / Machine Interfaces 459 -- 16 Automatic Speech Recognition in Adverse Acoustic Conditions 461 /Hans-GŠunter Hirsch -- 16.1 Introduction 461. 16.2 Structure of Speech Recognition Systems 462 -- 16.3 Acoustic Scenarios during Speech Input 468 -- 16.4 Improving the Recognition Performance in Adverse Conditions 476 -- 16.5 Conclusions 493 -- Bibliography 494 -- 17 Speaker Classification for Next-Generation Voice-Dialog Systems 497 /Felix Burkhardt, Florian Metze, Joachim Stegmann -- 17.1 Introduction 497 -- 17.2 Speaker Classification 498 -- 17.3 Detection of Age and Gender 505 -- 17.4 Detection of Anger 510 -- 17.5 Applications in IVR Systems 517 -- 17.6 Discussion and Conclusion 523 -- Bibliography 525 -- Index 529 -- Permissions List 541. |
| Record Nr. | UNINA-9910811945903321 |
| Chichester, West Sussex, England ; ; Hoboken, NJ, : John Wiley & Sons, c2008 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
CVGIP. Graphical models and image processing
| CVGIP. Graphical models and image processing |
| Pubbl/distr/stampa | New York, : Academic Press |
| Disciplina | 621.39/9 |
| ISSN | 1049-9652 |
| Formato | Materiale a stampa |
| Livello bibliografico | Periodico |
| Lingua di pubblicazione | eng |
| Altri titoli varianti | Computer vision, graphics, and image processing. Graphical models and image processing |
| Record Nr. | UNINA-990008948540403321 |
| New York, : Academic Press | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
CVGIP. Graphical mod...
CVGIP. Image understanding
| CVGIP. Image understanding |
| Pubbl/distr/stampa | New York, : Academic Press |
| Disciplina | 621.39/9 |
| ISSN | 1049-9660 |
| Formato | Materiale a stampa |
| Livello bibliografico | Periodico |
| Lingua di pubblicazione | eng |
| Altri titoli varianti | Computer vision, graphics, and image processing. Image understanding |
| Record Nr. | UNINA-990008948550403321 |
| New York, : Academic Press | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
CVGIP. Image underst...
Data acquisition systems : from fundamentals to applied design / / Maurizio Di Paolo Emilio
| Data acquisition systems : from fundamentals to applied design / / Maurizio Di Paolo Emilio |
| Autore | Di Paolo Emilio Maurizio |
| Edizione | [1st ed. 2013.] |
| Pubbl/distr/stampa | New York, : Springer, c2013 |
| Descrizione fisica | 1 online resource (xvii, 135 pages) : illustrations (some color) |
| Disciplina | 621.39/9 |
| Collana | Gale eBooks |
| Soggetto topico |
Automatic data collection systems
Process control - Data processing Circuits electrònics Estructures de dades (Informàtica) Processament de dades |
| Soggetto genere / forma | Llibres electrònics |
| ISBN | 1-4614-4214-1 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto | Introduction -- The Data Acquisition Systems: Hardware -- Communication Bus -- Design of Data Acquisition Systems -- Software for Data Acquisition Systems -- Smart Data Acquisition Systems. |
| Record Nr. | UNINA-9910438051603321 |
Di Paolo Emilio Maurizio
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| New York, : Springer, c2013 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Design for Embedded Image Processing on FPGAs
| Design for Embedded Image Processing on FPGAs |
| Autore | Bailey Donald G |
| Edizione | [2nd ed.] |
| Pubbl/distr/stampa | Newark : , : John Wiley & Sons, Incorporated, , 2023 |
| Descrizione fisica | 1 online resource (499 pages) |
| Disciplina | 621.39/9 |
| ISBN |
1-119-81982-2
1-119-81980-6 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910830997703321 |
|
Bailey Donald G
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||
| Newark : , : John Wiley & Sons, Incorporated, , 2023 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Design for Embedded Image Processing on FPGAs
| Design for Embedded Image Processing on FPGAs |
| Autore | Bailey Donald G |
| Edizione | [2nd ed.] |
| Pubbl/distr/stampa | Newark : , : John Wiley & Sons, Incorporated, , 2023 |
| Descrizione fisica | 1 online resource (499 pages) |
| Disciplina | 621.39/9 |
| Soggetto topico |
Image processing
Field programmable gate arrays |
| ISBN |
1-119-81982-2
1-119-81980-6 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto | Cover -- Title Page -- Copyright -- Contents -- Chapter 1 Image Processing -- 1.1 Basic Definitions -- 1.2 Image Formation -- 1.2.1 Optics -- 1.2.2 Colour -- 1.3 Image Processing Operations -- 1.4 Real‐time Image Processing -- 1.5 Embedded Image Processing -- 1.6 Computer Architecture -- 1.7 Parallelism -- 1.7.1 Temporal or Task Parallelism -- 1.7.2 Spatial or Data Parallelism -- 1.7.3 Logical Parallelism -- 1.7.4 Stream Processing -- 1.8 Summary -- References -- Chapter 2 Field‐programmable Gate Arrays -- 2.1 Hardware Architecture of FPGAs -- 2.1.1 Logic -- 2.1.2 DSP Blocks -- 2.1.3 Memory -- 2.1.4 Embedded CPU -- 2.1.5 Interconnect -- 2.1.6 Input and Output -- 2.1.7 Clocking -- 2.1.8 Configuration |
| Record Nr. | UNINA-9910877552703321 |
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Bailey Donald G
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| Newark : , : John Wiley & Sons, Incorporated, , 2023 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Design for embedded image processing on FPGAs / / Donald G. Bailey
| Design for embedded image processing on FPGAs / / Donald G. Bailey |
| Autore | Bailey Donald G (Donald Graeme), <1962-> |
| Edizione | [1st edition] |
| Pubbl/distr/stampa | New York, NY : , : Wiley, , 2011 |
| Descrizione fisica | 1 online resource (508 p.) |
| Disciplina | 621.39/9 |
| Soggetto topico |
Embedded computer systems
Field programmable gate arrays |
| ISBN |
6613175161
0-470-82852-8 1-283-17516-9 0-470-82850-1 9786613175168 |
| Classificazione | TEC008070 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Preface -- Acknowledgements -- 1 Image Processing -- 1.1 Basic Definitions -- 1.2 Image Formation -- 1.3 Image Processing Operations -- 1.4 Example Application -- 1.5 Real-Time Image Processing -- 1.6 Embedded Image Processing -- 1.7 Serial Processing -- 1.8 Parallelism -- 1.9 Hardware Image Processing Systems -- 2 Field Programmable Gate Arrays -- 2.1 Programmable Logic -- 2.2 FPGAs and Image Processing -- 2.3 Inside an FPGA -- 2.4 FPGA Families and Features -- 2.5 Choosing an FPGA or Development Board -- 3 Languages -- 3.1 Hardware Description Languages -- 3.2 Software-Based Languages -- 3.3 Visual Languages -- 3.4 Summary -- 4 Design Process -- 4.1 Problem Specification -- 4.2 Algorithm Development -- 4.3 Architecture Selection -- 4.4 System Implementation -- 4.5 Designing for Tuning and Debugging -- 5 Mapping Techniques -- 5.1 Timing Constraints -- 5.2 Memory Bandwidth Constraints -- 5.3 Resource Constraints -- 5.4 Computational Techniques -- 5.5 Summary -- 6 Point Operations -- 6.1 Point Operations on a Single Image -- 6.2 Point Operations on Multiple Images -- 6.3 Colour Image Processing -- 6.4 Summary -- 7 Histogram Operations -- 7.1 Greyscale Histogram -- 7.2 Multidimensional Histograms -- 8 Local Filters -- 8.1 Caching -- 8.2 Linear Filters -- 8.3 Nonlinear Filters -- 8.4 Rank Filters -- 8.5 Colour Filters -- 8.6 Morphological Filters -- 8.7 Adaptive Thresholding -- 8.8 Summary -- 9 Geometric Transformations -- 9.1 Forward Mapping -- 9.2 Reverse Mapping -- 9.3 Interpolation -- 9.4 Mapping Optimisations -- 9.5 Image Registration -- 10 Linear Transforms -- 10.1 Fourier Transform -- 10.2 Discrete Cosine Transform -- 10.3 Wavelet Transform -- 10.4 Image and Video Coding -- 11 Blob Detection and Labelling -- 11.1 Bounding Box -- 11.2 Run-Length Coding -- 11.3 Chain Coding -- 11.4 Connected Component Labelling -- 11.5 Distance Transform -- 11.6 Watershed Transform -- 11.7 Hough Transform -- 11.8 Summary -- 12 Interfacing -- 12.1 Camera Input -- 12.2 Display Output.
12.3 Serial Communication -- 12.4 Memory -- 12.5 Summary -- 13 Testing, Tuning and Debugging -- 13.1 Design -- 13.2 Implementation -- 13.3 Tuning -- 13.4 Timing Closure -- 14 Example Applications -- 14.1 Coloured Region Tracking -- 14.2 Lens Distortion Correction -- 14.3 Foveal Sensor -- 14.4 Range Imaging -- 14.5 Real-Time Produce Grading -- 14.6 Summary -- References -- Index. |
| Record Nr. | UNINA-9910141085303321 |
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Bailey Donald G (Donald Graeme), <1962->
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| New York, NY : , : Wiley, , 2011 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Digital speech transmission : enhancement, coding and error concealment / / Peter Vary, Rainer Martin
| Digital speech transmission : enhancement, coding and error concealment / / Peter Vary, Rainer Martin |
| Autore | Vary Peter |
| Pubbl/distr/stampa | Chichester, England ; ; Hoboken, NJ, : John Wiley, c2006 |
| Descrizione fisica | 1 online resource (645 p.) |
| Disciplina | 621.39/9 |
| Altri autori (Persone) | MartinRainer |
| Soggetto topico |
Speech processing systems
Signal processing - Digital techniques Error-correcting codes (Information theory) |
| ISBN |
1-280-60611-8
9786610606115 0-470-03174-3 0-470-03175-1 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Digital Speech Transmission; Contents; Preface; 1 Introduction; 2 Models of Speech Production and Hearing; 2.1 Organs of Speech Production; 2.2 Characteristics of Speech Signals; 2.3 Model of Speech Production; 2.3.1 Acoustic Tube Model of the Vocal Tract; 2.3.2 Digital All-Pole Model of the Vocal Tract; 2.4 Anatomy of Hearing; 2.5 Psychoacoustic Properties of the Auditory Organ; 2.5.1 Hearing and Loudness; 2.5.2 Spectral Resolution; 2.5.3 Masking; Bibliography; 3 Spectral Transformations; 3.1 Fourier Transform of Continuous Signals; 3.2 Fourier Transform of Discrete Signals
3.3 Linear Shift Invariant Systems3.3.1 Frequency Response of LSI Systems; 3.4 The z-transform; 3.4.1 Relation to FT; 3.4.2 Properties of the ROC; 3.4.3 Inverse z-transform; 3.4.4 z-transform Analysis of LSI Systems; 3.5 The Discrete Fourier Transform; 3.5.1 Linear and Cyclic Convolution; 3.5.2 The DFT of Windowed Sequences; 3.5.3 Spectral Resolution and Zero Padding; 3.5.4 Fast Computation of the DFT: The FFT; 3.5.5 Radix-2 Decimation-in-Time FFT; 3.6 Fast Convolution; 3.6.1 Fast Convolution of Long Sequences; 3.6.2 Fast Convolution by Overlap-Add; 3.6.3 Fast Convolution by Overlap-Save 3.7 Cepstral Analysis3.7.1 Complex Cepstrum; 3.7.2 Real Cepstrum; 3.7.3 Applications of the Cepstrum; Bibliography; 4 Filter Banks for Spectral Analysis and Synthesis; 4.1 Spectral Analysis Using Narrowband Filters; 4.1.1 Short-Term Spectral Analyzer; 4.1.2 Prototype Filter Design for the Analysis Filter Bank; 4.1.3 Short-Term Spectral Synthesizer; 4.1.4 Short-Term Spectral Analysis and Synthesis; 4.1.5 Prototype Filter Design for the Analysis-Synthesis Filter Bank; 4.1.6 Filter Bank Interpretation of the DFT; 4.2 Polyphase Network Filter Banks; 4.2.1 PPN Analysis Filter Bank 4.2.2 PPN Synthesis Filter Bank4.3 Quadrature Mirror Filter Banks; 4.3.1 Analysis-Synthesis Filter Bank; 4.3.2 Compensation of Aliasing and Signal Reconstruction; 4.3.3 Efficient Implementation; Bibliography; 5 Stochastic Signals and Estimation; 5.1 Basic Concepts; 5.1.1 Random Events and Probability; 5.1.2 Conditional Probabilities; 5.1.3 Random Variables; 5.1.4 Probability Distributions and Probability Density Functions; 5.1.5 Conditional PDFs; 5.2 Expectations and Moments; 5.2.1 Conditional Expectations and Moments; 5.2.2 Examples; 5.2.3 Transformation of a Random Variable 5.2.4 Relative Frequencies and Histograms5.3 Bivariate Statistics; 5.3.1 Marginal Densities; 5.3.2 Expectations and Moments; 5.3.3 Uncorrelatedness and Statistical Independence; 5.3.4 Examples of Bivariate PDFs; 5.3.5 Functions of Two Random Variables; 5.4 Probability and Information; 5.4.1 Entropy; 5.4.2 Kullback-Leibler Divergence; 5.4.3 Mutual Information; 5.5 Multivariate Statistics; 5.5.1 MultivariateGaussian Distribution; 5.5.2 χ2-distribution; 5.6 Stochastic Processes; 5.6.1 Stationary Processes; 5.6.2 Auto-correlation and Auto-covariance Functions 5.6.3 Cross-correlation and Cross-covariance Functions |
| Record Nr. | UNINA-9910877487603321 |
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Vary Peter
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| Chichester, England ; ; Hoboken, NJ, : John Wiley, c2006 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Dimension-based quality modeling of transmitted speech / / Marcel Waltermann
| Dimension-based quality modeling of transmitted speech / / Marcel Waltermann |
| Autore | Waltermann Marcel |
| Edizione | [1st ed. 2013.] |
| Pubbl/distr/stampa | Heidelberg, : Springer, 2013 |
| Descrizione fisica | 1 online resource (206 p.) |
| Disciplina |
621.39
621.39/9 |
| Collana | T-labs series in telecommunication services |
| Soggetto topico |
Telecommunication lines
Speech processing systems |
| ISBN |
1-283-94635-1
3-642-35019-4 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto | A Dimension-based Approach to Mouth-to-ear Speech Transmission Quality -- Quality Feature Space of Transmitted Speech -- Direct Scaling of Speech Quality Dimensions -- Instrumental Dimension-based Speech Quality Modeling. |
| Record Nr. | UNINA-9910739460503321 |
|
Waltermann Marcel
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| Heidelberg, : Springer, 2013 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
