05379nam 22006494a 450 991083118120332120170815121658.01-280-27632-097866102763250-470-02364-30-470-02363-5(CKB)1000000000357205(EBL)239049(OCoLC)78051926(SSID)ssj0000111201(PQKBManifestationID)11132929(PQKBTitleCode)TC0000111201(PQKBWorkID)10080534(PQKB)10476138(MiAaPQ)EBC239049(PPN)243232462(EXLCZ)99100000000035720520041115d2005 uy 0engur|n|---|||||txtccrBeyond VoIP protocols[electronic resource] understanding voice technology and networking techniques for IP telephony /Olivier Hersent, Jean-Pierre Petit, and David GurleHoboken, NJ John Wiley20051 online resource (285 p.)Description based upon print version of record.0-470-02362-7 Includes bibliographical references and index.Beyond VoIP Protocols Understanding Voice Technology and Networking Techniques for IP Telephony; Contents; Glossary; List of Abbreviations; 1 Introduction; 1.1 The rebirth of VoIP; 1.2 Why beyond VoIP protocols?; 1.2.1 Selecting a voice coder; 1.2.2 Providing 'toll quality' . . . and more; 1.2.3 Controlling IP quality of service; 1.2.4 Dimensioning the network; 1.2.5 Unleashing the potential of multicast; 1.3 Scope of this book; 1.4 Intended audience; 1.5 Conclusion; 1.6 References; 2 Introduction to Speech-coding Techniques; 2.1 A primer on digital signal processing; 2.1.1 Introduction2.1.2 Sampling and quantization2.1.3 The sampling theorem; 2.1.4 Quantization; 2.1.5 ITU G.711 A-law or μ-law, a basic coder at 64 kbit/s; 2.2 The basic tools of digital signal processing; 2.2.1 Why digital technology simplifies signal processing; 2.2.2 The Z transform and the transfer function; 2.2.3 Linear prediction for speech-coding schemes; 2.3 Overview of speech signals; 2.3.1 Narrow-band and wide-band encoding of audio signals; 2.3.2 Speech production: voiced, unvoiced, and plosive sounds; 2.3.3 A basic LPC vocoder: DOD LPC 102.3.4 Auditory perception used for speech and audio bitrate reduction2.4 Advanced voice coder algorithms; 2.4.1 Adaptive quantizers. NICAM and ADPCM coders; 2.4.2 Differential predictive quantization; 2.4.3 Long-term prediction for speech signal; 2.4.4 Vector quantization; 2.4.5 Entropy coding; 2.5 Waveform coders. ADPCM ITU-T G.726; 2.5.1 Coder specification . . . from digital test sequences to C code; 2.5.2 Embedded version of the G.726 ADPCM coder G.727; 2.5.3 Wide-band speech coding using a waveform-type coder; 2.6 Hybrids and analysis by synthesis (ABS) speech coders; 2.6.1 Principle2.6.2 The GSM full-rate RPE-LTP speech coder (GSM 06.10)2.7 Codebook-excited linear predictive (CELP) coders; 2.7.1 ITU-T 8-kbit/s CS-ACELP G.729; 2.7.2 ITU-T G.723.1: dual-rate speech coder for multimedia communications transmitting at 5.3 kbit/s and 6.3 kbit/s; 2.7.3 The low-delay CELP coding scheme: ITU-T G.728; 2.7.4 The AMR and AMR-WB coders; 2.8 Quality of speech coders; 2.8.1 Speech quality assessment; 2.8.2 ACR subjective test, mean opinion score (MOS); 2.8.3 Other methods of assessing speech quality; 2.8.4 Usage of MOS; 2.9 Conclusion on speech-coding techniques and their near future2.9.1 The race for low-bitrate coders2.9.2 Optimization of source encoding and channel encoding; 2.9.3 The future; 2.10 References; 2.10.1 Articles; 2.10.2 Books; 2.11 Annexes; 2.11.1 Main characteristics of ITU-T standardized speech coders; 2.11.2 Main characteristics of cellular mobile standardized speech coders; 3 Voice Quality; 3.1 Introduction; 3.2 Reference VoIP media path; 3.3 Echo in a telephone network; 3.3.1 Talker echo, listener echo; 3.3.2 Electric echo; 3.3.3 Acoustic echo; 3.3.4 How to limit echo; 3.4 Delay; 3.4.1 Influence of the operating system3.4.2 The influence of the jitter buffer policy on delayIn 1999-2000, VoIP (Voice-over-IP) telephony was one of the most successful buzzwords of the telecom bubble era. However, in 2001-2003, VoIP faced a very tough reality check. Now, manufacturers and service providers are drawing on what they have learnt from past experience in order to prepare to participate in the next major challenge faced by the telecommunications industry. This book offers a comprehensive overview of the issues to solve in order to deploy global revenue-generating effective ""multimedia"" services. Drawing on extensive research and practical deployment experience iInternet telephonySpeech processing systemsInternet telephony.Speech processing systems.004.62621.385Hersent Olivier28538Petit Jean-Pierre340597Gurle David28539MiAaPQMiAaPQMiAaPQBOOK9910831181203321Beyond VoIP protocols4040398UNINA04291nam 22006135 450 991025389780332120200630155706.01-4939-3777-410.1007/978-1-4939-3777-6(CKB)3710000000829178(DE-He213)978-1-4939-3777-6(MiAaPQ)EBC4635876(PPN)194801071(EXLCZ)99371000000082917820160810d2016 u| 0engurnn|008mamaatxtrdacontentcrdamediacrrdacarrierAnimal Models of Behavior Genetics /edited by Jonathan C. Gewirtz, Yong-Kyu Kim1st ed. 2016.New York, NY :Springer New York :Imprint: Springer,2016.1 online resource (XVI, 389 p. 27 illus., 22 illus. in color.) Advances in Behavior Genetics1-4939-3775-8 Includes bibliographical references at the end of each chapters and index.Overview of animal models in behavior genetics -- Neurogenetic analysis of mental deficiency in mice -- Learning and memory in dogs -- Cognition in rodents -- Kin recognition behavior in beetles -- Circadian rhythms in Drosophila -- Offensive behavior in mice - QTLs in emotionality in rodents -- Sexuality in primates -- Animal models for cognitive symptoms of schizophrenia -- Zebra fish model for endophenotype concepts -- Drosophila model for schizophrenia -- Critical reviews of animal models in behavior genetics. .This stimulating analysis reviews the broad potential of animal models to foster a deeper understanding of human pathology, strengthen connections between genetic and behavioral studies, and develop more effective treatments for mental disorders. Widely-studied and lesser-used species are examined in models that capture features along the continuum of normative and pathological behavior. The models highlight genetic causes of core features, or endophenotypes, of developmental, internalizing, and externalizing disorders, as well as dementia. Expert contributors address questions ranging from how suitable species are chosen for study to the costs and benefits of using inbred versus outbred strains, and the effects of housing environment on subject animals. Larger issues addressed include how to evaluate the applicability of animal behavioral models to the human condition and how these models can harness emerging molecular technologies to further our understanding of the genetic basis of mental illness. Included in the coverage: Mating and fighting in Drosophila. Attachment and social bonding. Impulsivity in rodents and humans. Animal models of cognitive decline. Animal models of social cognition. Future directions for animal models in behavioral genetics. A detailed map of where this evolving field is headed, Animal Models of Behavior Genetics shows geneticists, molecular biologists, and cognitive neuroscientists paths beyond established concepts toward a more knowledgeable and collaborative future.Advances in Behavior GeneticsHuman geneticsPsychiatryDevelopmental psychologyNeurosciencesHuman Geneticshttps://scigraph.springernature.com/ontologies/product-market-codes/B12008Psychiatryhttps://scigraph.springernature.com/ontologies/product-market-codes/H53003Developmental Psychologyhttps://scigraph.springernature.com/ontologies/product-market-codes/Y20010Neuroscienceshttps://scigraph.springernature.com/ontologies/product-market-codes/B18006Human genetics.Psychiatry.Developmental psychology.Neurosciences.Human Genetics.Psychiatry.Developmental Psychology.Neurosciences.611.01816599.935Gewirtz Jonathan Cedthttp://id.loc.gov/vocabulary/relators/edtKim Yong-Kyuedthttp://id.loc.gov/vocabulary/relators/edtBOOK9910253897803321Animal Models of Behavior Genetics2529027UNINA00962oam 2200337z- 450 991015507320332119960306065137.61-55164-407-X(CKB)3710000000973411(EXLCZ)99371000000097341120190218c1992uuuu -u- -engDissidence essays against the mainstream /Dimitrios RoussopoulosBlack Rose Books1-895431-40-9 DissidenceDissentersCanadaSocial movementsCanadaPolitical participationCanadaRadicalismCanadaCanadaSocial conditions1991-DissentersSocial movementsPolitical participationRadicalism322.4/4Roussopoulos Dimitrios I1069423BOOK9910155073203321Dissidence2867180UNINA