opinion score (in telephony)

См. также в других словарях:

• Mean opinion score — The Mean Opinion Score (MOS) test has been used for decades in telephony networks to obtain the human user s view of the quality of the network. In multimedia (audio, voice telephony, or video) especially when codecs are used to compress the… …   Wikipedia

• экспертная оценка (в телефонии) — Значение на заранее составленной шкале, которое участник присваивает своему мнению о рабочих характеристиках системы телефонной передачи, используемое для разговора или только для прослушивания разговорной речи (МСЭ Т P.10/ G.100).… …   Справочник технического переводчика

• Quality of service — In the field of computer networking and other packet switched telecommunication networks, the traffic engineering term quality of service (QoS) refers to resource reservation control mechanisms rather than the achieved service quality. Quality of …   Wikipedia

• PEVQ — (Perceptual Evaluation of Video Quality) is a standardized end to end (E2E) measurement algorithm to score the picture quality of a video presentation by means of a 5 point mean opinion score (MOS). The measurement algorithm can be applied to… …   Wikipedia

• PSQM — ( Perceptual Speech Quality Measure ) is a computational and modeling algorithm defined in ITU Recommendation ITU T P.861 that objectively evaluates and quantifies voice quality of voice band (300 3400 Hz) .It may be used to rank the performance… …   Wikipedia

• G.711 — is an ITU T standard for audio companding. It is primarily used in telephony. The standard was released for usage in 1972.G.711 represents logarithmic pulse code modulation (PCM) samples for signals of voice frequencies, sampled at the rate of… …   Wikipedia

• G.722.2 — Le G.722.2 est une norme de compression audio de l UIT T. Ce protocole est également normalisé par l ETSI sous le nom AMR WB. Ce codec est appelé large bande car il utilise une bande passante plus grande que celle du téléphone.… …   Wikipédia en Français

• Avaya Proactive Voice Quality Management — Avaya PVQM Proactive real time voice quality management continuously and passively monitors the user voice experience without user knowledge, and conducts real time problem resolution while calls are on going without user interference. Avaya… …   Wikipedia

• Europe, history of — Introduction       history of European peoples and cultures from prehistoric times to the present. Europe is a more ambiguous term than most geographic expressions. Its etymology is doubtful, as is the physical extent of the area it designates.… …   Universalium

• Business and Industry Review — ▪ 1999 Introduction Overview        Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… …   Universalium

• Smartphone — Modern smartphones. A smartphone is a high end mobile phone[1][2] …   Wikipedia