| 采用众筹方式进行的语音质量主观评定 |
ITU-T P.808建议书阐述进行语音质量主观评价所用的众包方式。与实验室测试不同,采用众包方式的测试依赖通过在线平台得到连接的参与者,而且他们的任务是使用其自身设备在其自身环境中评估语音质量。本建议书就进行大众聆听测试的测试材料、实验设计和程序给出指南。所述方式应被视为是对ITU-T P.800 和 ITU-T P.835建议书所描述的实验室评估的补充。 |
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| Citation: |
https://handle.itu.int/11.1002/1000/14665 |
| Series title: |
P series: Telephone transmission quality, telephone installations, local line networks P.800-P.899: Methods for objective and subjective assessment of speech and video quality |
| Approval date: |
2021-06-13 |
| Provisional name: | P.CROWD |
| Approval process: | AAP |
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Status: |
In force |
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Maintenance responsibility: |
ITU-T Study Group 12 |
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Further details: |
Patent statement(s)
Development history
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ITU-T Supplement
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Title
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Status
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Summary
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Table of contents
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Download
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P Suppl. 10 (11/1988)
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Considerations relating to transmission characteristics for analogue handset telephones
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In force
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-
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here
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here
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P Suppl. 16 (11/1988)
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Guidelines for placement of microphones and loudspeakers in telephone conference rooms and for group audio terminals (GATs)
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In force
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-
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here
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here
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P Suppl. 20 (03/1993)
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Examples of measurements of handset receive-frequency responses: dependence on earcap leakage losses
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In force
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-
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here
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here
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P Suppl. 23 (02/1998)
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ITU-T coded-speech database
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In force
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here
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here
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here
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P Suppl. 24 (10/2005)
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Parameters describing the interaction with spoken dialogue systems
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In force
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here
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here
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here
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P Suppl. 25 (01/2011)
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Parameters describing the interaction with multimodal dialogue systems
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In force
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here
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here
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here
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P Suppl. 26 (09/2017)
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Scenarios for the subjective evaluation of audio and audiovisual multiparty telemeeting quality
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In force
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here
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here
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here
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P Suppl. 28 (09/2020)
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Considerations for the development of new QoS and QoE related objective models to be embedded in Recommendations prepared by ITU-T Study Group 12
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In force
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here
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here
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here
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P Suppl. 29 (01/2023)
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ITU-T P.800 – Use cases
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In force
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here
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here
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here
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P Suppl. 31 (01/2025)
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Subjective quality evaluation of audiovisual communication in videotelephony services
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In force
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here
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here
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here
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| Title |
Approved on |
Download |
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Subjective evaluation of media quality using a crowdsourcing approach
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2018
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here
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Practical procedures for subjective testing
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2011
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here
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Addition to Section 2.3 of the Handbook on Telephonometry
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2000
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here
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Addition to Section 3 of the Handbook on Telephonometry
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2000
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here
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Additions to the Handbook on Telephonometry
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1999
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here
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Telephonometry
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1992
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here
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