| 音视频媒体流质量的非参数入侵评估 – 更低分辨率应用领域 |
ITU-T P.1201.1建议书对用于ITU-T P.1201建议书的较低清晰度（LR）应用领域的算法模型做了说明。ITU-T P.1201系列建议书根据分组报头信息介绍基于IP的视频业务的音频、视频和音视频质量监测模型。ITU-T P.1201.1建议书的ITU-T P.1201.1较低清晰度应用领域，可用于监测移动电视等视频业务的性能和体验质量（QoE）。ITU-T P.1201.2建议书详述了较高清晰度（HR）情况的算法。详细的各自应用范围及使用局限见ITU-T P.1201建议书。 本建议书包括用于测试合规性的电子附件。 |
|
| Citation: |
https://handle.itu.int/11.1002/1000/11728 |
| Series title: |
P series: Telephone transmission quality, telephone installations, local line networks
P.1200-P.1299: Models and tools for quality assessment of streamed media |
| Approval date: |
2012-10-14 |
| Provisional name: | P.NAMS-LR |
| Approval process: | AAP |
|
Status: |
In force |
|
Maintenance responsibility: |
ITU-T Study Group 12 |
|
Further details: |
Patent statement(s)
Development history
|
|
|
|
|
|
ITU-T Supplement
|
Title
|
Status
|
Summary
|
Table of contents
|
Download
|
|
P Suppl. 10 (11/1988)
|
Considerations relating to transmission characteristics for analogue handset telephones
|
In force
|
-
|
here
|
here
|
|
P Suppl. 16 (11/1988)
|
Guidelines for placement of microphones and loudspeakers in telephone conference rooms and for group audio terminals (GATs)
|
In force
|
-
|
here
|
here
|
|
P Suppl. 20 (03/1993)
|
Examples of measurements of handset receive-frequency responses: dependence on earcap leakage losses
|
In force
|
-
|
here
|
here
|
|
P Suppl. 23 (02/1998)
|
ITU-T coded-speech database
|
In force
|
here
|
here
|
here
|
|
P Suppl. 24 (10/2005)
|
Parameters describing the interaction with spoken dialogue systems
|
In force
|
here
|
here
|
here
|
|
P Suppl. 25 (01/2011)
|
Parameters describing the interaction with multimodal dialogue systems
|
In force
|
here
|
here
|
here
|
|
P Suppl. 26 (09/2017)
|
Scenarios for the subjective evaluation of audio and audiovisual multiparty telemeeting quality
|
In force
|
here
|
here
|
here
|
|
P Suppl. 28 (09/2020)
|
Considerations for the development of new QoS and QoE related objective models to be embedded in Recommendations prepared by ITU-T Study Group 12
|
In force
|
here
|
here
|
here
|
|
P Suppl. 31 (01/2025)
|
Subjective quality evaluation of audiovisual communication in videotelephony services
|
In force
|
here
|
here
|
here
|
|
