Re: [httpstreaming] QoE feedback support

"Ali C. Begen (abegen)" <abegen@cisco.com> Wed, 10 November 2010 14:57 UTC

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From: "Ali C. Begen (abegen)" <abegen@cisco.com>
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Thread-Topic: [httpstreaming] QoE feedback support
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Date: Wed, 10 Nov 2010 22:57:27 +0800
To: "David Singer" <singer@apple.com>
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Cc: Ingemar Johansson S <ingemar.s.johansson@ericsson.com>, httpstreaming <httpstreaming@ietf.org>
Subject: Re: [httpstreaming] QoE feedback support
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Sure but this does not answer my question afaict. 

-acbegen

On Nov 10, 2010, at 9:09 PM, "David Singer" <singer@apple.com> wrote:

> 
> On Nov 10, 2010, at 13:52 , Ali C. Begen (abegen) wrote:
> 
> > I really find it very unattractive to call this stuff QoE reporting/feedback. Give me one example on what metric would measure my level of pleasure from a streaming service ;)
> >
> > -acbegen
> >
> >> -----Original Message-----
> >> From: httpstreaming-bounces@ietf.org [mailto:httpstreaming-bounces@ietf.org] On Behalf Of Ingemar Johansson S
> >> Sent: Wednesday, November 10, 2010 8:42 PM
> >> To: httpstreaming
> >> Subject: [httpstreaming] QoE feedback support
> >>
> >> FYI
> >>
> >> This document describes how QoE support is proposed for HTTP streaming in 3GPP.
> >> http://www.3gpp.org/ftp/tsg_sa/WG4_CODEC/Ad-hoc_MBS/Docs_AHI/S4-AHI118.zip
> >> I suspect that there exist a newer version and/or a better description.
> >>
> 
> we were actually just discussing this area at a 3G meeting, and I realized that there are really two kinds of metrics it is useful to get from clients:
> 
> a) truly Qo Experience, that is, experiential metrics -- the mismatch between the user's expectation, and reality (tune-in delay, media they wanted to see but did not, and so on)
> b) operational metrics -- amount of data fetched, buffer sizes maintained, and so on
> 
> There are some in the middle, like bandwidth experienced, which are both operational and affect experience.
> 
> David Singer
> Multimedia and Software Standards, Apple Inc.
>