Re: [SystemSafety] Degraded software performance [diverged from Fault, Failure and Reliability Again]

From: Derek M Jones < >
Date: Thu, 05 Mar 2015 13:59:03 +0000

> There are more people on this list with a good publications record in the statistical evaluation of
> software than there are people who have recently expressed an opinion that the entire approach is
> flawed.

If good publication record is the criterion to be used to decide whose views get included, then, since we are dealing with future events, the views of researchers in psychic phenomena with good publication records should also be included.

The following extract from an earlier post is worth repeating.

On 03/03/2015 14:04, C. Michael Holloway wrote:
> For those of you without access to DO-178C (2011) the exact wording is
> in 12.3.3 Software Reliability Models:
> /Many methods for predicting software reliability based on developmental
> metrics have been published, for example, software structure, defect
> detection rate, etc. This document does not provide guidance for those
> types of methods, because at the time of writing currently available
> methods do not provide results in which confidence can be placed./

Derek M. Jones           Software analysis
tel: +44 (0)1252 520667
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Received on Thu Mar 05 2015 - 14:59:17 CET

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