Category: NHPP

  • Deep dive looking for good enough reliability models

    A previous post summarised the main highlights of my trawl through the software reliability research papers/reports/data, which failed to find any good enough models for estimating the reliability of a software system. This post summarises a deep dive into the technical aspects of the research papers. I am now a lot more confident that better […]

  • Extracting information from duplicate fault reports

    Duplicate fault reports (that is, reports whose cause is the same underlying coding mistake) are an underused source of information. I sometimes email the authors of a paper analysing fault data asking for information about duplicates. Duplicate information is rarely available, because the authors don’t bother to record it. If a program’s coding mistakes are […]