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IEICE TRANSACTIONS on Fundamentals

Software Failure Time Data Analysis via Wavelet-Based Approach

Xiao XIAO, Tadashi DOHI

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Summary :

The non-homogeneous Poisson process (NHPP) has been applied successfully to model nonstationary counting phenomena for a large class of problems. In software reliability engineering, the NHPP-based software reliability models (SRMs) are of a very important class. Since NHPP is characterized by its rate (intensity) function, which is known as the software failure rate of NHPP-based SRM, it is of great interest to estimate accurately the rate function from observed software failure data. In the existing work the same authors introduced a Haar-wavelet-based technique for this problem and found that the Haar wavelet transform provided a very powerful performance in estimating software failure rate. In this paper, we consider the application potentiality of a Daubechies wavelet estimator in the estimation of software failure rate, given the software failure time data. We give practical solutions by overcoming technical difficulties in applying the Daubechies wavelet estimator to the real software failure time data.

Publication
IEICE TRANSACTIONS on Fundamentals Vol.E95-A No.9 pp.1490-1497
Publication Date
2012/09/01
Publicized
Online ISSN
1745-1337
DOI
10.1587/transfun.E95.A.1490
Type of Manuscript
Special Section PAPER (Special Section on Software Reliability Engineering)
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