Fault detection and correction modeling of software systems

... FAULT DETECTION AND CORRECTION MODELING OF SOFTWARE SYSTEMS WU YANPING (B.S., USTC) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY DEPARTMENT OF INDUSTRIAL AND SYSTEMS ENGINEERING ... detection and correction process Software reliability modeling is to describe fault- related behaviors of software testing process, which generally includes fault detection, correction and sometimes fault ... papers on software reliability modeling, few of them address the realistic time delays between fault detection and fault correction processes Most of the models consider only software fault detection...

ADAPTIVE FAULT DETECTION AND CONDITION MONITORING OF INDUCTION MOTOR

... ADAPTIVE FAULT DETECTION AND CONDITION MONITORING OF INDUCTION MOTOR LU WENJING (B.ENG NUS) A THESIS SUBMITTED FOR THE DEGREE OF MASTER OF ENGINEERING DEPARTMENT OF ELECTRICAL AND COMPUTER ... for fault detection under various operating conditions because of the dependency of motor fault feature on the operating condition Most of the papers limit their scopes to specific motor fault detection ... application of AWPT for more types of motor faults and local conditions 10 Chapter Motor Faults and Current Signature Analysis Motor Current Signature Analysis (MCSA) represents a group of methods for motor...

Báo cáo khoa học: "Automatic Detection and Correction of Errors in Dependency Treebanks" potx

... irregularities in any kind of annotations, e.g labels, POS tags etc In fact, in the area of POS tagging a similar strategy of using the same data for training and testing in order to detect inconsistencies ... multilingual dependency parsing In Proceedings of CONLL-X, pages 149–164, New York [4] Sabine Buchholz and Darren Green, 2006 Quality control of treebanks: documenting, converting, patching In LREC ... likely candidates when looking for errors Automatic Correction of Errors In this section we propose our algorithm for automatic correction of errors, which consists out of the following steps:...

Báo cáo khoa học: "INTEGRATING MULTIPLE KNOWLEDGE SOURCES FOR DETECTION AND CORRECTION OF REPAIRS IN HUMAN-COMPUTER DIALOG*" potx

... found in repairs are likely to be found in fluent speech, acoustic information can be quite effective when combined with other sources of information, in particular with pattern matching In studying ... can be helpful in detecting repairs is acoustics In this section we describe firsthow prosodic information can help in distinguishing repairs from false positives for patterns involving matched ... detecting a false positive Furthermore, in cases where Gemini detected a repair, it produced the intended correction in 62 out of 68 cases for syntax alone, and in 60 out of 64 cases using combined...

[Khiem] improvement of matrix converter drive reliability by online fault detection and a fault tolerant switching strategy IEEE trans

... cost, and limitations,” IEEE Trans Power Electron., vol 19, no 4, pp 1108–1116, Jul 2004 [25] S Kwak and H A Toliyat, “An approach to fault- tolerant three-phase matrix converter drives,” IEEE Trans ... Teichmann and J Oyama, “ARCP soft -switching technique in matrix converters,” IEEE Trans Ind Electron., vol 49, no 2, pp 353–361, Apr 2002 [5] F Bradaschia, M C Cavalcanti, F A S Neves, and H ... NGUYEN-DUY et al.: IMPROVEMENT OF MATRIX CONVERTER DRIVE RELIABILITY 245 like the current and voltage in the presence of a fault are analyzed to derive an algorithm to detect the fault location [15]–[19]...

Báo cáo hóa học: "Research Article Detection and Correction of Under-/Overexposed Optical Soundtracks by Coupling " pot

... 4.1 Distortion detection by center of gravity shifts The center of gravity of a spectrum (COG) is in a sense, the “mean” frequency, and this method is used for pitch detection and for audio restoration ... flare) and the S-shaped response of the film Suppose a small, sharply focused spot of light is exposed on a piece of film After processing, the developed image is likely to be larger than the spot of ... processing of the optical representation of the soundtrack; (2) for our closed-loop approach (Figure 17), the sign of the feedback signal will be manually set by the operator 2.2 Simulation of optical...

Báo cáo y học: " Detection and correction of false segmental duplications caused by genome mis-assembly" potx

... article as: Kelley and Salzberg, Detection and correction of false segmental duplications caused by genome mis-assembly Genome Biology 2010, 11:R28 Page 11 of 11 ... JE, Lander ES: Assembly of polymorphic genomes: algorithms and application to Ciona savignyi Genome Res 2005, 15:1127-1135 Bailey JA, Church DM, Ventura M, Rocchi M, Eichler EE: Analysis of segmental ... Bioinformatics and Computational Biology at the University of Maryland for cow Detection of potential haplotype mis-assemblies Haplotype sequence that is placed twice in the assembly will have one of two...

Báo cáo y học: "Quake: quality-aware detection and correction of sequencing errors" docx

... small repeats Assembly of the raw uncorrected reads was quite poor because of the very low quality suffixes of many of the 124 bp reads Thus, we compare assembly of quality trimmed reads (performed ... corrections by quality value and nucleotide to nucleotide type During this initial pass, we only make simple, unambiguous corrections by abandoning low quality reads more aggressively and using ... GB of RAM to store the k-mers and counts, many of which are artifacts of sequencing errors Instead of executing this computation on a single large memory machine, we harnessed the power of many...

Detection and resolution enhancement of laser induced fault localization techniques 1

... lock-n detection assuming T1 /   DUT 16 9 17 1 17 2 17 3 17 3 17 4 17 5 17 9 18 0 18 1 18 2 18 2 18 3 18 5 19 3 19 4 xxii Chapter _ Chapter 1: Failure Analysis and Fault Localization ... Narrowband Lock-In Detection 11 1 11 5 5.2 .1. 1 DC-Coupled Detection Systems 11 5 5.2 .1. 2 AC-Coupled Detection Systems 11 7 5.2.2 Wideband Lock-In Detection 12 0 5.2.2 .1 DC-Coupled Detection Systems 12 0 ... image (a) and reflected-TIVA overlay image (b) from a polysilicon structure using Mitutoyo 20x objective and RSIL application 14 2 14 7 14 9 15 3 15 5 15 6 15 8 15 8 15 9 16 0 16 1 16 1 16 2 16 6 16 6 16 8 16 9 xxi...

Detection and resolution enhancement of laser induced fault localization techniques 2

... ac   2 v d Av (2  x)  sin (2n  1) o t d  1 y 1 z    2 2   (To  2t d ) n 1 2n  1  (2n  1) (2  )  (2n  1) (2  )    A(1  x)   2 1  (2n  1) (2  )   2 v d Av ... 1  (2n  1) (2  )      B (1  y ) 2  x  , 2   (2n  1) (2  )     C (1  z )  2    (2n  1) (2  )  (5.17a) ac b2 n 1 ( o )    (2n  1)(1  y )  2 4vd Av 2  ... (To  2t d )  b2 n1 (o ) 1  cos[(2n  1)otd ]    2n    n1  (5 .22 a) (5 .22 b) Substituting eqn (5.14a) and eqn (5.14b) into eqn (5 .22 b) results in the in-phase WB lock-in detection...

Fault detection and forecast in dynamical systems

... within the next 12 months 1.2 Objective In this thesis, two applications of fault detection and forecast are investigated The first application is in an engineering domain, involving detection and ... cos φ sinψ + sin φ sin θ cosψ ) + w(sin φ sinψ + cos φ sin θ cosψ ) ⋅ p E = u cos θ sinψ + v(cos φ cosψ + sin φ sin θ sinψ ) (2.4) + w(− sin φ cosψ + cos φ sin θ sinψ ) ⋅ h = u sin θ − v sin φ ... jeopardising the safety of the pilot and his passengers In recent decades, there has been an increasing interest in fault detection and diagnosis in engineering applications R Isermann and P Balle...

Tài liệu lecture 09: Error Sources, Detection and Correction doc

... Telecommunications, Fall 1999 Lecture- 09 Error Sources, Detection and Correction Error Detection Methods: • Parity Checking The oldest, simplest and least effective method of error detection is parity ... equipment failure or power outages lecture 09 .doc Page (6) CSN200 Introduction to Telecommunications, Fall 1999 Lecture- 09 Error Sources, Detection and Correction Error Prevention: • Shielding (p.140) ... 1000001 T 1010100 A 1000001 BCC lecture 09 .doc 1000100 1101111 Page (6) CSN200 Introduction to Telecommunications, Fall 1999 Lecture- 09 Error Sources, Detection and Correction • Polynomial Checking...

Tài liệu Chapter 10 Error Detection and Correction docx

... section: Error Detection Error Correction Hamming Distance Minimum Hamming Distance 10. 13 Figure 10. 5 Datawords and codewords in block coding 10. 14 Example 10. 1 The 4B/5B block coding discussed in Chapter ... error undetectable 10. 18 Table 10. 1 A code for error detection (Example 10. 2) 10. 19 Note An error- detecting code can detect only the types of errors for which it is designed; other types of errors ... 10. 4 Figure 10. 1 Single-bit error 10. 5 Note A burst error means that or more bits in the data unit have changed 10. 6 Figure 10. 2 Burst error of length 10. 7 Note To detect or correct errors, we...

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