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HHT spectral analysis and significance test

Prioritizing MCDC test cases by spectral analysis of Boolean functions

Prioritizing MCDC test cases by spectral analysis of Boolean functions

... then test cases are derived to detect ...mutation analysis is a common approach [ 22 ]. Mutation analysis is a technique that makes small changes to the correct program under certain fault hypotheses ...

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Robust Statistics Analysis and Difference Significance Test of the Test Data of Laboratory Proficiency Testing

Robust Statistics Analysis and Difference Significance Test of the Test Data of Laboratory Proficiency Testing

... which test method to choose for participants in the implement processes of proficiency testing project, laboratory test methods can be national standards or industry standards of testing methods, it can ...

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Choice of Spectral Density Estimator in Ng Perron Test: Comparative Analysis

Choice of Spectral Density Estimator in Ng Perron Test: Comparative Analysis

... of test with DGP-II In this part of discussion we discuss the effective power and size distortion when data generating process consists of drift as well as time ...of test when we have positive moving ...

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HHT diagnosis by Mid-infrared spectroscopy and artificial neural network analysis

HHT diagnosis by Mid-infrared spectroscopy and artificial neural network analysis

... of HHT patients and of course vice ...(classes), HHT and non-HHT, are not character- ized by a single modality, but are multi ...observed spectral heterogeneity is more likely caused by a ...

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The significance of method in intellectual tasks : a study based upon an analysis of intelligence test errors

The significance of method in intellectual tasks : a study based upon an analysis of intelligence test errors

... and only a small (and insignificant) difference in overall error tendency. Word knowledge depends on experience, and experience in thi.. economic status, for as wit[r] ...

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Power of significance test of dummies in Simar-Wilson two-stage efficiency analysis model

Power of significance test of dummies in Simar-Wilson two-stage efficiency analysis model

... statistical significance of dummy-variable coefficients that are significant from economics perspective, unless the true coefficient is very ...statistical significance of the corresponding coefficients of ...

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Which statistical significance test best detects oncomiRNAs in cancer tissues? An exploratory analysis

Which statistical significance test best detects oncomiRNAs in cancer tissues? An exploratory analysis

... gene sequencing cost. Although DE miRNAs in tumor tissues can be detected by various available methods, the accuracy of these methods remains a critical issue. DE genes have been ubiquitously detected by the ...

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Power of significance test of dummies in Simar Wilson two stage efficiency analysis model

Power of significance test of dummies in Simar Wilson two stage efficiency analysis model

... statistical significance of dummy-variable coefficients that are significant from economics perspective, unless the true coefficient is very ...statistical significance of the corresponding coefficients of ...

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The Significance of Positive Verification in Unit Test Assessment

The Significance of Positive Verification in Unit Test Assessment

... students' test suites for the quiz also demonstrated similar traits when analyzed only with naturally occurring ...automated analysis of characterizing implementations as positive or negative and then ...

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Gearbox fault diagnosis based on autocorrelation and HHT

Gearbox fault diagnosis based on autocorrelation and HHT

... The test bench structure The two acceleration sensors are mounted on the skin of the planetary gearbox, sampling frequency of the test system is 20 KHz, time is 6 s, speed is 800 rpm, rated power is 4 ...to ...

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Significance of parametric spectral ratio methods in detection and recognition of whispered speech

Significance of parametric spectral ratio methods in detection and recognition of whispered speech

... parametric spectral ratio method that can be used to detect whispered speech segments within normally phonated speech is ...parametric spectral ratio method computes a ratio spectrum of the linear ...

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The null hypothesis significance test in health sciences research (1995-2006): statistical analysis and interpretation

The null hypothesis significance test in health sciences research (1995-2006): statistical analysis and interpretation

... • The two elements that affect the results, namely the sample size and the magnitude of the effect, are inex- tricably linked in the value of p and we can always get a lower P-value by increasing the sample size. Thus, ...

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The Analysis of Coal or Rock Electromagnetic Radiation (EMR) Signals Based on Hilbert-Huang Transform (HHT)

The Analysis of Coal or Rock Electromagnetic Radiation (EMR) Signals Based on Hilbert-Huang Transform (HHT)

... using HHT to these IMFs, you can get the instantaneous frequency of each IMF, the instantaneous frequency of all IMFs can be of a new method of time-frequency description, that is Hilbert ...spectrum. HHT ...

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Spectral Analysis of Stochastic Processes

Spectral Analysis of Stochastic Processes

... This implies that there is no evidence for more (linear) structure in the underlying dy- namics. Consequently many goodness-of-fit tests are based on testing the residuals for compatibility with a white noise process. A ...

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Spectral Analysis of Protein Sequences

Spectral Analysis of Protein Sequences

... Therefore, two white noise tests, Fisher’s Kappa tests and Bartlett's Kolmogorov-Smirnov (BKS) are conducted (SAS, 1992) to analyze the bHLH protein domain. The results are shown in Table 2. Although these statistical ...

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Optimization of the End Effect of Hilbert-Huang transform (HHT)

Optimization of the End Effect of Hilbert-Huang transform (HHT)

... 5.3 Test Experiment To verify the practical effectiveness of the proposed method, gear failure experiments on a gear transmission test-bed are ...data analysis, failure mode decom- position and ...

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Feature Extraction of ECG Signal Using HHT Algorithm

Feature Extraction of ECG Signal Using HHT Algorithm

... Wavelet analysis, and the neural network etc have been made, but the Hilbert- Huang Transform approach is unique and different from the existing ...the HHT are the Empirical Mode Decomposition (EMD) and ...

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Epidemiological analysis of the significance of low positive test results for antibody to hepatitis B surface and core antigens

Epidemiological analysis of the significance of low positive test results for antibody to hepatitis B surface and core antigens

... If only one test (anti-HBs or anti- HBc) is used for prevaccination screening and a low-positive result obtained, we would recommend retesting of that specimen for both antibodies and va[r] ...

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Carrying Out a Significance Test

Carrying Out a Significance Test

... The Practice of Statistics, 5 th Edition 3 Carrying Out a Significance Test Recall our basketball player who claimed to be an 80% free-throw shooter. In an SRS of 50 free-throws, he made 32. His sample ...

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Rejoinder to “A Significance Test for the Lasso”

Rejoinder to “A Significance Test for the Lasso”

... covariance test p-values, as Buhlmann et ...conditional test for adaptive regression, since the null hypothesis is random (and, as Buhlmann et ...the test of a random null hypothesis, and so we ...

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