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A novel data-driven process monitoring method based on dynamic independent component analysis-principle component analysis (DICA-DPCA) is proposed to compensate for shortcomings in the conventional component analysis based monitoring methods. The primary idea is to first augment the measured data matrix to take the process dynamic into account. Then perform independent component analysis (ICA) and...
In this paper, a novel data-driven approach is presented to monitor processes influenced by gradual small shifts. The primary idea is to first build multivariate exponentially weighted moving average (MEWMA) model based on the originally measured variables to keep the memory effect of the process trend. Then introduce a unified Mahalanobis distance based monitoring statistic, which makes full use...
Customer relationship management (CRM) is a business strategy, which aims at acquiring new customers and retaining current customers to gain competitive advantages. But in China, many CRM projects failed because that enterprise didnpsilat translate the CRM strategy explicitly, align the technology and competence investment with CRM strategy and execute it effectively. Our research aims at to establish...
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