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PolyAnalyst helps medical research at the University of Wisconsin-Madison

Product name: PolyAnalyst Platforms: PolyAnalyst supports Windows 95/98/NT in their POWER version, NT only – in version PRO, or their combination – in the Client/Server version. The University of Wisconsin RDSU runs PolyAnalyst PRO on Windows NT. Background: The University of Wisconsin-Madison is considered the number one public research university in the nation. A Chronicle of Higher Education report ranked UW-Madison as the fourth largest recipient of overall research and…
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Data mining components for direct marketing: The tale of two DMs

Once, a local and customer-centered activity, the art of marketing has developed explosively over the last century. The first breakthrough came with the advent of mass communication technologies, such as radio and television, which expanded the audience reached by marketers to millions of people located throughout vast geographic areas. The price to pay for large numbers was the necessity to use a universal marketing message for everybody. Marketing became product-oriented…
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Dr. Vinizki of the Moscow National Research Center for Surgery reviews PolyAnalyst

A number of clinics around the world perform heart transplantation. One of the most difficult problems in this field is rejection of the transplanted tissue. It is critically important to know the degree of this rejection. Today the most accurate method to measure it is biopsy (analysis of a small piece of tissue taken from the patient). However, making a biopsy of the heart tissue is a complex, dangerous, and…
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Regression-based classification methods and their comparison with decision tree algorithms

Classification learning can be considered as a regression problem with dependent variable consisting of 0s and 1s. Reducing classification to the problem of finding numerical dependencies we gain an opportunity to utilize powerful regression methods implemented in the PolyAnalyst data mining system. Resulting regression functions can be considered as fuzzy membership indicators for a recognized class. In order to obtain classifying rules, the optimum threshold values which minimize the number…
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