Know-How

Archive

Photograhing Printed Materials

When taking pictures of printed materials for future optical scanning, the environment is very important. In certain cases you will be severely limited in your choice of photographing conditions. Some archives do not allow you to remove the printed materials…

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TDA

TDA (Transition Data Analysis) is a software tool to analyze statistically transitions between categories, for example stages in a persons career or the life course of a firm . TDA was developed by Ulrich.Poetter and Goetz.Rohwer at Bochum University in…

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Analyzing Technological Innovations

Introduction Technological innovations have a profound impact on the development of industries. New technologies such as the steam engine, the internal combustion engine, the telegraph, the telephone, synthetic chemicals, semiconductors, the internet and the like have spawned entire new industries.…

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TDA

TDA (Transition Data Analysis) is a software tool to analyze statistically transitions between categories, for example stages in a persons career or the life course of a firm . TDA was developed by Ulrich.Poetter and Goetz.Rohwer at Bochum University in…

Read more →