Supplementary material

Using patent data to predict technological changes


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Animated gower-representation of the Bray Curtis-space of categories in three dimensions.

In the video, dynamic evolution of decreasing and increasing Bray Curtis dissimilarities of USPTO patent categories B63, F42, B25, H05, F15 (IPC categorization) can be seen from 2018 March to 2019 October in monthly breakdown.

The animation has been created by using Python matplotlib, numpy and pandas packages.

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