Sophisticated network analysis means finding relationships that often aren’t easy to see. A network may have many layers—corresponding to different types of relationships in a social network, for example—but traditional approaches to analysis are limited. They tend to flatten networks into single layers, or treat layers independently of the others. A new algorithm from an…
Most Innovations Are Rephrasings of Past Tech
Most new patents are combinations of existing ideas and pretty much always have been, even as the stream of fundamentally new core technologies has slowed, according to a new paper in the Journal of the Royal Society Interface by Santa Fe Institute researchers Hyejin Youn, Luis Bettencourt, Jose Lobo, and Deborah Strumsky. Youn and colleagues…