Wittgenstein's discussion of what _all_ games have in common (nothing, really) led him to the notion of "family resemblances". Margaret Masterman, who was Witt

Wittgenstein's discussion of what _all_ games have in common (nothing, really) led him to the notion of "family resemblances". Margaret Masterman, who was Wittgenstein's student in Cambridge, may have passed some of that on to her student Karen Spärck Jones -- later of TFIDF fame (Spärck Jones, 1972; [1]) --, and Karen's Ph.D. was on semantic clustering, which years later were published as a book [2]. Her husband Roger needham published a paper about the notion of a "clump" theory of meaning [3]. So it seems Wittgenstein put some precursor ideas to clustering (linkage?) out in the Cambridge air for others to pick up... [1] https://www.emerald.com/insight/content/doi/10.1108/eb026526/full/html https://www.emerald.com/insight/content/doi/10.1108/eb026526... [2] https://dl.acm.org/doi/book/10.5555/22908 https://dl.acm.org/doi/book/10.5555/22908 [3] https://citeseerx.ist.psu.edu/document?repid=rep1&type=pdf&doi=3170a730e21d1b8c3f3d8da93b1601e324e3a109 https://citeseerx.ist.psu.edu/document?repid=rep1&type=pdf&d...