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classification

This tag is associated with 3 posts

Eliminate the impossible

“When you have eliminated the impossible, whatever remains, however improbable, must be the truth” said Sherlock Holmes, in The Sign of Four, ch. 6 (1889). One of the ways to eliminate the impossible is to first enumerate everything that can be enumerated — probable or not. René Descartes said something similar. His last rule for … Continue reading

Semiotic shock

In his 1903 article “Nomenclature and divisions of triadic relations, as far as they are determined,” C.S. Peirce outlined 10 classes of signs based on 3 combinations of 3 terms. Whatever his classifications tell us about categories of signs and meanings, there’s a seductive geometry to his formulation, and some anomalies. His three semiotic terms … Continue reading

There’s an app for that

Long before smartphones existed I undertook a course that taught me to identify plant specimens. This was part of my landscape architecture degree. The course was to help designers select plants for parks, gardens, street planting, national parks, reclamation sites, etc. I learned the botanical names by rote of a couple of hundred species, mostly those available in and around Melbourne. I … Continue reading

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