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Chart Snapshot: Fan Charts

The Data Visualisation Catalogue

Fan charts for pre-crisis forecasts of OECD-wide GDP growth, June 2008 forecast. Fan charts around GDP projections based on probit models of downturn risk — OECD CPI inflation projection & GDP projection for May 2017.

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Data Observability and Monitoring with DataOps

DataKitchen

Since 2008, teams working for our founding team and our customers have delivered 100s of millions of data sets, dashboards, and models with almost no errors. Best practices include continuous monitoring of machine learning models for degradations in accuracy. . Tie tests to alerts. Location Balance Tests.

Testing 214
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Introduction to Latent Dirichlet Allocation

Edwin Chen

Assuming this generative model for a collection of documents, LDA then tries to backtrack from the documents to find a set of topics that are likely to have generated the collection. Topic B : 20% chinchillas, 20% kittens, 20% cute, 15% hamster, … (at which point, you could interpret topic B to be about cute animals).