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UPDATE: BIOPset v3 is now Live! https://biopset.com/ — The launch period is underway until Sunday, February 7th at 11:47PM UTC. During the launch period all actions receive a 4x reward bonus.


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One is true. The other is false. | image credit: John Robert Marasigan

After completing my most recent data science project, where I was asked to create a classification model, I thought it would be helpful to create a reference guide on the Confusion Matrix, with a focus on the important terms relating to this highly-important tool.


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Photo by Külli Kittus on Unsplash

The frequent practice of fitting the final selected model followed by reporting estimates and confidence intervals without adjusting them to take the model building process into account has led to calls to stop using stepwise model building altogether[5][6] or to at least make sure model uncertainty is correctly reflected.[7][8] — from Wikipedia

NOTE: If you want to get right into the Stepwise addition questions, please scroll down a bit :)


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Two beautiful toes. Ready to dip into DeFi.

Decentralized Finance, or DeFi, is a (not so) new development in the crypto world, and if you’re reading this, you’re probably wondering about it.

  1. What is DeFi?
  2. What’s the purpose of DeFi? (different from the first question)
  3. What’s one interesting protocol in…


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“When all you have is a hammer, everything looks like a nail.” — Abraham Maslow

Here’s what I’m thinking these days:


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https://unsplash.com/@lazycreekimages

2.5 quintillion bytes of data were created every single day back in 2018, with this number having grown since then.


The majority of cryptocurrencies are built on the blockchain. In this article, I discussed why one ought to be more excited about blockchain — and not bitcoin — due to the power of distributed ledger technology. Blockchain is just one example of distributed ledger technology.

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Blockchain vs. Hashgraph

Here, a description of Hedera hashgraph, from their website:

Marvin Lee

Copywriting & Customer Journeys | practicing ma’at & meditation | Student of Kemet, data science, & decentralization.

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