#ModelS

Jim OShaughnessy

jposhaughnessy

1/ “To be ignorant of what occurred before you were born is to remain always a child.”~Marcus Tullius Cicero"Every generation laughs at the old fashions, but follows religiously the new."~Henry

Dr. Daniela Witten

daniela_witten

The Bias-Variance Trade-Off & "DOUBLE DESCENT" Remember the bias-variance trade-off? It says that models perform well for an "intermediate level of flexibility". You've seen the picture of the U-shape test

Madhusudanan

onlymadhoo

1/n Credit card business is going through a tectonic shift and here’s all that’s happening. CC transfers value from the poor to the rich that is, those who don’t pay

Giannina Guzmán Caloca 🇵🇷

GianniG97

astro twitter i have something to talk about that has been in my mind for a while and i finally was able to put it into words, im open to

Harry's Marketing Examples

GoodMarketingHQ

Make your marketing REALERTHREAD... Let's start with this image.Same title. Same painting. Same subreddit. One gets 300 votes. The other gets 70,000.People love REAL stuff. But it's rare.Lifeless marketing is

Wall St Whispers

WallstWhispers

Hearing LOUD whispers that $SNDL has been busy behind the scenes with a “material strategic transaction.” While the company won’t comment on the process, they now have $615M to make

Kris

KrisAbdelmessih

Neat passage (where's it from?)I'll add some rambling musing to this including the whole optimizing for grades thing (which btw I'm not wholly convinced is bad strategy despite the popularity

Lorian Hardcastle

Lorian_H

The decision in a BC case seeking to strike down laws limiting private health care (including private insurance and extra billing) comes out tomorrow (apparently at 1pm). The decision is

Ashley Jochim

aejochim

A lot of chatter recently about what it will take to reopen schools. Paul Hill and I weigh in with one piece of the puzzle that seems to be missing

Dr. Joel C. Miller

joel_c_miller

I am a mathematical modeler of infectious disease. I believe models are very powerful, valuable, and tell us a lot.https://twitter.com/NateSilver538/status/1340533431638355968 Nate has relied heavily on a model to inform his

Rohit Jindal 📚

rohit_jindal29

A THREAD on key ideas from the book "Exponential Organizations" by Salim Ismail:1/New organizations are exponential because they took something scarce and made it abundant. 2/We like to think that

Jeremy Allaire

jerallaire

1/14 The rise of crypto has brought policy and regulatory issues to the forefront and are going to become massively important very quickly. The departing administration and the incoming Democratic

JazMinnie

AviaryNotes

Current academic frustration:Now is the perfect time to rethink how we train people (especially academics) in key skills, like qual or quant research, article writing, engaging in public scholarship, etc.

el gato malo

boriquagato

this is the worst kind of revisionist apologia from USA todaysweden's strategy DID workit worked wellgathering up the sour grapes of the "experts" who advocated swedish panic and fermenting it

Cristi Proistosescu

cristiproist

Teaching moments: what do electoral projections have in common with global warming projections?Graphs below show(a) Biden's vote lead vs Votes remaining (imbalance b/w cast vs counted votes)(b)Global warming vs energy

Phil Plait

BadAstronomer

Life on Earth has nearly been wiped out again and again over time. How has this planet stayed habitable for billions of years?A new study implies that in part, we're

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