A most surprising & little-known results in statistics is that the mean (μ) and median (m) are within a std deviation (σ)
|μ−m| ≤ σ
for unimodal densities bound is even tighter
|μ−m| ≤ 0.7756 σ
This beautiful results first appeared in a 1932 paper by Hotelling & Solomons
Researchers at MIT have solved a particularly challenging differential equation that dates back to the early 1900s.
And that's enabled researchers to create a new type of AI that can learn on the spot and adapt to changing patterns. https://t.co/fvXN3fNDkk
Chinese social media users report Huawei phones automatically deleting* videos of the protests that took place in China, without notifying the owners.
*Not sure if it’s from the cloud or device level
Our sci-fi movies have not even imagined this level of dystopia…
Just raised $500m for my new startup that uses AI to detect crypto fraud.
We don’t actually use any AI, we just say that everything is fraud and haven’t been proven wrong yet.
1/27 So after having been in one too many Twitter discussions about renewable share in energy grids, I decided to finally write a 🧵on the subject, trying to collect what I have learned in the last decade, so I can link to this in further discussions.
Microsoft Excel and Google Sheets are powerful and widely used. But data scientists tell @Nature there’s a right way and a wrong way to use them. 🔒 https://t.co/XUZ0GdYgyG