2025-07-19
L0 is not a neutral hyperparameter
Published on July 19, 2025 1:51 PM GMTWhen we train Sparse Autoencoders (SAEs), the sparsity of the SAE, called L0 (the number of latents that fire on average), is treated...
Leaked Document Reveals Troubling Details About How AI Is Really Being Trained
Unless you've been paying particularly close attention to the tech industry lately, you may have missed one of the many wrinkles in the "artificial intelligence" story: data labeling. In machine...
Mastodon housekeeping
Since the start of 2023, I've been using my own Mastodon server, isfeeling.social, but today I've migrated my account back to the "default" mastodon.social server (where I'm @matt_birchler. A reasonable...
Scientists Say That Uranus Appears to Have a Girlfriend
When checking out Uranus, scientists discovered something exciting: that the planet appears to have a long-term girlfriend. In a new, not-yet-peer-reviewed paper, an international group of researchers detailed finding a...
Fanatical's latest build your own bundle lets you grab 23 shooters for under $2 apiece
Get Dusk, Amid Evil and, er, Pathologic 2 for less than a cup of coffee each.
Scientists Discover New World In Our Solar System: ‘Ammonite’
Meet Ammonite, a tiny weird iceball that casts doubt on the Planet Nine hypothesis.
Angry Callers Accusing Real Customer Support Staff of Being AI
A penny for the thoughts of our thankless call center workers. Long have they had to endure indignant customers fuming at them for problems beyond their control. Now they must...
How to Block Tracking and Ads
If you care about keeping your browsing habits to yourself, it’s nice to know that Brave’s default is to protect your interests first, and to only share your data when...
James Webb Spots Planets Forming Into Solar System in Real Time, Like an Organism's First Cells
Astronomers have spotted a planetary system being conceived from the swirl of gas and dust surrounding a star, giving us an unprecedented, real-time look at how our solar system would've...
The weird way AI will change jobs
#startup #founder #smallbusiness #ai #futureofwork
Bizarre "Infinity Galaxy" Could Hold the Secrets of Supermassive Black Holes
Astronomers using data collected by the James Webb Space Telescope have discovered a spectacular cosmic object they're calling the "Infinity Galaxy." The site of an epic head-on collision between two...
3D Bust Maker
Make a 3D Bust from a single photo, ready for 3D printing Discussion | Link
In Court for Fatal Crash, Tesla Admits It Wasn't Even Tracking Autopilot Crashes for the First Three Years of the Program
With so many massive and well-publicized security fails, nothing should surprise us about Tesla's internal culture — but new revelations from the country's first federal Autopilot crash trial did, in...
OpenAI Claims IMO Gold Medal
Published on July 19, 2025 9:58 AM GMTI’m excited to share that our latest @OpenAI experimental reasoning LLM has achieved a longstanding grand challenge in AI: gold medal-level performance on...
Finding the difficult work
It’s tempting to seek out the easy gigs and the straightforward projects. But of course, if they’re the easy ones, there’s probably quite a few people eager to do them....
Rustic AI
Your visual AI design editor Discussion | Link
On the deep (uncurable?) vulnerability of MCPs
Published on July 19, 2025 2:50 AM GMTMy background: researcher in AI security.This recent study demonstrates how a common AI-assisted developer setup can be exploited with prompt injection to leak...
The TechBeat: What Losing a 125K-Member Reddit Community Taught Me! The Digital Wake-Up Call I Didn’t See Coming (7/19/2025)
How are you, hacker? 🪐Want to know what's trending right now?: The Techbeat by HackerNoon has got you covered with fresh content from our trending stories of the day! Set...
Best way to ask laypeople for conditional probabilities in a Bayes net?
Published on July 19, 2025 2:45 AM GMTSuppose you want to help non-experts fill out the probabilities for a simple Bayesian network. For each link, you need them to specify...
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