What one PageRank sweep costs: five implementations on one host
What one sweep of one PageRank kernel costs across five implementations on one host, with every distance carrying its margin.
Announcing Fihrist
Fihrist brings versioned enterprise table contracts and governed agent reads to the QueryGraph stack.
Eigen Hacks: what one threshold was hiding
Eigen Hacks is Eigen Times pointed at twenty years of Hacker News. The corpus, the fit and the site went up in a day; the interesting part was discovering that the paper was quietly nonsense—one clustering threshold inherited from newspapers merged half of every day into a single story—and what coun
Alexy interviews Sir Timothy Gowers on the Future of Math and AI
Interview recorded at Station F, Paris, at GOSIM AI on May 6, 2026. Alexy Khrabrov speaks with Sir Timothy Gowers, Fields Medal-winning mathematician, professor at the Collège de France and the University of Cambridge, and a leading voice on automatic theorem proving. The conversation covers how mathematicians actually discover
Convening the Community
Community Research Center for Reliable AI (CR4AI) is established at Northeastern Oakland in November 2025, under the leadership of Dr. Alexy Khrabrov, who joins Northeastern as an Adjunct Research Scientist. CR4AI is created with a belief that in order to build AI that works for all, you need a diverse
Community Research
Why did we start the name of our Center with Community? Technologies such as AI affect all strata of the society. But even before AI, Open-source Software (OSS), and before that, Free Software as pioneered by FSF, was advanced through inherently community-centric processes. The reason is that such
Reliable AI Manifesto
Over the course of the Summer 2025, Dr. Alexy Khrabrov convened industry leaders building production AI systems, asking a question: 💡What engineering principles do we need to follow to make AI reliable? The process of deep thought and discussion lead to the concise document listing the pillars and principles of
CR4AI Begins at AI By the Bay 2025
At the opening of AI By the Bay 2025, Alexy Khrabrov, Ph.D., Founder and Organizer of AI By the Bay conferences and Bay Area AI meetups, and Dr. Bethany Edmunds, the Associate Dean for West Coast, Northeastern University, announced the establishment of the Community Research Center for Reliable AI