Blogs on Eyal Weiss — Researcher

When Your Neighbors Are Wrong, Listening to Them Makes You Worse

Tue, 31 Mar 2026 00:00:00 +0000

A cost-sensitive neighborhood aggregation method for GNNs that routes neighbors by similarity — and what its failures reveal about two fundamentally different kinds of heterophily.

What if warehouse robots planned around the packages, not themselves?

Mon, 23 Mar 2026 00:00:00 +0000

A simple change in perspective — planning paths for items instead of robots — leads to provably optimal warehouse rearrangement and up to 2x faster completion times.

Motion planning time for robots is almost immediate

Wed, 31 Dec 2025 00:00:00 +0000

Have you ever watched a robot try to perform a task in the real world—perhaps a robotic arm trying to grab a specific object out of a cluttered bin, or a humanoid robot trying to navigate a messy room? If you have, you might have noticed a slight hesitation. The robot pauses, computes, moves a little, pauses again, and then commits to the action. That pause isn’t uncertainty; it’s intense calculation. The robot is desperately trying to figure out how to get from Point A to Point B without smashing its elbow into a table or colliding with a human.