Stanford CS25 Talk Today: Hazel Nam & Lucas Maes, Brown University & Mila [JEPA and World Models]
Today (Thurs, 4/9) at 4:30pm PDT,
@hazel_heejeong &
@lucasmaes_ will be giving a talk for CS25 (
cs25.stanford.edu) at Skilling Auditorium (Stanford). The talk will also be livestreamed on Zoom at
stanford.zoom.us/j/921967293โฆ. As always, we are *open to everybody*, so drop by!
Presentation Title: From Representation Learning to World Modeling through Joint Embedding Predictive Architectures
Presentation Abstract: World models are increasingly moving away from reconstruction and toward prediction in latent space. In this talk, we will present two recent JEPA-based approaches that illustrate this shift from complementary angles.
Causal-JEPA induces object-level relational bias to promote representations that capture entities, and interactions, leading to stronger reasoning and more efficient planning. LeWorldModel shows that such predictive world models can also be trained stably end-to-end from raw pixels using a minimal objective and a clean architectural recipe, while remaining competitive on control tasks. Taken together, these works argue for a unified view of world modeling: predictive latent learning becomes most powerful when combined with both structural bias and architectural simplicity. This perspective suggests a promising path toward robust world models that support abstraction, reasoning, and control.
Speaker Bios: Heejeong (Hazel) Nam (
@hazel_heejeong) is a Master's student at Brown University, working on representation learning, causality, and self-supervised learning. Lucas Maes (
@lucasmaes_) is a PhD student at Mila and the University of Montreal, working on JEPA and planning.
Recordings, Slides, & More Info: The recordings will be released approx. 3 weeks after each talk on our YouTube playlist:
youtube.com/playlist?list=PLโฆ. Slides and more info are posted on our Discord server (
discord.gg/2vE7gbsjzA) and course website (
cs25.stanford.edu). Looking forward to seeing you all later today!
@_KaranPS_ @Stanford @StanfordAILab @stanfordnlp @StanfordHAI @StanfordOnline @stanfordaiclub @agihouse_org @MongoDB @modal
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