Lecture 5 April 18, 2026

JEPA & V-JEPA 2

LeCun's vision for autonomous intelligence. From JEPA foundations to V-JEPA 2 at 1B scale, and LeWorld's tiny end-to-end JEPA for real robot deployment with SO-101.

LeCun JEPA V-JEPA 2 LeWorld SO-101 Energy-Based Models
Open Slides

Lecture Outline

Five parts tracing the arc from LeCun's philosophy to state-of-the-art joint world-action models.

Part 1: LeCun's Vision

🧠

Cognitive Architecture

Energy-Based Models

📊

Learning Efficiency

🔮

Why Not Generate?

Part 2: JEPA Framework

🎯

JEPA Core Concept

🏗️

Architecture

🎭

Collapse Prevention

Part 3: V-JEPA 2

📹

Video Masking

🔬

Attentive Probing

📈

Scaling to 1B

🤖

Robot Results

Part 4: LeWorld

🌍

End-to-End JEPA

⚖️

SigReg

🏎️

Efficiency

Part 5: Capstone Projects

🤖

LeWorld + SO-101

💭

Imagination Control

🔍

Surprise Detector

🔄

Multi-Task Transfer