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Winson Han

12 accepted papers

2026

MolmoAct: Action Reasoning Models That Can Reason in Space

ICRA 2026poster

Reasoning is essential for purposeful action, yet most robotic foundation models map perception and instructions directly to control, limiting adaptability, generalization, and semantic grounding. We introduce Action Reasoning Models (ARMs), which integrate perception, planning, and control through …

2026

MolmoSpaces: Large-Scale Open Ecosystem for Robot Manipulation and Navigation

RSS 2026poster

Deploying robots at scale demands robustness to the long tail of everyday situations. The countless variations in scene layout, object geometry, and task specifications that characterize real environments are vast and underrepresented in existing robot benchmarks. Measuring this level of generalizat…

Cited by 0SourceScholar
2026

The One RING: A Robotic Indoor Navigation Generalist

ICRA 2026poster

Modern robots vary significantly in shape, size, and sensor configurations used to perceive and interact with their environments. However, most navigation policies are embodiment-specific—a policy trained on one robot typically fails to generalize to another, even with minor changes in body size or …

2025

GraspMolmo: Generalizable Task-Oriented Grasping via Large-Scale Synthetic Data Generation

CoRL 2025poster

We present GraspMolmo, a generalizable open-vocabulary task-oriented grasping (TOG) model. GraspMolmo predicts semantically appropriate, stable grasps conditioned on a natural language instruction and a single RGB-D frame. For instance, given "pour me some tea", GraspMolmo selects a grasp on a teapo…

Cited by 0SourceScholar
2024

Holodeck: Language Guided Generation of 3D Embodied AI Environments

CVPR 2024poster

3D simulated environments play a critical role in Embodied AI but their creation requires expertise and extensive manual effort restricting their diversity and scope. To mitigate this limitation we present Holodeck a system that generates 3D environments to match a user-supplied prompt fully automat…

2024

SPOC: Imitating Shortest Paths in Simulation Enables Effective Navigation and Manipulation in the Real World

CVPR 2024poster

Reinforcement learning (RL) with dense rewards and imitation learning (IL) with human-generated trajectories are the most widely used approaches for training modern embodied agents. RL requires extensive reward shaping and auxiliary losses and is often too slow and ineffective for long-horizon tasks…

2023

EXCALIBUR: Encouraging and Evaluating Embodied Exploration

CVPR 2023poster

Experience precedes understanding. Humans constantly explore and learn about their environment out of curiosity, gather information, and update their models of the world. On the other hand, machines are either trained to learn passively from static and fixed datasets, or taught to complete specific…

Cited by 17SourcePDFScholar
2022

🏘️ ProcTHOR: Large-Scale Embodied AI Using Procedural Generation

NeurIPS 2022accept

Massive datasets and high-capacity models have driven many recent advancements in computer vision and natural language understanding. This work presents a platform to enable similar success stories in Embodied AI. We propose ProcTHOR, a framework for procedural generation of Embodied AI environments…

Cited by 235SourcePDFScholar
2021

Learning Generalizable Visual Representations via Interactive Gameplay

ICLR 2021oral

A growing body of research suggests that embodied gameplay, prevalent not just in human cultures but across a variety of animal species including turtles and ravens, is critical in developing the neural flexibility for creative problem solving, decision making, and socialization. Comparatively littl…

Cited by 30SourcePDFScholar
2021

ManipulaTHOR: A Framework for Visual Object Manipulation

CVPR 2021poster

The domain of Embodied AI has recently witnessed substantial progress, particularly in navigating agents within their environments. These early successes have laid the building blocks for the community to tackle tasks that require agents to actively interact with objects in their environment. Object…

Cited by 147PDFScholar
2020

ALFRED: A Benchmark for Interpreting Grounded Instructions for Everyday Tasks

CVPR 2020poster

We present ALFRED (Action Learning From Realistic Environments and Directives), a benchmark for learning a mapping from natural language instructions and egocentric vision to sequences of actions for household tasks. ALFRED includes long, compositional tasks with non-reversible state changes to shri…

Cited by 922PDFcodeScholar
2020

RoboTHOR: An Open Simulation-to-Real Embodied AI Platform

CVPR 2020poster

Visual recognition ecosystems (e.g. ImageNet, Pascal, COCO) have undeniably played a prevailing role in the evolution of modern computer vision. We argue that interactive and embodied visual AI has reached a stage of development similar to visual recognition prior to the advent of these ecosystems.…

Cited by 300PDFcodeScholar