collaborators

9 papers

cs.CV2026

PROBE: Manipulation-Grounded Visual Question Answering with VLM Agents

Vineet Bhat, Siyi Chen, Alex Zook +4

Vision-language Models (VLMs) excel at 2D grounding, spatial reasoning and agentic tool-based planning in static scenes. However, consider asking a home robot "Is my medication sti…

cs.CV2026

SpaceTools: Tool-Augmented Spatial Reasoning via Double Interactive RL

Siyi Chen, Mikaela Angelina Uy, Chan Hee Song +6

Vision Language Models (VLMs) demonstrate strong qualitative visual understanding, but struggle with metrically precise spatial reasoning required for embodied applications. The ag…

cs.CV2026

BOP-ASK: Object-Interaction Reasoning for Vision-Language Models

Vineet Bhat, Sungsu Kim, Valts Blukis +6

Vision Language Models (VLMs) have achieved impressive performance on spatial reasoning benchmarks, yet these evaluations mask critical weaknesses in understanding object interacti…

cs.CV2026

RoboSpatial: Teaching Spatial Understanding to 2D and 3D Vision-Language Models for Robotics

Chan Hee Song, Valts Blukis, Jonathan Tremblay +3

Spatial understanding is a crucial capability that enables robots to perceive their surroundings, reason about their environment, and interact with it meaningfully. In modern robot…

cs.RO2025

OG-VLA: Orthographic Image Generation for 3D-Aware Vision-Language Action Model

Ishika Singh, Ankit Goyal, Stan Birchfield +3

We introduce OG-VLA, a novel architecture and learning framework that combines the generalization strengths of Vision Language Action models (VLAs) with the robustness of 3D-aware…

cs.RO2025

GRS: Generating Robotic Simulation Tasks from Real-World Images

Alex Zook, Fan-Yun Sun, Josef Spjut +3

We introduce GRS (Generating Robotic Simulation tasks), a system addressing real-to-sim for robotic simulations. GRS creates digital twin simulations from single RGB-D observations…