activity
20222026
most citedEcoAssistant: Using LLM Assistant More Affordably and Accurately

7 citations · 31 across the 43 of their papers we have counts for

collaborators
Showing cs.CVShow all

36 papers · 1 filter

cs.CV2026

OmniTaskonomy: When Does Visual Generation Improve Visual Understanding?

Jiaxin Ge, Yiming Qin, Ji Xie +13

Training a model to generate visual content can encourage it to learn rich perceptual capabilities related to geometry, spatial relationships, and objectness; yet, its benefits for…

cs.CV2026

Vision-Language Grounding as Bidirectional Concept Correspondence

Jieyu Zhang, Ziqi Gao, Luke Zettlemoyer +1

Vision-language grounding connects language to visual content, yet most existing formulations reduce grounding to a unidirectional localization problem: given a prespecified text p…

cs.CV2026

MolmoMotion: Forecasting Point Trajectories in 3D with Language Instruction

Jianing Zhang, Chenhao Zheng, Yajun Yang +10

Motion forecasting is central to visual intelligence: agents must anticipate how objects will move in order to plan actions, reason about physical interactions, and synthesize real…

cs.CV2026

WildDet3D: Scaling Promptable 3D Detection in the Wild

Weikai Huang, Jieyu Zhang, Sijun Li +15

Understanding objects in 3D from a single image is a cornerstone of spatial intelligence. A key step toward this goal is monocular 3D object detection--recovering the extent, locat…

cs.CV2026

You Only Judge Once: Multi-response Reward Modeling in a Single Forward Pass

Yinuo Yang, Zixian Ma, Manasi Ganti +2

We present a discriminative multimodal reward model that scores all candidate responses in a single forward pass. Conventional discriminative reward models evaluate each response i…

cs.CV2026

MolmoPoint: Better Pointing for VLMs with Grounding Tokens

Christopher Clark, Yue Yang, Jae Sung Park +8

Grounding has become a fundamental capability of vision-language models (VLMs). Most existing VLMs point by generating coordinates as part of their text output, which requires lear…

cs.CV2026

Unified Spatio-Temporal Token Scoring for Efficient Video VLMs

Jianrui Zhang, Yue Yang, Rohun Tripathi +5

Token pruning is essential for enhancing the computational efficiency of vision-language models (VLMs), particularly for video-based tasks where temporal redundancy is prevalent. P…

cs.CV2026

Video-Based Reward Modeling for Computer-Use Agents

Linxin Song, Jieyu Zhang, Huanxin Sheng +6

Computer-using agents (CUAs) are becoming increasingly capable; however, it remains difficult to scale evaluation of whether a trajectory truly fulfills a user instruction. In this…

cs.CV2026

Synthetic Visual Genome 2: Extracting Large-scale Spatio-Temporal Scene Graphs from Videos

Ziqi Gao, Jieyu Zhang, Wisdom Oluchi Ikezogwo +10

We introduce Synthetic Visual Genome 2 (SVG2), a large-scale panoptic video scene graph dataset. SVG2 contains over 636K videos with 6.6M objects, 52.0M attributes, and 6.7M relati…

cs.CV2026

VFIG: Vectorizing Complex Figures in SVG with Vision-Language Models

Qijia He, Xunmei Liu, Hammaad Memon +6

Scalable Vector Graphics (SVG) are essential for technical illustration and digital design, offering resolution independence and semantic editability. In practice, original vector…

cs.CV2026

TrajTok: Learning Trajectory Tokens enables better Video Understanding

Chenhao Zheng, Jieyu Zhang, Jianing Zhang +6

Tokenization in video models, typically through patchification, generates an excessive and redundant number of tokens. This severely limits video efficiency and scalability. While…

cs.CV2026★ 1 cited

Molmo2: Open Weights and Data for Vision-Language Models with Video Understanding and Grounding

Christopher Clark, Jieyu Zhang, Zixian Ma +18

Today's strongest video-language models (VLMs) remain proprietary. The strongest open-weight models either rely on synthetic data from proprietary VLMs, effectively distilling from…

cs.CV2025

Mull-Tokens: Modality-Agnostic Latent Thinking

Arijit Ray, Ahmed Abdelkader, Chengzhi Mao +5

Reasoning goes beyond language; the real world requires reasoning about space, time, affordances, and much more that words alone cannot convey. Existing multimodal models exploring…

cs.CV2025

SIMS-V: Simulated Instruction-Tuning for Spatial Video Understanding

Ellis Brown, Arijit Ray, Ranjay Krishna +3

Despite impressive high-level video comprehension, multimodal language models struggle with spatial reasoning across time and space. While current spatial training approaches rely…

cs.CV2025

Synthetic Object Compositions for Scalable and Accurate Learning in Detection, Segmentation, and Grounding

Weikai Huang, Jieyu Zhang, Taoyang Jia +5

Visual grouping -- operationalized through tasks such as instance segmentation, visual grounding, and object detection -- enables applications ranging from robotic perception to ph…

cs.CV2025

Explain Before You Answer: A Survey on Compositional Visual Reasoning

Fucai Ke, Joy Hsu, Zhixi Cai +10

Compositional visual reasoning has emerged as a key research frontier in multimodal AI, aiming to endow machines with the human-like ability to decompose visual scenes, ground inte…

cs.CV2025

VideoMolmo: Spatio-Temporal Grounding Meets Pointing

Ghazi Shazan Ahmad, Ahmed Heakl, Hanan Gani +4

Spatio-temporal localization is vital for precise interactions across diverse domains, from biological research to autonomous navigation and interactive interfaces. Current video-b…

cs.CV2025

Unfolding Spatial Cognition: Evaluating Multimodal Models on Visual Simulations

Linjie Li, Mahtab Bigverdi, Jiawei Gu +5

Spatial cognition is essential for human intelligence, enabling problem-solving through visual simulations rather than solely relying on verbal reasoning. However, existing AI benc…

cs.CV2025

One Trajectory, One Token: Grounded Video Tokenization via Panoptic Sub-object Trajectory

Chenhao Zheng, Jieyu Zhang, Mohammadreza Salehi +5

Effective video tokenization is critical for scaling transformer models for long videos. Current approaches tokenize videos using space-time patches, leading to excessive tokens an…

cs.CV2025

PathFinder: A Multi-Modal Multi-Agent System for Medical Diagnostic Decision-Making Applied to Histopathology

Fatemeh Ghezloo, Mehmet Saygin Seyfioglu, Rustin Soraki +6

Diagnosing diseases through histopathology whole slide images (WSIs) is fundamental in modern pathology but is challenged by the gigapixel scale and complexity of WSIs. Trained his…

cs.CV2025

MedicalNarratives: Connecting Medical Vision and Language with Localized Narratives

Wisdom O. Ikezogwo, Kevin Zhang, Mehmet Saygin Seyfioglu +3

Multi-modal models are data hungry. While datasets with natural images are abundant, medical image datasets can not afford the same luxury. To enable representation learning for me…

cs.CV2024

ProVision: Programmatically Scaling Vision-centric Instruction Data for Multimodal Language Models

Jieyu Zhang, Le Xue, Linxin Song +11

With the rise of multimodal applications, instruction data has become critical for training multimodal language models capable of understanding complex image-based queries. Existin…

cs.CV2024

Generate Any Scene: Scene Graph Driven Data Synthesis for Visual Generation Training

Ziqi Gao, Weikai Huang, Jieyu Zhang +2

Recent advances in text-to-vision generation excel in visual fidelity but struggle with compositional generalization and semantic alignment. Existing datasets are noisy and weakly…

cs.CV2024

SAT: Dynamic Spatial Aptitude Training for Multimodal Language Models

Arijit Ray, Jiafei Duan, Ellis Brown +9

Reasoning about motion and space is a fundamental cognitive capability that is required by multiple real-world applications. While many studies highlight that large multimodal lang…