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Related papers: ScanQA: 3D Question Answering for Spatial Scene Un…

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Vision-Language Models (VLMs) have been applied to autonomous driving to support decision-making in complex real-world scenarios. However, their training on static, web-sourced image-text pairs fundamentally limits the precise…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Keishi Ishihara , Kento Sasaki , Tsubasa Takahashi , Daiki Shiono , Yu Yamaguchi

We introduce the task of localizing a flexible number of objects in real-world 3D scenes using natural language descriptions. Existing 3D visual grounding tasks focus on localizing a unique object given a text description. However, such a…

Computer Vision and Pattern Recognition · Computer Science 2023-09-12 Yiming Zhang , ZeMing Gong , Angel X. Chang

Visual Question Answering (VQA) has become one of the key benchmarks of visual recognition progress. Multiple VQA extensions have been explored to better simulate real-world settings: different question formulations, changing training and…

Computer Vision and Pattern Recognition · Computer Science 2022-02-21 Arjun Mani , Nobline Yoo , Will Hinthorn , Olga Russakovsky

In this paper, we present a novel, scalable approach for constructing open set, instance-level 3D scene representations, advancing open world understanding of 3D environments. Existing methods require pre-constructed 3D scenes and face…

Computer Vision and Pattern Recognition · Computer Science 2024-09-17 Rafay Mohiuddin , Sai Manoj Prakhya , Fiona Collins , Ziyuan Liu , André Borrmann

Visual query localization (VQL) aims to predict the spatio-temporal response of the most recent occurrence in a sequence given a query. Currently, most research focuses on visual query localization in 2D videos, while its counterpart in 3D…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Liang Peng , Bohan Tan , Zhipeng Zhang , Haobo Li , Yifan Jiao , Xingping Dong , Libo Zhang

Embodied Question Answering (EQA) combines visual scene understanding, goal-directed exploration, spatial and temporal reasoning under partial observability. A central challenge is to confine physical search to question-relevant subspaces…

Robotics · Computer Science 2026-02-18 Haochen Zhang , Nirav Savaliya , Faizan Siddiqui , Enna Sachdeva

Typical active learning strategies are designed for tasks, such as classification, with the assumption that the output space is mutually exclusive. The assumption that these tasks always have exactly one correct answer has resulted in the…

Computer Vision and Pattern Recognition · Computer Science 2019-12-10 Khaled Jedoui , Ranjay Krishna , Michael Bernstein , Li Fei-Fei

Humans explain inter-object relationships with semantic labels that demonstrate a high-level understanding required to perform complex Vision-Language tasks such as Visual Question Answering (VQA). However, existing VQA models represent…

Computer Vision and Pattern Recognition · Computer Science 2020-10-06 Moshiur Farazi , Salman Khan , Nick Barnes

Visual Question and Answering (VQA) problems are attracting increasing interest from multiple research disciplines. Solving VQA problems requires techniques from both computer vision for understanding the visual contents of a presented…

Computer Vision and Pattern Recognition · Computer Science 2016-04-07 Ilija Ilievski , Shuicheng Yan , Jiashi Feng

The recent development in multimodal learning has greatly advanced the research in 3D scene understanding in various real-world tasks such as embodied AI. However, most existing studies are facing two common challenges: 1) they are short of…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Xueying Jiang , Lewei Lu , Ling Shao , Shijian Lu

High-level 3D scene understanding is essential in many applications. However, the challenges of generating accurate 3D annotations make development of deep learning models difficult. We turn to recent advancements in automatic retrieval of…

Computer Vision and Pattern Recognition · Computer Science 2025-05-19 Yuchen Rao , Stefan Ainetter , Sinisa Stekovic , Vincent Lepetit , Friedrich Fraundorfer

Learning effective multi-modal 3D representations of objects is essential for numerous applications, such as augmented reality and robotics. Existing methods often rely on task-specific embeddings that are tailored either for semantic…

Computer Vision and Pattern Recognition · Computer Science 2025-11-06 Gaia Di Lorenzo , Federico Tombari , Marc Pollefeys , Daniel Barath

3D object detection from multi-view images in traffic scenarios has garnered significant attention in recent years. Many existing approaches rely on object queries that are generated from 3D reference points to localize objects. However, a…

Computer Vision and Pattern Recognition · Computer Science 2025-10-28 Ziyu Wang , Wenhao Li , Ji Wu

Visual question answering (VQA) is a task that combines both the techniques of computer vision and natural language processing. It requires models to answer a text-based question according to the information contained in a visual. In recent…

Computer Vision and Pattern Recognition · Computer Science 2021-05-04 Yeyun Zou , Qiyu Xie

During 3D reconstruction, it is often the case that people cannot scan each individual object from all views, resulting in missing geometry in the captured scan. This missing geometry can be fundamentally limiting for many applications,…

Computer Vision and Pattern Recognition · Computer Science 2020-03-13 Ji Hou , Angela Dai , Matthias Nießner

We propose Scan2Part, a method to segment individual parts of objects in real-world, noisy indoor RGB-D scans. To this end, we vary the part hierarchies of objects in indoor scenes and explore their effect on scene understanding models.…

Computer Vision and Pattern Recognition · Computer Science 2022-06-07 Alexandr Notchenko , Vladislav Ishimtsev , Alexey Artemov , Vadim Selyutin , Emil Bogomolov , Evgeny Burnaev

Visual understanding requires interpreting both natural scenes and the textual information that appears within them, motivating tasks such as Visual Question Answering (VQA). However, current VQA benchmarks overlook scenarios with visually…

Computer Vision and Pattern Recognition · Computer Science 2025-12-02 Jianing An , Luyang Jiang , Jie Luo , Wenjun Wu , Lei Huang

3D visual grounding aims to localize the unique target described by natural languages in 3D scenes. The significant gap between 3D and language modalities makes it a notable challenge to distinguish multiple similar objects through the…

Computer Vision and Pattern Recognition · Computer Science 2025-08-18 Feng Xiao , Hongbin Xu , Guocan Zhao , Wenxiong Kang

Generating coherent and useful image/video scenes from a free-form textual description is technically a very difficult problem to handle. Textual description of the same scene can vary greatly from person to person, or sometimes even for…

Computer Vision and Pattern Recognition · Computer Science 2020-12-01 Faria Huq , Nafees Ahmed , Anindya Iqbal

A unified model for 3D vision-language (3D-VL) understanding is expected to take various scene representations and perform a wide range of tasks in a 3D scene. However, a considerable gap exists between existing methods and such a unified…

Computer Vision and Pattern Recognition · Computer Science 2024-07-25 Ziyu Zhu , Zhuofan Zhang , Xiaojian Ma , Xuesong Niu , Yixin Chen , Baoxiong Jia , Zhidong Deng , Siyuan Huang , Qing Li