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Unified segmentation of 3D point clouds is crucial for scene understanding, but is hindered by its sparse structure, limited annotations, and the challenge of distinguishing fine-grained object classes in complex environments. Existing…

Computer Vision and Pattern Recognition · Computer Science 2025-07-28 Zongyan Han , Mohamed El Amine Boudjoghra , Jiahua Dong , Jinhong Wang , Rao Muhammad Anwer

In visual question answering (VQA), an algorithm must answer text-based questions about images. While multiple datasets for VQA have been created since late 2014, they all have flaws in both their content and the way algorithms are…

Computer Vision and Pattern Recognition · Computer Science 2017-09-15 Kushal Kafle , Christopher Kanan

We introduce the task of acoustic question answering (AQA) in the area of acoustic reasoning. In this task an agent learns to answer questions on the basis of acoustic context. In order to promote research in this area, we propose a data…

Computation and Language · Computer Science 2018-11-27 Jerome Abdelnour , Giampiero Salvi , Jean Rouat

We propose a Point-Voxel DeConvolution (PVDeConv) module for 3D data autoencoder. To demonstrate its efficiency we learn to synthesize high-resolution point clouds of 10k points that densely describe the underlying geometry of Computer…

Computer Vision and Pattern Recognition · Computer Science 2021-01-13 Kseniya Cherenkova , Djamila Aouada , Gleb Gusev

Visual question answering requires a deep understanding of both images and natural language. However, most methods mainly focus on visual concept; such as the relationships between various objects. The limited use of object categories…

Computer Vision and Pattern Recognition · Computer Science 2021-01-25 Jung-Jun Kim , Dong-Gyu Lee , Jialin Wu , Hong-Gyu Jung , Seong-Whan Lee

As real-scanned point clouds are mostly partial due to occlusions and viewpoints, reconstructing complete 3D shapes based on incomplete observations becomes a fundamental problem for computer vision. With a single incomplete point cloud, it…

Visual Question Generation (VQG) is the task of generating natural questions based on an image. Popular methods in the past have explored image-to-sequence architectures trained with maximum likelihood which have demonstrated meaningful…

Computer Vision and Pattern Recognition · Computer Science 2021-01-12 Shagun Uppal , Anish Madan , Sarthak Bhagat , Yi Yu , Rajiv Ratn Shah

Answering questions about the spatial properties of the environment poses challenges for existing language and vision foundation models due to a lack of understanding of the 3D world notably in terms of relationships between objects. To…

Computer Vision and Pattern Recognition · Computer Science 2024-09-17 Emilia Szymanska , Mihai Dusmanu , Jan-Willem Buurlage , Mahdi Rad , Marc Pollefeys

Visual Question Answering (VQA) is a recent problem in computer vision and natural language processing that has garnered a large amount of interest from the deep learning, computer vision, and natural language processing communities. In…

Computer Vision and Pattern Recognition · Computer Science 2017-06-16 Kushal Kafle , Christopher Kanan

Text-based Visual Question Answering~(TextVQA) aims to produce correct answers for given questions about the images with multiple scene texts. In most cases, the texts naturally attach to the surface of the objects. Therefore, spatial…

Computer Vision and Pattern Recognition · Computer Science 2023-06-16 Hao Li , Jinfa Huang , Peng Jin , Guoli Song , Qi Wu , Jie Chen

Is basic visual understanding really solved in state-of-the-art VLMs? We present VisualOverload, a slightly different visual question answering (VQA) benchmark comprising 2,720 question-answer pairs, with privately held ground-truth…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Paul Gavrikov , Wei Lin , M. Jehanzeb Mirza , Soumya Jahagirdar , Muhammad Huzaifa , Sivan Doveh , Serena Yeung-Levy , James Glass , Hilde Kuehne

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

The Visual Question Answering (VQA) task combines challenges for processing data with both Visual and Linguistic processing, to answer basic `common sense' questions about given images. Given an image and a question in natural language, the…

Computer Vision and Pattern Recognition · Computer Science 2020-12-24 Yash Srivastava , Vaishnav Murali , Shiv Ram Dubey , Snehasis Mukherjee

With the recent rise of Large Language Models (LLMs), Vision-Language Models (VLMs), and other general foundation models, there is growing potential for multimodal, multi-task embodied agents that can operate in diverse environments given…

Robotics · Computer Science 2024-11-07 Haochen Zhang , Nader Zantout , Pujith Kachana , Zongyuan Wu , Ji Zhang , Wenshan Wang

Visual Question Answering (VQA) is a task that requires computers to give correct answers for the input questions based on the images. This task can be solved by humans with ease but is a challenge for computers. The VLSP2022-EVJVQA shared…

Computer Vision and Pattern Recognition · Computer Science 2024-06-18 Triet Minh Thai , Son T. Luu

Existing Vision-Language-Action (VLA) models typically take 2D images as visual input, which limits their spatial understanding in complex scenes. How can we incorporate 3D information to enhance VLA capabilities? We conduct a pilot study…

Computer Vision and Pattern Recognition · Computer Science 2026-05-15 Xianzhe Fan , Shengliang Deng , Xiaoyang Wu , Yuxiang Lu , Zhuoling Li , Mi Yan , Yujia Zhang , Zhizheng Zhang , He Wang , Hengshuang Zhao

We introduce GQA, a new dataset for real-world visual reasoning and compositional question answering, seeking to address key shortcomings of previous VQA datasets. We have developed a strong and robust question engine that leverages scene…

Computation and Language · Computer Science 2019-07-12 Drew A. Hudson , Christopher D. Manning

Visual Dialog is a multimodal task of answering a sequence of questions grounded in an image, using the conversation history as context. It entails challenges in vision, language, reasoning, and grounding. However, studying these subtasks…

Computer Vision and Pattern Recognition · Computer Science 2019-09-20 Satwik Kottur , José M. F. Moura , Devi Parikh , Dhruv Batra , Marcus Rohrbach

Visual Question Answering (VQA) is an evolving research field aimed at enabling machines to answer questions about visual content by integrating image and language processing techniques such as feature extraction, object detection, text…

Computer Vision and Pattern Recognition · Computer Science 2025-01-14 Ngoc Dung Huynh , Mohamed Reda Bouadjenek , Sunil Aryal , Imran Razzak , Hakim Hacid

3D Scene Question Answering (3D SQA) represents an interdisciplinary task that integrates 3D visual perception and natural language processing, empowering intelligent agents to comprehend and interact with complex 3D environments. Recent…

Computer Vision and Pattern Recognition · Computer Science 2025-08-11 Zechuan Li , Hongshan Yu , Yihao Ding , Yan Li , Yong He , Naveed Akhtar