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Related papers: LLM-Guided Material Inference for 3D Point Clouds

200 papers

Diffusion-based generative models have significantly advanced text-to-image generation but encounter challenges when processing lengthy and intricate text prompts describing complex scenes with multiple objects. While excelling in…

Computer Vision and Pattern Recognition · Computer Science 2024-02-27 Hanan Gani , Shariq Farooq Bhat , Muzammal Naseer , Salman Khan , Peter Wonka

Affordance understanding, the task of identifying actionable regions on 3D objects, plays a vital role in allowing robotic systems to engage with and operate within the physical world. Although Visual Language Models (VLMs) have excelled in…

Multi-modal large language models (MLLMs) have shown incredible capabilities in a variety of 2D vision and language tasks. We extend MLLMs' perceptual capabilities to ground and reason about images in 3-dimensional space. To that end, we…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Jang Hyun Cho , Boris Ivanovic , Yulong Cao , Edward Schmerling , Yue Wang , Xinshuo Weng , Boyi Li , Yurong You , Philipp Krähenbühl , Yan Wang , Marco Pavone

Large Reconstruction Models have made significant strides in the realm of automated 3D content generation from single or multiple input images. Despite their success, these models often produce 3D meshes with geometric inaccuracies,…

Computer Vision and Pattern Recognition · Computer Science 2024-05-27 Ruikai Cui , Xibin Song , Weixuan Sun , Senbo Wang , Weizhe Liu , Shenzhou Chen , Taizhang Shang , Yang Li , Nick Barnes , Hongdong Li , Pan Ji

Existing multimodal UAV object detection methods often overlook the impact of semantic gaps between modalities, which makes it difficult to achieve accurate semantic and spatial alignments, limiting detection performance. To address this…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Wentao Wu , Chenglong Li , Xiao Wang , Bin Luo , Qi Liu

Zero-shot 3D point cloud understanding can be achieved via 2D Vision-Language Models (VLMs). Existing strategies directly map Vision-Language Models from 2D pixels of rendered or captured views to 3D points, overlooking the inherent and…

Computer Vision and Pattern Recognition · Computer Science 2024-04-16 Guofeng Mei , Luigi Riz , Yiming Wang , Fabio Poiesi

Point cloud stands as the most widely adopted format for representing 3D shapes and scenes due to its simplicity and geometric fidelity. However, its inherent unordered and irregular nature, exacerbated by sensor noise and occlusions,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Minhas Kamal , Hiranya Garbha Kumar , Balakrishnan Prabhakaran

Accurately identifying the material composition of objects is a critical capability for AI robots powered by large language models (LLMs) to perform context-aware manipulation. Radar technologies offer a promising sensing modality for…

Signal Processing · Electrical Eng. & Systems 2025-08-06 Jiangyou Zhu , Hongyu Deng , He Chen

This paper presents ShapeLLM, the first 3D Multimodal Large Language Model (LLM) designed for embodied interaction, exploring a universal 3D object understanding with 3D point clouds and languages. ShapeLLM is built upon an improved 3D…

Computer Vision and Pattern Recognition · Computer Science 2024-07-15 Zekun Qi , Runpei Dong , Shaochen Zhang , Haoran Geng , Chunrui Han , Zheng Ge , Li Yi , Kaisheng Ma

Due to an exponential increase in published research articles, it is impossible for individual scientists to read all publications, even within their own research field. In this work, we investigate the use of large language models (LLMs)…

Conventional mechanical design follows an iterative process in which initial concepts are refined through cycles of expert assessment and resource-intensive Finite Element Method (FEM) analysis to meet performance goals. While machine…

Machine Learning · Computer Science 2025-05-02 Yayati Jadhav , Amir Barati Farimani

While Multimodal Large Language Models (MLLMs) demonstrate proficiency in 2D scenes, extending their perceptual intelligence to 3D point cloud understanding remains a significant challenge. Current approaches focus primarily on aligning 3D…

Computer Vision and Pattern Recognition · Computer Science 2026-03-02 Dongxu Zhang , Yiding Sun , Pengcheng Li , Yumou Liu , Hongqiang Lin , Haoran Xu , Xiaoxuan Mu , Liang Lin , Wenbiao Yan , Ning Yang , Chaowei Fang , Juanjuan Zhao , Jihua Zhu , Conghui He , Cheng Tan

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

Enabling Large Language Models (LLMs) to comprehend the 3D physical world remains a significant challenge. Due to the lack of large-scale 3D-text pair datasets, the success of LLMs has yet to be replicated in 3D understanding. In this…

Computer Vision and Pattern Recognition · Computer Science 2025-05-23 Yuan Tang , Xu Han , Xianzhi Li , Qiao Yu , Jinfeng Xu , Yixue Hao , Long Hu , Min Chen

This review provides a systematic analysis of comprehensive survey of 3D object detection with vision-language models(VLMs) , a rapidly advancing area at the intersection of 3D vision and multimodal AI. By examining over 100 research…

Computer Vision and Pattern Recognition · Computer Science 2025-04-29 Ranjan Sapkota , Konstantinos I Roumeliotis , Rahul Harsha Cheppally , Marco Flores Calero , Manoj Karkee

Shape-Text matching is an important task of high-level shape understanding. Current methods mainly represent a 3D shape as multiple 2D rendered views, which obviously can not be understood well due to the structural ambiguity caused by…

Computer Vision and Pattern Recognition · Computer Science 2023-04-04 Chuan Tang , Xi Yang , Bojian Wu , Zhizhong Han , Yi Chang

Large Language Models are increasingly capable of interpreting multimodal inputs to generate complex 3D shapes, yet robust methods to evaluate geometric and structural fidelity remain underdeveloped. This paper introduces a human in the…

Computer Vision and Pattern Recognition · Computer Science 2025-09-10 Ahmed R. Sadik , Mariusz Bujny

The field of efficient Large Language Model (LLM) inference is rapidly evolving, presenting a unique blend of opportunities and challenges. Although the field has expanded and is vibrant, there hasn't been a concise framework that analyzes…

Computation and Language · Computer Science 2024-05-03 Zhihang Yuan , Yuzhang Shang , Yang Zhou , Zhen Dong , Zhe Zhou , Chenhao Xue , Bingzhe Wu , Zhikai Li , Qingyi Gu , Yong Jae Lee , Yan Yan , Beidi Chen , Guangyu Sun , Kurt Keutzer

3D Large Language Models (LLMs) leveraging spatial information in point clouds for 3D spatial reasoning attract great attention. Despite some promising results, the advantages of point clouds over other modalities remain unclear. Moreover,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-28 Weichen Zhang , Ruiying Peng , Xin Zeng , Jianjie Fang , Ziyou Wang , Kaiyuan Li , Heng Dong , Wei Li , Chen Gao , Xin Wang , Xinlei Chen , Yong Li

We present a simple and effective framework, named Point2Seq, for 3D object detection from point clouds. In contrast to previous methods that normally {predict attributes of 3D objects all at once}, we expressively model the…

Computer Vision and Pattern Recognition · Computer Science 2022-03-28 Yujing Xue , Jiageng Mao , Minzhe Niu , Hang Xu , Michael Bi Mi , Wei Zhang , Xiaogang Wang , Xinchao Wang