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相关论文: GT-PCQA: Geometry-Texture Decoupled Point Cloud Qu…

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The visual quality of point clouds has been greatly emphasized since the ever-increasing 3D vision applications are expected to provide cost-effective and high-quality experiences for users. Looking back on the development of point cloud…

计算机视觉与模式识别 · 计算机科学 2023-04-25 Zicheng Zhang , Wei Sun , Xiongkuo Min , Quan Zhou , Jun He , Qiyuan Wang , Guangtao Zhai

Although large multi-modality models (LMMs) have seen extensive exploration and application in various quality assessment studies, their integration into Point Cloud Quality Assessment (PCQA) remains unexplored. Given LMMs' exceptional…

计算机视觉与模式识别 · 计算机科学 2024-08-07 Zicheng Zhang , Haoning Wu , Yingjie Zhou , Chunyi Li , Wei Sun , Chaofeng Chen , Xiongkuo Min , Xiaohong Liu , Weisi Lin , Guangtao Zhai

Geometry quality assessment (GQA) of colorless point clouds is crucial for evaluating the performance of emerging point cloud-based solutions (e.g., watermarking, compression, and 3-Dimensional (3D) reconstruction). Unfortunately, existing…

计算机视觉与模式识别 · 计算机科学 2025-02-18 Zheng Li , Bingxu Xie , Chao Chu , Weiqing Li , Zhiyong Su

We introduce a Depicted image Quality Assessment method (DepictQA), overcoming the constraints of traditional score-based methods. DepictQA allows for detailed, language-based, human-like evaluation of image quality by leveraging…

计算机视觉与模式识别 · 计算机科学 2024-07-16 Zhiyuan You , Zheyuan Li , Jinjin Gu , Zhenfei Yin , Tianfan Xue , Chao Dong

Image quality assessment (IQA) serves as the golden standard for all models' performance in nearly all computer vision fields. However, it still suffers from poor out-of-distribution generalization ability and expensive training costs. To…

计算机视觉与模式识别 · 计算机科学 2024-10-11 Kai Liu , Ziqing Zhang , Wenbo Li , Renjing Pei , Fenglong Song , Xiaohong Liu , Linghe Kong , Yulun Zhang

Objective geometry quality assessment of point clouds is essential to evaluate the performance of a wide range of point cloud-based solutions, such as denoising, simplification, reconstruction, and watermarking. Existing point cloud quality…

多媒体 · 计算机科学 2022-11-03 Zhiyong Su , Chao Chu , Long Chen , Yong Li , Weiqing Li

The development of multimodal large language models (MLLMs) enables the evaluation of image quality through natural language descriptions. This advancement allows for more detailed assessments. However, these MLLM-based IQA methods…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Zheng Chen , Xun Zhang , Wenbo Li , Renjing Pei , Fenglong Song , Xiongkuo Min , Xiaohong Liu , Xin Yuan , Yong Guo , Yulun Zhang

Three-dimensional (3D) point cloud, as an emerging visual media format, is increasingly favored by consumers as it can provide more realistic visual information than two-dimensional (2D) data. Similar to 2D plane images and videos, point…

计算机视觉与模式识别 · 计算机科学 2024-11-13 Wu Chen , Qiuping Jiang , Wei Zhou , Feng Shao , Guangtao Zhai , Weisi Lin

Large Multimodal Models (LMMs) have recently enabled considerable advances in the realm of image and video quality assessment, but this progress has yet to be fully explored in the domain of 3D assets. We are interested in using these…

计算机视觉与模式识别 · 计算机科学 2025-10-10 Shashank Gupta , Gregoire Phillips , Alan C. Bovik

The rapid progress of multi-modal large language models (MLLMs) has boosted the task of image quality assessment (IQA). However, a key challenge arises from the inherent mismatch between the discrete token outputs of MLLMs and the…

计算机视觉与模式识别 · 计算机科学 2025-11-12 Zhenchen Tang , Songlin Yang , Bo Peng , Zichuan Wang , Jing Dong

Blind image quality assessment (BIQA) remains challenging due to the diversity of distortion and image content variation, which complicate the distortion patterns crossing different scales and aggravate the difficulty of the regression…

图像与视频处理 · 电气工程与系统科学 2023-11-06 Qingyi Pan , Ning Guo , Letu Qingge , Jingyi Zhang , Pei Yang

While Multimodal Large Language Models (MLLMs) have experienced significant advancement in visual understanding and reasoning, their potential to serve as powerful, flexible, interpretable, and text-driven models for Image Quality…

计算机视觉与模式识别 · 计算机科学 2024-07-12 Tianhe Wu , Kede Ma , Jie Liang , Yujiu Yang , Lei Zhang

Image quality assessment (IQA) focuses on the perceptual visual quality of images, playing a crucial role in downstream tasks such as image reconstruction, compression, and generation. The rapid advancement of multi-modal large language…

计算机视觉与模式识别 · 计算机科学 2025-05-26 Weiqi Li , Xuanyu Zhang , Shijie Zhao , Yabin Zhang , Junlin Li , Li Zhang , Jian Zhang

Recent multimodal large language models (MLLMs) have shown promising performance on video quality assessment (VQA) tasks. However, adapting them to new scenarios remains expensive due to large-scale retraining and costly mean opinion score…

计算机视觉与模式识别 · 计算机科学 2026-04-15 Xinyue Li , Shubo Xu , Zhichao Zhang , Zhaolin Cai , Yitong Chen , Guangtao Zhai

No-Reference Point Cloud Quality Assessment (NR-PCQA) aims to objectively assess the human perceptual quality of point clouds without relying on pristine-quality point clouds for reference. It is becoming increasingly significant with the…

计算机视觉与模式识别 · 计算机科学 2024-11-13 Ziyu Shan , Yujie Zhang , Yipeng Liu , Yiling Xu

With the rapid development of 3D vision, point cloud has become an increasingly popular 3D visual media content. Due to the irregular structure, point cloud has posed novel challenges to the related research, such as compression,…

计算机视觉与模式识别 · 计算机科学 2023-06-02 Ziyu Shan , Qi Yang , Rui Ye , Yujie Zhang , Yiling Xu , Xiaozhong Xu , Shan Liu

Recent advances in Multimodal Large Language Models (MLLMs) have introduced a paradigm shift for Image Quality Assessment (IQA) from unexplainable image quality scoring to explainable IQA, demonstrating practical applications like quality…

计算机视觉与模式识别 · 计算机科学 2025-08-19 Wenjie Liao , Jieyu Yuan , Yifang Xu , Chunle Guo , Zilong Zhang , Jihong Li , Jiachen Fu , Haotian Fan , Tao Li , Junhui Cui , Chongyi Li

Emerging multimodal large language models (MLLMs) exhibit great potential for chart question answering (CQA). Recent efforts primarily focus on scaling up training datasets (i.e., charts, data tables, and question-answer (QA) pairs) through…

计算机视觉与模式识别 · 计算机科学 2024-08-13 Xingchen Zeng , Haichuan Lin , Yilin Ye , Wei Zeng

No-reference bitstream-layer point cloud quality assessment (PCQA) can be deployed without full decoding at any network node to achieve real-time quality monitoring. In this work, we develop the first PCQA model dedicated to Trisoup-Lifting…

计算机视觉与模式识别 · 计算机科学 2024-10-22 Juncheng Long , Honglei Su , Qi Liu , Hui Yuan , Wei Gao , Jiarun Song , Zhou Wang

With the rapid advancement of Multi-modal Large Language Models (MLLMs), MLLM-based Image Quality Assessment (IQA) methods have shown promising performance in linguistic quality description. However, current methods still fall short in…

计算机视觉与模式识别 · 计算机科学 2025-12-01 Zhiyuan You , Xin Cai , Jinjin Gu , Tianfan Xue , Chao Dong
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