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相关论文: CLIP-PCQA: Exploring Subjective-Aligned Vision-Lan…

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Recent years have witnessed the success of the deep learning-based technique in research of no-reference point cloud quality assessment (NR-PCQA). For a more accurate quality prediction, many previous studies have attempted to capture…

计算机视觉与模式识别 · 计算机科学 2024-12-03 Yujie Zhang , Qi Yang , Ziyu Shan , Yiling Xu

We focus on domain and class generalization problems in analyzing optical remote sensing images, using the large-scale pre-trained vision-language model (VLM), CLIP. While contrastively trained VLMs show impressive zero-shot generalization…

计算机视觉与模式识别 · 计算机科学 2023-11-28 Avigyan Bhattacharya , Mainak Singha , Ankit Jha , Biplab Banerjee

With the increasing demand for image-based applications, the efficient and reliable evaluation of image quality has increased in importance. Measuring the image quality is of fundamental importance for numerous image processing…

多媒体 · 计算机科学 2014-07-01 Pedram Mohammadi , Abbas Ebrahimi-Moghadam , Shahram Shirani

No-Reference Image Quality Assessment (NR-IQA) aims at estimating image quality in accordance with subjective human perception. However, most methods focus on exploring increasingly complex networks to improve the final…

计算机视觉与模式识别 · 计算机科学 2024-09-12 Ronghua Liao , Chen Hui , Lang Yuan , Haiqi Zhu , Feng Jiang

With the rapid advancement of Multi-modal Large Language Models (MLLMs), MLLM-based Image Quality Assessment (IQA) methods have shown promising generalization. However, directly extending these MLLM-based IQA methods to PCQA remains…

计算机视觉与模式识别 · 计算机科学 2026-03-17 Guohua Zhang , Jian Jin , Meiqin Liu , Chao Yao , Weisi Lin , Yao Zhao

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

Image Quality Assessment (IQA) models benefit significantly from semantic information, which allows them to treat different types of objects distinctly. Currently, leveraging semantic information to enhance IQA is a crucial research…

计算机视觉与模式识别 · 计算机科学 2024-05-21 Wensheng Pan , Timin Gao , Yan Zhang , Runze Hu , Xiawu Zheng , Enwei Zhang , Yuting Gao , Yutao Liu , Yunhang Shen , Ke Li , Shengchuan Zhang , Liujuan Cao , Rongrong Ji

Image captioning aims at automatically generating descriptions of an image in natural language. This is a challenging problem in the field of artificial intelligence that has recently received significant attention in the computer vision…

计算机视觉与模式识别 · 计算机科学 2019-04-02 Hassan Maleki Galandouz , Mohsen Ebrahimi Moghaddam , Mehrnoush Shamsfard

Most of existing category-level object pose estimation methods devote to learning the object category information from point cloud modality. However, the scale of 3D datasets is limited due to the high cost of 3D data collection and…

计算机视觉与模式识别 · 计算机科学 2024-05-07 Xiao Lin , Minghao Zhu , Ronghao Dang , Guangliang Zhou , Shaolong Shu , Feng Lin , Chengju Liu , Qijun Chen

Many dense 3D point clouds have been exploited to represent visual objects instead of traditional images or videos. To evaluate the perceptual quality of various point clouds, in this letter, we propose a novel and efficient…

多媒体 · 计算机科学 2023-04-26 Wei Zhou , Guanghui Yue , Ruizeng Zhang , Yipeng Qin , Hantao Liu

Human judgments obtained through Mean Opinion Scores (MOS) are the most reliable way to assess the quality of speech signals. However, several recent attempts to automatically estimate MOS using deep learning approaches lack robustness and…

音频与语音处理 · 电气工程与系统科学 2022-06-27 Pranay Manocha , Anurag Kumar

In object recognition applications, object images usually appear with different quality levels. Practically, it is very important to indicate object image qualities for better application performance, e.g. filtering out low-quality object…

计算机视觉与模式识别 · 计算机科学 2020-05-28 Jing Lu , Baorui Zou , Zhanzhan Cheng , Shiliang Pu , Shuigeng Zhou , Yi Niu , Fei Wu

Recently, vision-language models like CLIP have advanced the state of the art in a variety of multi-modal tasks including image captioning and caption evaluation. Many approaches leverage CLIP for cross-modal retrieval to condition…

计算机视觉与模式识别 · 计算机科学 2025-02-11 Fabian Paischer , Markus Hofmarcher , Sepp Hochreiter , Thomas Adler

The complexity of scenes and variations in image quality result in significant variability in the performance of semantic segmentation methods of remote sensing imagery (RSI) in supervised real-world scenarios. This makes the evaluation of…

图像与视频处理 · 电气工程与系统科学 2025-02-21 Huiying Shi , Zhihong Tan , Zhihan Zhang , Hongchen Wei , Yaosi Hu , Yingxue Zhang , Zhenzhong Chen

Completely blind video quality assessment (VQA) refers to a class of quality assessment methods that do not use any reference videos, human opinion scores or training videos from the target database to learn a quality model. The design of…

图像与视频处理 · 电气工程与系统科学 2024-06-25 Shankhanil Mitra , Rajiv Soundararajan

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

Self-supervised learning is attracting wide attention in point cloud processing. However, it is still not well-solved to gain discriminative and transferable features of point clouds for efficient training on downstream tasks, due to their…

计算机视觉与模式识别 · 计算机科学 2024-10-08 Xin Li , Mingqiang Wei , Songcan Chen

Multimodal aspect-based sentiment analysis(MABSA) seeks to identify aspect terms within paired image-text data and determine their fine grained sentiment polarities, representing a fundamental task for improving the effectiveness of…

计算机视觉与模式识别 · 计算机科学 2025-07-24 Xiaoqiang He

Recently, the advancements in Virtual/Augmented Reality (VR/AR) have driven the demand for Dynamic Point Clouds (DPC). Unlike static point clouds, DPCs are capable of capturing temporal changes within objects or scenes, offering a more…

计算机视觉与模式识别 · 计算机科学 2025-05-20 Yating Liu , Yujie Zhang , Qi Yang , Yiling Xu , Zhu Li , Ye-Kui Wang

Point cloud understanding is an inherently challenging problem because of the sparse and unordered structure of the point cloud in the 3D space. Recently, Contrastive Vision-Language Pre-training (CLIP) based point cloud classification…

计算机视觉与模式识别 · 计算机科学 2024-08-08 Shuvozit Ghose , Manyi Li , Yiming Qian , Yang Wang