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Related papers: Change Captioning in Remote Sensing: Evolution to …

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Most existing image tokenizers encode images into a fixed number of tokens or patches, overlooking the inherent variability in image complexity. To address this, we introduce Content-Adaptive Tokenizer (CAT), which dynamically adjusts…

Computer Vision and Pattern Recognition · Computer Science 2025-01-07 Junhong Shen , Kushal Tirumala , Michihiro Yasunaga , Ishan Misra , Luke Zettlemoyer , Lili Yu , Chunting Zhou

The point clouds collected by the Airborne Laser Scanning (ALS) system provide accurate 3D information of urban land covers. By utilizing multi-temporal ALS point clouds, semantic changes in urban area can be captured, demonstrating…

Computer Vision and Pattern Recognition · Computer Science 2025-02-20 Luqi Zhang , Haiping Wang , Chong Liu , Zhen Dong , Bisheng Yang

Supervised image captioning approaches have made great progress, but it is challenging to collect high-quality human-annotated image-text data. Recently, large-scale vision and language models (e.g., CLIP) and large-scale generative…

Computer Vision and Pattern Recognition · Computer Science 2024-03-29 Yiyu Wang , Hao Luo , Jungang Xu , Yingfei Sun , Fan Wang

Controllable image captioning is an emerging multimodal topic that aims to describe the image with natural language following human purpose, $\textit{e.g.}$, looking at the specified regions or telling in a particular text style.…

Computer Vision and Pattern Recognition · Computer Science 2023-07-07 Teng Wang , Jinrui Zhang , Junjie Fei , Hao Zheng , Yunlong Tang , Zhe Li , Mingqi Gao , Shanshan Zhao

Semantic change detection in remote sensing aims to identify land cover changes between bi-temporal image pairs. Progress in this area has been limited by the scarcity of annotated datasets, as pixel-level annotation is costly and…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Xavier Bou , Elliot Vincent , Gabriele Facciolo , Rafael Grompone von Gioi , Jean-Michel Morel , Thibaud Ehret

Remote Sensing Image Change Captioning (RSICC) aims to describe surface changes between multi-temporal remote sensing images in language, including the changed object categories, locations, and dynamics of changing objects (e.g., added or…

Computer Vision and Pattern Recognition · Computer Science 2024-05-22 Chenyang Liu , Keyan Chen , Bowen Chen , Haotian Zhang , Zhengxia Zou , Zhenwei Shi

In this paper, we present Change3D, a framework that reconceptualizes the change detection and captioning tasks through video modeling. Recent methods have achieved remarkable success by regarding each pair of bi-temporal images as separate…

Computer Vision and Pattern Recognition · Computer Science 2025-03-25 Duowang Zhu , Xiaohu Huang , Haiyan Huang , Hao Zhou , Zhenfeng Shao

Remote sensing (RS) images contain numerous objects of different scales, which poses significant challenges for the RS image change captioning (RSICC) task to identify visual changes of interest in complex scenes and describe them via…

Computer Vision and Pattern Recognition · Computer Science 2023-12-19 Chenyang Liu , Jiajun Yang , Zipeng Qi , Zhengxia Zou , Zhenwei Shi

This paper proposes a novel task for UAV scene understanding - UAV Scene Change Captioning (UAV-SCC) - which aims to generate natural language descriptions of semantic changes in dynamic aerial imagery captured from a movable viewpoint.…

Computer Vision and Pattern Recognition · Computer Science 2026-03-16 Fuhai Chen , Pengpeng Huang , Junwen Wu , Hehong Zhang , Shiping Wang , Xiaoguang Ma , Xuri Ge

Automatically describing video, or video captioning, has been widely studied in the multimedia field. This paper proposes a new task of sensor-augmented egocentric-video captioning, a newly constructed dataset for it called MMAC Captions,…

Computer Vision and Pattern Recognition · Computer Science 2021-09-08 Katsuyuki Nakamura , Hiroki Ohashi , Mitsuhiro Okada

Image captioning aims to automatically generate a natural language description of a given image, and most state-of-the-art models have adopted an encoder-decoder framework. The framework consists of a convolution neural network (CNN)-based…

Computer Vision and Pattern Recognition · Computer Science 2019-05-21 Jun Yu , Jing Li , Zhou Yu , Qingming Huang

Automated audio captioning aims to describe audio data with captions using natural language. Existing methods often employ an encoder-decoder structure, where the attention-based decoder (e.g., Transformer decoder) is widely used and…

Sound · Computer Science 2022-08-10 Feiyang Xiao , Jian Guan , Haiyan Lan , Qiaoxi Zhu , Wenwu Wang

In several real-world scenarios like autonomous navigation and mobility, to obtain a better visual understanding of the surroundings, image captioning and object detection play a crucial role. This work introduces a novel multitask learning…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Debolena Basak , P. K. Srijith , Maunendra Sankar Desarkar

Remote Sensing Image Captioning (RSIC) is the process of generating meaningful descriptions from remote sensing images. Recently, it has gained significant attention, with encoder-decoder models serving as the backbone for generating…

Computer Vision and Pattern Recognition · Computer Science 2025-07-04 Swadhin Das , Saarthak Gupta , Kamal Kumar , Raksha Sharma

Difference features obtained by comparing the images of two periods play an indispensable role in the change detection (CD) task. However, a pair of bi-temporal images can exhibit diverse changes, which may cause various difference…

Computer Vision and Pattern Recognition · Computer Science 2023-09-26 Dan Wang , Licheng Jiao , Jie Chen , Shuyuan Yang , Fang Liu

Remote sensing change detection is vital for monitoring environmental and urban transformations but faces challenges like manual feature extraction and sensitivity to noise. Traditional methods and early deep learning models, such as…

The development of high-resolution remote sensing satellites has provided great convenience for research work related to remote sensing. Segmentation and extraction of specific targets are essential tasks when facing the vast and complex…

Computer Vision and Pattern Recognition · Computer Science 2025-02-11 Jie Zhang , Xubing Yang , Rui Jiang , Wei Shao , Li Zhang

Current region feature-based image captioning methods have progressed rapidly and achieved remarkable performance. However, they are still prone to generating irrelevant descriptions due to the lack of contextual information and the…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Jun Wan , Jun Liu , Zhihui lai , Jie Zhou

Controllable Image Captioning (CIC) aims at generating natural language descriptions for an image, conditioned on information provided by end users, e.g., regions, entities or events of interest. However, available image-language datasets…

Computer Vision and Pattern Recognition · Computer Science 2024-07-18 Kalliopi Basioti , Mohamed A. Abdelsalam , Federico Fancellu , Vladimir Pavlovic , Afsaneh Fazly

Camera and radar sensors have significant advantages in cost, reliability, and maintenance compared to LiDAR. Existing fusion methods often fuse the outputs of single modalities at the result-level, called the late fusion strategy. This can…

Computer Vision and Pattern Recognition · Computer Science 2022-11-28 Youngseok Kim , Sanmin Kim , Jun Won Choi , Dongsuk Kum