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Related papers: UniChange: Unifying Change Detection with Multimod…

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Recent advancements in Remote Sensing (RS) for Change Detection (CD) and Change Captioning (CC) have seen substantial success by adopting deep learning techniques. Despite these advances, existing methods often handle CD and CC tasks…

Computer Vision and Pattern Recognition · Computer Science 2024-10-16 Yuduo Wang , Weikang Yu , Michael Kopp , Pedram Ghamisi

In the remote sensing community, multimodal change detection (MCD) is particularly critical due to its ability to track changes across different imaging conditions and sensor types, making it highly applicable to a wide range of real-world…

Image and Video Processing · Electrical Eng. & Systems 2024-10-23 Tao Zhan , Yuanyuan Zhu , Jie Lan , Qianlong Dang

Change detection (CD) is fundamental to computer vision and remote sensing, supporting applications in environmental monitoring, disaster response, and urban development. Most CD models assume co-registered inputs, yet real-world imagery…

Computer Vision and Pattern Recognition · Computer Science 2025-12-16 Seyedehanita Madani , Rama Chellappa , Vishal M. Patel

Remote sensing change detection (CD) is a pivotal technique that pinpoints changes on a global scale based on multi-temporal images. With the recent expansion of deep learning, supervised deep learning-based CD models have shown…

Computer Vision and Pattern Recognition · Computer Science 2024-04-16 Kai Tang , Jin Chen

Change detection (CD) by comparing two bi-temporal images is a crucial task in remote sensing. With the advantages of requiring no cumbersome labeled change information, unsupervised CD has attracted extensive attention in the community.…

Computer Vision and Pattern Recognition · Computer Science 2023-08-03 Qingsong Xu , Yilei Shi , Jianhua Guo , Chaojun Ouyang , Xiao Xiang Zhu

Change detection is one of the most active research areas in Remote Sensing (RS). Most of the recently developed change detection methods are based on deep learning (DL) algorithms. This kind of algorithms is generally focused on generating…

Image and Video Processing · Electrical Eng. & Systems 2023-01-18 Valerio Marsocci , Virginia Coletta , Roberta Ravanelli , Simone Scardapane , Mattia Crespi

In this paper, we present a lightweight and effective change detection model, called TinyCD. This model has been designed to be faster and smaller than current state-of-the-art change detection models due to industrial needs. Despite being…

Computer Vision and Pattern Recognition · Computer Science 2022-11-08 Andrea Codegoni , Gabriele Lombardi , Alessandro Ferrari

Document comparison typically relies on optical character recognition (OCR) as its core technology. However, OCR requires the selection of appropriate language models for each document and the performance of multilingual or hybrid models…

Computer Vision and Pattern Recognition · Computer Science 2024-12-06 Doyoung Park , Naresh Reddy Yarram , Sunjin Kim , Minkyu Kim , Seongho Cho , Taehee Lee

Change detection (CD) is to decouple object changes (i.e., object missing or appearing) from background changes (i.e., environment variations) like light and season variations in two images captured in the same scene over a long time span,…

Computer Vision and Pattern Recognition · Computer Science 2023-06-21 Rui Huang , Ruofei Wang , Qing Guo , Jieda Wei , Yuxiang Zhang , Wei Fan , Yang Liu

The scaling of Large Language Models (LLMs) is increasingly limited by data quality. Most methods handle data mixing and sample selection separately, which can break the structure in code corpora. We introduce \textbf{UniGeM}, a framework…

Machine Learning · Computer Science 2026-02-04 Changhao Wang , Yunfei Yu , Xinhao Yao , Jiaolong Yang , Riccardo Cantoro , Chaobo Li , Qing Cui , Jun Zhou

Semantic Change Detection (SCD) is recognized as both a crucial and challenging task in the field of image analysis. Traditional methods for SCD have predominantly relied on the comparison of image pairs. However, this approach is…

Computer Vision and Pattern Recognition · Computer Science 2024-01-23 Yinhe Liu , Sunan Shi , Zhuo Zheng , Jue Wang , Shiqi Tian , Yanfei Zhong

Cognitive diagnosis (CD) plays a crucial role in intelligent education, evaluating students' comprehension of knowledge concepts based on their test histories. However, current CD methods often model students, exercises, and knowledge…

Computation and Language · Computer Science 2025-05-21 Weiming Zhang , Lingyue Fu , Qingyao Li , Kounianhua Du , Jianghao Lin , Jingwei Yu , Wei Xia , Weinan Zhang , Ruiming Tang , Yong Yu

Consistency models (CMs) have shown promise in the efficient generation of both image and text. This raises the natural question of whether we can learn a unified CM for efficient multimodal generation (e.g., text-to-image) and…

Computer Vision and Pattern Recognition · Computer Science 2025-05-20 Chenkai Xu , Xu Wang , Zhenyi Liao , Yishun Li , Tianqi Hou , Zhijie Deng

Change Detection (CD) has been attracting extensive interests with the availability of bi-temporal datasets. However, due to the huge cost of multi-temporal images acquisition and labeling, existing change detection datasets are small in…

Computer Vision and Pattern Recognition · Computer Science 2024-04-15 Deyi Ji , Siqi Gao , Mingyuan Tao , Hongtao Lu , Feng Zhao

Existed pre-training methods either focus on single-modal tasks or multi-modal tasks, and cannot effectively adapt to each other. They can only utilize single-modal data (i.e. text or image) or limited multi-modal data (i.e. image-text…

Computation and Language · Computer Science 2022-03-15 Wei Li , Can Gao , Guocheng Niu , Xinyan Xiao , Hao Liu , Jiachen Liu , Hua Wu , Haifeng Wang

Designing effective data manipulation methods is a long standing problem in data lakes. Traditional methods, which rely on rules or machine learning models, require extensive human efforts on training data collection and tuning models.…

Artificial Intelligence · Computer Science 2024-05-13 Yichen Qian , Yongyi He , Rong Zhu , Jintao Huang , Zhijian Ma , Haibin Wang , Yaohua Wang , Xiuyu Sun , Defu Lian , Bolin Ding , Jingren Zhou

We introduce UniGen, a unified multimodal large language model (MLLM) capable of image understanding and generation. We study the full training pipeline of UniGen from a data-centric perspective, including multi-stage pre-training,…

Computer Vision and Pattern Recognition · Computer Science 2025-05-21 Rui Tian , Mingfei Gao , Mingze Xu , Jiaming Hu , Jiasen Lu , Zuxuan Wu , Yinfei Yang , Afshin Dehghan

Causal discovery (CD) and Large Language Models (LLMs) have emerged as transformative fields in artificial intelligence that have evolved largely independently. While CD specializes in uncovering cause-effect relationships from data, and…

Computation and Language · Computer Science 2025-02-18 Guangya Wan , Yunsheng Lu , Yuqi Wu , Mengxuan Hu , Sheng Li

Change detection (CD) is a fundamental task in remote sensing (RS) which aims to detect the semantic changes between the same geographical regions at different time stamps. Existing convolutional neural networks (CNNs) based approaches…

Computer Vision and Pattern Recognition · Computer Science 2024-04-29 Mubashir Noman , Mustansar Fiaz , Hisham Cholakkal

Convolutional neural networks (CNN) and Transformers have made impressive progress in the field of remote sensing change detection (CD). However, both architectures have inherent shortcomings: CNN are constrained by a limited receptive…

Image and Video Processing · Electrical Eng. & Systems 2024-12-31 Hongruixuan Chen , Jian Song , Chengxi Han , Junshi Xia , Naoto Yokoya