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This paper provides a novel framework for single-domain generalized object detection (i.e., Single-DGOD), where we are interested in learning and maintaining the semantic structures of self-augmented compound cross-domain samples to enhance…

Computer Vision and Pattern Recognition · Computer Science 2023-07-11 Zhijie Rao , Jingcai Guo , Luyao Tang , Yue Huang , Xinghao Ding , Song Guo

In this work we propose a novel token-based training strategy that improves Transformer-Transducer (T-T) based speaker change detection (SCD) performance. The conventional T-T based SCD model loss optimizes all output tokens equally. Due to…

Audio and Speech Processing · Electrical Eng. & Systems 2022-12-06 Guanlong Zhao , Quan Wang , Han Lu , Yiling Huang , Ignacio Lopez Moreno

State Space Models (SSMs) have recently gained traction in remote sensing change detection (CD) for their favorable scaling properties. In this paper, we explore the potential of modern convolutional and attention-based architectures as a…

Computer Vision and Pattern Recognition · Computer Science 2026-02-24 Yufan Wang , Sokratis Makrogiannis , Chandra Kambhamettu

Semi-supervised change detection (SSCD) utilizes partially labeled data and a large amount of unlabeled data to detect changes. However, the transformer-based SSCD network does not perform as well as the convolution-based SSCD network due…

Computer Vision and Pattern Recognition · Computer Science 2024-09-24 Yan Xing , Qi'ao Xu , Jingcheng Zeng , Rui Huang , Sihua Gao , Weifeng Xu , Yuxiang Zhang , Wei Fan

We present a simple reduction from sequential estimation to sequential changepoint detection (SCD). In short, suppose we are interested in detecting changepoints in some parameter or functional $\theta$ of the underlying distribution. We…

Statistics Theory · Mathematics 2023-02-07 Shubhanshu Shekhar , Aaditya Ramdas

Virtual particles are peculiar objects. They figure prominently in much of theoretical and experimental research in elementary particle physics. But exactly what they are is far from obvious. In particular, to what extent they should be…

Computation and Language · Computer Science 2024-10-23 Michael Zichert , Adrian Wüthrich

Out-of-distribution (OOD) detection represents a critical challenge in remote sensing applications, where reliable identification of novel or anomalous patterns is essential for autonomous monitoring, disaster response, and environmental…

Computer Vision and Pattern Recognition · Computer Science 2025-10-03 Chenhao Wang , Yingrui Ji , Yu Meng , Yunjian Zhang , Yao Zhu

Joint source-channel coding (JSCC) offers a promising avenue for enhancing transmission efficiency by jointly incorporating source and channel statistics into the system design. A key advancement in this area is the deep joint source and…

Information Theory · Computer Science 2025-07-22 Maojun Zhang , Haotian Wu , Guangxu Zhu , Richeng Jin , Xiaoming Chen , Deniz Gündüz

Lexical Semantic Change Detection (LSCD) is a complex, lemma-level task, which is usually operationalized based on two subsequently applied usage-level tasks: First, Word-in-Context (WiC) labels are derived for pairs of usages. Then, these…

Computation and Language · Computer Science 2026-05-26 Dominik Schlechtweg , Sachin Yadav , Jonas Kuhn , Nikolay Arefyev

Self-supervised contrastive learning (SSCL) has achieved significant milestones in remote sensing image (RSI) understanding. Its essence lies in designing an unsupervised instance discrimination pretext task to extract image features from a…

Machine Learning · Computer Science 2023-11-29 Zhaoyang Zhang , Zhen Ren , Chao Tao , Yunsheng Zhang , Chengli Peng , Haifeng Li

Referring Remote Sensing Image Segmentation provides a flexible and fine-grained framework for remote sensing scene analysis via vision-language collaborative interpretation. Current approaches predominantly utilize a three-stage pipeline…

Computer Vision and Pattern Recognition · Computer Science 2026-03-19 Keyan Chen , Chenyang Liu , Bowen Chen , Jiafan Zhang , Zhengxia Zou , Zhenwei Shi

Current approaches for video grounding propose kinds of complex architectures to capture the video-text relations, and have achieved impressive improvements. However, it is hard to learn the complicated multi-modal relations by only…

Computer Vision and Pattern Recognition · Computer Science 2021-08-25 Xinpeng Ding , Nannan Wang , Shiwei Zhang , De Cheng , Xiaomeng Li , Ziyuan Huang , Mingqian Tang , Xinbo Gao

Speech deepfake detection (SDD) is essential for maintaining trust in voice-driven technologies and digital media. Although recent SDD systems increasingly rely on self-supervised learning (SSL) representations that capture rich contextual…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-05 Cemal Hanilçi , Md Sahidullah , Tomi Kinnunen

The performance of a semantic segmentation model for remote sensing (RS) images pretrained on an annotated dataset would greatly decrease when testing on another unannotated dataset because of the domain gap. Adversarial generative methods,…

Computer Vision and Pattern Recognition · Computer Science 2022-10-31 Yang Zhao , Peng Guo , Zihao Sun , Xiuwan Chen , Han Gao

Change detection in remote sensing imagery is a critical technique for Earth observation, primarily focusing on pixel-level segmentation of change regions between bi-temporal images. The essence of pixel-level change detection lies in…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Sijun Dong , Fangcheng Zuo , Geng Chen , Siming Fu , Xiaoliang Meng

Semantic understanding of 3D scenes is essential for robots to operate effectively and safely in complex environments. Existing methods for semantic scene reconstruction and semantic-aware novel view synthesis often rely on dense multi-view…

Computer Vision and Pattern Recognition · Computer Science 2026-03-04 Sheng Ye , Zhen-Hui Dong , Ruoyu Fan , Tian Lv , Yong-Jin Liu

Popular Transformer networks have been successfully applied to remote sensing (RS) image change detection (CD) identifications and achieve better results than most convolutional neural networks (CNNs), but they still suffer from two main…

Computer Vision and Pattern Recognition · Computer Science 2023-06-06 Tao Lei , Yetong Xu , Hailong Ning , Zhiyong Lv , Chongdan Min , Yaochu Jin , Asoke K. Nandi

Change detection (CD) is an important problem in remote sensing, especially in disaster time for urban management. Most existing traditional methods for change detection are categorized based on pixel or objects. Object-based models are…

Computer Vision and Pattern Recognition · Computer Science 2021-02-02 Farnoosh Heidary , Mehran Yazdi , Maryam Dehghani , Peyman Setoodeh

The encoder-decoder framework has become widely popular nowadays. In this model, the encoder extracts informative visual features from an input image, and the decoder employs a sequence-to-sequence formulation to generate the corresponding…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Swadhin Das , Vivek Yadav

Text-based person anomaly search retrieves specific behavioral events from surveillance archives using natural-language queries. Although recent pose-aware methods align geometric structures well, they face a fundamental Pose-Semantic Gap:…

Computer Vision and Pattern Recognition · Computer Science 2026-05-28 Zequn Xie , Guijin Luo , Chuxin Wang , Sihang Cai , Tao Jin , Zhou Zhao , Yixuan Tang