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We propose a simple neural network model to deal with the domain adaptation problem in object recognition. Our model incorporates the Maximum Mean Discrepancy (MMD) measure as a regularization in the supervised learning to reduce the…

计算机视觉与模式识别 · 计算机科学 2016-07-28 Muhammad Ghifary , W. Bastiaan Kleijn , Mengjie Zhang

While current state-of-the-art Scene Change Detection (SCD) approaches achieve impressive results in well-trained research data, they become unreliable under unseen environments and different temporal conditions; in-domain performance drops…

计算机视觉与模式识别 · 计算机科学 2025-03-14 Jaewoo Kim , Uehwan Kim

Many parametric statistical models are not properly normalised and only specified up to an intractable partition function, which renders parameter estimation difficult. Examples of unnormalised models are Gibbs distributions, Markov random…

机器学习 · 统计学 2018-06-12 Ciwan Ceylan , Michael U. Gutmann

Deep neural networks are prone to memorizing incorrect labels during training, which degrades their generalizability. Although recent methods have combined sample selection with semi-supervised learning (SSL) to exploit the memorization…

计算机视觉与模式识别 · 计算机科学 2026-03-10 Reo Fukunaga , Soh Yoshida , Mitsuji Muneyasu

Remote sensing change detection aims to compare two or more images recorded for the same area but taken at different time stamps to quantitatively and qualitatively assess changes in geographical entities and environmental factors.…

计算机视觉与模式识别 · 计算机科学 2024-06-24 Xiaowen Ma , Zhenkai Wu , Rongrong Lian , Wei Zhang , Siyang Song

The problem of quickest change detection (QCD) in anonymous heterogeneous sensor networks is studied. There are $n$ heterogeneous sensors and a fusion center. The sensors are clustered into $K$ groups, and different groups follow different…

信号处理 · 电气工程与系统科学 2022-03-23 Zhongchang Sun , Shaofeng Zou , Ruizhi Zhang , Qunwei Li

Unsupervised Domain Adaptive (UDA) object re-identification (Re-ID) aims at adapting a model trained on a labeled source domain to an unlabeled target domain. State-of-the-art object Re-ID approaches adopt clustering algorithms to generate…

计算机视觉与模式识别 · 计算机科学 2021-08-24 Pengfei Wang , Changxing Ding , Wentao Tan , Mingming Gong , Kui Jia , Dacheng Tao

Current exposure correction methods have three challenges, labor-intensive paired data annotation, limited generalizability, and performance degradation in low-level computer vision tasks. In this work, we introduce an innovative…

计算机视觉与模式识别 · 计算机科学 2025-07-24 Ruodai Cui , Li Niu , Guosheng Hu

The application of supervised models to clinical screening tasks is challenging due to the need for annotated data for each considered pathology. Unsupervised Anomaly Detection (UAD) is an alternative approach that aims to identify any…

图像与视频处理 · 电气工程与系统科学 2025-01-24 Finn Behrendt , Debayan Bhattacharya , Robin Mieling , Lennart Maack , Julia Krüger , Roland Opfer , Alexander Schlaefer

Medical image segmentation models face severe performance drops under domain shifts, especially when data sharing constraints prevent access to source images. We present a novel Uncertainty-aware Progressive Pseudo-label Denoising (UP2D)…

图像与视频处理 · 电气工程与系统科学 2025-11-03 Quang-Khai Bui-Tran , Thanh-Huy Nguyen , Manh D. Ho , Thinh B. Lam , Vi Vu , Hoang-Thien Nguyen , Phat Huynh , Ulas Bagci

Most change detection methods assume that pre-change and post-change images are acquired by the same sensor. However, in many real-life scenarios, e.g., natural disaster, it is more practical to use the latest available images before and…

计算机视觉与模式识别 · 计算机科学 2022-02-16 Sudipan Saha , Patrick Ebel , Xiao Xiang Zhu

Remote sensing change detection (RSCD) aims to identify the changes of interest in a region by analyzing multi-temporal remote sensing images, and has an outstanding value for local development monitoring. Existing RSCD methods are devoted…

计算机视觉与模式识别 · 计算机科学 2024-06-21 Xiaowen Ma , Jiawei Yang , Rui Che , Huanting Zhang , Wei Zhang

The success of speech-image retrieval relies on establishing an effective alignment between speech and image. Existing methods often model cross-modal interaction through simple cosine similarity of the global feature of each modality,…

计算与语言 · 计算机科学 2024-09-12 Lifeng Zhou , Yuke Li , Rui Deng , Yuting Yang , Haoqi Zhu

Modern data analyses frequently encounter settings where samples of variables are contaminated by measurement error. Ignoring measurement noise can substantially degrade statistical inference, while existing correction techniques are often…

统计方法学 · 统计学 2026-04-15 Ritwik Vashistha , Jeff M. Phillips , Abhra Sarkar , Arya Farahi

State-of-the-art approaches to infer dense depth measurements from images rely on CNNs trained end-to-end on a vast amount of data. However, these approaches suffer a drastic drop in accuracy when dealing with environments much different in…

计算机视觉与模式识别 · 计算机科学 2019-09-10 Alessio Tonioni , Matteo Poggi , Stefano Mattoccia , Luigi Di Stefano

The performance of machine learning algorithms is known to be negatively affected by possible mismatches between training (source) and test (target) data distributions. In fact, this problem emerges whenever an acoustic scene classification…

音频与语音处理 · 电气工程与系统科学 2020-05-04 Alessandro Ilic Mezza , Emanuël A. P. Habets , Meinard Müller , Augusto Sarti

Mainstream unsupervised anomaly detection algorithms often excel in academic datasets, yet their real-world performance is restricted due to the controlled experimental conditions involving clean training data. Addressing the challenge of…

机器学习 · 计算机科学 2025-05-13 Thi Kieu Khanh Ho , Narges Armanfard

Object detection in sonar images is a key technology in underwater detection systems. Compared to natural images, sonar images contain fewer texture details and are more susceptible to noise, making it difficult for non-experts to…

计算机视觉与模式识别 · 计算机科学 2026-01-21 Chengzhou Li , Ping Guo , Guanchen Meng , Qi Jia , Jinyuan Liu , Zhu Liu , Xiaokang Liu , Yu Liu , Zhongxuan Luo , Xin Fan

In this work, we address the challenging task of 3D object recognition without the reliance on real-world 3D labeled data. Our goal is to predict the 3D shape, size, and 6D pose of objects within a single RGB-D image, operating at the…

计算机视觉与模式识别 · 计算机科学 2023-10-20 Mayank Lunayach , Sergey Zakharov , Dian Chen , Rares Ambrus , Zsolt Kira , Muhammad Zubair Irshad

Diffusion models have shown remarkable success across a wide range of generative tasks. However, they often suffer from spatially inconsistent generation, arguably due to the inherent locality of their denoising mechanisms. This can yield…

机器学习 · 计算机科学 2026-02-04 Wenshuai Zhao , Zhiyuan Li , Yi Zhao , Mohammad Hassan Vali , Martin Trapp , Joni Pajarinen , Juho Kannala , Arno Solin