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Recovering a sparse signal from its low-pass projections in the Fourier domain is a problem of broad interest in science and engineering and is commonly referred to as super-resolution. In many cases, however, Fourier domain may not be the…

信息论 · 计算机科学 2019-02-20 Ayush Bhandari , Yonina C. Eldar

Weak value amplification (WVA) is a metrological protocol that amplifies ultra-small physical effects. However, the amplified outcomes necessarily occur with highly suppressed probabilities, leading to the extensive debate on whether the…

量子物理 · 物理学 2020-08-19 Liang Xu , Zexuan Liu , Animesh Datta , George C. Knee , Jeff S. Lundeen , Yan-qing Lu , Lijian Zhang

Image-level weakly-supervised semantic segmentation (WSSS) reduces the usually vast data annotation cost by surrogate segmentation masks during training. The typical approach involves training an image classification network using global…

计算机视觉与模式识别 · 计算机科学 2024-06-10 Arvi Jonnarth , Yushan Zhang , Michael Felsberg

Weakly-supervised object detection (WSOD) aims to train an object detector only requiring the image-level annotations. Recently, some works have managed to select the accurate boxes generated from a well-trained WSOD network to supervise a…

计算机视觉与模式识别 · 计算机科学 2022-07-26 Zitong Huang , Yiping Bao , Bowen Dong , Erjin Zhou , Wangmeng Zuo

With the growing application of deep learning in wearable devices, lightweight and efficient models are critical to address the computational constraints in resource-limited platforms. The performance of these approaches can be potentially…

This paper proposes an end-to-end Efficient Re-parameterizationResidual Attention Network(ERRA-Net) to directly restore the nonhomogeneous hazy image. The contribution of this paper mainly has the following three aspects: 1) A novel…

图像与视频处理 · 电气工程与系统科学 2021-09-15 Tian Ye , ErKang Chen , XinRui Huang , Peng Chen

Weak supervision (WS) frameworks are a popular way to bypass hand-labeling large datasets for training data-hungry models. These approaches synthesize multiple noisy but cheaply-acquired estimates of labels into a set of high-quality…

机器学习 · 计算机科学 2023-11-30 Changho Shin , Winfred Li , Harit Vishwakarma , Nicholas Roberts , Frederic Sala

Although wireless sensor networks (WSNs) are powerful in monitoring physical events, the data collected from a WSN are almost always incomplete if the surveyed physical event spreads over a wide area. The reason for this incompleteness is…

网络与互联网体系结构 · 计算机科学 2011-08-02 Liu Xiang , Jun Luo , Chenwei Deng , Athanasios V. Vasilakos , Weisi Lin

The rhythm of bonafide speech is often difficult to replicate, which causes that the fundamental frequency (F0) of synthetic speech is significantly different from that of real speech. It is expected that the F0 feature contains the…

声音 · 计算机科学 2024-07-09 Cunhang Fan , Jun Xue , Jianhua Tao , Jiangyan Yi , Chenglong Wang , Chengshi Zheng , Zhao Lv

Real-world image super-resolution is particularly challenging for diffusion models because real degradations are complex, heterogeneous, and rarely modeled explicitly. We propose a degradation-aware and structure-preserving diffusion…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Yang Ji , Zonghao Chen , Zhihao Xue , Junqin Hu

Digital subtraction angiography (DSA) in coronary imaging is fundamentally challenged by physiological motion, forcing reliance on raw angiograms cluttered with anatomical noise. Existing deep learning methods often produced images with two…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Si Li , Chen-Kai Hu , Zhenhuan Lyu , Yuanqing He

Weakly supervised object localization (WSOL) is one of the most popular and challenging tasks in computer vision. This task is to localize the objects in the images given only the image-level supervision. Recently, dividing WSOL into two…

计算机视觉与模式识别 · 计算机科学 2023-08-14 Rui Xu , Yong Luo , Han Hu , Bo Du , Jialie Shen , Yonggang Wen

Building change detection remains challenging for urban development, disaster assessment, and military reconnaissance. While foundation models like Segment Anything Model (SAM) show strong segmentation capabilities, SAM is limited in the…

计算机视觉与模式识别 · 计算机科学 2025-04-18 Yun-Cheng Li , Sen Lei , Yi-Tao Zhao , Heng-Chao Li , Jun Li , Antonio Plaza

Computational imaging enables compact infrared systems, but deep-learning pipelines that combine image reconstruction and object detection often introduce substantial inference latency. Most existing acceleration strategies compress the…

计算机视觉与模式识别 · 计算机科学 2026-05-22 Xuquan Wang , Guishuo Yang , Dapeng Yan , Yujie Xing , Xuanyu Qian , Kai Zhang , Xiong Dun , Jiande Sun , Zhanshan Wang , Xinbin Cheng

Seismic full-waveform inversion tries to estimate subsurface medium parameters from seismic data. Areas with subsurface salt bodies are of particular interest because they often have hydrocarbon reservoirs on their sides or underneath.…

计算工程、金融与科学 · 计算机科学 2020-12-23 Ajinkya Kadu , Tristan van Leeuwen , Wim A. Mulder

Compressing images at extremely low bitrates (< 0.1 bpp) has always been a challenging task since the quality of reconstruction significantly reduces due to the strong imposed constraint on the number of bits allocated for the compressed…

图像与视频处理 · 电气工程与系统科学 2020-06-16 Suraj Kiran Raman , Aditya Ramesh , Vijayakrishna Naganoor , Shubham Dash , Giridharan Kumaravelu , Honglak Lee

Compressive sensing is a technique to sample signals well below the Nyquist rate using linear measurement operators. In this paper we present an algorithm for signal reconstruction given such a set of measurements. This algorithm…

信息论 · 计算机科学 2009-06-08 Graeme Pope

Fully supervised change detection methods require difficult to procure pixel-level labels, while weakly supervised approaches can be trained with image-level labels. However, most of these approaches require a combination of changed and…

计算机视觉与模式识别 · 计算机科学 2020-11-10 Philipp Andermatt , Radu Timofte

The limited dynamic range of commercial compact camera sensors results in an inaccurate representation of scenes with varying illumination conditions, adversely affecting image quality and subsequently limiting the performance of underlying…

计算机视觉与模式识别 · 计算机科学 2022-05-17 Pranjay Shyam , Sandeep Singh Sengar , Kuk-Jin Yoon , Kyung-Soo Kim

Challenges in remote sensing object detection(RSOD), such as high interclass similarity, imbalanced foreground-background distribution, and the small size of objects in remote sensing images, significantly hinder detection accuracy.…

计算机视觉与模式识别 · 计算机科学 2025-07-04 Yujie Lei , Wenjie Sun , Sen Jia , Qingquan Li , Jie Zhang