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Deep learning (DL) is a powerful tool in computational imaging for many applications. A common strategy is to reconstruct a preliminary image as the input of a neural network to achieve an optimized image. Usually, the preliminary image is…

图像与视频处理 · 电气工程与系统科学 2021-05-12 Ruibo Shang , Kevin Hoffer-Hawlik , Geoffrey P. Luke

Tensor decomposition has emerged as a prominent technique to learn low-dimensional representation under the supervision of reconstruction error, primarily benefiting data inference tasks like completion and imputation, but not…

机器学习 · 计算机科学 2024-09-24 Man Li , Ziyue Li , Lijun Sun , Fugee Tsung

Efficient and accurate joint representation of a collection of images, that belong to the same class, is a major research challenge for practical image set classification. Existing methods either make prior assumptions about the data…

计算机视觉与模式识别 · 计算机科学 2015-04-02 Muhammad Uzair , Faisal Shafait , Bernard Ghanem , Ajmal Mian

Despite recent progress made by self-supervised methods in representation learning with residual networks, they still underperform supervised learning on the ImageNet classification benchmark, limiting their applicability in…

计算机视觉与模式识别 · 计算机科学 2022-11-07 Nenad Tomasev , Ioana Bica , Brian McWilliams , Lars Buesing , Razvan Pascanu , Charles Blundell , Jovana Mitrovic

We consider machine-learning-based malignancy prediction and lesion identification from clinical dermatological images, which can be indistinctly acquired via smartphone or dermoscopy capture. Additionally, we do not assume that images…

计算机视觉与模式识别 · 计算机科学 2021-04-07 Meng Xia , Meenal K. Kheterpal , Samantha C. Wong , Christine Park , William Ratliff , Lawrence Carin , Ricardo Henao

Light field saliency detection -- important due to utility in many vision tasks -- still lacks speed and can improve in accuracy. Due to the formulation of the saliency detection problem in light fields as a segmentation task or a…

计算机视觉与模式识别 · 计算机科学 2021-12-14 Sahan Hemachandra , Ranga Rodrigo , Chamira Edussooriya

Rapid advancements in deep learning over the past decade have fueled an insatiable demand for efficient and scalable hardware. Photonics offers a promising solution by leveraging the unique properties of light. However, conventional neural…

Segmentation of curvilinear structures is important in many applications, such as retinal blood vessel segmentation for early detection of vessel diseases and pavement crack segmentation for road condition evaluation and maintenance.…

图像与视频处理 · 电气工程与系统科学 2022-04-06 Tianyi Shi , Nicolas Boutry , Yongchao Xu , Thierry Géraud

Deep neural networks (DNNs) are increasingly used to solve partial differential equations (PDEs) that naturally arise while modeling a wide range of systems and physical phenomena. However, the accuracy of such DNNs decreases as the PDE…

机器学习 · 计算机科学 2024-03-26 Mehdi Shishehbor , Shirin Hosseinmardi , Ramin Bostanabad

We present ORACLE, the first hierarchical deep-learning model for real-time, context-aware classification of transient and variable astrophysical phenomena. ORACLE is a recurrent neural network with Gated Recurrent Units (GRUs), and has…

Electron-impact ionization cross sections of atoms and molecules are essential for plasma modelling. However, experimentally determining the absolute cross sections is not easy, and ab initio calculations become computationally prohibitive…

等离子体物理 · 物理学 2024-10-10 Yifan Wang , Linlin Zhong

In high-energy physics, particles produced in collision events decay in a format of a hierarchical tree structure, where only the final decay products can be observed using detectors. However, the large combinatorial space of possible tree…

高能物理 - 唯象学 · 物理学 2024-11-22 Junjian Lu , Siwei Liu , Dmitrii Kobylianski , Etienne Dreyer , Eilam Gross , Shangsong Liang

In this paper, we propose a new unsupervised domain adaptation (DA) method called layer-adapted implicit distribution alignment networks (LIDAN) to address the challenge of cross-corpus speech emotion recognition (SER). LIDAN extends our…

声音 · 计算机科学 2023-10-09 Yan Zhao , Yuan Zong , Jincen Wang , Hailun Lian , Cheng Lu , Li Zhao , Wenming Zheng

Solving stiff ordinary differential equations (StODEs) requires sophisticated numerical solvers, which are often computationally expensive. In general, traditional explicit time integration schemes with restricted time step sizes are not…

机器学习 · 统计学 2025-11-20 William Cole Nockolds , C. G. Krishnanunni , Tan Bui-Thanh , Xianxhu Tang

Deep-learning (DL)-based methods have shown significant promise in denoising myocardial perfusion SPECT images acquired at low dose. For clinical application of these methods, evaluation on clinical tasks is crucial. Typically, these…

图像与视频处理 · 电气工程与系统科学 2023-03-02 Md Ashequr Rahman , Zitong Yu , Barry A. Siegel , Abhinav K. Jha

Temporal variations of apparent magnitude, called light curves, are observational statistics of interest captured by telescopes over long periods of time. Light curves afford the exploration of Space Domain Awareness (SDA) objectives such…

天体物理仪器与方法 · 物理学 2022-09-01 Imène R. Goumiri , Alec M. Dunton , Amanda L. Muyskens , Benjamin W. Priest , Robert E. Armstrong

Node Importance Estimation (NIE) is a task of inferring importance scores of the nodes in a graph. Due to the availability of richer data and knowledge, recent research interests of NIE have been dedicating to knowledge graphs for…

人工智能 · 计算机科学 2024-02-29 Tianyu Zhang , Chengbin Hou , Rui Jiang , Xuegong Zhang , Chenghu Zhou , Ke Tang , Hairong Lv

Modern lidar systems can produce not only dense point clouds but also 360 degrees low-resolution images. This advancement facilitates the application of deep learning (DL) techniques initially developed for conventional RGB cameras and…

机器人学 · 计算机科学 2025-04-18 Sier Ha , Honghao Du , Xianjia Yu , Jian Song , Tomi Westerlund

Light field technology has increasingly attracted the attention of the research community with its many possible applications. The lenslet array in commercial plenoptic cameras helps capture both the spatial and angular information of light…

图像与视频处理 · 电气工程与系统科学 2021-06-24 Mohana Singh , Renu M. Rameshan

Photonic computing has emerged as a promising substrate for accelerating the dense linear-algebra operations at the heart of AI, yet adoption for large Transformer models remains in its infancy. We identify two bottlenecks: (1) costly…

新兴技术 · 计算机科学 2025-10-03 Hanqing Zhu , Zhican Zhou , Shupeng Ning , Xuhao Wu , Ray Chen , Yating Wan , David Pan