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We explore the potential of feed-forward deep neural networks (DNNs) for emulating cloud superparameterization in realistic geography, using offline fits to data from the Super Parameterized Community Atmospheric Model. To identify the…

大气与海洋物理 · 物理学 2021-06-09 Griffin Mooers , Mike Pritchard , Tom Beucler , Jordan Ott , Galen Yacalis , Pierre Baldi , Pierre Gentine

Machine learning has taken a critical role in seismic interpretation workflows, especially in fault delineation tasks. However, despite the recent proliferation of pretrained models and synthetic datasets, the field still lacks a systematic…

计算机视觉与模式识别 · 计算机科学 2026-01-21 Jorge Quesada , Chen Zhou , Prithwijit Chowdhury , Mohammad Alotaibi , Ahmad Mustafa , Yusufjon Kumakov , Mohit Prabhushankar , Ghassan AlRegib

Deep learning has enabled realistic face manipulation (i.e., deepfake), which poses significant concerns over the integrity of the media in circulation. Most existing deep learning techniques for deepfake detection can achieve promising…

计算机视觉与模式识别 · 计算机科学 2022-12-26 Bosheng Yan , Chang-Tsun Li , Xuequan Lu

We propose a new method to tackle the mapping challenge from time-series data to spatial image in the field of seismic exploration, i.e., reconstructing the velocity model directly from seismic data by deep neural networks (DNNs). The…

计算机视觉与模式识别 · 计算机科学 2020-06-29 Shucai Li , Bin Liu , Yuxiao Ren , Yangkang Chen , Senlin Yang , Yunhai Wang , Peng Jiang

Machine learning-based seismic processing models are typically trained separately to perform specific seismic processing tasks (SPTs), and as a result, require plenty of training data. However, preparing training data sets is not trivial,…

地球物理 · 物理学 2023-09-21 Shijun Cheng , Randy Harsuko , Tariq Alkhalifah

Recent advancements in deep learning have been primarily driven by the use of large models trained on increasingly vast datasets. While neural scaling laws have emerged to predict network performance given a specific level of computational…

计算机视觉与模式识别 · 计算机科学 2023-11-13 Elior Benarous , Sotiris Anagnostidis , Luca Biggio , Thomas Hofmann

We develop a new method for regularising neural networks. We learn a probability distribution over the activations of all layers of the model and then insert imputed values into the network during training. We obtain a posterior for an…

机器学习 · 计算机科学 2019-10-14 Matthew Willetts , Alexander Camuto , Stephen Roberts , Chris Holmes

Data augmentation in deep neural networks is the process of generating artificial data in order to reduce the variance of the classifier with the goal to reduce the number of errors. This idea has been shown to improve deep neural network's…

计算机视觉与模式识别 · 计算机科学 2018-08-08 Hassan Ismail Fawaz , Germain Forestier , Jonathan Weber , Lhassane Idoumghar , Pierre-Alain Muller

Deep learning approaches are increasingly used to tackle forecasting tasks involving datasets with multiple univariate time series. A key factor in the successful application of these methods is a large enough training sample size, which is…

机器学习 · 计算机科学 2025-01-06 Vitor Cerqueira , Moisés Santos , Luis Roque , Yassine Baghoussi , Carlos Soares

Recently, seismic facies classification based on convolutional neural networks (CNN) has garnered significant research interest. However, existing CNN-based supervised learning approaches necessitate massive labeled data. Labeling is…

计算机视觉与模式识别 · 计算机科学 2023-03-14 Kewen Li , Wenlong Liu , Yimin Dou , Zhifeng Xu , Hongjie Duan , Ruilin Jing

Seismic velocity filtering is a critical technique in seismic exploration, designed to enhance the quality of effective signals by suppressing or eliminating interference waves. Traditional transform-domain methods, such as…

地球物理 · 物理学 2025-04-29 Xiaobin Li , Qiaomu Qi , Le Li , Rubing Deng

Seismic processing often requires suppressing multiples that appear when collecting data. To tackle these artifacts, practitioners usually rely on Radon transform-based algorithms as post-migration gather conditioning. However, such…

图像与视频处理 · 电气工程与系统科学 2022-06-27 Ricard Durall , Ammar Ghanim , Norman Ettrich , Janis Keuper

In light of growing threats posed by climate change in general and sea level rise (SLR) in particular, the necessity for computationally efficient means to estimate and analyze potential coastal flood hazards has become increasingly…

计算机视觉与模式识别 · 计算机科学 2026-01-08 Areg Karapetyan , Aaron Chung Hin Chow , Samer Madanat

Artificial intelligence methods including deep neural networks (DNN) can provide rapid molecular classification of tumors from routine histology with accuracy that matches or exceeds human pathologists. Discerning how neural networks make…

Quantitative workflows utilizing real-time data to constrain ahead-of-bit uncertainty have the potential to improve geosteering significantly. Fast updates based on real-time data are essential when drilling in complex reservoirs with high…

地球物理 · 物理学 2022-07-05 Sergey Alyaev , Jan Tveranger , Kristian Fossum , Ahmed H. Elsheikh

Convolutional neural networks can provide a potential framework to characterize groundwater storage from seismic data. Estimation of key components such as the amount of groundwater stored in an aquifer and delineate water-table level, from…

Deep Neural Networks (DNNs) have improved the accuracy of classification problems in lots of applications. One of the challenges in training a DNN is its need to be fed by an enriched dataset to increase its accuracy and avoid it suffering…

机器学习 · 计算机科学 2020-08-25 Iman Saberi , Fathiyeh Faghih

Training data is the key ingredient for deep learning approaches, but difficult to obtain for the specialized domains often encountered in robotics. We describe a synthesis pipeline capable of producing training data for cluttered scene…

计算机视觉与模式识别 · 计算机科学 2020-05-13 Max Schwarz , Sven Behnke

Deep learning models frequently suffer from various problems such as class imbalance and lack of robustness to distribution shift. It is often difficult to find data suitable for training beyond the available benchmarks. This is especially…

计算机视觉与模式识别 · 计算机科学 2023-03-03 Pratinav Seth , Akshat Bhandari , Kumud Lakara

Recent progress in computer vision has been dominated by deep neural networks trained over large amounts of labeled data. Collecting such datasets is however a tedious, often impossible task; hence a surge in approaches relying solely on…

计算机视觉与模式识别 · 计算机科学 2017-11-29 Benjamin Planche , Ziyan Wu , Kai Ma , Shanhui Sun , Stefan Kluckner , Terrence Chen , Andreas Hutter , Sergey Zakharov , Harald Kosch , Jan Ernst