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Few-shot learning (FSL) enables machine learning models to generalize effectively with minimal labeled data, making it crucial for data-scarce domains such as healthcare, robotics, and natural language processing. Despite its potential, FSL…

机器学习 · 计算机科学 2025-01-24 Rishabh Agrawal

Seismic data often face challenges in their utilization due to noise contamination, incomplete acquisition, and limited low-frequency information, which hinder accurate subsurface imaging and interpretation. Traditional processing methods…

地球物理 · 物理学 2025-02-04 Shijun Cheng , Randy Harsuko , Tariq Alkhalifah

Seismic imaging from sparsely acquired data faces challenges such as low image quality, discontinuities, and migration swing artifacts. Existing convolutional neural network (CNN)-based methods struggle with complex feature distributions…

地球物理 · 物理学 2024-08-01 Xingchen Shi , Shijun Cheng , Weijian Mao , Wei Ouyang

We perform a set of flow and reactive transport simulations within three-dimensional fracture networks to learn the factors controlling mineral reactions. CO$_2$ mineralization requires CO$_2$-laden water, dissolution of a mineral that then…

计算工程、金融与科学 · 计算机科学 2023-12-22 Aleksandra Pachalieva , Jeffrey D. Hyman , Daniel O'Malley , Hari Viswanathan , Gowri Srinivasan

We propose a novel framework for representing neural fields on triangle meshes that is multi-resolution across both spatial and frequency domains. Inspired by the Neural Fourier Filter Bank (NFFB), our architecture decomposes the spatial…

计算机视觉与模式识别 · 计算机科学 2025-07-22 Avigail Cohen Rimon , Tal Shnitzer , Mirela Ben Chen

Regression problems have been more and more embraced by deep learning (DL) techniques. The increasing number of papers recently published in this domain, including surveys and reviews, shows that deep regression has captured the attention…

机器学习 · 计算机科学 2022-09-12 Jorge S. S. Júnior , Jérôme Mendes , Francisco Souza , Cristiano Premebida

Simulating Darcy flows in porous media is fundamental to understand the future flow behavior of fluids in hydrocarbon and carbon storage reservoirs. Geological models of reservoirs are often associated with high uncertainly leading to many…

流体动力学 · 物理学 2024-07-16 Daniel Badawi , Eduardo Gildin

Predicting microporosity and permeability in clastic reservoirs is a challenge in reservoir quality assessment, especially in formations where direct measurements are difficult or expensive. These reservoir properties are fundamental in…

地球物理 · 物理学 2025-03-24 Muhammad Risha , Mohamed Elsaadany , Paul Liu

Reduced rank nonlinear filters are increasingly utilized in data assimilation of geophysical flows, but often require a set of ensemble forward simulations to estimate forecast covariance. On the other hand, predictor-corrector type nudging…

计算物理 · 物理学 2020-08-26 Suraj Pawar , Shady E. Ahmed , Omer San , Adil Rasheed , Ionel M. Navon

A methodology for the development of a fuzzy expert system (FES) with application to earthquake prediction is presented. The idea is to reproduce the performance of a human expert in earthquake prediction. To do this, at the first step,…

人工智能 · 计算机科学 2017-05-19 Arash Andalib , Mehdi Zare , Farid Atry

Water saturation is an important property in reservoir engineering domain. Thus, satisfactory classification of water saturation from seismic attributes is beneficial for reservoir characterization. However, diverse and non-linear nature of…

机器学习 · 计算机科学 2016-12-06 Soumi Chaki , Akhilesh Kumar Verma , Aurobinda Routray , William K. Mohanty , Mamata Jenamani

In this paper, an online task scheduling and mapping method based on a fuzzy neural network (FNN) learned by an evolutionary multi-objective algorithm (NSGA-II) to jointly optimize the main design challenges of heterogeneous MPSoCs is…

分布式、并行与集群计算 · 计算机科学 2023-08-08 Athena Abdi , Armin Salimi-Badr

Data uncertainty is inherent in many real-world applications and poses significant challenges for accurate time series predictions. The interval type 2 fuzzy neural network (IT2FNN) has shown exceptional performance in uncertainty modelling…

机器学习 · 计算机科学 2025-04-30 Fulong Yao , Wanqing Zhao , Matthew Forshaw , Yang Song

Artificial intelligence has transformed the seismic community with deep learning models (DLMs) that are trained to complete specific tasks within workflows. However, there is still lack of robust evaluation frameworks for evaluating and…

机器学习 · 计算机科学 2025-06-03 Samuel Myren , Nidhi Parikh , Rosalyn Rael , Garrison Flynn , Dave Higdon , Emily Casleton

4D seismic inversion is the leading method to quantitatively monitor fluid flow dynamics in the subsurface, with applications ranging from enhanced oil recovery to subsurface CO2 storage. The process of inverting seismic data for reservoir…

地球物理 · 物理学 2023-10-25 Juan Romero , Nick Luiken , Matteo Ravasi

A new approach to seismic interpretation is proposed to leverage visual perception and human visual system modeling. Specifically, a saliency detection algorithm based on a novel attention model is proposed for identifying subsurface…

计算机视觉与模式识别 · 计算机科学 2022-01-19 Muhammad Amir Shafiq , Zhiling Long , Haibin Di , Ghassan AlRegib

Detection faults in seismic data is a crucial step for seismic structural interpretation, reservoir characterization and well placement. Some recent works regard it as an image segmentation task. The task of image segmentation requires huge…

计算机视觉与模式识别 · 计算机科学 2024-10-28 YiMin Dou , Kewen Li , Jianbing Zhu , Xiao Li , Yingjie Xi

While deep neural networks (DNNs) based personalized federated learning (PFL) is demanding for addressing data heterogeneity and shows promising performance, existing methods for federated learning (FL) suffer from efficient systematic…

机器学习 · 计算机科学 2025-05-08 Hui Chen , Hengyu Liu , Zhangkai Wu , Xuhui Fan , Longbing Cao

We present neural frailty machine (NFM), a powerful and flexible neural modeling framework for survival regressions. The NFM framework utilizes the classical idea of multiplicative frailty in survival analysis to capture unobserved…

机器学习 · 计算机科学 2023-10-05 Ruofan Wu , Jiawei Qiao , Mingzhe Wu , Wen Yu , Ming Zheng , Tengfei Liu , Tianyi Zhang , Weiqiang Wang

Automatic detection of cracks in concrete surfaces based on image processing is a clear trend in modern civil engineering applications. Most infrastructure is made of concrete and cracks reveal degradation of the structural integrity of the…

图像与视频处理 · 电气工程与系统科学 2021-06-11 Diego Frias , José Hidalgo