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This paper investigates the joint localization, detection, and tracking of sound events using a convolutional recurrent neural network (CRNN). We use a CRNN previously proposed for the localization and detection of stationary sources, and…

声音 · 计算机科学 2019-04-30 Sharath Adavanne , Archontis Politis , Tuomas Virtanen

Acoustic scattering is strongly influenced by boundary geometry of objects over which sound scatters. The present work proposes a method to infer object geometry from scattering features by training convolutional neural networks. The…

声音 · 计算机科学 2021-02-12 Ziqi Fan , Vibhav Vineet , Chenshen Lu , T. W. Wu , Kyla McMullen

Seismic horizons are geologically significant surfaces that can be used for building geology structure and stratigraphy models. However, horizon tracking in 3D seismic data is a time-consuming and challenging problem. Relief human from the…

地球物理 · 物理学 2018-04-19 Hao Wu , Bo Zhang

Predictive models can be particularly helpful for robots to effectively manipulate terrains in construction sites and extraterrestrial surfaces. However, terrain state representations become extremely high-dimensional especially to capture…

机器人学 · 计算机科学 2026-02-12 Chaoqi Liu , Yunzhu Li , Kris Hauser

Seizure prediction has attracted a growing attention as one of the most challenging predictive data analysis efforts in order to improve the life of patients living with drug-resistant epilepsy and tonic seizures. Many outstanding works…

计算机视觉与模式识别 · 计算机科学 2017-12-07 Nhan Duy Truong , Anh Duy Nguyen , Levin Kuhlmann , Mohammad Reza Bonyadi , Jiawei Yang , Omid Kavehei

Reservoir characterization involves the estimation petrophysical properties from well-log data and seismic data. Estimating such properties is a challenging task due to the non-linearity and heterogeneity of the subsurface. Various attempts…

地球物理 · 物理学 2019-02-05 Motaz Alfarraj , Ghassan AlRegib

While Convolutional Neural Networks (CNNs) excel at learning complex latent-space representations, their over-parameterization can lead to overfitting and reduced performance, particularly with limited data. This, alongside their high…

计算机视觉与模式识别 · 计算机科学 2024-01-17 Manish Sharma , Jamison Heard , Eli Saber , Panos P. Markopoulos

Building on our prior explorations of convolutional neural networks (CNNs) for financial data processing, this paper introduces two significant enhancements to refine our CNN model's predictive performance and robustness for financial…

计算金融 · 定量金融 2024-08-23 Sina Montazeri , Haseebullah Jumakhan , Sonia Abrasiabian , Amir Mirzaeinia

State estimation or filtering serves as a fundamental task to enable intelligent decision-making in applications such as autonomous vehicles, robotics, healthcare monitoring, smart grids, intelligent transportation, and predictive…

机器学习 · 计算机科学 2025-06-16 Aamir Hussain Chughtai

Accurate prediction of nonlinear structural responses is essential for earthquake risk assessment and management. While high-fidelity nonlinear time history analysis provides the most comprehensive and accurate representation of the…

应用统计 · 统计学 2026-02-12 Jungho Kim , Sang-ri Yi , Ziqi Wang

Fourier embedding has shown great promise in removing spectral bias during neural network training. However, it can still suffer from high generalization errors, especially when the labels or measurements are noisy. We demonstrate that…

机器学习 · 计算机科学 2024-09-04 Halyun Jeong , Jihun Han

Seismic imaging is the numerical process of creating a volumetric representation of the subsurface geological structures from elastic waves recorded at the surface of the Earth. As such, it is widely utilized in the energy and construction…

地球物理 · 物理学 2024-11-05 Juan Romero , Wolfgang Heidrich , Nick Luiken , Matteo Ravasi

Seismic attributes calculated by conventional methods are susceptible to noise. Conventional filtering reduces the noise in the cost of losing the spectral bandwidth. The challenge of having a high-resolution and robust signal processing…

地球物理 · 物理学 2020-12-02 M. Kazemnia Kakhki , W. J. Mansur , K. Aghazadeh

Reliable earthquake detection and seismic phase classification is often challenging especially in the circumstances of low magnitude events or poor signal-to-noise ratio. With improved seismometers and better global coverage, a sharp…

地球物理 · 物理学 2022-04-07 Wei Li , Yu Sha , Kai Zhou , Johannes Faber , Georg Ruempker , Horst Stoecker , Nishtha Srivastava

The representations of atmospheric moist convection in general circulation models have been one of the most challenging tasks due to its complexity in physical processes, and the interaction between processes under different time/spatial…

大气与海洋物理 · 物理学 2019-05-24 Shih-Wen Tsou , Chun-Yian Su , Chien-Ming Wu

We present CT-Bound, a robust and fast boundary detection method for very noisy images using a hybrid Convolution and Transformer neural network. The proposed architecture decomposes boundary estimation into two tasks: local detection and…

计算机视觉与模式识别 · 计算机科学 2024-06-26 Wei Xu , Junjie Luo , Qi Guo

Solving inverse problems involving measurement noise and modeling errors requires regularization in order to avoid data overfit. Geophysical inverse problems, in which the Earth's highly heterogeneous structure is unknown, present a…

地球物理 · 物理学 2022-03-31 Ali Siahkoohi , Rafael Orozco , Gabrio Rizzuti , Felix J. Herrmann

Deep networks have been successfully applied to visual tracking by learning a generic representation offline from numerous training images. However the offline training is time-consuming and the learned generic representation may be less…

计算机视觉与模式识别 · 计算机科学 2015-08-25 Kaihua Zhang , Qingshan Liu , Yi Wu , Ming-Hsuan Yang

Deep neural networks possess strong representational capacity yet remain vulnerable to overfitting, primarily because neurons tend to co-adapt in ways that, while capturing complex and fine-grained feature interactions, also reinforce…

机器学习 · 计算机科学 2025-12-16 Gelesh G Omathil , Sreeja CS

Adapting to the changing climate requires accurate local climate information, a computationally challenging problem. Recent studies have used Generative Adversarial Networks (GANs), a type of deep learning, to learn complex distributions…

机器学习 · 计算机科学 2024-06-06 Kiri Daust , Adam Monahan