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相关论文: ExoGAN: Retrieving Exoplanetary Atmospheres Using …

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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

The unprecedented wavelength coverage and sensitivity of the James Webb Space Telescope (JWST) permits to measure the absorption features of a wide range of condensate species from Silicates to Titan tholins. Atmospheric retrievals are…

地球与行星天体物理 · 物理学 2026-04-15 Maël M. Voyer , Quentin Changeat

Precipitation results from complex processes across many scales, making its accurate simulation in Earth system models (ESMs) challenging. Existing post-processing methods can improve ESM simulations locally, but cannot correct errors in…

大气与海洋物理 · 物理学 2025-01-03 Philipp Hess , Markus Drüke , Stefan Petri , Felix M. Strnad , Niklas Boers

Generative adversarial networks (GAN) present state-of-the-art results in the generation of samples following the distribution of the input dataset. However, GANs are difficult to train, and several aspects of the model should be previously…

神经与进化计算 · 计算机科学 2019-12-16 Victor Costa , Nuno Lourenço , João Correia , Penousal Machado

Acoustic anomaly detection aims at distinguishing abnormal acoustic signals from the normal ones. It suffers from the class imbalance issue and the lacking in the abnormal instances. In addition, collecting all kinds of abnormal or unknown…

音频与语音处理 · 电气工程与系统科学 2020-02-06 Chengwei Chen , Pan Chen , Lingyu Yang , Jinyuan Mo , Haichuan Song , Yuan Xie , Lizhuang Ma

It has recently been demonstrated that deep learning has significant potential to automate parts of the exoplanet detection pipeline using light curve data from satellites such as Kepler \cite{borucki2010kepler} \cite{koch2010kepler} and…

地球与行星天体物理 · 物理学 2022-11-29 Koray Aydoğan

Earth system models (ESMs), which simulate the physics and chemistry of the global atmosphere, land, and ocean, are often used to generate future projections of climate change scenarios. These models are far too computationally intensive to…

神经与进化计算 · 计算机科学 2020-11-25 Alexandra Puchko , Robert Link , Brian Hutchinson , Ben Kravitz , Abigail Snyder

Context. Clouds are ubiquitous in exoplanets' atmospheres and play an important role in setting the opacity and chemical inventory of the atmosphere. Understanding clouds is a critical step in interpreting exoplanets' spectroscopic data.…

地球与行星天体物理 · 物理学 2024-11-27 Helong Huang , Chris W. Ormel , Michiel Min

We introduce a new machine learning based technique to detect exoplanets using the transit method. Machine learning and deep learning techniques have proven to be broadly applicable in various scientific research areas. We aim to exploit…

地球与行星天体物理 · 物理学 2022-01-05 Abhishek Malik , Benjamin P. Moster , Christian Obermeier

Solar System observations that serve as analogs for exoplanet remote sensing data can provide important opportunities to validate ideas and models related to exoplanet environments. Critically, and unlike true exoplanet observations, Solar…

地球与行星天体物理 · 物理学 2026-01-23 Tyler D. Robinson , Arnaud Salvador

Deep generative models learned through adversarial training have become increasingly popular for their ability to generate naturalistic image textures. However, aside from their texture, the visual appearance of objects is significantly…

计算机视觉与模式识别 · 计算机科学 2018-03-29 Jean Kossaifi , Linh Tran , Yannis Panagakis , Maja Pantic

State-of-the-art deep learning methods have shown a remarkable capacity to model complex data domains, but struggle with geospatial data. In this paper, we introduce SpaceGAN, a novel generative model for geospatial domains that learns…

机器学习 · 计算机科学 2019-05-24 Konstantin Klemmer , Adriano Koshiyama , Sebastian Flennerhag

Accurate and timely air quality and weather predictions are of great importance to urban governance and human livelihood. Though many efforts have been made for air quality or weather prediction, most of them simply employ one another as…

机器学习 · 计算机科学 2021-01-06 Jindong Han , Hao Liu , Hengshu Zhu , Hui Xiong , Dejing Dou

In the near-future, dedicated telescopes observe Earth-like exoplanets in reflected light, allowing their characterization. Because of the huge distances, every exoplanet will be a single pixel, but temporal variations in its spectral flux…

地球与行星天体物理 · 物理学 2022-08-10 K. Meinke , D. M. Stam , P. M. Visser

EXONEST is an algorithm dedicated to detecting and characterizing the photometric signatures of exoplanets, which include reflection and thermal emission, Doppler boosting, and ellipsoidal variations. Using Bayesian Inference, we can test…

地球与行星天体物理 · 物理学 2015-06-17 Ben Placek , Kevin H. Knuth , Daniel Angerhausen

Our ability to observe, detect, and characterize exoplanetary atmospheres has grown by leaps and bounds over the last 20 years, aided largely by developments in astronomical instrumentation; improvements in data analysis techniques; and an…

地球与行星天体物理 · 物理学 2025-09-17 Nikolai Piskunov , Adam D. Rains , Linn Boldt-Christmas

With manual searching processes, the rate at which scientists and astronomers discover exoplanets is slow because of inefficiencies that require an extensive time of laborious inspections. In fact, as of now there have been about only 5,000…

机器学习 · 计算机科学 2025-07-29 Ethan Lo , Dan C. Lo

The search for atmospheric biosignatures in Earth-like exoplanets is one of the most pressing challenges in observational astrobiology. Detecting biogenic gases in terrestrial planets requires high-resolution observations and long…

地球与行星天体物理 · 物理学 2025-04-03 David S. Duque-Castaño , Jorge I. Zuluaga , Lauren Flor-Torres

Observed exoplanet transit spectra are usually retrieved using 1D models to determine atmospheric composition while planetary atmospheres are 3D. With the JWST and future space telescopes such as Ariel, we will be able to obtain…

Conditional Generative Adversarial Networks (cGAN) were designed to generate images based on the provided conditions, \eg, class-level distributions. However, existing methods have used the same generating architecture for all classes. This…

计算机视觉与模式识别 · 计算机科学 2021-04-07 Peng Zhou , Lingxi Xie , Xiaopeng Zhang , Bingbing Ni , Qi Tian