中文
相关论文

相关论文: Machine learning regression on hyperspectral data …

200 篇论文

Water is a key component of life, the natural environment and human health. For monitoring the conditions of a water body, the chlorophyll a concentration can serve as a proxy for nutrients and oxygen supply. In situ measurements of water…

计算机视觉与模式识别 · 计算机科学 2019-07-02 Philipp M. Maier , Sina Keller

In this paper we investigate the performance of different machine learning potentials (MLPs) in predicting key thermodynamic properties of water using RPBE+D3. Specifically, we scrutinize kernel-based regression and high-dimensional neural…

Water quality is of great importance for humans and for the environment and has to be monitored continuously. It is determinable through proxies such as the chlorophyll a concentration, which can be monitored by remote sensing techniques.…

图像与视频处理 · 电气工程与系统科学 2019-08-22 Philipp M. Maier , Sina Keller

Water quality parameters are derived applying several machine learning regression methods on the Case2eXtreme dataset (C2X). The used data are based on Hydrolight in-water radiative transfer simulations at Sentinel-3 OLCI wavebands, and the…

地球物理 · 物理学 2020-12-09 Ana B. Ruescas , Gonzalo Mateo-Garcia , Gustau Camps-Valls , Martin Hieronymi

Daily streamflow forecasting through data-driven approaches is traditionally performed using a single machine learning algorithm. Existing applications are mostly restricted to examination of few case studies, not allowing accurate…

机器学习 · 统计学 2021-03-24 Hristos Tyralis , Georgia Papacharalampous , Andreas Langousis

Remote sensing of the Earth's surface water is critical in a wide range of environmental studies, from evaluating the societal impacts of seasonal droughts and floods to the large-scale implications of climate change. Consequently, a large…

计算机视觉与模式识别 · 计算机科学 2022-12-29 Joachim Moortgat , Ziwei Li , Michael Durand , Ian Howat , Bidhyananda Yadav , Chunli Dai

Ongoing advancements in computer vision, particularly in pattern recognition and scene classification, have enabled new applications in environmental monitoring. Deep learning now offers non-contact methods for assessing water quality and…

计算机视觉与模式识别 · 计算机科学 2025-09-04 Shubham Laxmikant Deshmukh , Matthew Wilchek , Feras A. Batarseh

Climate change results in altered air and water temperatures. Increases affect physicochemical properties, such as oxygen concentration, and can shift species distribution and survival, with consequences for ecosystem functioning and…

机器学习 · 计算机科学 2021-10-11 Stefanie Mohr , Konstantina Drainas , Juergen Geist

In chemical processing and bioprocessing, conventional online sensors are limited to measure only basic process variables like pressure and temperature, pH, dissolved O and CO$_2$ and viable cell density (VCD). The concentration of other…

定量方法 · 定量生物学 2020-05-07 Semion Rozov

In this paper, we investigate the potential of estimating the soil-moisture content based on VNIR hyperspectral data combined with LWIR data. Measurements from a multi-sensor field campaign represent the benchmark dataset which contains…

计算机视觉与模式识别 · 计算机科学 2018-10-02 Sina Keller , Felix M. Riese , Johanna Stötzer , Philipp M. Maier , Stefan Hinz

Water resources are essential for sustaining human livelihoods and environmental well being. Accurate water quality prediction plays a pivotal role in effective resource management and pollution mitigation. In this study, we assess the…

机器学习 · 统计学 2023-10-10 Yinpu Li , Siqi Mao , Yaping Yuan , Ziren Wang , Yixin Kang , Yuanxin Yao

We present a dataset for rainfall streamflow modeling that is fully spatially resolved with the aim of taking neural network-driven hydrological modeling beyond lumped catchments. To this end, we compiled data covering five river basins in…

机器学习 · 统计学 2025-06-05 Marc Aurel Vischer , Noelia Otero , Jackie Ma

Skillful streamflow forecasts can inform decisions in various areas of water policy and management. We integrate numerical weather prediction ensembles, distributed hydrological model and machine learning to generate ensemble streamflow…

机器学习 · 计算机科学 2022-11-29 Sanjib Sharma , Ganesh Raj Ghimire , Ridwan Siddique

Prediction of dynamic environmental variables in unmonitored sites remains a long-standing challenge for water resources science. The majority of the world's freshwater resources have inadequate monitoring of critical environmental…

机器学习 · 计算机科学 2025-01-29 Jared D. Willard , Charuleka Varadharajan , Xiaowei Jia , Vipin Kumar

We apply supervised machine learning techniques to a number of regression problems in fluid dynamics. Four machine learning architectures are examined in terms of their characteristics, accuracy, computational cost, and robustness for…

流体动力学 · 物理学 2020-03-18 Kai Fukami , Koji Fukagata , Kunihiko Taira

A~machine learning framework is developed to estimate ocean-wave conditions. By supervised training of machine learning models on many thousands of iterations of a physics-based wave model, accurate representations of significant wave…

大气与海洋物理 · 物理学 2017-09-27 Scott C. James , Yushan Zhang , Fearghal O'Donncha

In our previous work, we developed a CCSD(T)-level range-separated water force field that combines the power of physics-driven and machine learning models. However, it was found that expensive CCSD(T)/CBS calculations lead to limited number…

化学物理 · 物理学 2026-01-27 Qian Gao , Junmin Chen , Kuang Yu

This paper proposes a physics-guided machine learning approach that combines advanced machine learning models and physics-based models to improve the prediction of water flow and temperature in river networks. We first build a recurrent…

The increasing prevalence of marine pollution during the past few decades motivated recent research to help ease the situation. Typical water quality assessment requires continuous monitoring of water and sediments at remote locations with…

机器学习 · 计算机科学 2022-03-08 Xiaoting Xu , Tin Lai , Sayka Jahan , Farnaz Farid

We examine the ability of machine learning (ML) and deep learning (DL) algorithms to infer surface/ground exchange flux based on subsurface temperature observations. The observations and fluxes are produced from a high-resolution numerical…

机器学习 · 计算机科学 2022-01-04 Mohammad A. Moghaddam , Ty P. A. Ferre , Xingyuan Chen , Kewei Chen , Mohammad Reza Ehsani
‹ 上一页 1 2 3 10 下一页 ›