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246 Results Found

  • Article
  • Open Access
15 Citations
4,414 Views
13 Pages

6 January 2023

Renewable energy systems design using average year weather data is a standard approach that works well for grid-tied systems, but for stand-alone ones, it leads to dramatic mistakes. We considered the effect of meteorological data temporal resolution...

(This article belongs to the Special Issue Power Electronics Architectures and Associated Control for Efficient and Reliable Solar PV Systems)
  • Article
  • Open Access
9 Citations
4,387 Views
20 Pages

1 July 2020

Data acquisition and an efficient processing method for hydrological model initialization, such as soil moisture and parameter value identification are critical for a physics-based distributed watershed modelling of flood and flood related disasters...

(This article belongs to the Section Remote Sensing in Agriculture and Vegetation)
  • Article
  • Open Access
494 Views
17 Pages

25 June 2026

A methodology for deriving high-resolution (5-km) surface shortwave radiative (SWR) fluxes over the Arctic was applied to observations acquired by the Moderate Resolution Imaging Spectroradiometer (MODIS) during the spring and summer melt season (Mar...

(This article belongs to the Section Atmospheric Techniques, Instruments, and Modeling)
  • Article
  • Open Access
65 Citations
18,157 Views
20 Pages

Comparative Analysis of HRU and Grid-Based SWAT Models

  • Garett Pignotti,
  • Hendrik Rathjens,
  • Raj Cibin,
  • Indrajeet Chaubey and
  • Melba Crawford

12 April 2017

A grid-based version of the Soil and Water Assessment Tool (SWAT) model, SWATgrid, was developed to perform simulations on a regularized grid with a modified routing algorithm to allow interaction between grid cells. However, SWATgrid remains largely...

  • Article
  • Open Access
7 Citations
4,999 Views
23 Pages

Investigating the Uncertainties Propagation Analysis of CO2 Emissions Gridded Maps at the Urban Scale: A Case Study of Jinjiang City, China

  • Shaoqing Dai,
  • Yin Ren,
  • Shudi Zuo,
  • Chengyi Lai and ,
  • Jiajia Li,
  • Shengyu Xie and
  • Bingchu Chen
  • + 2 authors+ 0 author

30 November 2020

Gridded CO2 emission maps at the urban scale can aid the design of low-carbon development strategies. However, the large uncertainties associated with such maps increase policy-related risks. Therefore, an investigation of the uncertainties in gridde...

(This article belongs to the Special Issue Integrating Remote Sensing and Urban Informatics)
  • Feature Paper
  • Article
  • Open Access
1 Citations
1,509 Views
19 Pages

14 April 2026

Accurate prediction of subsurface temperature distributions is essential for geothermal reservoir assessment, thermal performance evaluation, and decision support in reservoir management. However, repeated high-resolution numerical simulations are co...

(This article belongs to the Special Issue Advanced Reservoir Simulation and Modelling, Thermal and Enhanced Oil Recovery Processes (2nd Edition))
  • Article
  • Open Access
34 Citations
3,923 Views
18 Pages

28 June 2019

A new protection scheme based on applying a combination of wavelet multi-resolution singular spectrum entropy and support vector machine is proposed to identify different types of grid faults in a three-phase grid-tied photovoltaic system. In this te...

(This article belongs to the Section F: Electrical Engineering)
  • Article
  • Open Access
9 Citations
3,477 Views
16 Pages

From Sparse to Dense Representations in Open Channel Flow Images with Convolutional Neural Networks

  • Filippos Sofos,
  • George Sofiadis,
  • Efstathios Chatzoglou,
  • Apostolos Palasis and ,
  • Theodoros E. Karakasidis and
  • Antonios Liakopoulos
  • + 1 author+ 0 author

Convolutional neural networks (CNN) have been widely adopted in fluid dynamics investigations over the past few years due to their ability to extract and process fluid flow field characteristics. Both in sparse-grid simulations and sensor-based exper...

(This article belongs to the Special Issue Innovative Research and Applications in Hydrodynamics and Flow Control, 2nd Edition)
  • Article
  • Open Access
5 Citations
3,603 Views
15 Pages

Combined Effect of High-Resolution Land Cover and Grid Resolution on Surface NO2 Concentrations

  • Carlos Silveira,
  • Joana Ferreira,
  • Paolo Tuccella,
  • Gabriele Curci and
  • Ana I. Miranda

5 February 2022

High-resolution air quality simulations are often performed using different nested domains and resolutions. In this study, the variability of nitrogen dioxide (NO2) concentrations estimated from two nested domains focused on Portugal (D2 and D3), wit...

(This article belongs to the Special Issue Air and Water Quality in a Changing World)
  • Article
  • Open Access
10 Citations
4,550 Views
18 Pages

29 March 2020

Modeling the relationship between precipitation and water level is of great significance in the prevention of flood disaster. In recent years, the use of machine learning algorithms for precipitation–water level prediction has attracted wide at...

  • Article
  • Open Access
3 Citations
5,507 Views
27 Pages

LSTM-Based River Discharge Forecasting Using Spatially Gridded Input Data

  • Kamilla Rakhymbek,
  • Balgaisha Mukanova,
  • Andrey Bondarovich,
  • Dmitry Chernykh and ,
  • Almas Alzhanov,
  • Dauren Nurekenov,
  • Anatoliy Pavlenko and
  • Aliya Nugumanova
  • + 3 authors+ 0 author

27 July 2025

Accurate river discharge forecasting remains a critical challenge in hydrology, particularly in data-scarce mountainous regions where in situ observations are limited. This study investigated the potential of long short-term memory (LSTM) networks to...

  • Article
  • Open Access
51 Citations
9,736 Views
43 Pages

26 August 2021

A large number of 2D models were originally developed as 1D models for the calculation of water levels along the main course of a river. Due to their development as 2D distributed models, the majority have added precipitation as a source term. The mo...

(This article belongs to the Section Hydrology)
  • Article
  • Open Access
11 Citations
6,420 Views
17 Pages

Both research-grade and operational numerical weather prediction models perform simulations with horizontal grid spacings as fine as 1 km, and their multi-scale terrain data have become increasingly important for high-resolution model forecasting. Th...

  • Article
  • Open Access
4 Citations
3,636 Views
11 Pages

A Calibration Method for the Resolution of 2D TPP Laser Direct Writing

  • Yu Xie,
  • Yixiong Chen,
  • Hang Xu and
  • Jianxiong Chen

14 January 2023

To improve the fabrication efficiency of the two-photon polymerization (TPP) laser direct writing, the TPP exposure process was set to complete by a single-line scan, which was named 2D TPP. The voxel of the 2D TPP should be large enough to cross the...

(This article belongs to the Special Issue High-Power Lasers for Materials Processing)
  • Article
  • Open Access
4 Citations
763 Views
21 Pages

Model Intercomparison and Resolution Dependence in Real-Time Numerical Air Quality Forecasting over North China

  • Zijian Jiang,
  • Zhiyin Zou,
  • Wending Wang,
  • Huansheng Chen and ,
  • Zichen Wu,
  • Xueshun Chen and
  • Zhe Wang
  • + 2 authors+ 0 author

23 January 2026

High-resolution air quality models (AQMs) are critical for real-time air quality forecasting and exposure assessment, although their computational costs increase cubically with resolution. Quantifying model sensitivity to resolution is therefore cruc...

(This article belongs to the Special Issue Secondary Atmospheric Pollution Formations and Its Precursors)
  • Article
  • Open Access
15 Citations
4,979 Views
17 Pages

A Performance Evaluation of Dynamical Downscaling of Precipitation over Northern California

  • Suhyung Jang,
  • M. Levent Kavvas,
  • Kei Ishida,
  • Toan Trinh and ,
  • Noriaki Ohara,
  • Shuichi Kure,
  • Z. Q. Chen,
  • Michael L. Anderson,
  • G. Matanga and
  • Kara J. Carr
  • + 5 authors+ 0 author

17 August 2017

It is important to assess the reliability of high-resolution climate variables used as input to hydrologic models. High-resolution climate data is often obtained through the downscaling of Global Climate Models and/or historical reanalysis, depending...

(This article belongs to the Special Issue Geospatial Technologies for Sustainable Natural Resources)
  • Article
  • Open Access
7 Citations
3,361 Views
20 Pages

Shrub Fractional Cover Estimation and Mapping of San Clemente Island Shrubland Based on Airborne Multispectral Imagery and Lidar Data

  • Kelsey Warkentin,
  • Douglas Stow,
  • Kellie Uyeda,
  • John O’Leary and ,
  • Julie Lambert,
  • Andrew Loerch and
  • Lloyd Coulter
  • + 2 authors+ 0 author

3 November 2020

The purpose of this study is to map shrub distributions and estimate shrub cover fractions based on the classification of high-spatial-resolution aerial orthoimagery and light detection and ranging (LiDAR) data for portions of the highly disturbed co...

(This article belongs to the Special Issue Earth Observations for Biodiversity and Ecosystems of Mediterranean-Type Climate Regions)
  • Article
  • Open Access
44 Citations
11,228 Views
16 Pages

Testing the SWAT Model with Gridded Weather Data of Different Spatial Resolutions

  • Youen Grusson,
  • François Anctil,
  • Sabine Sauvage and
  • José Miguel Sánchez Pérez

17 January 2017

This study explored the influence of the spatial resolution of a gridded weather dataset when inputted in the soil and water assessment tool (SWAT) over the Garonne River watershed. Several datasets are compared: ground-based weather stations, the 8-...

(This article belongs to the Special Issue Integrated Soil and Water Management: Selected Papers from 2016 International SWAT Conference)
  • Article
  • Open Access
10 Citations
3,810 Views
26 Pages

17 August 2022

Curtailment losses for large-scale hybrid wind–solar photovoltaic (PV) plants with a single grid connection point are often calculated in 1 h time resolution, underestimating the actual curtailment losses due to the flattening of power peaks oc...

(This article belongs to the Special Issue Planning, Modelling, Operation and Assessment of Renewable Energy Power Systems)
  • Article
  • Open Access
55 Citations
15,402 Views
13 Pages

20 February 2009

The spatial distribution of population is closely related to land use and land cover (LULC) patterns on both regional and global scales. Population can be redistributed onto geo-referenced square grids according to this relation. In the past decades,...

(This article belongs to the Section Remote Sensors)
  • Article
  • Open Access
10 Citations
4,406 Views
17 Pages

Development and Evaluation of a Real-Time Hourly One-Kilometre Gridded Multisource Fusion Air Temperature Dataset in China Based on Remote Sensing DEM

  • Shuai Han,
  • Chunxiang Shi,
  • Shuai Sun,
  • Junxia Gu and ,
  • Bin Xu,
  • Zhihong Liao,
  • Yu Zhang and
  • Yanqin Xu
  • + 3 authors+ 0 author

22 May 2022

High-resolution gridded 2 m air temperature datasets are important input data for global and regional climate change studies, agrohydrologic model simulations and numerical weather predictions, etc. In this study, the digital elevation model (DEM) is...

(This article belongs to the Special Issue Environmental Health Diagnosis Based on Remote Sensing)
  • Feature Paper
  • Article
  • Open Access
16 Citations
5,456 Views
17 Pages

19 December 2019

One of the most common questions in hydrological modeling addresses the issue of input data resolution. Is the spatial analysis of the meteorological/climatological data adequate to ensure the description of simulated phenomena, e.g., the discharges...

(This article belongs to the Special Issue Impact of Climate-Change on Water Resources)
  • Article
  • Open Access
6 Citations
4,408 Views
16 Pages

Improvement of an Urban Growth Model for Railway-Induced Urban Expansion

  • Alvin Christopher G. Varquez,
  • Sifan Dong,
  • Shinya Hanaoka and
  • Manabu Kanda

21 August 2020

Increasing population in urban areas drives urban cover expansion and spatial growth. Developing urban growth models enables better understanding and planning of sustainable urban areas. The SLEUTH model is an urban growth simulation model which uses...

(This article belongs to the Special Issue Land Cover Changes and Sustainable Urban Growth)
  • Article
  • Open Access
889 Views
18 Pages

Impact of Wetland Resolution on Hydraulic and Contaminant Transport Predictions

  • Andrea Bottacin-Busolin,
  • Eleonora Dallan,
  • Gianfranco Santovito and
  • Andrea Marion

6 November 2025

Accurate assessment of wetland hydraulic performance and solute treatment depends on the spatial resolution of bed topography and vegetation density. To evaluate this influence, synthetic shallow-water wetlands with spatially correlated random fields...

(This article belongs to the Section Hydraulics and Hydrodynamics)
  • Article
  • Open Access
26 Citations
5,454 Views
18 Pages

12 November 2018

Since the late 1970s, satellite passive-microwave brightness temperatures have been a mainstay in remote sensing of the cryosphere. Polar snow and ice-covered ocean and land surfaces are especially sensitive to climate change and are observed to fluc...

(This article belongs to the Special Issue Remote Sensing of Essential Climate Variables and Their Applications)
  • Article
  • Open Access
22 Citations
5,829 Views
25 Pages

16 August 2019

Recently, the use of gridded rainfall data with high spatial resolutions in hydrological applications has greatly increased. Various types of radar rainfall data with varying spatial resolutions are available in different countries worldwide. As a re...

(This article belongs to the Section Hydrology)
  • Article
  • Open Access
6 Citations
3,127 Views
12 Pages

23 April 2021

Ecosites are required for stand-level forest management and can be determined within a two-dimensional edatopic grid with soil nutrient regimes (SNRs) and soil moisture regimes (SMRs) as coordinates. A new modeling method is introduced in this study...

(This article belongs to the Special Issue Digital Agriculture for Sustainable Food Systems: Implications for Land-Resource Use and Management)
  • Article
  • Open Access
1 Citations
880 Views
18 Pages

YOLO26-Based Multi-Resolution Adaptive Insulator Defect Detection on Ascend NPU Edge Devices

  • Jinrong Lin,
  • Bingqian Liu,
  • Junhan Liu,
  • Lijin Wu and ,
  • Xinxin Wu and
  • Haojie Huang
  • + 1 author+ 0 author

The You Only Look Once (YOLO) series has consistently advanced the field of object detection, evolving from YOLOv1 to the latest YOLO26, achieving remarkable improvements in detection accuracy and computational efficiency. However, deploying such hig...

(This article belongs to the Special Issue Advances in Intelligent Fault Diagnosis for Complex Industrial Equipment)
  • Article
  • Open Access
29 Citations
9,363 Views
22 Pages

Modeling ecosystem services (ESs) intrinsically involves the use of spatial and temporal data. Correct estimates of ecosystem services are inherently dependent upon the scale (resolution and extent) of the input spatial data. Sensitivity of modeling...

  • Article
  • Open Access
23 Citations
8,044 Views
15 Pages

24 February 2019

In this paper, the radial basis function neural network (RBFNN) is used to generate a prospectivity map for undiscovered copper-rich (Cu) deposits in the Finnmark region, northern Norway. To generate the input data for RBFNN, geological and geophysic...

  • Article
  • Open Access
9 Citations
2,940 Views
38 Pages

Optimized CO2 Modeling in Saline Aquifers: Evaluating Fluid Models and Grid Resolution for Enhanced CCS Performance

  • Ismail Ismail,
  • Sofianos Panagiotis Fotias,
  • Spyridon Pissas and
  • Vassilis Gaganis

16 June 2025

Carbon Capture and Storage (CCS) is a critical strategy for reducing CO2 emissions from hard-to-abate sectors. Reliable and efficient reservoir simulation tools are essential for supporting the safe and effective deployment of CCS projects. This stud...

(This article belongs to the Special Issue Advanced Reservoir Simulation and Modelling in Oil and Gas-Related Processes)
  • Article
  • Open Access
25 Citations
8,670 Views
21 Pages

Downscaling Switzerland Land Use/Land Cover Data Using Nearest Neighbors and an Expert System

  • Gregory Giuliani,
  • Denisa Rodila,
  • Nathan Külling,
  • Ramona Maggini and
  • Anthony Lehmann

21 April 2022

High spatial and thematic resolution of Land Use/Cover (LU/LC) maps are central for accurate watershed analyses, improved species, and habitat distribution modeling as well as ecosystem services assessment, robust assessments of LU/LC changes, and ca...

(This article belongs to the Special Issue Land Use Change from Non-urban to Urban Areas: Problems, Challenges and Opportunities)
  • Article
  • Open Access
43 Citations
10,033 Views
19 Pages

6 August 2014

Phenology response to climatic variables is a vital indicator for understanding changes in biosphere processes as related to possible climate change. We investigated global phenology relationships to precipitation and land surface temperature (LST) a...

  • Article
  • Open Access
43 Citations
5,458 Views
14 Pages

11 March 2021

Precipitation has an important impact on people’s daily life and disaster prevention and mitigation. However, it is difficult to provide more accurate results for rainfall nowcasting due to spin-up problems in numerical weather prediction models. Fur...

(This article belongs to the Section Intelligent Sensors)
  • Article
  • Open Access
35 Citations
7,066 Views
23 Pages

Intercomparison of Gridded Precipitation Datasets over a Sub-Region of the Central Himalaya and the Southwestern Tibetan Plateau

  • Alexandra Hamm,
  • Anselm Arndt,
  • Christine Kolbe,
  • Xun Wang and ,
  • Boris Thies,
  • Oleksiy Boyko,
  • Paolo Reggiani,
  • Dieter Scherer,
  • Jörg Bendix and
  • Christoph Schneider
  • + 5 authors+ 0 author

21 November 2020

Precipitation is a central quantity of hydrometeorological research and applications. Especially in complex terrain, such as in High Mountain Asia (HMA), surface precipitation observations are scarce. Gridded precipitation products are one way to ove...

(This article belongs to the Special Issue Evaluation of Reanalysis Data in Meteorological and Climatological Applications: Spatial and Temporal Considerations)
  • Article
  • Open Access
53 Citations
8,126 Views
22 Pages

Runoff Simulation by SWAT Model Using High-Resolution Gridded Precipitation in the Upper Heihe River Basin, Northeastern Tibetan Plateau

  • Hongwei Ruan,
  • Songbing Zou,
  • Dawen Yang,
  • Yuhan Wang and ,
  • Zhenliang Yin,
  • Zhixiang Lu,
  • Fang Li and
  • Baorong Xu
  • + 3 authors+ 0 author

7 November 2017

The scarcity and uneven distribution of precipitation stations in the inland river basins of the Northeastern Tibetan Plateau restrict the application of the distributed hydrological model and spatial analysis of water balance component characteristi...

(This article belongs to the Special Issue Sustainable Water Management within Inland River Watershed)
  • Article
  • Open Access
33 Citations
5,387 Views
19 Pages

Fast Target Localization Method for FMCW MIMO Radar via VDSR Neural Network

  • Jingyu Cong,
  • Xianpeng Wang,
  • Xiang Lan,
  • Mengxing Huang and
  • Liangtian Wan

17 May 2021

The traditional frequency-modulated continuous wave (FMCW) multiple-input multiple-output (MIMO) radar two-dimensional (2D) super-resolution (SR) estimation algorithm for target localization has high computational complexity, which runs counter to th...

(This article belongs to the Special Issue Radar Signal Processing for Target Tracking)
  • Article
  • Open Access
6 Citations
1,940 Views
19 Pages

5 October 2025

As electric vehicles (EVs) continue to advance, the impact of their charging on the power grid is receiving increasing attention. This study evaluates the efficiency of EV charging piles in performing peak shaving and valley filling for power grids,...

(This article belongs to the Section E: Electric Vehicles)
  • Article
  • Open Access
5 Citations
2,279 Views
21 Pages

Super-Resolution for Renewable Energy Resource Data with Wind from Reanalysis Data and Application to Ukraine

  • Brandon N. Benton,
  • Grant Buster,
  • Pavlo Pinchuk,
  • Andrew Glaws and ,
  • Ryan N. King,
  • Galen Maclaurin and
  • Ilya Chernyakhovskiy
  • + 2 authors+ 0 author

16 July 2025

With a potentially increasing share of the electricity grid relying on wind to provide generating capacity and energy, there is an expanding global need for historically accurate, spatiotemporally continuous, high-resolution wind data. Conventional d...

  • Article
  • Open Access
16 Citations
5,578 Views
19 Pages

17 March 2020

Effective representation of precipitation inputs is one of the essential components in hydrological model structures, especially when gauge measurements for the modelled catchment are sparse. Assessment of the impact of precipitation pre-processing i...

(This article belongs to the Section Hydrology)
  • Article
  • Open Access
1 Citations
526 Views
16 Pages

15 May 2026

In this work, high-resolution sparse channel estimation in multiple-input multiple-output orthogonal frequency division multiplexing (MIMO-OFDM) systems is addressed. Firstly, a block-structured compressed channel sensing (CCS) model with high spectr...

(This article belongs to the Section Communications)
  • Article
  • Open Access
44 Citations
8,320 Views
17 Pages

4 February 2013

The frequency diverse multiple-input-multiple-output (FD-MIMO) radar synthesizes a wideband waveform by transmitting and receiving multiple frequency signals simultaneously. For FD-MIMO radar imaging, conventional imaging methods based on Matched Fil...

  • Article
  • Open Access
1 Citations
785 Views
34 Pages

A Two-Stage Coarse-to-Fine Framework for Sparse Crowd Density Prediction in Digital Twin-Based Safety Monitoring

  • Younghwan Jeong,
  • SoHyeon Kim,
  • Jinyoung Lee,
  • Donghoon Lee and ,
  • Taemin Hwang and
  • Won Gi Choi
  • + 1 author+ 0 author

27 June 2026

Crowd-related disasters in dense public spaces unfold into hazardous situations within seconds, repeatedly demonstrating that reactive response alone is insufficient to minimize damage. This reality has intensified the need for monitoring systems tha...

(This article belongs to the Section Internet of Things)
  • Article
  • Open Access
6 Citations
4,150 Views
20 Pages

2 October 2019

Using the method based on unmanned aerial vehicle (UAV) imagery, two kinds of data can be obtained: the digital elevation model (DEM) for the digital expression of terrain, and the digital surface model (DSM) for the digital expression of the surface...

  • Feature Paper
  • Article
  • Open Access
1 Citations
2,391 Views
22 Pages

Integrated watershed management relies on distributed hydrological models to simulate water transport processes and support decision-making. However, model reliability is often constrained by the resolution and quality of input data, particularly soi...

(This article belongs to the Section Soil and Hydrology)
  • Article
  • Open Access
19 Citations
7,239 Views
21 Pages

17 June 2015

The hydrodynamics of low-lying riverine floodplains and wetlands play a critical role in hydrology and ecosystem processes. Because small topographic features affect floodplain storage and flow velocity, a hydrodynamic model setup of these regions im...

(This article belongs to the Special Issue Remote Sensing in Flood Monitoring and Management)
  • Article
  • Open Access
2 Citations
2,407 Views
19 Pages

23 October 2024

Accurate high-resolution soil moisture maps are crucial for a better understanding of hydrological processes and energy cycles. Mapping strategies such as downscaling and interpolation have been developed to obtain high-resolution soil moisture maps...

(This article belongs to the Section Earth Observation Data)
  • Review
  • Open Access
12 Citations
5,657 Views
25 Pages

18 September 2025

The increasing interest in off-grid green hydrogen production has elevated the importance of reliable techno-economic assessment (TEA) tools to support investment and planning decisions. However, limited operational data and inconsistent modeling app...

  • Article
  • Open Access
20 Citations
7,059 Views
18 Pages

5 March 2020

Crowdsourced environmental data have the potential to augment traditional data sources during disasters. Traditional sensor networks, satellite remote sensing imagery, and models are all faced with limitations in observational inputs, forecasts, and...

(This article belongs to the Special Issue Integrating Remote Sensing and Social Sensing)
  • Article
  • Open Access
8 Citations
3,805 Views
17 Pages

High-Resolution Representation for Mobile Mapping Data in Curved Regular Grid Model

  • Jingxin Su,
  • Ryuji Miyazaki,
  • Toru Tamaki and
  • Kazufumi Kaneda

5 December 2019

As mobile mapping systems become a mature technology, there are many applications for the process of the measured data. One interesting application is the use of driving simulators that can be used to analyze the data of tire vibration or vehicle sim...

(This article belongs to the Section Remote Sensors)

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