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207 Results Found

  • Article
  • Open Access
9 Citations
2,995 Views
24 Pages

An EMD–PSO–LSSVM Hybrid Model for Significant Wave Height Prediction

  • Gang Tang,
  • Jingyu Zhang,
  • Jinman Lei,
  • Haohao Du,
  • Hongxia Luo,
  • Yide Wang and
  • Yuehua Ding

The accurate prediction of significant wave height (SWH) offers major safety improvements for coastal and ocean engineering applications. However, the significant wave height phenomenon is nonlinear and nonstationary, which makes any prediction work...

  • Feature Paper
  • Article
  • Open Access
35 Citations
4,112 Views
21 Pages

22 July 2020

Short-term prediction of wave height is paramount in oceanic operation-related activities. Statistical models have advantages in short-term wave prediction as complex physical process is substantially simplified. However, previous statistical models...

  • Article
  • Open Access
23 Citations
3,025 Views
20 Pages

Improving Significant Wave Height Prediction Using a Neuro-Fuzzy Approach and Marine Predators Algorithm

  • Rana Muhammad Adnan Ikram,
  • Xinyi Cao,
  • Tayeb Sadeghifar,
  • Alban Kuriqi,
  • Ozgur Kisi and
  • Shamsuddin Shahid

This study investigates the ability of a new hybrid neuro-fuzzy model by combining the neuro-fuzzy (ANFIS) approach with the marine predators’ algorithm (MPA) in predicting short-term (from 1 h ahead to 1 day ahead) significant wave heights. Da...

  • Article
  • Open Access
16 Citations
3,868 Views
15 Pages

20 December 2021

Significant wave height (SWH) prediction plays an important role in marine engineering areas such as fishery, exploration, power generation, and ocean transportation. For long-term forecasting of a specific location, classical numerical model wave he...

  • Article
  • Open Access
34 Citations
5,685 Views
20 Pages

Significant Wave Height Prediction in the South China Sea Based on the ConvLSTM Algorithm

  • Lei Han,
  • Qiyan Ji,
  • Xiaoyan Jia,
  • Yu Liu,
  • Guoqing Han and
  • Xiayan Lin

7 November 2022

Deep learning methods have excellent prospects for application in wave forecasting research. This study employed the convolutional LSTM (ConvLSTM) algorithm to predict the South China Sea (SCS) significant wave height (SWH). Three prediction models w...

  • Feature Paper
  • Article
  • Open Access
4 Citations
2,828 Views
16 Pages

PWPNet: A Deep Learning Framework for Real-Time Prediction of Significant Wave Height Distribution in a Port

  • Cui Xie,
  • Xiudong Liu,
  • Tenghao Man,
  • Tianbao Xie,
  • Junyu Dong,
  • Xiaozhou Ma,
  • Yang Zhao and
  • Guohai Dong

26 September 2022

In this paper, a 2-stage cascaded deep learning framework, Port Wave Prediction Network (PWPNet), is proposed for real-time prediction of significant wave height (SWH) distribution in a port. The PWP-out model of the first stage, predicting port-entr...

  • Article
  • Open Access
2 Citations
1,472 Views
23 Pages

Significant Wave Height Prediction Using LSTM Augmented by Singular Spectrum Analysis and Residual Correction

  • Chunlin Ning,
  • Huanyong Li,
  • Zongsheng Wang,
  • Chao Li,
  • Lingkun Zeng,
  • Wenmiao Shao and
  • Shiqiang Nie

Significant wave height (SWH) is a key physical parameter influencing the safety of shipping, fisheries, and marine engineering projects, and is closely related to climate change and marine disasters. Existing models struggle to balance a high predic...

  • Article
  • Open Access
51 Citations
5,438 Views
20 Pages

Accurate wave prediction can help avoid disasters. In this study, the significant wave height (SWH) prediction performances of the recurrent neural network (RNN), long short-term memory network (LSTM), and gated recurrent unit network (GRU) were comp...

  • Article
  • Open Access
2 Citations
1,289 Views
21 Pages

Automated Machine Learning-Based Significant Wave Height Prediction for Marine Operations

  • Yuan Zhang,
  • Hao Wang,
  • Bo Wu,
  • Jiajing Sun,
  • Mingli Fan,
  • Shu Dai,
  • Hengyi Yang and
  • Minyi Xu

Determining/predicting the environment dominates a variety of marine operations, such as route planning and offshore installation. Significant wave height (Hs) is a critical parameter-defining wave, a dominating marine load. Data-driven machine learn...

  • Article
  • Open Access
2 Citations
1,625 Views
24 Pages

Significant wave height (SWH) prediction is crucial for marine safety and navigation. A slow failure particle swarm optimization for long short-term memory (SFPSO-LSTM) is proposed to enhance SWH prediction accuracy. This study utilizes data from fou...

  • Article
  • Open Access
1,520 Views
25 Pages

Long-Term Significant Wave Height Forecasting in the Western Atlantic Ocean Using Deep Learning

  • Lu Zhang,
  • Fan Jiang,
  • Limin Huang,
  • Dina Silva,
  • Wenyang Duan and
  • C. Guedes Soares

15 October 2025

This study presents a significant wave height correction model using deep learning techniques to enhance long-term wave forecast capabilities. The model utilises buoy measurements to assess the forecasting accuracy of the ECMWF 15-day forecast of sig...

  • Article
  • Open Access
10 Citations
4,255 Views
24 Pages

4 November 2022

Predicting sea wave parameters such as significant wave height (SWH) has recently been identified as a critical requirement for maritime security and economy. Earth observation satellite missions have resulted in a massive rise in marine data volume...

  • Article
  • Open Access
17 Citations
5,874 Views
21 Pages

28 May 2020

This study presents a risk prediction of coastal hazards induced by typhoons, which are a severe natural hazard that often occur in coastal regions. Taking the coastal hazards happened in Shenzhen as a case study, where is a southeast coastal city of...

  • Article
  • Open Access
9 Citations
2,126 Views
24 Pages

Modeling Significant Wave Heights for Multiple Time Horizons Using Metaheuristic Regression Methods

  • Rana Muhammad Adnan Ikram,
  • Xinyi Cao,
  • Kulwinder Singh Parmar,
  • Ozgur Kisi,
  • Shamsuddin Shahid and
  • Mohammad Zounemat-Kermani

16 July 2023

The study examines the applicability of six metaheuristic regression techniques—M5 model tree (M5RT), multivariate adaptive regression spline (MARS), principal component regression (PCR), random forest (RF), partial least square regression (PLS...

  • Article
  • Open Access
1 Citations
2,092 Views
23 Pages

As a renewable and clean energy source with abundant reserves, the development of wave energy relies on accurate predictions of significant wave height (Hs). The fluctuation of Hs is a non-stationary process influenced by seasonal variations in marin...

  • Article
  • Open Access
6 Citations
2,009 Views
18 Pages

11 December 2024

Wave prediction is crucial for ensuring the safety and disaster mitigation of coastal areas, helping to support marine economic activities. Currently, many deep learning models, such as the temporal convolutional network (TCN), have been applied to w...

  • Article
  • Open Access
4 Citations
2,478 Views
19 Pages

The extreme significant wave height predictions often neglect within-year wave climate variability and wave directionality. Depending on a geographical region, local wind patterns and year climate variability could have an influence on the long-term...

  • Article
  • Open Access
4 Citations
4,345 Views
16 Pages

14 February 2024

High waves and surges associated with storms pose threats to the coastal communities around the Great Lakes. Numerical wave models, such as WAVEWATCHIII, are commonly used to predict the wave height and direction for the Great Lakes. These prediction...

  • Article
  • Open Access
3 Citations
2,186 Views
19 Pages

24 May 2023

Polar lows (PLs) are mesoscale, up to 1000 km, rather short lifetime (less than 15–30 h) cyclonic atmospheric systems formed in polar latitudes and associated with cold outbreak events. Strong winds, higher than 15 m/s, can then generate high s...

  • Article
  • Open Access
1 Citations
1,307 Views
25 Pages

Wave energy is a promising renewable resource supporting the decarbonization of energy systems. However, its significant temporal variability necessitates long-term datasets for accurate resource assessment. A common approach to obtaining such data i...

  • Article
  • Open Access
16 Citations
3,451 Views
33 Pages

Building Suitable Datasets for Soft Computing and Machine Learning Techniques from Meteorological Data Integration: A Case Study for Predicting Significant Wave Height and Energy Flux

  • Antonio Manuel Gómez-Orellana,
  • Juan Carlos Fernández,
  • Manuel Dorado-Moreno,
  • Pedro Antonio Gutiérrez and
  • César Hervás-Martínez

17 January 2021

Meteorological data are extensively used to perform environmental learning. Soft Computing (SC) and Machine Learning (ML) techniques represent a valuable support in many research areas, but require datasets containing information related to the topic...

  • Article
  • Open Access
6 Citations
2,998 Views
22 Pages

31 January 2023

Estimating reflector heights at stationary GNSS sites with interferometric reflectometry (IR) is a well-established technique in ocean remote sensing. Additionally, IR offers the possibility to estimate the significant wave height (SWH) with a linear...

  • Article
  • Open Access
2,096 Views
16 Pages

Maximum Individual Wave Height Prediction Using Different Machine Learning Techniques with Data Collected from a Buoy Located in Bilbao (Bay of Biscay)

  • Lucia Porlan-Ferrando,
  • J. David Nuñez-Gonzalez,
  • Alain Ulazia Manterola,
  • Nahia Martinez-Iturricastillo and
  • John V. Ringwood

Accurate prediction of extreme waves, particularly the maximum wave height and the ratio between the maximum and significant wave heights of individual waves, is crucial for maritime safety and the resilience of offshore infrastructure. This study em...

  • Communication
  • Open Access
2 Citations
842 Views
15 Pages

27 February 2025

The impact generated by landslide-induced surge waves in large reservoirs poses significant threats to the safety of coastal residents and their property. It is essential to further elucidate the characteristics of these surge waves and enhance the c...

  • Article
  • Open Access
7 Citations
3,484 Views
19 Pages

North Sea Infragravity Wave Observations

  • Ad J.H.M. Reniers,
  • Remy Naporowski,
  • Marion F. S. Tissier,
  • Matthieu A. de Schipper,
  • Gal Akrish and
  • Dirk P. Rijnsdorp

Coastal safety assessments with wave-resolving storm impact models require a proper offshore description for the incoming infragravity (IG) waves. This boundary condition is generally obtained by assuming a local equilibrium between the directionally...

  • Article
  • Open Access
4 Citations
1,812 Views
18 Pages

6 September 2024

This paper is dedicated to correcting the WAM/ICON numerical wave model predictions by reducing the residue between the model’s predictions and the actual buoy observations. The two parameters used in this paper are significant wave height and...

  • Article
  • Open Access
6 Citations
3,186 Views
16 Pages

Physical Modelling of the Effect on the Wave Field of the WaveCat Wave Energy Converter

  • James Allen,
  • Gregorio Iglesias,
  • Deborah Greaves and
  • Jon Miles

The WaveCat is a moored Wave Energy Converter design which uses wave overtopping discharge into a variable v-shaped hull, to generate electricity through low head turbines. Physical model tests of WaveCat WEC were carried out to determine the device...

  • Article
  • Open Access
3 Citations
2,387 Views
15 Pages

15 January 2024

In the laboratory experiment, 1:25 scaled models are constructed to investigate the effect of different swell and wind-sea proportions on the wave transformation. The source of the wave spectrum is related to the wave conditions in the Gulf of Guinea...

  • Article
  • Open Access
1 Citations
2,223 Views
16 Pages

On the Relation between Wind Speed and Maximum or Mean Water Wave Height

  • Sarah Balkissoon,
  • Y. Charles Li,
  • Anthony R. Lupo,
  • Samuel Walsh and
  • Lukas McGuire

8 August 2024

Dimensional analysis shows that the relation between wind speed and maximum or mean water wave height takes the form H=cU02g, where H is the maximum or mean water wave height caused by wind of speed U0, g is the gravitational acceleration, and c is a...

  • Article
  • Open Access
8 Citations
5,317 Views
33 Pages

13 September 2023

Accurate and reliable wave forecasting is crucial for optimizing the performance of various marine operations, such as offshore energy production, shipping, and fishing. Meanwhile, predicting wave height and wave energy is crucial for achieving susta...

  • Article
  • Open Access
4 Citations
3,001 Views
19 Pages

Wave conditions around islands in the South China Sea (SCS) are of significant interest due to their importance for marine operations and coastal engineering. Understanding and accurately predicting wave characteristics in this region are crucial. In...

  • Article
  • Open Access
14 Citations
6,285 Views
17 Pages

Investigation of Waves Generated by Tropical Cyclone Kyarr in the Arabian Sea: An Application of ERA5 Reanalysis Wind Data

  • Aliasghar Golshani,
  • Masoud Banan-Dallalian,
  • Mehrdad Shokatian-Beiragh,
  • Majid Samiee-Zenoozian and
  • Shahab Sadeghi-Esfahlani

17 November 2022

In this study, the wave conditions in the Arabian Sea induced by tropical cyclone Kyarr (2019) have been simulated by employing the 3rd generation wave model MIKE 21 SW. The model was run from 24 October to 1 November 2019, a total of 8 days. The MIK...

  • Article
  • Open Access
1 Citations
1,288 Views
32 Pages

Regression-Based Networked Virtual Buoy Model for Offshore Wave Height Prediction

  • Eleonora M. Tronci,
  • Matteo Vitale,
  • Therese Patrosio,
  • Thomas Søndergaard,
  • Babak Moaveni and
  • Usman Khan

Accurate wave height measurements are critical for offshore wind farm operations, marine navigation, and environmental monitoring. Wave buoys provide essential real-time data; however, their reliability is compromised by harsh marine conditions, resu...

  • Article
  • Open Access
1 Citations
1,700 Views
16 Pages

20 February 2025

Wave energy is an increasingly attractive renewable energy source due to its potential and predictability. Various Wave Energy Converters (WECs) have been developed, including attenuators, overtopping devices, and point absorbers. The Wave Dragon, an...

  • Feature Paper
  • Article
  • Open Access
1 Citations
848 Views
28 Pages

5 August 2025

The accurate prediction of significant wave height presents a complex yet vital challenge in the fields of ocean engineering. This capability is essential for disaster prevention, fostering sustainable development and deepening our understanding of v...

  • Article
  • Open Access
43 Citations
5,982 Views
13 Pages

On the Indirect Estimation of Wind Wave Heights over the Southern Coasts of Caspian Sea: A Comparative Analysis

  • Giuseppe Francesco Cesare Lama,
  • Tayeb Sadeghifar,
  • Masoud Torabi Azad,
  • Parveen Sihag and
  • Ozgur Kisi

8 March 2022

The prediction of ocean waves is a highly challenging task in coastal and water engineering in general due to their very high randomness. In the present case study, an analysis of wind, sea flow features, and wave height in the southern coasts of the...

  • Article
  • Open Access
1 Citations
3,850 Views
15 Pages

In this study, the European Centre for Medium-Range Weather Forecasts reanalysis v5 (ERA5) wave height reanalysis data and sea-level pressure data from two seasonal prediction systems were used to study the wave characteristics of the Southern Ocean...

  • Article
  • Open Access
7 Citations
3,379 Views
14 Pages

A wave forecast numerical simulation was performed for Typhoon Lingling around the Korean Peninsula and in the East Asia region using sea winds from 24 members produced by the Ensemble Prediction System for Global (EPSG) of Korea Meteorological Admin...

  • Article
  • Open Access
1 Citations
935 Views
19 Pages

Extreme Short-Term Prediction of Unmanned Surface Vessel Nonlinear Motion Under Waves

  • Yiwen Wang,
  • Jian Li,
  • Shan Wang,
  • Hantao Zhang,
  • Long Yang and
  • Weiguo Wu

Under complex hydrodynamic conditions, Unmanned Surface Vessel (USV) exhibits non-stationary and nonlinear dynamic behaviors. Extreme short-term prediction of such nonlinear motion is therefore critical for ensuring navigational safety. To improve th...

  • Article
  • Open Access
6 Citations
2,645 Views
15 Pages

21 September 2022

Aiming at the problem of calculating the overtopping of single-slope breakwaters, a mean impact value-backpropagation (MIV-BP) estimation model for predicting overtopping was established. Experimental data from the Tianjin Research Institute of Water...

  • Article
  • Open Access
1,330 Views
28 Pages

Regional Wave Spectra Prediction Method Based on Deep Learning

  • Yuning Liu,
  • Rui Li,
  • Wei Hu,
  • Peng Ren and
  • Chao Xu

The wave spectrum, as a key statistical feature describing wave energy distribution, is crucial for understanding wave propagation mechanisms and supporting ocean engineering applications. This study, based on ERA5 reanalysis spectrum data, proposes...

  • Article
  • Open Access
5 Citations
3,309 Views
17 Pages

6 April 2022

The south coast of Korea is vulnerable to coastal disasters, such as storm surges, high waves, wave overtopping, and coastal flooding caused by typhoons. It is imperative to predict such disastrous events accurately in advance, which requires accurat...

  • Article
  • Open Access
1,450 Views
22 Pages

The development in coastal engineering and maritime transport demands accurate wave height prediction. In this study, hybrid deep learning models, including CNN-LSTM, CNN-BiLSTM, CNN-GRU, and CNN-BiGRU, are employed to develop regional multivariate w...

  • Article
  • Open Access
1 Citations
984 Views
22 Pages

11 June 2025

Landslide-induced impulse waves (LIIWs) are significant natural hazards, frequently occurring in mountain reservoirs, which threaten the safety of waterways and dam project. To predict the impact of impulse waves induced by Rongsong (RS) potential la...

  • Article
  • Open Access
20 Citations
5,170 Views
21 Pages

Infragravity waves (frequency, f = 0.005–0.05 Hz) are known to dominate hydrodynamic and sediment transport processes close to the shoreline on low-sloping sandy beaches, especially when incident waves are large. However, in storm wave conditio...

  • Article
  • Open Access
4 Citations
3,215 Views
12 Pages

Evaluation of Wave Contributions in Hurricane Irma Storm Surge Hindcast

  • Abram Musinguzi,
  • Lokesh Reddy and
  • Muhammad K. Akbar

1 March 2022

This paper evaluates the contribution of waves to the total predicted storm surges in a Hurricane Irma hindcast, using ADCIRC+SWAN and ADCIRC models. The contribution of waves is quantified by subtracting the water levels hindcasted by ADCIRC from th...

  • Article
  • Open Access
1 Citations
1,712 Views
16 Pages

30 November 2023

In this paper, the Smoothed Particle Hydrodynamics (SPH) method is used in a C# environment to simulate the interaction between freak waves and bottom-fixed structures by establishing a fluid dynamics model. Paraview software 5.10.1 was used to analy...

  • Article
  • Open Access
338 Views
23 Pages

28 November 2025

The wave glider is an unmanned marine observation platform propelled by wave energy. Accurate prediction of its motion performance is crucial for structural design and motion control. This paper presents a four-degree-of-freedom nonlinear coupled dyn...

  • Article
  • Open Access
50 Citations
4,619 Views
20 Pages

9 April 2021

Using advanced deep learning (DL) algorithms for forecasting significant wave height of coastal sea waves over a relatively short period can generate important information on its impact and behaviour. This is vital for prior planning and decision mak...

  • Article
  • Open Access
67 Citations
6,017 Views
13 Pages

Improving Significant Wave Height Forecasts Using a Joint Empirical Mode Decomposition–Long Short-Term Memory Network

  • Shuyi Zhou,
  • Brandon J. Bethel,
  • Wenjin Sun,
  • Yang Zhao,
  • Wenhong Xie and
  • Changming Dong

Wave forecasts, though integral to ocean engineering activities, are often conducted using computationally expensive and time-consuming numerical models with accuracies that are blunted by numerical-model-inherent limitations. Additionally, artificia...

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