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Keywords: data quality
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Proceedings Papers
Studies on Early Warning Models and Ship Navigation State Monitoring Using Multi-Source Data
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Paper presented at the The 35th International Ocean and Polar Engineering Conference, June 1–6, 2025
Paper Number: ISOPE-I-25-617
..., but also can realize rapid assessment and early warning of the risk through risk feature extraction and fusion, so as to provide scientific and reliable decision-making support for ship pilots. liquified natural gas (lng) data quality environmental data application risk assessment risk...
Proceedings Papers
An Optimization Method of Intelligent Wave Prediction Models in Real Sea Area Based on Frequency-Band Preprocessing
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Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-318
... neural network machine learning frequency deep learning prediction wave elevation cutoff frequency data quality sery engineering time autocorrelation coefficient nrmse accuracy harbin engineering university artificial intelligence characteristic coefficient ocean engineering...
Proceedings Papers
A Spectral Boundary Integral Method for Computing Surface-Wave Inducing Underlying Hydrodynamics
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Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-364
... scenarios (Wang, 2023). mathematics of computing null null simulation null comput phy null null null equation data quality null null null null fenton convolution reservoir characterization null null null null null boundary integral equation interaction numerical simulation steepness...
Proceedings Papers
Early Warning of Deep-Water Drilling Influx Based on Machine Learning
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Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-005
... surveillance well control neural network deep-water drilling gas data quality united states government drilling operation china government well logging production monitoring early warning side-bypass pipe riser production control early warning system engineering asia government information...
Proceedings Papers
Moving Point Prediction of Linear Irregular Water Waves Using Numerical Impulse Response Function
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Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-277
... artificial intelligence response function kalman filter data quality impulse response function water wave experimental result elevation ocean engineering prediction accuracy deterministic wave prediction numerical solution ocean energy fourier transform accuracy irregular wave rmse...
Proceedings Papers
Tsunami Wave Height by Bandpass Filter Along the Southern Kyushu States Considering Offshore Islands
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Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-353
..., by reconstructing the spatial water level distribution, He pointed out that it generated six stationary edge waves from the recorded water level fluctuations. water level osumi peninsula tanegashima island primary mode shibushi bay measurement point data quality arrival time miyazaki prefecture...
Proceedings Papers
Risk Assessment of Subsea Pipelines by Impacts of Dropped Anchors Based on AIS Data
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Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-483
... of dropped anchors. With this method, Ariany (2020) performed risk assessment on subsea pipelines by dropped and dragged anchors. risk management artificial intelligence risk and uncertainty assessment data quality machine learning subsea pipeline sea area probability impact frequency target...
Proceedings Papers
Research on Feature Extraction Method of Periodic Pulse Vibration Signal of Ship Shafting Based on Wavelet Threshold Denoising and Variational Mode Decomposition
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Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-588
... data quality noise original signal wavelet threshold denoising spectrum wtd-vmd envelope spectrum frequency data mining optimal imf gaussian white noise real signal frequency spectrum artificial intelligence interference denoised signal variational mode decomposition...
Proceedings Papers
Experimental study of dynamic displacement estimation of oscillating floaters based on measured accelerations
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Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-3162
... implemented based on the measured structural acceleration (Liu et al. , 2019). sustainable development renewable energy linear trend social responsibility displacement heave displacement irregular wave experimental study dynamic displacement estimation data quality baseline error experiment...
Proceedings Papers
Impact Frequencies of Subsea Pipelines by Anchoring and Trawling Based on AIS Data
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Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-4131
... of pipeline responses to the impact loading types. data quality frequency artificial intelligence impact possibility calculation offshore pipeline trajectory information ais data hausdarff distance subsea pipeline sea area dbscan algorithm machine learning midstream oil & gas dnvgl...
Proceedings Papers
Comparison of Time-Frequency Analysis Methods for an Offshore Wind Turbine
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Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-269
... and execution offshore wind turbine reservoir characterization resolution frequency resolution data quality wavelet transform spectrum difference equation renewable energy frequency intrinsic mode function time-frequency analysis method subsea system wind energy time-frequency analysis...
Proceedings Papers
Analysis of Iceberg Drift Trajectories Using the Multivariate Empirical Mode Decomposition
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Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-528
... iceberg drift trajectory imf iceberg 3651 empirical mode decomposition tidal current iceberg velocity north direction oscillation iceberg iceberg 4 inertial current oscillation data quality amplitude Analysis of Iceberg Drift Trajectories Using the Multivariate Empirical Mode Decomposition...
Proceedings Papers
A Signal Processing Approach to Detect Unknown Pile Length
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Paper presented at the The 27th International Ocean and Polar Engineering Conference, June 25–30, 2017
Paper Number: ISOPE-I-17-179
... continuous wavelet transform (CCWT) to determine the pile length and defects. However, they lack more practical cases and details to verify the applicability of their method. data quality pile length pile tip wavelet transform phase angle signal processing approach detect unknown pile length...
Proceedings Papers
Research on the Error Correction Algorithm for Caliper Center Offset in the Offshore Pipeline
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Paper presented at the The 27th International Ocean and Polar Engineering Conference, June 25–30, 2017
Paper Number: ISOPE-I-17-298
..., odometer wheel and (drive) cups along with some other components. eccentricity basic circle precision probe defective pipe data quality inspection midstream oil & gas pipe diameter zhang ordinary pipe error correction algorithm weld artificial intelligence square method...
Proceedings Papers
Rational Selection of Floater Designs for Offshore Wind Farms Using Power Transfer Functions
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Paper presented at the The 26th International Ocean and Polar Engineering Conference, June 26–July 2, 2016
Paper Number: ISOPE-I-16-476
... of Ocean Engineering, 42C. 346 subsea system peak period wind speed renewable energy history significant wave height wind energy mean wind speed simulation jonkman wind turbine linear interpolation condensation method time history data quality matrix us government sustainability...
Proceedings Papers
Hydrodynamic Simulation for a Large Self-propelled Cutter Suction Dredger Working at Sea
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Paper presented at the The Twenty-fifth International Ocean and Polar Engineering Conference, June 21–26, 2015
Paper Number: ISOPE-I-15-107
... for the design of spud system and flexible. reaction force spud reaction force increase pm wave spectrum dredger dredge equipment spud reaction force hull marine transportation wave spectrum data quality spectrum environment load university cutter suction dredger environment condition wave...
Proceedings Papers
The Effect of a Screen Shroud on Vortex-Induced Vibration of a Circular Cylinder and its Wake Characteristics
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Paper presented at the The Twenty-fifth International Ocean and Polar Engineering Conference, June 21–26, 2015
Paper Number: ISOPE-I-15-200
..., however, showed a substantial vortex development with significant strength of the coherent structures. reduction bare cylinder wake frequency upstream oil & gas circular cylinder cylinder wake diameter vortex vibration data quality vortice cylinder wake characteristic reynolds...
Proceedings Papers
A Study of Data Qualification for Shipyard Manufacturing Scheduling Simulation
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Paper presented at the The Twenty-fifth International Ocean and Polar Engineering Conference, June 21–26, 2015
Paper Number: ISOPE-I-15-792
... collected as the result of the conversion. Actual shipyard legacy information was used to judge the practicality of the methodology. product information production simulation quality criteria logistics simulation korean institute information system simulation finishdate data quality marine...
Proceedings Papers
Vertical Wave-in-Deck Loading and Pressure Distribution on Fixed Horizontal Decks of Offshore Platforms
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Paper presented at the The Twenty-fourth International Ocean and Polar Engineering Conference, June 15–20, 2014
Paper Number: ISOPE-I-14-058
... subsea system wave impact computational domain platform deck air gap pressure distribution data quality kaplan vertical force pressure transducer reservoir characterization transducer time history equation upstream oil & gas Vertical Wave-in-Deck Loading and Pressure Distribution...
Proceedings Papers
Wet Damping Estimation of the Scaled Segmented Hull Model Using the Random Decrement Technique
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Paper presented at the The Twenty-fourth International Ocean and Polar Engineering Conference, June 15–20, 2014
Paper Number: ISOPE-I-14-360
... transform time history natural frequency identification random decrement technique wet hammering test continuous wavelet transform data quality frequency vibration mode random decrement signature modal parameter sea state free decay signal ship machine learning artificial intelligence Wet...
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