7,560 Result(s)
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Open AccessA comprehensive dataset for dynamic analysis of ocean front
This paper proposes an ocean front database and a method for its construction tailored for studying the dynamic evolution of ocean fronts. Ocean fronts play a crucial role in the interactions between the ocean...
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Open AccessBeyond the surface: a sco** review of vision-based underwater experience technologies and user studies
Exploring the underwater world presents significant physical and financial barriers. Telepresence technologies offer a potential solution by a providing a more accessible version of an underwater experience. O...
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Open AccessImproved spectral dynamic features extracted from audio data for classification of marine vessels
Underwater sound classification presents a unique challenge due to the complex propagation characteristics of sound in water, including absorption, scattering, and refraction. These complexities can distort an...
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Open AccessA viscous effect of wave attractor in geometry with underwater peak
The influence of the viscosity on a wave attractor flow has been previously studied, particularly in relation to the widening of the hydrodynamical structures. In this work, we simulate an attractor flow with ...
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Open AccessBeyond texture: unveiling spiny crown-of-thorns starfish with multiresolution analysis
Coral reefs are essential ecosystems in the vast expanses of oceans, nurturing various forms of marine life within their vibrant and expansive structures. However, these underwater paradises suffer considerabl...
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Open AccessWTCRNet: a wavelet transform and contrastive regularization network for sonar denoising by self-supervision
In the field of underwater acoustics, forward-looking sonar represents a pivotal tool for acquiring subaqueous imagery. However, this technique is susceptible to the inherent ambient noise prevalent in underwa...
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Open AccessDeep reinforcement learning for inverting earthquake focal mechanism and its potential application to marine earthquakes
Earthquake data are one of the key means by which to explore our planet. At a large scale, the layered structure of the Earth is revealed by the seismic waves of natural earthquakes that go deep into its inner...
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Open AccessSeaOrbiter, the first International Oceanic Station
SeaOrbiter’s vision is to become the first International Space Station of the ocean, a symbol of humanity's capacity to explore and understand the most uncharted and critical part of our planet. SeaOrbiter wil...
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Open AccessOptimization of topology and energy management in fuel cell cruise ship hybrid power systems
Current research on energy management strategies (EMSs) often neglects the impact of system topology and local control. This study tackles this issue by optimizing the topology of the hybrid power system on th...
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Open AccessImpact of physical and attention mechanisms on U-Net for SST forecasting
Sea surface temperature (SST) prediction is a subject of great significance to the marine environment and human society. Changes in SST not only impact marine ecosystems and fishery resources but also trigger ...
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Open AccessRemote sensing insights into ocean fronts: a literature review
By providing valuable data that allow scientists to study various oceanographic characteristics on a global scale, remote sensing techniques have considerably advanced our understanding of ocean fronts. Ocean ...
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Open AccessUnderwater object detection and datasets: a survey
The rapidly growing exploitation and utilization of marine resources by humans has sparked considerable interest in underwater object detection tasks. Targets captured in underwater environments differ signifi...
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Open AccessWaterPairs: a paired dataset for underwater image enhancement and underwater object detection
Due to its importance in marine engineering and aquatic robotics, underwater image enhancement works as a preprocessing step to improve the performance of high-level vision tasks such as underwater object dete...
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Open AccessAdaptive neural network anti-disturbance control of a cable-driven flexible-joint-based underwater vehicle manipulator system with dead-zone input nonlinearities via multiple neural observers
To achieve the requirements of lightweight, low energy consumption, and low inertia of an underwater vehicle manipulator system, a cable-driven manipulator is installed on the underwater vehicle to form a cabl...
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Open AccessMulti-scale spatial features and temporal attention mechanisms: advancing the accuracy of ENSO prediction
The exponential progression in oceanic observational technology has fostered the accumulation of substantial time series data pivotal for predictions in ocean meteorology. Foremost among the phenomena observed...
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Open AccessValidity of matched-field source localization in under-ice shallow water
Underwater source localization, such as matched-field processing (MFP), triangulation, and waveguide invariant, have been extensively investigated in temperate oceans. Seasonal or yearlong ice floes or ice cov...
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Open AccessThree-dimentional reconstruction of underwater side-scan sonar images based on shape-from-shading and monocular depth fusion
Modern marine research requires high-precision three-dimensional (3D) underwater data. Underwater environments experience severe visible light attenuation, which leads to inferior imaging compared with air. In...
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Open AccessQuantum Poisson solver without arithmetic
Solving differential equations is one of the most promising applications of quantum computing. The Poisson equation has applications in various domains of physics and engineering, including the simulation of o...
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Open AccessRadiated power and acoustic convergence zone properties of the vibration of the shaft-hull system in an ocean acoustic channel
To compute the vibroacoustic radiation of the shaft-hull system in an ocean acoustic channel, we apply the finite element method/boundary element method. For the convergence zone effect, we use the beam displa...
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Open AccessDuet of ViT and CNN: multi-scale dual-branch network for fine-grained image classification of marine organisms
Fine-grained image classification of marine organisms involves dividing subcategories within a larger category. For instance, this could mean distinguishing specific species of fish or types of algae. This typ...
