Results 161 to 170 of about 504,597 (395)

Improving underwater semantic segmentation with underwater image quality attention and muti-scale aggregation attention [PDF]

open access: yes
Underwater image understanding is crucial for both submarine navigation and seabed exploration. However, the low illumination in underwater environments degrades the imaging quality, which in turn seriously deteriorates the performance of underwater semantic segmentation, particularly for outlining the object region boundaries. To tackle this issue, we
arxiv   +1 more source

An In Situ Curing, Shear‐Responsive Biomaterial Designed for Durable Embolization of Microvasculature

open access: yesAdvanced Healthcare Materials, EarlyView.
NeoCast is a next‐generation, solvent‐free, non‐adhesive liquid embolic designed for indications where deep occlusion is desired (e.g., tumors and chronic subdural hematoma). This novel agent offers ideal embolic properties: injectability, controllability, excellent visibility, and biocompatibility.
Quynh P. Pham   +16 more
wiley   +1 more source

Robotics Vision-based Heuristic Reasoning for Underwater Target Tracking and Navigation [PDF]

open access: yesInternational Journal of Advanced Robotics Systems, Vol.2No3. (2005), 2006
This paper presents a robotics vision-based heuristic reasoning system for underwater target tracking and navigation. This system is introduced to improve the level of automation of underwater Remote Operated Vehicles (ROVs) operations. A prototype which combines computer vision with an underwater robotics system is successfully designed and developed ...
arxiv  

Supramolecular Additive Screening to Engineer Microfibrous Rafts for Expansion of Pluripotent Stem Cells in Dynamic Suspension

open access: yesAdvanced Healthcare Materials, EarlyView.
Segmented PCL‐bisurea (BU) polymers and BU‐peptide conjugate additives assemble into fibrous superstructures at the nanoscale through a mix‐and‐matching strategy. Different bioactivities are incorporated through variation of peptide sequences. The resulting materials are screened for their effect on stem cell adhesion and pluripotency.
Johnick F. van Sprang   +6 more
wiley   +1 more source

Royal Photographic Society Exhibition of Underwater Photography [PDF]

open access: bronze, 1954
L. H. Lampitt   +12 more
openalex   +1 more source

Hydrogel Adhesive Integrated‐Microstructured Electrodes for Cuff‐Free, Less‐Invasive, and Stable Interface for Vagus Nerve Stimulation

open access: yesAdvanced Healthcare Materials, EarlyView.
In this study, a cuff‐free, less‐invasive surgical approach for vagus nerve stimulation (VNS) by combining ultrathin Y‐shaped kirigami electrodes is developed with a chemically cross‐linked hydrogel adhesive (hydrogel‐kirigami). Unlike conventional cuff implantation, which may damage nerves and nearby critical vessels, this new technique minimizes ...
Jae Young Park   +9 more
wiley   +1 more source

Erratum to: Object representation for multi-beam sonar image using local higher-order statistics

open access: yesEURASIP Journal on Advances in Signal Processing, 2017
Haisen Li   +5 more
doaj   +1 more source

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