Results 61 to 70 of about 1,913,452 (223)

Dumpsite Seabed Characterization of the San Pedro Basin, CA, From Autonomous Vehicle Observations

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT A wide‐area seabed survey was conducted using autonomous underwater vehicles (AUVs) in a known dumpsite off the coast of Southern California that has been found to have widespread sediment contamination from the chemical dichlorodiphenyltrichloroethane (DDT).
Ryan A. McCarthy   +4 more
wiley   +1 more source

The Establishment of Intelligent Detection Method and Monitoring System for Underwater Target Based on Imaging Sonar

open access: yesMATEC Web of Conferences, 2015
For the practical requirement of underwater safety protection, the conception of target precautionary area is put forward combined with the technical characteristic of imaging sonar and the analysis of small underwater target imaging feature.
Peng Pengfei, Yu Qian, Li Qiyuan
doaj   +1 more source

When SAM Meets Sonar Images

open access: yesIEEE Geoscience and Remote Sensing Letters
12 pages, 3 ...
Lin Wang 0027   +6 more
openaire   +3 more sources

ADAPT: An Autonomous Forklift for Construction Site Operation

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT Efficient material logistics are critical in controlling costs and schedules in the construction industry. However, manual material handling remains prone to inefficiencies, delays, and safety risks. Autonomous forklifts offer a solution to streamline on‐site logistics, reducing reliance on human operators and mitigating labor shortages.
Johannes Huemer   +12 more
wiley   +1 more source

Neural Implicit Surface Reconstruction using Imaging Sonar [PDF]

open access: yes, 2022
We present a technique for dense 3D reconstruction of objects using an imaging sonar, also known as forward-looking sonar (FLS). Compared to previous methods that model the scene geometry as point clouds or volumetric grids, we represent the geometry as ...
Qadri, Mohamad   +2 more
core   +1 more source

Super-resolution phased array sonar imaging

open access: yes, 2005
Includes bibliographical references (p. 101-102).This dissertation applies super-resolution signal processing alogrithms to image reconstruction for a multibeam phased array sonar.
Eccles, Etienne Frederick
core   +1 more source

Robotics for Crop Pollination: Recent Advances and Future Direction

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT There is great interest in alternative pollination strategies for crop production in the face of climate change and perennial threats to the traditional pollination mechanisms. This review explores the potential of robotic pollination as a promising solution to these challenges affecting crop fertilization, agricultural sustainability, and ...
Ranjan Sapkota   +3 more
wiley   +1 more source

A Motion Compensation Method for Circular Synthetic Aperture Sonar Based on Multi-Sensor

open access: yes水下无人系统学报
Circular synthetic aperture sonar(CSAS) is a high-resolution underwater imaging sonar system mounted on a mobile platform, whose imaging quality is highly sensitive to the precision of platform position and attitude.
Tianfeng HUANG   +3 more
doaj   +1 more source

Spatial coding in sonar imaging

open access: yesElectronics Letters, 2017
A practical deployment is presented for sonar imaging with fewer transmitters and receivers. Spatial coding via transmit beamforming is used for target detection and localisation. Transmit beamforming reduces the ambiguity in a model and improves imaging performance.
Jingxi Wang   +3 more
openaire   +1 more source

Environmental Stressors Influence Spatial Complexity in a Fluvial Macrophyte meadow

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
This research investigates the nonlinear relationships between environmental stressors and the fine‐scale spatial complexity of a fluvial macrophytes meadow. The use of multivariate spatial analysis allowed us to identify two major environmental gradients (nutrients and light) and two major complexity gradients (related to abundance and fragmentation).
Arthur de Grandpré   +2 more
wiley   +1 more source

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