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Navigation of Underwater Drones and Integration of Acoustic Sensing with Onboard Inertial Navigation System

open access: yesDrones, 2021
The navigation of autonomous underwater vehicles is a major scientific and technological challenge. The principal difficulty is the opacity of the water media for usual types of radiation except for the acoustic waves. Thus, an acoustic transducer (array)
Alexander Miller   +2 more
doaj   +2 more sources

GNSS/IMU/ODO/LiDAR-SLAM Integrated Navigation System Using IMU/ODO Pre-Integration

open access: yesSensors, 2020
In this paper, we proposed a multi-sensor integrated navigation system composed of GNSS (global navigation satellite system), IMU (inertial measurement unit), odometer (ODO), and LiDAR (light detection and ranging)-SLAM (simultaneous localization and ...
Le Chang, Xiaoji Niu, Tianyi Liu
doaj   +2 more sources

Velocity-Aided Navigation in GNSS-Denied Environments [PDF]

open access: yesSensors
The Velocity-Aided Navigation (VAN) method for determining latitude, longitude, and altitude is proposed when global navigation satellite system (GNSS) signals are unavailable.
Vadym Avrutov   +5 more
doaj   +2 more sources

Neuronal sensorimotor integration guiding salt concentration navigation in Caenorhabditis elegans

open access: yesProceedings of the National Academy of Sciences of the United States of America
Significance Animals navigate their environment through integration of sensory information with their current motor status. Sensorimotor integration plays a key role in navigation behavior for the accurate representation in a neural network of the ...
Yu Toyoshima   +2 more
exaly   +2 more sources

GNSS/IMU/LO integration with a new LO error model and lateral constraint for navigation in urban areas

open access: yesSatellite Navigation
The quest for reliable vehicle navigation in urban environments has led the integration of Light Detection and Ranging (LiDAR) Odometry (LO) with Global Navigation Satellite Systems (GNSS) and Inertial Measurement Units (IMU). However, the performance of
Hanzhi Chen   +5 more
doaj   +2 more sources

Loosely Coupled GNSS and UWB with INS Integration for Indoor/Outdoor Pedestrian Navigation

open access: yesSensors, 2020
The growth of location-based services (LBS) has increased rapidly in last years, mainly due to the possibility to exploit low-cost sensors installed in portable devices, such as smartphones and tablets.
Vincenzo di Pietra   +2 more
exaly   +2 more sources

Integration of sleep homeostasis and navigation in Drosophila. [PDF]

open access: yesPLoS Computational Biology, 2021
During sleep, the brain undergoes dynamic and structural changes. In Drosophila, such changes have been observed in the central complex, a brain area important for sleep control and navigation.
Andres Flores-Valle   +2 more
doaj   +6 more sources

Integration of vestibular and visual cues for navigation, visual processing and perception

open access: yesAnnual Review of Neuroscience, 2023
Despite increasing evidence of its involvement in several key functions of the cerebral cortex, the vestibular sense rarely enters our consciousness.
Sepiedeh Keshavarzi   +2 more
semanticscholar   +1 more source

Potential of Satellite Spectral Resolution Vegetation Indices for Estimation of Canopy Chlorophyll Content of Field Crops: Mitigating Effects of Leaf Angle Distribution

open access: yesRemote Sensing, 2023
Accurate estimation of canopy chlorophyll content (CCC) is critically important for agricultural production management. However, vegetation indices derived from canopy reflectance are influenced by canopy structure, which limits their application across ...
Xiaochen Zou, Jun Jin, Matti Mõttus
doaj   +1 more source

A MULTI-IMU BASED SELF-CONTAINED PEDESTRIAN NAVIGATION ALGORITHM [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2023
The demand for navigation and positioning is increasing in various fields nowadays. Although Global Navigation Satellite Systems (GNSS) are currently the most widely used high-accuracy positioning method, their operation rests on signal transmission and ...
Y.-H. Jen   +3 more
doaj   +1 more source

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