Results 31 to 40 of about 71,893 (332)

Integrated navigation for autonomous underwater vehicles in aquaculture: A review

open access: yesInformation Processing in Agriculture, 2020
Aquaculture is the world’s fastest growing sector within the food industry, supplying humans with over half their aquatic products. Water quality monitoring or cage inspection is an indispensable part in aquaculture and is usually done manually ...
Jianhua Bao   +3 more
doaj   +1 more source

High-speed train positioning method based on motion constraints suppressing INS error in tunnel

open access: yesXibei Gongye Daxue Xuebao, 2021
When the high-speed train is running in tunnel, the global navigation satellite system (GNSS) signal is completely lost, and only relying on the inertial navigation system (INS) composed of micro electro mechanical system (MEMS) devices makes large ...

doaj   +1 more source

Distributed data fusion algorithms for inertial network systems [PDF]

open access: yes, 2008
New approaches to the development of data fusion algorithms for inertial network systems are described. The aim of this development is to increase the accuracy of estimates of inertial state vectors in all the network nodes, including the navigation ...
Allerton, David J., Jia, Huamin
core   +1 more source

Mobile robot positioning algorithm based on Kalman filtering method in network environment [PDF]

open access: yesMATEC Web of Conferences, 2020
Positioning is the basic link in a multi-mobile robot control system, and is also a problem that must be solved before completing a specified task.
Zhang Shuang
doaj   +1 more source

Inertial navigation positioning method of roadheader based on zero-velocity update

open access: yesGong-kuang zidonghua, 2019
Aiming at problems of poor environmental adaptability of photoelectric navigation and low accuracy of long-term positioning of inertial navigation adopted in roadheader positioning, an inertial navigation positioning method of roadheader based on zero ...
TIAN Yuan
doaj   +1 more source

Accuracy Evaluation of Stereo Vision Aided Inertial Navigation for Indoor Environments [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2013
Accurate knowledge of position and orientation is a prerequisite for many applications regarding unmanned navigation, mapping, or environmental modelling. GPS-aided inertial navigation is the preferred solution for outdoor applications.
D. G. Griessbach   +3 more
doaj   +1 more source

Velocity/Position Integration Formula (II): Application to Inertial Navigation Computation

open access: yes, 2012
Inertial navigation applications are usually referenced to a rotating frame. Consideration of the navigation reference frame rotation in the inertial navigation algorithm design is an important but so far less seriously treated issue, especially for ...
Pan, Xianfei, Wu, Yuanxin
core   +1 more source

Advancing Wildfire‐Retardant Materials: Engineering Strategies for Direct and Indirect Suppression

open access: yesAdvanced Engineering Materials, EarlyView.
Here, the evolution, ecological impact, and performance of current fire‐retardant materials and suppression strategies are reviewed, offering an engineering perspective to address existing challenges and propose pathways for the development of more effective, scalable, and sustainable solutions to meet the demands of a changing climate. Wildfires cause
Changxin Dong   +4 more
wiley   +1 more source

A Comprehensive Review of Additive Manufacturing for Space Applications: Materials, Advances, Challenges, and Future Directions

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing (AM) transforms space hardware by enabling lightweight, high‐performance, and on‐demand production. This review outlines AM processes—powder bed fusion (PBF), directed energy deposition (DED), binder jetting (BJ), sheet lamination (SL), and material extrusion (ME)—applied to propulsion, satellite structures, and thermal devices ...
Stelios K. Georgantzinos   +8 more
wiley   +1 more source

Wearable Haptic Feedback Interfaces for Augmenting Human Touch

open access: yesAdvanced Functional Materials, EarlyView.
The wearable haptic feedback interfaces enhance user experience in gaming, social media, biomedical instrumentation, and robotics by generating tactile sensations. This review discusses and categorizes current haptic feedback interfaces into force, thermal, and electrotactile stimulation‐based haptic feedback interfaces, elucidating their current ...
Shubham Patel   +3 more
wiley   +1 more source

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