Dual-Band Circularly-Polarized Transparent GNSS Antenna for Vehicular Applications by Quoc Hung Dang, Nghia Nguyen-Trong, Thomas Kaufmann, Timo Saarnimo, Chris Hide, Christophe Fumeaux

“…A dual-band circularly-polarized transparent antenna for Global Navigation Satellite System (GNSS) is proposed. The antenna is designed with resonance frequencies centered at 1176 MHz and 1582 MHz, targeting the simultaneous coverage of the L5 and L1 bands. …”
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Robot Path Planning Using Improved Ant Colony Algorithm in the Environment of Internet of Things by Hongliu Huang, Guo Tan, Linli Jiang

“…It is a research topic of practical significance to study the path planning technology of mobile robot navigation technology. Aiming at the problems of slow convergence speed, redundant planning path, and easy to fall into local optimal value of ant colony algorithm in a complex environment, a robot path planning based on improved ant colony algorithm is proposed. …”
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The first data from non-commercial monitoring of the occurrence and range of river lamprey, Lampetra fluviatilis, in selected rivers in northern Poland by Kuczyński Tomasz

“…Rivers and streams, essential conduits for these fish migrations, have undergone substantial anthropogenic modifications driven by navigation, hydropower generation, and water regulation imperatives. …”
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Robust Human Machine Interface Based on Head Movements Applied to Assistive Robotics by Elisa Perez, Natalia López, Eugenio Orosco, Carlos Soria, Vicente Mut, Teodiano Freire-Bastos

“…The orientation of the user’s head is used to steer the navigation of a robotic wheelchair. Also, a control algorithm for assistive technology system is presented. …”
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REVIEW – DIGITAL TECHNOLOGIES IN DENTAL IMPLANT PLANNING by Chikh Al Sagha Sama, Cristea Ioana, Curelariu Nura, Agop-Forna Doriana, Davidescu Alexandra, Norina Forna

“…Emerging digital technologies show the potential for real-time dynamic clinical guidance during implant placement, and robot-assisted dental implant placement is a new form of dynamic surgical guidance that, in addition to visual navigation, provides guidance for implant treatment planning, osteotomy preparation, and implant placement.…”
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Forcing From Lower Thermosphere and Quiet Time Scintillation Longitudinal Dependence by Endawoke Yizengaw, Keith Groves

“…Abstract The quiet time ionospheric plasma bubbles that occur almost every day become a significant threat for radio frequency (RF) signal degradation that affects communication and navigation systems. We have analyzed multi‐instrument observations to determine the driving mechanism for quiet time bubbles and to answer the longstanding problem, what controls the longitudinal and seasonal dependence of ionospheric irregularity occurrence rate? …”
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Decomposition-Based Multistep Sea Wind Speed Forecasting Using Stacked Gated Recurrent Unit Improved by Residual Connections by Jupeng Xie, Huajun Zhang, Linfan Liu, Mengchuan Li, Yixin Su

“…Sea wind speed forecast is important for meteorological navigation system to keep ships in safe areas. The high volatility and uncertainty of wind make it difficult to accurately forecast multistep wind speed. …”
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Fusing Depth and Silhouette for Scanning Transparent Object with RGB-D Sensor by Yijun Ji, Qing Xia, Zhijiang Zhang

“…3D reconstruction based on structured light or laser scan has been widely used in industrial measurement, robot navigation, and virtual reality. However, most modern range sensors fail to scan transparent objects and some other special materials, of which the surface cannot reflect back the accurate depth because of the absorption and refraction of light. …”
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Deformation Characteristics and Safety Evaluation of the Throw Filling Soft Clay Cofferdam under Super-Historical Flood Conditions by Ping Jiang, Yong Huang, Zhipeng Tao, Junhua Zhu, Ning Wang, Jianwei Qiao

“…Relying on the cofferdam project of Jiangxi Xinjiang Shuanggang navigation power junction and according to the data of filed investigation and automatic monitoring, the Plaxis infinite element software is used to analyze the deformation characteristics and stabilities of cofferdam during the super-historical flood period, and the effective emergency reinforcement measures are presented. …”
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Contiguous Multilevel Thoracic Ossification of Ligamentum Flavum in a Young Adult Spine by Tsuyoshi Yamada, Ichiro Torigoe, Kenichiro Sakai, Atsushi Okawa, Yoshiyasu Arai

“…Resection or floating of the enormous OLF could be successfully achieved using O-arm-based navigation, and sensory loss, numbness, and gait disturbance were improved after operation.…”
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Design Variations on Planar Differential Antenna with Potential for Multiple, Wide, and Narrow Band Coverage by Domenico Pepe, Luigi Vallozzi, Hendrik Rogier, Domenico Zito

“…In detail, the proposed class of antennas covers multiple frequency bands, ranging from the 868 MHz and 915 MHz bands to 2.4 GHz industrial scientific and medical (ISM) bands, including the 1.2 GHz L band for Global Positioning and Navigation Satellite Systems (GNSS) and the lower portion of the UWB band.…”
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Design of a Hierarchical Fuzzy Control System to Guide the Robot and Prevent Collisions with Obstacles by Alireza Makvandi, Hesam Makvandi, Sayed Ehsan Alavi

“…The fuzzy controller proposed in the current contribution consists of three agents: A robot navigation agent, which helps the robot reach the target point using a fuzzy-based controller, an obstacle avoidance agent which exploits a hierarchical fuzzy control to keep the robot away from obstructions, and a perception agent that employs eight sensors to provide the required information concerning the environment. …”
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Internet of Vehicles: From intelligent grid to autonomous cars and vehicular fogs by Eun-Kyu Lee, Mario Gerla, Giovanni Pau, Uichin Lee, Jae-Han Lim

“…It is now a formidable sensor platform, absorbing information from the environment (and from other cars) and feeding it to drivers and infrastructure to assist in safe navigation, pollution control, and traffic management. …”
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Research on 2.4 GHz Wireless Channel Propagation Characteristics in a Steel Ship Cabin by Wanli Tu, Hong Xu, Yiqun Xu, Qiubo Ye, Mingxian Shen

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Development and Testing of Road Signs Alert System Using a Smart Mobile Phone by Eric M. Masatu, Ramadhani Sinde, Anael Sam

“…The Haversine formula was used to measure and estimate the distance between two pairs of coordinates using the smartphone-based navigation application, Google Map. The application provides a voice alert to a needed action that enhances driver’s attention. …”
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A Review of Vessel Traffic Services Systems Operating in Poland in Terms of Their Compliance with International Legislation by Wojciech Durczak, Ludmiła Filina-Dawidowicz

“…The research outcomes may be interesting for the managers of maritime administrations, ports’ authorities, and other decision-makers responsible for safe navigation and traffic management.…”
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A Framework for Tradeoff Between Location Privacy Preservation and Quality of Experience in Location Based Services by Tianyi Feng, Zhixiang Zhang, Wai-Choong Wong, Sumei Sun, Biplab Sikdar

“…Location-based services find a number of applications in vehicular environments such as navigation, parking, infortainment etc. However, the disclosure of vehicles' location information raises multiple privacy issues. …”
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Improving Electron Density Predictions in the Topside of the Ionosphere Using Machine Learning on In Situ Satellite Data by S. Dutta, M. B. Cohen

“…Abstract Modeling the Earth's ionosphere is a critical component of forecasting space weather, which in turn impacts radio wave propagation, navigation and communication. This research focuses on predicting the electron density in the topside of the ionosphere using satellite data, in particular from the Defense Meteorological Satellite Program, a collection of 19 satellites that have been polar orbiting the Earth for various lengths of times, fully covering 1982 to the present. …”
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Whisker‐Implanted Biomimetic Electronic Skin for Tactile Sensing and Blind Perception by Mohammad Zarei, An Woo Jeong, Seung Goo Lee

“…Abstract Rodent whiskers are a distinct class of tactile sensors that work in conjunction with the biological skin to discern airstreams and obstacles with remarkable sensitivity, facilitating navigation around proximate objects. In this study, a flexible artificial skin is developed comprising sensory active units, including electronic skin (e‐skin) and an artificial whisker, inspired by the sensory capabilities of rodent skin and whiskers. …”
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A Simulation Model for a Hybrid-Electric Craft in Restricted Waters by Francesco Mauro, Ubaldo la Monaca, Alberto Marinò, Vittorio Bucci

“…To reduce the pollutant emissions, the adoption of electric or hybrid-electric solutions for crafts propulsion is a suitable option for green navigation. However, the operation in restricted basin leads also to specific critical issues for the vessel sailing, as dealing with shallow or restricted waters and transit under low air-gap bridges. …”
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