Heading (navigation)
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Designing airspace for urban air mobility: A review of concepts and approaches Open
The article brings together the academic and industry literature on the design and management of urban airspace. We analyze the proposed airspace concepts, identify their strengths and weaknesses, point to gaps in research, and provide rec…
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Angular velocity integration in a fly heading circuit Open
Many animals maintain an internal representation of their heading as they move through their surroundings. Such a compass representation was recently discovered in a neural population in the Drosophila melanogaster central complex, a brain…
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Drivers and barriers of circular economy business models: Where we are now, and where we are heading Open
Literature on the circular economy business model (CEBM) has witnessed a sharp upsurge in recent years. Although scholars have investigated CEBM from several perspectives, including the green business model, waste management, digital techn…
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A Heading Maintaining Oriented Compression Algorithm for GPS Trajectory Data Open
The raw trajectories contain large amounts of redundant data that bring challenges to storage, transmission and processing. Trajectory compression algorithms can reduce the number of positioning points while minimizing the loss of informat…
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Where is supply chain resilience research heading? A systematic and co-occurrence analysis Open
Purpose The purpose of this paper is to algorithmically and objectively investigate the previous literature on supply chain resilience (SCR) and advance theory by synthesizing new research domains. Design/methodology/approach A two-staged …
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Design considerations for multi-terawatt scale manufacturing of existing and future photovoltaic technologies: challenges and opportunities related to silver, indium and bismuth consumption Open
As the photovoltaic (PV) industry heading towards the multi-TW scale, PV technologies need to be carefully evaluated based on material consumption rather than just efficiency or cost to ensure sustainable growth of the industry.
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Epithelial‐to‐mesenchymal transition in cutaneous wound healing: Where we are and where we are heading Open
Cutaneous wound healing occurs in distinct yet overlapping steps with the end goal of reforming a stratified epithelium to restore epidermal barrier function. A key component of this process is re‐epithelialization, which involves the prol…
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Students as Partners: Reflections on a Conceptual Model Open
This article reflects on a conceptual model for mapping the work which fits under the broad heading of students as partners in learning and teaching in higher education (Healey, Flint & Harrington, 2014). We examine the nature and purpose …
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Social Media Use and Adolescents’ Self-Esteem: Heading for a Person-Specific Media Effects Paradigm Open
Eighteen earlier studies have investigated the associations between social media use (SMU) and adolescents’ self-esteem, finding weak effects and inconsistent results. A viable hypothesis for these mixed findings is that the effect of SMU …
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The future of image-guided radiotherapy will be MR guided Open
Advances in image-guided radiotherapy (RT) have allowed for dose escalation and more precise radiation treatment delivery. Each decade brings new imaging technologies to help improve RT patient setup. Currently, the most frequently used me…
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Dynamic Positioning With Model Predictive Control Open
Marine vessels with dynamic positioning (DP) capability are typically equipped with sufficient number of thrusters to make them overactuated and with satellite navigation and other sensors to determine their position, heading, and velocity…
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An Indoor Position-Estimation Algorithm Using Smartphone IMU Sensor Data Open
Position-estimation systems for indoor localization play an important role in everyday life. The global positioning system (GPS) is a popular positioning system, which is mainly efficient for outdoor environments. In indoor scenarios, GPS …
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Magnetometer Calibration Using Inertial Sensors Open
In this work we present a practical algorithm for calibrating a magnetometer\nfor the presence of magnetic disturbances and for magnetometer sensor errors.\nTo allow for combining the magnetometer measurements with inertial measurements\nf…
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Strong photoperiod sensitivity is controlled by cooperation and competition among Hd1, Ghd7 and DTH8 in rice heading Open
Summary Rice ( Oryza sativa ) is a short‐day (SD) plant originally having strong photoperiod sensitivity (PS), with SDs promoting and long days (LDs) suppressing flowering. Although the evolution of PS in rice has been extensively studied,…
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Development of Steering Control System for Autonomous Vehicle Using Geometry-Based Path Tracking Algorithm Open
In this paper, a steering control system for the path tracking of autonomous vehicles is described. The steering control system consists of a path tracker and primitive driver. The path tracker generates the desired steering angle by using…
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The US/UK World Magnetic Model for 2025-2030: Technical Report Open
This report provides a comprehensive description of the World Magnetic Model (WMM) 2025 and its higher-resolution version, the World Magnetic Model – High Resolution (WMMHR) 2025.
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Transcriptional and post‐transcriptional regulation of heading date in rice Open
Summary Rice is a facultative short day (SD) plant. In addition to serving as a model plant for molecular genetic studies of monocots, rice is a staple crop for about half of the world’s population. Heading date is a critical agronomic tra…
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Inertial Navigation System/Doppler Velocity Log (INS/DVL) Fusion with Partial DVL Measurements Open
The Technion autonomous underwater vehicle (TAUV) is an ongoing project aiming to develop and produce a small AUV to carry on research missions, including payload dropping, and to demonstrate acoustic communication. Its navigation system i…
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Robust Pedestrian Dead Reckoning Based on MEMS-IMU for Smartphones Open
This paper proposes a pedestrian dead reckoning (PDR) algorithm based on the strap-down inertial navigation system (SINS) using the gyros, accelerometers, and magnetometers on smartphones. In addition to using a gravity vector, magnetic fi…
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Disentangling and modeling interactions in fish with burst-and-coast swimming reveal distinct alignment and attraction behaviors Open
The development of tracking methods for automatically quantifying individual behavior and social interactions in animal groups has open up new perspectives for building quantitative and predictive models of collective behavior. In this wor…
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Genetic interactions between diverged alleles of <i>Early heading date 1</i> (<i>Ehd1</i>) and <i>Heading date 3a</i> (<i>Hd3a</i>)<i>/ RICE <span>FLOWERING LOCUS</span> T1</i> (<i><span>RFT</span>1</i>) control differential heading and contribute to regional adaptation in rice (<i>Oryza sativa</i>) Open
Summary Initiation of flowering, also called heading, in rice ( Oryza sativa ) is determined by the florigens encoded by Heading date 3a ( Hd3a ) and RICE FLOWERING LOCUS T1 ( RFT 1 ). Early heading date 1 ( Ehd1 ) regulates Hd3a and RFT 1…
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LiDAR Scan Matching Aided Inertial Navigation System in GNSS-Denied Environments Open
A new scan that matches an aided Inertial Navigation System (INS) with a low-cost LiDAR is proposed as an alternative to GNSS-based navigation systems in GNSS-degraded or -denied environments such as indoor areas, dense forests, or urban c…
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An Integrated GNSS/INS/LiDAR-SLAM Positioning Method for Highly Accurate Forest Stem Mapping Open
Forest mapping, one of the main components of performing a forest inventory, is an important driving force in the development of laser scanning. Mobile laser scanning (MLS), in which laser scanners are installed on moving platforms, has be…
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The decolonial turn in data and technology research: what is at stake and where is it heading? Open
This article traces the emergence of a 'decolonial turn' in critical technology and data studies that analyzes the transformation of society through data extraction for profit. First, we offer a genealogy of concepts over the last decade f…
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Heading Estimation for Indoor Pedestrian Navigation Using a Smartphone in the Pocket Open
Heading estimation is a central problem for indoor pedestrian navigation using the pervasively available smartphone. For smartphones placed in a pocket, one of the most popular device positions, the essential challenges in heading estimati…
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Automated Method to Determine Two Critical Growth Stages of Wheat: Heading and Flowering Open
Recording growth stage information is an important aspect of precision agriculture, crop breeding and phenotyping. In practice, crop growth stage is still primarily monitored by-eye, which is not only laborious and time-consuming, but also…
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An Empirically-Calibrated Ship Domain as a Safety Criterion for Navigation in Confined Waters Open
There are limited studies on the use of ship domain as the safety criterion for ship navigation within confined waters. In this paper, a free-form ship domain has been developed empirically for navigation in confined waters. Two individual…
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Photoelectrochemical water splitting: an idea heading towards obsolescence? Open
The production of hydrogen from water and sunlight is a way to address the intermittency in renewable energy production, while simultaneously generating a versatile fuel and a valuable chemical feedstock. All approaches to solar hydrogen a…
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A Bluetooth/PDR Integration Algorithm for an Indoor Positioning System Open
This paper proposes two schemes for indoor positioning by fusing Bluetooth beacons and a pedestrian dead reckoning (PDR) technique to provide meter-level positioning without additional infrastructure. As to the PDR approach, a more effecti…
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Remote Estimation of Rice Yield With Unmanned Aerial Vehicle (UAV) Data and Spectral Mixture Analysis Open
The accurate assessment of rice yield is crucially important for China's food security and sustainable development. Remote sensing (RS), as an emerging technology, is expected to be useful for rice yield estimation especially at regional s…