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  1. 61

    Impacts of Different Driving Automation Levels on Highway Geometric Design from the Perspective of Trucks by Shuyi Wang, Bin Yu, Yang Ma, Jinzhou Liu, Wen Zhou

    Published 2021-01-01
    “…Based on each level with tailored characteristics, the current models of geometric design elements including the required stopping sight distance, horizontal sight line offset, and lengths of vertical curves were revised. …”
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    Article
  2. 62
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  4. 64

    Correlation Analysis of Twig and Leaf Characteristics and Leaf Thermal Dissipation of <i>Hippophae rhamnoides</i> in the Riparian Zone of the Taohe River in Gansu Province, China by Qun Li, Min Ma, Yurui Tang, Tingting Zhao, Chengzhang Zhao, Bo Li

    Published 2025-01-01
    “…According to the differences in the canopy light environment of the <i>H. rhamnoides</i> population, three habitat gradients were set: I, the full sight zone; II, the moderate shade zone; and III, the canopy cover zone. …”
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    Article
  5. 65

    Robust Integrated Guidance and Control Design for Angle Penetration Attack of Multimissiles by Huan Zhou, Xin Zhao

    Published 2022-01-01
    “…Firstly, the deviation control strategy of line-of-sight angle and attack angle is put forward in this paper, and the integrated guidance and control system model with impact angle constraint is established, according to the characteristics of angle penetration attack. …”
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    Article
  6. 66

    Nonlinear programming-based ranging optimization for three-dimensional indoor time of arrival localization by Jian Sun, Yongling Fu, Jie He, Shengguang Li, Jian Fu

    Published 2017-10-01
    “…Then, time of arrival ranging error model and geometric constraints are used to define the initial values, objective functions, and constraints of nonlinear programming, as well as to detect line of sight and nonline of sight. A three-dimensional localization algorithm of an indoor time of arrival–based positioning is proposed based on least square and the optimization algorithm. …”
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    Article
  7. 67

    Accurate Empirical Path Loss Models with Route Classification for mmWave Communications by Supachai Phaiboon, Pisit Phokharatkul

    Published 2022-01-01
    “…Propagation path routes are mainly classified into line of sight (LOS) and non-line-of-sight (NLOS). The NLOS routes are classified into 2 separate routes, namely, Hard_NLOS and Soft_NLOS. …”
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    Article
  8. 68

    Suboptimal Midcourse Guidance with Terminal-Angle Constraint for Hypersonic Target Interception by Shizheng Wan, Xiaofei Chang, Quancheng Li, Jie Yan

    Published 2019-01-01
    “…The kinematics model of adversaries is established concerning line-of-sight coupling in longitudinal and lateral planes. …”
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    Article
  9. 69

    Statistical Modeling of Ultrawideband Body-Centric Wireless Channels Considering Room Volume by Miyuki Hirose, Hironobu Yamamoto, Takehiko Kobayashi

    Published 2012-01-01
    “…A measured delay profile can be divided into two domains; in the first domain (0<t≤4 ns) there is either a direct (for line of sight) or diffracted (for nonline of sight) wave which is dependent on the propagation distance along the perimeter of the body, but essentially unrelated to room volume, and the second domain (t>4 ns) has multipath components that are dominant and dependent on room volume. …”
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    Article
  10. 70

    An Initial Investigation of the Effects of a Fully Automated Vehicle Fleet on Geometric Design by John Khoury, Kamar Amine, Rima Abi Saad

    Published 2019-01-01
    “…This study focuses on the geometric design elements that will directly be affected by the replacement of the human driver with fully autonomous vehicles. Stopping sight distance, decision sight distance, and length of sag and crest vertical curves are geometric design elements directly affected by the projected change. …”
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    Article
  11. 71

    Register-Based Subject Omission in English and its Implication for the Syntax of Adjuncts by Liliane Haegeman

    Published 2019-12-01
    “…It is proposed that the observed argument/adjunct asymmetry observed in relation to subject omission comes about due to the fact that what at first sight appear to be sentence-initial adjuncts are in fact inserted in a structural position below the canonical subject position which hosts the deleted subject. …”
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    Article
  12. 72

    Wideband and Ultrawideband Channel Models in Working Machine Environment by Attaphongse Taparugssanagorn, Matti Hämäläinen, Jari Iinatti

    Published 2012-01-01
    “…It was also noted that the root-mean-square (RMS) delay spread is independent of the line-of-sight/obstructed line-of-sight situations of the channel. …”
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    Article
  13. 73

    Design and Construction of Simple Periscope. by Nuwahereza, Emmanuel

    Published 2024
    “…This research study focused on the construction and functionality of a periscope, designed to provide clear visibility of objects not in the direct line of sight. The periscope was assembled using carefully selected materials and its functionality was tested in various settings and conditions. …”
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    Thesis
  14. 74

    Design and Construction of Simple Periscope. by Nuwahereza, Emmanuel

    Published 2024
    “…This research study focuses on the construction and functionality of a periscope, designed to provide clear visibility of objects not in the direct line of sight. The periscope was assembled using carefully selected materials and its functionality was tested in various settings and conditions. …”
    Get full text
    Thesis
  15. 75

    Random-Parameter Multivariate Negative Binomial Regression for Modeling Impacts of Contributing Factors on the Crash Frequency by Crash Types by Chenzhu Wang, Fei Chen, Jianchuan Cheng, Wu Bo, Ping Zhang, Mingyu Hou, Feng Xiao

    Published 2020-01-01
    “…Contributing factors such as plane, longitudinal alignment, and traffic volume, as well as drivers’ sight characteristics, determine the safe operating speed of cars and trucks. …”
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    Article
  16. 76

    Determination of present-day crustal deformation along the Kenyan rift system using InSAR by Pius Kipng’etich Kirui, Bjorn Riedel, Markus Gerke

    Published 2025-01-01
    “…Our results indicate that Suswa experienced a 9 cm movement towards the satellite line of sight between 2018-2020, while Longonot moved 4 cm towards satellite line of sight between 2016-2018 and also underwent 3 cm displacement away from the satellite line of sight between 2019-2021. …”
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    Article
  17. 77

    Multi-object coaxial imaging with an Airy beam array by Qi Zhou, Yanfeng Bai, Wei Tan, Xiaohui Zhu, Xiaoqian Liang, Jian Li, Xianwei Huang, Xiquan Fu

    Published 2025-02-01
    “…The results will open new ideas for non-line-of-sight (NLOS) imaging and may find applications in queue target imaging.…”
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    Article
  18. 78

    A Statistical Channel Model for Stochastic Antenna Inclination Angles by Gang Liu, Ming Zhang, Yaming Bo

    Published 2019-01-01
    “…Two different conditions of the line-of-sight (LOS) and non-line-of-sight (NLOS) in the indoor environment are discussed. …”
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    Article
  19. 79

    Obstacle Avoidance for Ship Navigation Safety Combining Heuristic Search Algorithm and Improved ACO Algorithm by Dan Wang, Yan Jing

    Published 2024-12-01
    “…In moderately complex environments, the proposed algorithm reduces the average path length by 6.51 and 3.93 compared to Particle Swarm Optimisation and Line-of-Sight algorithms respectively. In complex environments, the proposed algorithm reduces the average path length by 15.7 and 12.4 compared to Particle Swarm Optimisation and Line-of-Sight algorithms, and reduces the number of iterations by 49 and 22.2, respectively. …”
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    Article
  20. 80

    NLOS Signal Detection Based on Single Orthogonal Dual-Polarized GNSS Antenna by Ke Zhang, Baiyu Li, Xiangwei Zhu, Huaming Chen, Guangfu Sun

    Published 2017-01-01
    “…Nowadays users have a high demand for the accuracy of position and velocity, but errors caused by non-line-of-sight (NLOS) signals cannot be removed effectively. …”
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    Article