Showing 2,321 - 2,340 results of 2,372 for search '"cloud"', query time: 0.07s Refine Results
  1. 2321

    Stability Analysis of Irregular Cavities in Tunnel Using Geomagic-COMSOL Coupling Method by Shangqu Sun, Chengshuai Qin, Hongbo Wang, Liping Li, Yongliang Huang

    Published 2021-01-01
    “…First of all, we used the drilling laser scanning method to reconstruct the three-dimensional point clouds model of irregular cavities. Furthermore, we proposed the method of determining the point density to reduce the computational error under the premise of ensuring the accuracy in engineering scale. …”
    Get full text
    Article
  2. 2322

    Modification of an automated precision farming robot for high temporal resolution measurement of leaf angle dynamics using stereo vision by Frederik Hennecke, Jonas Bömer, René H.J. Heim

    Published 2025-06-01
    “…To enable more detailed studies on leaf angles, we modified a well-established automated farming robot to obtain high-resolution 3D point clouds at customizable intervals of individual plants using stereo vision. …”
    Get full text
    Article
  3. 2323

    Photochemical Reactions of Benzene with Chlorine Radicals in Atmospheric Aqueous Phase by Linchang Dong, Yu Lei, Jun Lu, Han He, Yue Yang, Chengzhu Zhu

    Published 2024-01-01
    “…The chlorine radicals (Cl• and Cl2•−) have profound impacts on the photochemical processes in the atmospheric aqueous phase (e.g., marine clouds). However, current literature lacks information on the Cl•/Cl2•−-induced transformation of organics under sunlit irradiation. …”
    Get full text
    Article
  4. 2324

    Improving model performance in mapping black-soil resource with machine learning methods and multispectral features by Jianfang Hu, Yulei Tang, Jiapan Yan, Jiahong Zhang, Yuxin Zhao, Zhansheng Chen

    Published 2025-01-01
    “…This study utilized all Sentinel-2 images covering the study area from April to July in 2022. After masking clouds, all images were synthesized monthly. Based on the revised random forest classification algorithm, model performance using different feature combination programs were evaluated to search for an efficient, high-precision method for mapping black-soil resource. …”
    Get full text
    Article
  5. 2325

    Star-forming Nuclear Clusters in Dwarf Galaxies Mimicking Active Galactic Nucleus Signatures in the Mid-infrared by Megan R. Sturm, Bayli Hayes, Amy E. Reines

    Published 2025-01-01
    “…Our results indicate that these galactic nuclei have ongoing star formation, are still at least partially obscured by clouds of gas and dust, and are most likely producing the extremely red AGN-like mid-IR colors. …”
    Get full text
    Article
  6. 2326

    A Survey of Cassini Images of Spokes in Saturn’s Rings: Unusual Spoke Types and Seasonal Trends by S. R. Callos, M. M. Hedman, D. P. Hamilton

    Published 2025-01-01
    “…Spokes are localized clouds of fine particles that appear over the outer part of Saturn's B ring. …”
    Get full text
    Article
  7. 2327

    Ion-specific effects in polyelectrolyte solutions: chain–chain interactions, chain rigidity and dynamics by Hotton, Claire, Sakhawoth, Yasine, Rollet, Anne-Laure, Sirieix-Plénet, Juliette, Tea, Lingsam, Combet, Sophie, Sharp, Melissa, Hoffmann, Ingo,  Nallet, Frédéric, Malikova, Natalie

    Published 2025-01-01
    “…The origin lies in the closer approach of large, highly polarisable counterions to the chain backbone, leading to more constricted counterion clouds. Equally affected is the local chain rigidity as well as collective and self-diffusion coefficients at larger scales. …”
    Get full text
    Article
  8. 2328

    Comparative experimental validation of microwave hyperspectral atmospheric soundings in clear-sky conditions by L. Liu, N. Bliankinshtein, Y. Huang, J. R. Gyakum, P. M. Gabriel, S. Xu, M. Wolde

    Published 2025-01-01
    “…In contrast to infrared radiometry, microwave radiometry can penetrate clouds, making it a valuable tool for all-sky thermodynamic retrievals. …”
    Get full text
    Article
  9. 2329

    Assessing Methods to Measure Stem Diameter at Breast Height with High Pulse Density Helicopter Laser Scanning by Matthew J. Sumnall, Ivan Raigosa-Garcia, David R. Carter, Timothy J. Albaugh, Otávio C. Campoe, Rafael A. Rubilar, Bart Alexander, Christopher W. Cohrs, Rachel L. Cook

    Published 2025-01-01
    “…Technological developments have allowed helicopter airborne laser scanning (HALS) to produce high-density point clouds below the forest canopy. We present a tree stem classification method that combines linear shape detection and model-based clustering, using four discrete methods to estimate stem diameter. …”
    Get full text
    Article
  10. 2330

    Assessing the Effects of Spatial Resolution on Regional Climate Model Simulated Summer Temperature and Precipitation in China: A Case Study by Xin-Min Zeng, Ming Wang, Yujian Zhang, Yang Wang, Yiqun Zheng

    Published 2016-01-01
    “…Because of the dry climate and low soil heat capacity in Northern China, resolution changes easily modify surface energy fluxes, hence the SAT; due to the rainy and humid climate in South China, resolution changes likely strongly influence grid-scale structure of clouds and therefore precipitation.…”
    Get full text
    Article
  11. 2331

    Using a YOLO Deep Learning Algorithm to Improve the Accuracy of 3D Object Detection by Autonomous Vehicles by Ramavhale Murendeni, Alfred Mwanza, Ibidun Christiana Obagbuwa

    Published 2024-12-01
    “…Key contributions include introducing a multi-task loss function that optimizes 2D and 3D predictions and integrating sensor fusion techniques that combine RGB camera data with LIDAR point clouds for improved depth estimation. The adapted model, tested on real-world datasets, demonstrates a significant increase in 3D detection accuracy, achieving a mean average precision (mAP) of 85%, intersection over union (IoU) of 78%, and near real-time performance at 93–97% for detecting vehicles and 75–91% for detecting people. …”
    Get full text
    Article
  12. 2332

    Macular Changes in a Mucopolysaccharidosis Type I Patient with Earlier Systemic Therapies by Augusto Magalhães, Ana Maria Cunha, Rodrigo Vilares-Morgado, Elisa Leão-Teles, Esmeralda Rodrigues, Manuel Falcão, Ângela Carneiro, Jorge Breda, Fernando Falcão-Reis

    Published 2021-01-01
    “…Systemic therapies can provide an increase in life expectancy and stabilize visual acuity and corneal clouding, although their effect on retinal degeneration is unknown.…”
    Get full text
    Article
  13. 2333

    Hiroshima and Nagasaki at 65 – A Reflection by Norimatsu Satoko

    Published 2010-12-01
    “…Simply put, approximately, one third of hibakusha survive, speaking and living on behalf of all.No matter how many years go by, the number of people who were in or under the fiery clouds from the explosion of the two atomic-bombs, the first to be used against people, will always be the same, whether alive or dead. …”
    Get full text
    Article
  14. 2334

    A Comparative Analysis of YOLOv9, YOLOv10, YOLOv11 for Smoke and Fire Detection by Eman H. Alkhammash

    Published 2025-01-01
    “…However, accurate detection of smoke and fire in forests is challenging due to different factors such as different smoke shapes, changing light, and similarity of smoke with other smoke-like elements such as clouds. This study explores recent YOLO (You Only Look Once) deep-learning object detection models YOLOv9, YOLOv10, and YOLOv11 for detecting smoke and fire in forest environments. …”
    Get full text
    Article
  15. 2335

    Public health policies for children and youth with special health care needs in OECD member countries and Brazil: A scoping review protocol. by Ângela Cristina Rocha Gimenes, Elenir Rose Jardim Cury

    Published 2023-01-01
    “…Use of both open-access software IRaMuTeQ for similitude analysis and word clouds is also planned. This protocol is expected to reveal policies that meet the specific needs of this vulnerable population segment and highlight examples of good practices or current gaps.…”
    Get full text
    Article
  16. 2336

    BEVFusion With Dual Hard Instance Probing for Multimodal 3D Object Detection by Taeho Kim, Joohee Kim

    Published 2025-01-01
    “…Recent multi-modal fusion methods have been proposed to enhance 3D object detection by combining the geometric accuracy of LiDAR point clouds with the rich semantic features of camera images. …”
    Get full text
    Article
  17. 2337

    Analysis of Warm and Cold Season Thunderstorms for Istanbul by Muhammed Başpınar, Veli Yavuz

    Published 2024-01-01
    “…It occurs in vertically developed Cumulonimbus (Cb) clouds due to atmospheric instability and has a spatial resolution (meso-scale) of 1 - 100 km. …”
    Get full text
    Article
  18. 2338

    Educators' perceptions on the benefits and barriers of oral PrEP uptake among adolescent girls and young women in Vulindlela, KwaZulu-Natal by Simamkele Bokolo, Eliza Govender

    Published 2022-08-01
    “…However, these benefits were clouded by barriers and concerns around minimal, or poor condom use as a result of oral PrEP use which could promote promiscuity and minimalise efficacy. …”
    Get full text
    Article
  19. 2339

    Identification of unmet palliative care needs of nursing home residents: A scoping review protocol. by Patrice Crowley, Mohamad M Saab, Nicola Cornally, Isabel Ronan, Sabin Tabirca, David Murphy

    Published 2024-01-01
    “…Data will be presented visually using tables, figures, and word clouds, as appropriate.…”
    Get full text
    Article
  20. 2340

    Model OLD0: A Physical Parameterization for Clear-Sky Downward Longwave Radiation by Juan Carlos Ceballos, Diego Pereira Enoré, Jaidete Monteiro de Souza, Francisco Luiz Leitão de Mesquita

    Published 2025-01-01
    “…Abstract Downward longwave irradiance DLF is one of the main components of the surface radiation balance (SRB), but its direct measurement is currently limited. Clouds modulate its behavior, and clear-sky DLF0 is predominant in composition of the final DLF value. …”
    Get full text
    Article