Showing 2,261 - 2,280 results of 3,796 for search '"atmosphere"', query time: 0.07s Refine Results
  1. 2261

    A Hidden Markov Model Applied to the Daily Spring Precipitation over the Danube Basin by Constantin Mares, Ileana Mares, Heike Huebener, Mihaela Mihailescu, Ulrich Cubasch, Petre Stanciu

    Published 2014-01-01
    “…The atmospheric circulation is quantified by the first 10 components of the decomposition in the EOFs or MEOFs. …”
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    Changes in the role of Pacific decadal oscillation on East Asian winter surface temperature by Doo Young Lee, Sang-Wook Yeh, Hyein Jeong, Hyo-Seok Park

    Published 2025-01-01
    “…Observations and model simulations provide evidence that the enhanced tropical convection in the western Pacific under a negative PDO phase has intensified the atmospheric circulations associated with the EAWM since the early 2000s. …”
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    Diagnosis of the Relationship between Dust Storms over the Sahara Desert and Dust Deposit or Coloured Rain in the South Balkans by N. G. Prezerakos, A. G. Paliatsos, K. V. Koukouletsos

    Published 2010-01-01
    “…The main objects of study in this paper are the synoptic scale atmospheric circulation systems associated with the rather frequent phenomenon of coloured rain and the very rare phenomenon of dust or sand deposits from a Saharan sandstorm triggered by a developing strong depression. …”
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  15. 2275

    Study of single image dehazing algorithm based on propagated filtering and minimum color channels by Hong-zhong TANG, Xiao-gang ZHANG, Ling ZHU, Hua CHEN, Xiang WANG, Xiao LI

    Published 2017-01-01
    “…To solve the challenging problem that the edge regions of image have some remained hazes and blackspots,a novel image dehazing algorithm was proposed based on the minimal color channel and propagated filtering.Firstly,an initial atmospheric transmission map was obtained by double-area filtering,then a minimal channel color was introduced as a reference image,and the propagated filtering was combined to optimize the initial atmospheric transmission map.Optimized transmission have the similar edge characteristics as the referenced image,so the deviation of transmission estimation can be effectively avoided for the edge pixels in the depth mutated regions,and the redundant texture information were removed in the initial transmission map.Finally,L-BFGS was used to restore atmospheric light,and the haze-free image can be recovered based on the atmospheric scattering model.Experimental results show that proposed algorithm has the more accurate transmission estimation for the depth mutated edge regions of image,so the recovered image effectively preserves the edges and details in the depth mutated regions,and has better spatial smoothness in the uniform depth regions.The recovered haze-free image with proposed method has a better sharpness and richer color degree.…”
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    Spring snowmelt flood disasters in Altay, Northwest China: Spatio-temporal distribution and mechanisms by Dilinuer Tuoliewubieke, Weiyi Mao, Junqiang Yao, Xu Zhang, Shujuan Li, Ping Chen, Liyun Ma, Jing Chen

    Published 2025-02-01
    “…In this study, we focus on the essential characteristics of 49 spring snowmelt flood disasters and explore the related atmospheric circulation anomalies and local thermal conditions that contributed to extreme temperature rises, triggering warming-type flood events. …”
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    The Effects of Anthropogenic Heat Release on Urban Meteorology and Implication for Haze Pollution in the Beijing-Tianjin-Hebei Region by Ruiting Liu, Zhiwei Han

    Published 2016-01-01
    “…In this study, the effect of anthropogenic heat release (AHR) on meteorological variables and atmospheric diffusion capability and implication for haze pollution in the Beijing-Tianjin-Hebei region in January 2013 were investigated by using Weather Research and Forecasting (WRF) model with an urban canopy model (UCM) and an AHR scheme. …”
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  20. 2280

    Impact of Weather Factors on Unmanned Aerial Vehicles’ Wireless Communications by Lalan Mishra, Naima Kaabouch

    Published 2025-01-01
    “…However, adverse weather conditions caused by atmospheric gases, clouds, fog, rain, and turbulence pose challenges by degrading communication signals. …”
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