Results 31 to 40 of about 2,560 (196)

Object-based assessment of satellite precipitation products [PDF]

open access: yes, 2016
An object-based verification approach is employed to assess the performance of the commonly used high-resolution satellite precipitation products: Precipitation Estimation from Remotely Sensed Information using Artificial Neural Networks (PERSIANN ...
AghaKouchak, A   +3 more
core   +11 more sources

Multiscale Ground Validation of Satellite and Reanalysis Precipitation Products over Diverse Climatic and Topographic Conditions

open access: yesRemote Sensing, 2022
The validity of two reanalysis (ERA5 and MEERA2) and seven satellite-based (CHIRPS, IMERG, PERSIANN-CCS, PERSIANN-CDR, PERSIANN-PDIR, PERSIANN, and TRMM) precipitation products was assessed in relation to the observations of in situ weather stations ...
Muhammad Umer Nadeem   +7 more
doaj   +1 more source

PERSIANN Dynamic Infrared-Rain Rate (PDIR-Now): A Near-Real-Time, Quasi-Global Satellite Precipitation Dataset. [PDF]

open access: yesJ Hydrometeorol, 2020
AbstractThis study presents the Precipitation Estimation from Remotely Sensed Information Using Artificial Neural Networks–Dynamic Infrared Rain Rate (PDIR-Now) near-real-time precipitation dataset. This dataset provides hourly, quasi-global, infrared-based precipitation estimates at 0.04° × 0.04° spatial resolution with a short latency (15–60 min). It
Nguyen P   +8 more
europepmc   +6 more sources

Performance of the PERSIANN Family of Products over the Mekong River Basin and Their Application for the Analysis of Trends in Extreme Precipitation Indices

open access: yesAtmosphere, 2023
Near-real-time satellite precipitation estimation is indispensable in areas where ground-based measurements are not available. In this study, an evaluation of two near-real-time products from the Center for Hydrometeorology and Remote Sensing at the ...
Claudia Jimenez Arellano   +4 more
doaj   +1 more source

A Multiscale Assessment of Three Satellite Precipitation Products (TRMM, CMORPH, and PERSIANN) in the Three Gorges Reservoir Area in China

open access: yesAdvances in Meteorology, 2021
This study evaluated three satellite precipitation products, namely, TRMM, CMORPH, and PERSIANN, over the Three Gorges Reservoir area in China at multiple timescales.
Tianyu Zhang   +3 more
doaj   +1 more source

Satellite-Based Precipitation Measurement Using PERSIANN System [PDF]

open access: yes, 2008
PERSIANN (Precipitation Estimation from Remotely Sensed Information using Artificial Neural Networks) is a satellite-based rainfall estimation algorithm. It uses local cloud textures from longwave infrared images of the geostationary environmental satellites to estimate surface rainfall rates based on an artificial neural network algorithm.
Hsu, Kuo-Lin, Sorooshian, Soroosh
openaire   +2 more sources

Hydrologic evaluation of satellite precipitation products over a mid-size basin [PDF]

open access: yes, 2011
Since the past three decades a great deal of effort is devoted to development of satellite-based precipitation retrieval algorithms. More recently, several satellite-based precipitation products have emerged that provide uninterrupted precipitation time ...
AghaKouchak, A   +5 more
core   +3 more sources

Deep Neural Network Cloud-Type Classification (DeepCTC) model and its application in evaluating PERSIANN-CCS [PDF]

open access: yes, 2020
Satellite remote sensing plays a pivotal role in characterizing hydrometeorological components including cloud types and their associated precipitation.
Ganguly, S   +6 more
core   +1 more source

Rainfall frequency analysis for ungauged regions using remotely sensed precipitation information [PDF]

open access: yes, 2018
Rainfall frequency analysis, which is an important tool in hydrologic engineering, has been traditionally performed using information from gauge observations.
Faridzad, M   +4 more
core   +1 more source

Capacity of the PERSIANN-CDR Product in Detecting Extreme Precipitation over Huai River Basin, China

open access: yesRemote Sensing, 2021
Assessing satellite-based precipitation product capacity for detecting precipitation and linear trends is fundamental for accurately knowing precipitation characteristics and changes, especially for regions with scarce and even no observations.
Shanlei Sun   +4 more
doaj   +1 more source

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