Results 41 to 50 of about 24,876,673 (286)

Mitigation of Systematic Noise in F16 SSMIS LAS Channels Observations for Tropical Cyclone Applications

open access: yesRemote Sensing, 2022
The Special Sensor Microwave Imager Sounder (SSMIS) onboard the Defense Meteorological Satellite Program (DMSP) F16, launched on 18 October 2003, was the first conical-scanning radiometer to combine the Special Sensor Microwave/Imagers (SSM/I), Special ...
Huijie Dong, Xiaolei Zou
doaj   +1 more source

Impact Evaluation of Assimilating Surface Sensitive Infrared Radiance Observations over Land and Sea Ice from Observing System Simulation Experiments

open access: yesAdvances in Meteorology, 2015
In this study, Observing System Simulation Experiments (OSSEs) are conducted to analyze the impact of assimilating surface sensitive infrared radiance observations over land and sea ice. This type of assimilation has not yet been successfully implemented
S. K. Dutta, L. Garand, S. Heilliette
doaj   +1 more source

Tropical Cyclone Center Positioning Using Single Channel Microwave Satellite Observations of Brightness Temperature

open access: yesRemote Sensing, 2021
Satellite observations of brightness temperature from the Advanced Technology Microwave Sounder (ATMS) and Microwave Humidity Sounder (MHS) humidity sounding channels can provide relatively high horizontal resolution information about cloud and ...
Yanyang Hu, Xiaolei Zou
doaj   +1 more source

Data Assimilation Based on Sequential Monte Carlo Methods for Dynamic Data Driven Simulation [PDF]

open access: yes, 2014
Simulation models are widely used for studying and predicting dynamic behaviors of complex systems. Inaccurate simulation results are often inevitable due to imperfect model and inaccurate inputs. With the advances of sensor technology, it is possible to
Xue, Haidong
core   +1 more source

COSMIC-2 RO Profile Ending at PBL Top with Strong Vertical Gradient of Refractivity

open access: yesRemote Sensing, 2022
The Formosa Satellite-7/Constellation Observing System for Meteorology, Ionosphere, and Climate-2 (Satellite-7/COSMIC-2), which was successfully launched on 25 June 2019, provides dense radio occultation (RO) observations over the tropics and subtropics.
Xu Xu, Xiaolei Zou
doaj   +1 more source

A data assimilation method for using low-resolution Earth observation data in heterogeneous ecosystems [PDF]

open access: yes, 2011
The Natural Environment Research Council (NERC) funded this work through the National Centre for Earth Observation (NCEO) and the Centre for Terrestrial Carbon Dynamics (CTCD).We present an approach for dealing with coarse-resolution Earth observations ...
T. C. Hill   +7 more
core   +1 more source

Data Assimilation for Agent-Based Simulation of Smart Environment [PDF]

open access: yes, 2014
Agent-based simulation of smart environment finds its application in studying people’s movement to help the design of a variety of applications such as energy utilization, HAVC control and egress strategy in emergency situation.
Wang, Minghao
core   +1 more source

Global 3D Features of Error Variances of GPS Radio Occultation and Radiosonde Observations

open access: yesRemote Sensing, 2020
Global Positioning System (GPS) radio occultation (RO) and radiosonde (RS) observations are two major types of observations assimilated in numerical weather prediction (NWP) systems.
Xu Xu, Xiaolei Zou
doaj   +1 more source

A Diagnostic Study on the Formation of Double Eyewalls of Typhoon Lekima (2019) Based on POES Microwave and GOES Infrared Observations

open access: yesEarth and Space Science, 2023
Microwave observations of brightness temperature (TB) from multiple polar‐orbiting operational environmental satellite imagers and infrared observations of geostationary operational environmental satellite Himawari‐8 imager are used to investigate ...
Yanyang Hu, Xiaolei Zou
doaj   +1 more source

grey-nearing/lstm-data-assimilation: Technical Note: Data assimilation and autoregression for using near-real-time streamflow observations in long short-term memory networks

open access: yes, 2022
This release corresponds to the published version of the following paper: Nearing, G. S., et al. "Data assimilation and autoregression for using near-real-time streamflow observations in long short-term memory networks." Hydrology and Earth System ...
Grey Nearing
core   +1 more source

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