Results 21 to 30 of about 5,037 (157)

Evaluation of Six Satellite-Based Soil Moisture Products Based on in situ Measurements in Hunan Province, Central China

open access: yesFrontiers in Environmental Science, 2022
Long-term near-surface soil moisture (SM) data can be obtained on a regional scale through microwave remote sensing. Therefore, to quantitatively analyze the accuracy of multisource remote sensing–based observation products, improve the retrieval ...
Jiazhi Fan   +6 more
doaj   +1 more source

RDIS: Random Drop Imputation With Self-Training for Incomplete Time Series Data

open access: yesIEEE Access, 2023
Time-series data with missing values are a common occurrence in various fields, including healthcare, meteorology, and robotics. The process of imputation aims to fill in the missing values with valid values.
Tae-Min Choi, Ji-Su Kang, Jong-Hwan Kim
doaj   +1 more source

Analysis of Machine Learning Approaches’ Performance in Prediction Problems with Human Activity Patterns

open access: yesMathematics, 2022
Prediction problems in timed datasets related to human activities are especially difficult to solve, because of the specific characteristics and the scarce number of predictive (input) variables available to tackle these problems.
Ricardo Torres-López   +5 more
doaj   +1 more source

Why the Increasing Trend of Summer Rainfall over North China Has Halted since the Mid-1990s

open access: yesAdvances in Meteorology, 2020
Previous studies indicate that the summer (July-August) rainfall over North China has decreased since the mid-1970s due to the weakening of East Asian summer monsoon (EASM). However, this study firstly discovers the new evidences that the summer rainfall
Haiwen Liu   +5 more
doaj   +1 more source

Exploiting Domain Knowledge to Address Class Imbalance in Meteorological Data Mining

open access: yesApplied Sciences, 2022
We deal with the problem of class imbalance in data mining and machine learning classification algorithms. This is the case where some of the class labels are represented by a small number of examples in the training dataset compared to the rest of the ...
Evangelos Tsagalidis   +1 more
doaj   +1 more source

MAPPING COLOURED DISSOLVED ORGANIC MATTER IN MANILA BAY USING SENTINEL-3 AND WASI [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2021
Manila Bay is one of the most significant bodies of water in the Philippines; it has abundant natural resources that have been the source of livelihood and center of socio-economic development for centuries.
A. Manuel   +5 more
doaj   +1 more source

Impacts of Different Onset Time El Niño Events on Winter Precipitation over South China

open access: yesAtmosphere, 2018
Winter precipitation over South China tended to be much higher than normal for the spring El Niño events during 1979–2016. For the spring El Niño events, the meridional and zonal circulations served as a bridge, linking the warmer sea
Lingli Fan, Jianjun Xu, Huade Guan
doaj   +1 more source

Broadening Traditional Aviation Meteorology Education to Support Spaceflight Operations

open access: yesJournal of Aviation/Aerospace Education & Research, 2017
The purpose of this paper is to examine the expansion of traditional aviation meteorology education necessary to support the growing commercial space-operations industry.
Thomas A Guinn   +4 more
doaj   +1 more source

Diurnal Variation in Summer Precipitation and the Characteristics of Precipitation Events in the Western Tarim Basin, China

open access: yesAtmosphere
The Tarim Basin in the western part of Northwest China (NWC) is the largest inland basin in the world and one of the most arid regions in the middle latitudes.
Man Li   +3 more
doaj   +1 more source

Meteorological training for the digital age: A Blueprint for a new curriculum [PDF]

open access: yes, 2018
Almost all professional meteorologists take part in meteorological training during their undergraduate or graduate study or professional job training in the public or private sector. Increased benefits can be accrued by employers and employees, if this training is based on the same underpinning skills and attributes, aimed to equip people entering ...
Charlton-Perez, Andrew   +9 more
openaire   +1 more source

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