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Probabilistic standardization index adjustment for standardized precipitation index (SPI)
Drought concepts, definition, and classification processes have been in the field of research for decades, and especially the effects of global...
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A comparative investigation on the applicability of the actual precipitation index (API) with the standardized precipitation index (SPI): the case study of Aras Basin, Turkey
This study aims to analyze drought using precipitation data from 6 meteorological stations located in the Aras Basin, one of Turkey’s 25 river...
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Appropriate statistical rainfall distribution models for the computation of standardized precipitation index (SPI) in Cameroon
The performance of the Standardized Precipitation Index (SPI) is affected by the choice of an incorrect probability distribution function, which can...
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Combination of data-driven models and best subset regression for predicting the standardized precipitation index (SPI) at the Upper Godavari Basin in India
Standardized precipitation index prediction and monitoring are essential to mitigating the effect of drought actions on precision farming,...
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Spatiotemporal variability assessment and accuracy evaluation of Standardized Precipitation Index and Standardized Precipitation Evapotranspiration Index in Malaysia
Drought indices like Standardized Precipitation Index (SPI) and Standardized Precipitation Evapotranspiration Index (SPEI) are applied to determine...
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Fuzzy standardized precipitation index (FSPI) for drought early warning procedure
There are several standardized meteorological, hydrological, agricultural, and environmental indices for drought classification into a set of dry...
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Spatiotemporal evaluation of drought characteristics in south Bihar region using Standardized Precipitation Index (SPI)
The spatial and temporal analysis of drought and its characteristics have been evaluated in the south Bihar region. For the above-said purpose, the...
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Spatial and temporal analysis of drought in various climates across Iran using the Standardized Precipitation Index (SPI)
The Standardized Precipitation Index (SPI) is widely used as a drought meteorological index, to identify drought characteristics including the number...
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An innovative hybrid W-EEMD-ARIMA model for drought forecasting using the standardized precipitation index
Drought, a critical consequence of water scarcity and climate change, profoundly impacts human life. This study introduces a new W-EEMD-ARIMA hybrid...
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Improving Drought Prediction Accuracy: A Hybrid EEMD and Support Vector Machine Approach with Standardized Precipitation Index
This work combines the Support Vector Machine (SVM) model with Ensemble Empirical Mode Decomposition (EEMD) to present a novel method for drought...
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Fortnightly Standardized Precipitation Index trend analysis for drought characterization in India
Climate change is a major concern, as it profoundly affects many facets of our lives. It has brought about several issues, including declining water...
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Drought assessment in the districts of Assam using standardized precipitation index
AbstractThis study assessed the drought characteristics in various districts of Assam using a standardized precipitation index (SPI). Assam has been...
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Comparative study of two drought description models in Central-Africa: the revisited effective drought index and the standardized precipitation index
In this paper, computation of the Effective Drought Index (EDI) is revisited and the performance of the derived model (mEDI) is compared to...
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A comparison of the China-Z Index (CZI) and the Standardized Precipitation Index (SPI) for drought assessment in the Hirfanli Dam basin in central Turkey
In recent years, drought due to climate change cause significant negative effects on hydrological processes and water budget in many river basins...
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An Alternative Approach for Computing the Standardized Precipitation-Evapotranspiration Index (SPEI)
This study presents an alternative approach for computing the Standardized Precipitation Evapotranspiration Index (SPEI). The proposed approach,...
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Integration of extreme learning machines with CEEMDAN and VMD techniques in the prediction of the multiscalar standardized runoff index and standardized precipitation evapotranspiration index
Accurate prediction of droughts is vital for effectively managing droughts, assessing drought risks and impacts, drought early warning systems,...
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RETRACTED ARTICLE: Recommendations for modifying the Standardized Precipitation Index (SPI) for Drought Monitoring in Arid and Semi-arid Regions
This study mostly aimed to modify the calculation process of the standardized precipitation index (SPI) to survey the droughts in arid and semi-arid...
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Standard precipitation-temperature index (SPTI) drought identification by fuzzy c-means methodology
Global warming and climate change impacts intensify hydrological cycle and consequently unprecedented drought and flood appear in different parts of...
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Modeling agricultural drought based on the earth observation-derived standardized precipitation evapotranspiration index and vegetation health index in the northeastern highlands of Ethiopia
For farmers in the South Wollo Zone, drought has been one of the most devastating natural disasters, making better monitoring of agricultural drought...
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Multifractality of the standardized precipitation index: influence of pan evaporation and virtual temperature-based potential evapotranspiration
Hydrological extremes experience an increase in some regions and a decrease in other zones. The objectives of the present work were (i) to introduce...
