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Onuwa Okwuashi

Observed names: O. Okwuashi, Okwuashi Onuwa, Okwuashi, Onuwa, Okwuashi, Onuwa Honey Stephen, Prof. Onuwa Okwuashi
OpenAlex ID: A5042299482
Deep support vector machine for hyperspectral image classification
2020 · Onuwa Okwuashi, Christopher E. Ndehedehe · Pattern Recognition · 284
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Spatio-temporal variability of droughts and terrestrial water storage over Lake Chad Basin using independent component analysis
2016 · Christopher E. Ndehedehe, Nathan O. Agutu, et al. · Journal of Hydrology · 96
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Understanding global groundwater-climate interactions
2023 · Christopher E. Ndehedehe, Oluwafemi E. Adeyeri, et al. · The Science of The Total Environment · 92
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What if the rains do not come?
2021 · Christopher E. Ndehedehe, Vagner G. Ferreira, et al. · Journal of Hydrology · 77
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On the potentials of multiple climate variables in assessing the spatio-temporal characteristics of hydrological droughts over the Volta Basin
2016 · Christopher E. Ndehedehe, Joseph L. Awange, et al. · The Science of The Total Environment · 70
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Changes in hydro-meteorological conditions over tropical West Africa (1980–2015) and links to global climate
2018 · Christopher E. Ndehedehe, Joseph L. Awange, et al. · Global and Planetary Change · 66
Analysis of risks associated with facilities management outsourcing
2012 · Dubem I. Ikediashi, Stephen O. Ogunlana, et al. · Journal of Facilities Management · 64
Global assessment of drought characteristics in the Anthropocene
2023 · Christopher E. Ndehedehe, Vagner G. Ferreira, et al. · Resources Environment and Sustainability · 61
Integrating machine learning with Markov chain and cellular automata models for modelling urban land use change
2020 · Onuwa Okwuashi, Christopher E. Ndehedehe · Remote Sensing Applications Society and Environment · 61
A new modelling framework to assess changes in groundwater level
2022 · Ikechukwu Kalu, Christopher E. Ndehedehe, et al. · Journal of Hydrology Regional Studies · 48
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Is terrestrial water storage a useful indicator in assessing the impacts of climate variability on crop yield in semi-arid ecosystems?
2018 · Christopher E. Ndehedehe, Nathan O. Agutu, et al. · Ecological Indicators · 38
Tide modelling using support vector machine regression
2016 · Onuwa Okwuashi, Christopher Ndehedehe · Journal of Spatial Science · 35
Exploring evapotranspiration dynamics over Sub-Sahara Africa (2000–2014)
2018 · Christopher E. Ndehedehe, Onuwa Okwuashi, et al. · Environmental Monitoring and Assessment · 34
Deep support vector machine for PolSAR image classification
2021 · Onuwa Okwuashi, Christopher E. Ndehedehe, et al. · International Journal of Remote Sensing · 33
Assessing Freshwater Changes over Southern and Central Africa (2002–2017)
2021 · Ikechukwu Kalu, Christopher E. Ndehedehe, et al. · Remote Sensing · 28
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Significant factors influencing outsourcing decision for facilities management (FM) services
2015 · Dubem Ikediashi, Onuwa Okwuashi · Property Management · 27
GIS Cellular Automata Using Artificial Neural Network for Land Use Change Simulation of Lagos, Nigeria
2012 · Onuwa Okwuashi, Mfon Isong, et al. · Journal of Geography and Geology · 26
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Modelling impacts of climate change on coastal West African rainfall
2021 · Christopher E. Ndehedehe, Muhammad Usman, et al. · Modeling Earth Systems and Environment · 25
An assimilated deep learning approach to identify the influence of global climate on hydrological fluxes
2022 · Ikechukwu Kalu, Christopher E. Ndehedehe, et al. · Journal of Hydrology · 24
Hydrological hotspots of climatic influence in Brazil: A two-step regularization approach
2020 · Christopher E. Ndehedehe, Gebremedhin G. Haile, et al. · Atmospheric Research · 22
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Tide modeling using partial least squares regression
2020 · Onuwa Okwuashi, Christopher Ndehedehe, et al. · Ocean Dynamics · 20
Reconstructing terrestrial water storage anomalies using convolution-based support vector machine
2023 · Ikechukwu Kalu, Christopher E. Ndehedehe, et al. · Journal of Hydrology Regional Studies · 16
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An Evaluation of Personnel Training Policies of Construction Companies in Nigeria
2012 · Dubem I. Ikediashi, Stephen O. Ogunlana, et al. · Journal of Human Ecology · 15
Integration of satellite geodetic observations for regional geoid modeling using remove-compute-restore technique
2021 · Ikechukwu Kalu, Christopher E. Ndehedehe, et al. · Earth Science Informatics · 14
A comparison of existing transformation models to improve coordinate conversion between geodetic reference frames in Nigeria
2021 · Ikechukwu Kalu, Christopher E. Ndehedehe, et al. · Modeling Earth Systems and Environment · 12
Works count: 50
Citation count: 1,398
H-index: 20
I10-index: 28
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