Zobrazeno 1 - 10
of 41
pro vyhledávání: '"Yashon O. Ouma"'
Autor:
Yashon O. Ouma, Amantle Keitsile, Boipuso Nkwae, Phillimon Odirile, Ditiro Moalafhi, Jiaguo Qi
Publikováno v:
European Journal of Remote Sensing, Vol 56, Iss 1 (2023)
ABSTRACTAccurate spatial-temporal mapping of urban land-use and land-cover (LULC) provides critical information for planning and management of urban environments. While several studies have investigated the significance of machine learning classifier
Externí odkaz:
https://doaj.org/article/978bae78ce3e4a20b0d8477941d201ba
Publikováno v:
Remote Sensing, Vol 14, Iss 2, p 348 (2022)
This study presents a remote sensing-based index for the prediction of soil erosion susceptibility within railway corridors. The empirically derived index, Normalized Difference Railway Erosivity Index (NDReLI), is based on the Landsat-8 SWIR spectra
Externí odkaz:
https://doaj.org/article/38282dfb7603431e9ddc5a67ce5bac51
Publikováno v:
Complexity, Vol 2020 (2020)
The process of predicting water quality over a catchment area is complex due to the inherently nonlinear interactions between the water quality parameters and their temporal and spatial variability. The empirical, conceptual, and physical distributed
Externí odkaz:
https://doaj.org/article/1422693edcf8487183a482a1df9c8762
Autor:
Yashon O. Ouma, Ryutaro Tateishi
Publikováno v:
Water, Vol 6, Iss 6, Pp 1515-1545 (2014)
This study aims at providing expertise for preparing public-based flood mapping and estimating flood risks in growing urban areas. To model and predict the magnitude of flood risk areas, an integrated Analytical Hierarchy Process (AHP) and Geographic
Externí odkaz:
https://doaj.org/article/ebf3e0e61f9d4a309cd71787b5c44f27
Publikováno v:
Advances in Civil Engineering, Vol 2015 (2015)
For road pavement maintenance and repairs prioritization, a multiattribute approach that compares fuzzy Analytical Hierarchy Process (AHP) and fuzzy Technique for Order Preference by Ideal Situation (TOPSIS) is evaluated. The pavement distress data w
Externí odkaz:
https://doaj.org/article/54f283482b564500beed07b61c0347eb
Publikováno v:
Advances in Civil Engineering, Vol 2014 (2014)
Selection of urban bypass highway alternatives involves the consideration of competing and conflicting criteria and factors, which require multicriteria decision analysis. Analytic hierarchy process (AHP) is one of the most commonly used multicriteri
Externí odkaz:
https://doaj.org/article/76fb31b526744eb5a793321016b33248
Autor:
Yashon O. Ouma
Publikováno v:
Hydrology, Vol 3, Iss 2, p 16 (2016)
This study presents the estimation of reservoir storage capacity using multiresolution Real-Time Kinematic Global Positioning System (RTK-GPS) DEM, in comparison with ASTER and contour-derived DEM. Through RMSE comparisons of the elevation point unce
Externí odkaz:
https://doaj.org/article/d5c5c73fb70942779861ea7cfe6d244a
Autor:
Yashon O. Ouma, Lawrence Omai
Publikováno v:
International Journal of Intelligent Systems.
This study presents results for urban flood susceptibility mapping (FSM) using image-based 2D-convolutional neural networks (2D-CNN). The model input multiparametric spatial data comprised of land-useland-cover (LULC), digital elevation model (DEM),
Autor:
Yashon O. Ouma, Ditiro B. Moalafhi, George Anderson, Boipuso Nkwae, Phillimon Odirile, Bhagabat P. Parida, Jiaguo Qi
Publikováno v:
Sustainability; Volume 14; Issue 22; Pages: 14934
To predict the variability of dam water levels, parametric Multivariate Linear Regression (MLR), stochastic Vector AutoRegressive (VAR), Random Forest Regression (RFR) and Multilayer Perceptron (MLP) Artificial Neural Network (ANN) models were compar
Autor:
Yashon O. Ouma, Ditiro Moalahi, George Anderson, Boipuso Nkwae, Phillimon Odirile, Bhagabat Parida, Nako Sebusang, Tallman Nkgau, Jiaguo Qi
Publikováno v:
Remote Sensing for Agriculture, Ecosystems, and Hydrology XXIV.