Bithin Datta
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View article: Conceptual development and implementation of a digital twin model for managing saltwater intrusion of an island coastal aquifer
Conceptual development and implementation of a digital twin model for managing saltwater intrusion of an island coastal aquifer Open
Saltwater intrusion (SWI) poses a significant environmental challenge for coastal aquifers in Pacific Island nations, including Port Vila, Vanuatu. This study utilised a 3D numerical simulation model to evaluate SWI in the Tagabe coastal a…
View article: SAFEGUARDING SUSTAINABLE TRANSITIONS: WHY THE ENVIRONMENT NEEDS INSURANCE TOO
SAFEGUARDING SUSTAINABLE TRANSITIONS: WHY THE ENVIRONMENT NEEDS INSURANCE TOO Open
As the global economy pivots toward environmental sustainability, the process of transitioning to greener systems is proving to be as complex as it is necessary. While climate action plans, carbon reduction strategies, and renewable energy…
View article: A review on the applications of machine learning and deep learning to groundwater salinity modeling: present status, challenges, and future directions
A review on the applications of machine learning and deep learning to groundwater salinity modeling: present status, challenges, and future directions Open
Coastal aquifers are vital for sustaining ecosystems and providing freshwater for agriculture and domestic use. However, rising groundwater salinity in these regions demands innovative approaches for accurate modeling and prediction. In re…
View article: Optimizing Rice Field Yield with Deficit Irrigation to Support Fish Populations in River Ecosystems
Optimizing Rice Field Yield with Deficit Irrigation to Support Fish Populations in River Ecosystems Open
This study presents a simulation–optimization framework that integrates deficit irrigation strategies with ecological considerations to mitigate the impact of water abstraction on potential fish populations in river ecosystems. The framewo…
View article: Evaluating Expert Opinion-Based Reservoir Operation in Cfa/Csa Climatic Conditions
Evaluating Expert Opinion-Based Reservoir Operation in Cfa/Csa Climatic Conditions Open
This study evaluates the application of an expert opinion-based fuzzy method for reservoir operation in humid subtropical climate/hot-summer Mediterranean climatic classes (Cfa/Csa in the Köppen–Geiger climate classification system), which…
View article: Hybridizing evolutionary algorithms and multiple non-linear regression technique for stream temperature modeling
Hybridizing evolutionary algorithms and multiple non-linear regression technique for stream temperature modeling Open
The present study hybridizes the new-generation evolutionary algorithms and the nonlinear regression technique for stream temperature modeling and compares this approach with conventional gray and black box approaches under natural flow co…
View article: Barrier Function to Skin Elasticity in Talking Head
Barrier Function to Skin Elasticity in Talking Head Open
In this paper, we target the problem of generating facial expressions from a piece of audio. This is challenging since both audio and video have inherent characteristics that are distinct from the other. Some words may have identical lip m…
View article: Minimum environmental flow assessment: a fuzzy TOPSIS decision-making system for selecting the best approach
Minimum environmental flow assessment: a fuzzy TOPSIS decision-making system for selecting the best approach Open
The literature has explored various methods for assessing minimum environmental flow. Implementing holistic approaches proves to be prohibitively expensive and impractical for many small and medium projects. Hence, desktop and cost-effecti…
View article: Scrutinizing different predictive modeling validation methodologies and data-partitioning strategies: new insights using groundwater modeling case study
Scrutinizing different predictive modeling validation methodologies and data-partitioning strategies: new insights using groundwater modeling case study Open
Groundwater salinity is a critical factor affecting water quality and ecosystem health, with implications for various sectors including agriculture, industry, and public health. Hence, the reliability and accuracy of groundwater salinity p…
View article: Linking direct rainfall hydrodynamic and fuzzy loss models for generating flood damage map
Linking direct rainfall hydrodynamic and fuzzy loss models for generating flood damage map Open
This research work proposes a combined method for mapping flood loss in catchment scale in which direct rainfall modelling and fuzzy approach are linked. The direct rainfall modelling was carried out using HEC-RAS 2D in which rainfall even…
View article: Salinity management of reservoirs by linking hydrodynamic model, surrogate model, and evolutionary optimization
Salinity management of reservoirs by linking hydrodynamic model, surrogate model, and evolutionary optimization Open
This study proposes a combined system for salinity management of reservoirs in which the lake ecosystem simulation is integrated with the reservoir operation optimization. A finite volume-based depth-averaged model is applied for simulatin…
View article: Management of saltwater intrusion using 3D numerical modelling: a first for Pacific Island country of Vanuatu
Management of saltwater intrusion using 3D numerical modelling: a first for Pacific Island country of Vanuatu Open
Small island countries like Vanuatu are facing the brunt of climate change, sea level rise (SLR), tropical cyclones, and limited or declining access to freshwater. The Tagabe coastal aquifer in Port Vila (the capital of Vanuatu) shows the …
View article: Suitability Assessment of Cage Fish Farming Location in Reservoirs through Neural Networks-Based Remote Sensing Analysis
Suitability Assessment of Cage Fish Farming Location in Reservoirs through Neural Networks-Based Remote Sensing Analysis Open
The present study evaluates the application of different artificial intelligence methods associated with remote sensing data processing for assessing water quality parameters, with a focus on fish cage farming in the reservoirs. Three AI m…
View article: Ecological Flow Analysis through an Ecohydraulic-Based Catchment Scale Approach
Ecological Flow Analysis through an Ecohydraulic-Based Catchment Scale Approach Open
Ecological flow regime analysis through developing a novel ecohydraulic optimization method is the objective of this study in which three components are linked. Hydrological analysis is the first component in which average monthly flow is …
View article: Mitigating Nitrate Concentration Using an Optimal Cropping Pattern Developed by Linking a Soil and Water Assessment Tool with Evolutionary Optimization
Mitigating Nitrate Concentration Using an Optimal Cropping Pattern Developed by Linking a Soil and Water Assessment Tool with Evolutionary Optimization Open
The unplanned development of agricultural land and urban areas poses threats to water quality, which can lead to the death of the aquatic species in rivers. The present study developed a novel framework by combining a soil and water assess…
View article: Analyzing environmental flow supply in the semi-arid area through integrating drought analysis and optimal operation of reservoir
Analyzing environmental flow supply in the semi-arid area through integrating drought analysis and optimal operation of reservoir Open
This study proposes a novel form of environmental reservoir operation through integrating environmental flow supply, drought analysis, and evolutionary optimization. This study demonstrates that simultaneous supply of downstream environmen…
View article: Linking catchment and hydrodynamic models for environmental flow analysis in hypersaline lakes
Linking catchment and hydrodynamic models for environmental flow analysis in hypersaline lakes Open
This research work proposes a novel method of environmental flow analysis in hypersaline lakes in which the outputs of the hydraulic rating method considering the base flow as a known approach for environmental flow assessment in rivers ar…
View article: Improving Environmental Water Supply in Wetlands through Optimal Cropping Patterns
Improving Environmental Water Supply in Wetlands through Optimal Cropping Patterns Open
This study improves the environmental water supply in a wetland using a novel framework in which the environmental impacts due to irrigation supply and the economic losses for agriculture are minimized through the proposal of an optimal cr…
View article: Predicting Water Quality Distribution of Lakes through Linking Remote Sensing–Based Monitoring and Machine Learning Simulation
Predicting Water Quality Distribution of Lakes through Linking Remote Sensing–Based Monitoring and Machine Learning Simulation Open
The present study links monitoring and simulation models to predict water quality distribution in lakes using an optimized neural network and remote sensing data processing. Two data driven models were developed. First, a monitoring model …
View article: Integrating numerical modelling and scenario-based sensitivity analysis for saltwater intrusion management: case study of a complex heterogeneous island aquifer system
Integrating numerical modelling and scenario-based sensitivity analysis for saltwater intrusion management: case study of a complex heterogeneous island aquifer system Open
Population growth, industrialisation and increasing agricultural demands have significantly stressed groundwater resources in Pacific Island countries (PICs). Climate change and sea-level rise also affect the groundwater resources in PICs.…
View article: Linking <scp>SVM</scp> based habitat model and evolutionary optimisation for managing environmental impacts of hydropower plants
Linking <span>SVM</span> based habitat model and evolutionary optimisation for managing environmental impacts of hydropower plants Open
The present study proposes a support vector machine (SVM)‐based habitat model linked with evolutionary optimisation to balance the impacts of generating hydropower on the downstream river habitats. This method was applied in the Rajaei res…
View article: A simulation–optimization framework for reducing thermal pollution downstream of reservoirs
A simulation–optimization framework for reducing thermal pollution downstream of reservoirs Open
Thermal pollution is an environmental impact of large dams altering the natural temperature regime of downstream river ecosystems. The present study proposes a simulation–optimization framework to reduce thermal pollution downstream from r…
View article: Generalized daily reference evapotranspiration models based on a hybrid optimization algorithm tuned fuzzy tree approach
Generalized daily reference evapotranspiration models based on a hybrid optimization algorithm tuned fuzzy tree approach Open
Reference evapotranspiration (ET0) is an important driver in managing scarce water resources and making decisions on real-time and future irrigation scheduling. Therefore, accurate prediction of ET0 is crucial in water resources management…
View article: Detecting land use changes using hybrid machine learning methods in the Australian tropical regions
Detecting land use changes using hybrid machine learning methods in the Australian tropical regions Open
The present study evaluates the application of the hybrid machine learning methods to detect changes of land use with a focus on agricultural lands through remote sensing data processing. Two spectral images by Landsat 8 were applied to tr…
View article: Linking ecohydraulic simulation and optimization system for mitigating economic and environmental losses of reservoirs
Linking ecohydraulic simulation and optimization system for mitigating economic and environmental losses of reservoirs Open
Balancing the benefits and environmental degradations of the reservoirs is a challenging issue in the reservoir management. The present study proposes and evaluates an integrated framework to optimize reservoir operation in which hydropowe…
View article: Reducing impacts of rice fields nitrate contamination on the river ecosystem by a coupled SWAT reservoir operation optimization model
Reducing impacts of rice fields nitrate contamination on the river ecosystem by a coupled SWAT reservoir operation optimization model Open
The present study proposes a multipurpose reservoir operation optimization for mitigating impact of rice fields’ contamination on the downstream river ecosystem. The developed model was applied in the Tajan River basin in Mazandaran Provin…