John Odindi
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View article: Exploring the utility of remote sensing technology in vegetation below ground biomass (BGB) estimation: a critical review of methods and challenges
Exploring the utility of remote sensing technology in vegetation below ground biomass (BGB) estimation: a critical review of methods and challenges Open
Understanding vegetation Below Ground Biomass (BGB) dynamics is essential to ensure long-term ecological functions such as carbon sequestration and optimizing critical tuber crops productivity. Whereas the utility of remote sensing in asse…
View article: Mapping sub-surface distribution of soil organic carbon stocks in South Africa's arid and semi-arid landscapes: Implications for land management and climate change mitigation
Mapping sub-surface distribution of soil organic carbon stocks in South Africa's arid and semi-arid landscapes: Implications for land management and climate change mitigation Open
View article: A review on knowledge and information extraction from PDF documents and storage approaches
A review on knowledge and information extraction from PDF documents and storage approaches Open
Introduction Automating the extraction of information from Portable Document Format (PDF) documents represents a major advancement in information extraction, with applications in various domains such as healthcare, law, or biochemistry. Ho…
View article: Multi-temporal analysis of taro crop water stress using high-resolution thermal and multispectral proximal sensing for improved resilience of smallholder farming systems
Multi-temporal analysis of taro crop water stress using high-resolution thermal and multispectral proximal sensing for improved resilience of smallholder farming systems Open
Taro, a neglected and underutilised crop, is identified as a promising future smart crop with significant potential to enhance food security while diversifying cropping systems. Despite its reported resilience to climate change impacts, ta…
View article: The use of Unmanned Aerial Vehicle (UAV) remotely sensed data and biophysical variables to predict maize Above-Ground Biomass (AGB) in small-scale farming systems
The use of Unmanned Aerial Vehicle (UAV) remotely sensed data and biophysical variables to predict maize Above-Ground Biomass (AGB) in small-scale farming systems Open
View article: Monitoring bush encroachment in Bisley Nature Reserve using RapidEye and PlanetScope data
Monitoring bush encroachment in Bisley Nature Reserve using RapidEye and PlanetScope data Open
Context The woody vegetation encroachment into natural grasslands is a significant global concern in nature reserves and other protected and conserved landscapes. Bush encroachment remains one of the major contributors of land degradation …
View article: Spatio-temporal dynamics of malaria vector niche overlaps in Africa
Spatio-temporal dynamics of malaria vector niche overlaps in Africa Open
View article: Modelling bush encroachment dynamics using Intensity Analysis and the Cellular Automata model
Modelling bush encroachment dynamics using Intensity Analysis and the Cellular Automata model Open
View article: Modelling soil organic carbon at multiple depths in woody encroached grasslands using integrated remotely sensed data
Modelling soil organic carbon at multiple depths in woody encroached grasslands using integrated remotely sensed data Open
Woody plants encroachment into grasslands has considerable hydrological and biogeochemical consequences to grassland soils that include altering the Soil Organic Carbon (SOC) pool. Consequently, continuous SOC stock assessment and evaluati…
View article: The utility of radiative transfer models (RTM) on remotely sensed data in retrieving biophysical and biochemical properties of terrestrial biomes: A systematic review
The utility of radiative transfer models (RTM) on remotely sensed data in retrieving biophysical and biochemical properties of terrestrial biomes: A systematic review Open
View article: Steering conservation biocontrol at the frontlines: A fuzzy logic approach unleashing potentials of climate-smart intercropping as a component within the integrated management of fall armyworm in Africa
Steering conservation biocontrol at the frontlines: A fuzzy logic approach unleashing potentials of climate-smart intercropping as a component within the integrated management of fall armyworm in Africa Open
This study introduces a computational index that employs fuzzy sets theory to identify potential deployment sites for push-pull as a component in the integrated management of Fall Armyworm (FAW) in Africa. The index, validated through know…
View article: Spatiotemporal trends in Anopheles funestus breeding habitats
Spatiotemporal trends in Anopheles funestus breeding habitats Open
Effective identification and control of malaria vector larval breeding habitats are crucial for the management and eradication of malaria. Despite its importance, the last decade has seen a decline in data availability and intervention eff…
View article: Determining the value of different wavelength ranges of non-imaging hyperspectral reflectance to estimate carotenoid content using the PROSPECT-5 model
Determining the value of different wavelength ranges of non-imaging hyperspectral reflectance to estimate carotenoid content using the PROSPECT-5 model Open
View article: Modelling Soil Organic Carbon at Multiple Depths in Woody Encroached Grasslands Using Integrated Remotely Sensed Data
Modelling Soil Organic Carbon at Multiple Depths in Woody Encroached Grasslands Using Integrated Remotely Sensed Data Open
Woody plants encroachment into grasslands has considerable hydrological and biogeochemical consequences to grassland soils that include altering the Soil Organic Carbon (SOC) pool. Consequently, continuous SOC stock assessment and evaluati…
View article: Ontology-Based Deep Learning Model for Object Detection and Image Classification in Smart City Concepts
Ontology-Based Deep Learning Model for Object Detection and Image Classification in Smart City Concepts Open
Object detection in remotely sensed (RS) satellite imagery has gained significance in smart city concepts, which include urban planning, disaster management, and environmental monitoring. Deep learning techniques have shown promising outco…
View article: The influence of biophysical characteristics on elephant space use in an African savanna
The influence of biophysical characteristics on elephant space use in an African savanna Open
Understanding the influence of biophysical variables on spatial distribution and seasonal locations of elephants is valuable inter alia in understanding their movement patterns, and the carrying capacity to optimise the conservation of the…
View article: A systematic review on the application of UAV-based thermal remote sensing for assessing and monitoring crop water status in crop farming systems
A systematic review on the application of UAV-based thermal remote sensing for assessing and monitoring crop water status in crop farming systems Open
The accurate assessment and monitoring of crop water status is a critical component of precision agriculture. Over the recent decade, unmanned aerial vehicles (UAVs) integrated with high-resolution thermal technologies, have pioneered a ne…
View article: Remote sensing of depth-induced variations in soil organic carbon stocks distribution within different vegetated landscapes
Remote sensing of depth-induced variations in soil organic carbon stocks distribution within different vegetated landscapes Open
The preservation and augmentation of soil organic carbon (SOC) stocks is critical to designing climate change mitigation strategies and alleviating global warming. However, due to the susceptibility of SOC stocks to environmental and topo-…
View article: Mapping sub-surface distribution of soil organic carbon stocks in South Africa's arid and semi-arid landscapes: Implications for land management and climate change mitigation
Mapping sub-surface distribution of soil organic carbon stocks in South Africa's arid and semi-arid landscapes: Implications for land management and climate change mitigation Open
View article: Spatio-temporal characterization of phenotypic resistance in malaria vector species
Spatio-temporal characterization of phenotypic resistance in malaria vector species Open
Background Malaria, a deadly disease caused by Plasmodium protozoa parasite and transmitted through bites of infected female Anopheles mosquitoes, remains a significant public health challenge in sub-Saharan Africa. Efforts to eliminate ma…
View article: Insights and challenges of insecticide resistance modelling in malaria vectors: a review
Insights and challenges of insecticide resistance modelling in malaria vectors: a review Open
View article: Multi-pronged abundance prediction of bee pests’ spatial proliferation in Kenya
Multi-pronged abundance prediction of bee pests’ spatial proliferation in Kenya Open
Bee farming and beehealth are threatened by climate change, agricultural and agrochemicals intensification, and bee pests and diseases. Among these threats, bee pests have particularly been identified as a major obstacle to beehealth. Alth…
View article: Leveraging computational intelligence to identify and map suitable sites for scaling up augmentative biological control of cereal crop pests
Leveraging computational intelligence to identify and map suitable sites for scaling up augmentative biological control of cereal crop pests Open
Fall armyworm (FAW) Spodoptera frugiperda (J. E. Smith) is a major pest affecting cereal production in Africa. Biological control (BC) technologies are being promoted as a sustainable alternative to chemical control, which can lead to heal…
View article: The utility of Planetscope spectral data in quantifying above-ground carbon stock in an urban reforested landscape
The utility of Planetscope spectral data in quantifying above-ground carbon stock in an urban reforested landscape Open
Urbanization, deforestation, and forest degradation significantly contribute to atmospheric carbon emissions and heightened climate change risks. Reforestation, a sustainable long-term land use strategy, offers mitigation by sequestering c…
View article: Assessing Above Ground Biomass of Communal Rangelands Using Fused Optical and Synthetic Aperture Radar (Sar) Data
Assessing Above Ground Biomass of Communal Rangelands Using Fused Optical and Synthetic Aperture Radar (Sar) Data Open
View article: A visual and spatial tool for tracking, mapping and forecasting the dispersal of biological control agents
A visual and spatial tool for tracking, mapping and forecasting the dispersal of biological control agents Open
iPydisp is an open-source, Python-based tool designed to model the spatio-temporal dispersal of insect species such as parasitoids. It provides an accessible interface for interactive spatio-temporal analysis, using cellular automata algor…
View article: EXPLORING THE PROSPECTS OF UAV-REMOTELY SENSED DATA IN ESTIMATING PRODUCTIVITY OF MAIZE CROPS IN TYPICAL SMALLHOLDER FARMS OF SOUTHERN AFRICA
EXPLORING THE PROSPECTS OF UAV-REMOTELY SENSED DATA IN ESTIMATING PRODUCTIVITY OF MAIZE CROPS IN TYPICAL SMALLHOLDER FARMS OF SOUTHERN AFRICA Open
This study estimated maize grain biomass, and grain biomass as a proportion of the absolute maize plant biomass using UAV-derived multispectral data. Results showed that UAV-derived data could accurately predict yield with R2 ranging from …
View article: Identifying the optimal waveband positions for autumn grassland senescence detection using the broadband multispectral remotely sensed dataset
Identifying the optimal waveband positions for autumn grassland senescence detection using the broadband multispectral remotely sensed dataset Open
While remote sensing of grass senescence is addressed in the literature, knowledge of optimal waveband positions that are suitable for discriminating between senescent and non-senescent grasses is still limited. Notably, detection of senes…
View article: Remote Sensing-Based Outdoor Thermal Comfort Assessment in Local Climate Zones in the Rural–Urban Continuum of eThekwini Municipality, South Africa
Remote Sensing-Based Outdoor Thermal Comfort Assessment in Local Climate Zones in the Rural–Urban Continuum of eThekwini Municipality, South Africa Open
Due to the need to continuously monitor and understand the thermal environment and its socioeconomic implications, this study used remotely sensed data to analyze thermal comfort variation in LCZs, including along the rural to urban gradie…
View article: Modelling landscape vulnerability to the Bracken fern (Pteridium aquilinum) invasion in a remnant urban Sandstone Sourveldt grassland ecosystem
Modelling landscape vulnerability to the Bracken fern (Pteridium aquilinum) invasion in a remnant urban Sandstone Sourveldt grassland ecosystem Open
The Bracken fern (Pteridium aquilinum) is one of the world's most pervasive alien invasive plants, exerting adverse effects on the sustainability and balance of remnant urban green ecosystems and thereby threatening the provision of valuab…