26 February 2021

A comparison of tools and techniques for stabilising UAS imagery for surface flow observations

This research presents an investigation of different strategies and tools for digital image stabilisation for image velocimetry purposes. Basic aspects of image stabilisation and transformation are […]
9 November 2020

Identifying the optimal spatial distribution of tracers for optical sensing of stream surface flow

River monitoring is of particular interest as a society that faces increasingly complex water management issues. Emerging technologies have contributed to opening new avenues for improving […]
27 October 2020

Eddies in motion: visualizing boundary-layer turbulence above an open boreal peatland using UAS thermal videos

High resolution thermal infrared (TIR) imaging is opening up new vistas in biosphere-atmosphere heat exchange studies. The rapidly developing unmanned aerial systems (UAS) and specially designed […]
29 September 2020

Refining image‐velocimetry performances for streamflow monitoring: Seeding metrics to errors minimisation

River streamflow monitoring is currently facing a transformation due to the emerging of new innovative technologies. Fixed and mobile measuring systems are capable of quantifying surface […]
21 August 2020

On the Use of Unmanned Aerial Systems for Environmental Monitoring

Our review manuscript "On the Use of Unmanned Aerial Systems for Environmental Monitoring" has been just published on MDPI Remote Sensing
19 August 2020

Assessing the Accuracy of Digital Surface Models Derived from Optical Imagery Acquired with Unmanned Aerial Systems

Some useful recommendations for UAS-surveys aimed at the derivation of 3D surface models can be found in our recent manuscript published on Drones MDPI. The results […]
1 June 2020

Metrics for the Quantification of Seeding Characteristics to Enhance Image Velocimetry Performance in Rivers

River flow monitoring is essential for many hydraulic and hydrologic applications related to water resource management and flood forecasting. Currently, unmanned aerial systems (UASs) combined with […]
25 May 2020

An Integrative Information Aqueduct to Close the Gaps between Satellite Observation of Water Cycle and Local Sustainable Management of Water Resources

The past decades have seen rapid advancements in space-based monitoring of essential water cycle variables, providing products related to precipitation, evapotranspiration, and soil moisture, often at […]
22 May 2020

Can Low-Cost Unmanned Aerial Systems Describe the Forage Quality Heterogeneity? Insight from a Timothy Pasture Case Study in Southern Belgium

Applied to grazing management, unmanned aerial systems (UASs) allow for the monitoring of vegetation at the level of each individual on the pasture while covering a […]