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Protocols

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15 protocols

analyticalstandardized

CRU TS3.1 climate dataset processing (Plantae)

Processing of gridded climate data from the CRU TS3.1 dataset with lapse rate adjustment for elevation differences between grid cells and actual study locations, validated against local meteorological...

climate data processing2 papersCRU TS3.1 climate dataset, local meteorological stations
computationalstandardized

Deep learning hybrid predictive modeling for ecosystem fluxes

A novel approach combining LSTM neural networks with process-based ecological understanding to predict evapotranspiration and ecosystem respiration. The method integrates temporal pattern recognition ...

machine learning2 papersdeep learning software frameworks, machine learning software...
analytical

Custom VSWIR atmospheric correction with topographic compensation

A custom atmospheric correction procedure for VSWIR hyperspectral data that uses ACORN-6LX software with 200-meter processing kernels incorporating local topography and view-angle geometry to account ...

remote sensing processing1 paperACORN-6LX software, MODTRAN lookup tables
measurement

Gravimetric water content determination

Fresh plant tissue is collected during peak hydration, weighed fresh, dried at controlled temperature, then reweighed to calculate water content as the difference between wet and dry weights.

physiological1 paperscale, drying oven...
sampling

High-frequency river thorium monitoring

Frequent collection and ICP-MS analysis of river water samples to detect thorium concentration excursions as indicators of bedrock fracture processes. Samples collected up to daily frequency and analy...

water chemistry monitoring1 papersample bottles, 0.45 μm polyethersulfone syringe filters...
computational

PFLOTRAN

Numerical solution of the one-dimensional Richards equation using PFLOTRAN software to simulate soil water flow and generate synthetic soil moisture data for method testing.

hydrological modeling1 paperPFLOTRAN numerical code, Dell Desktop Computer with Intel Core i7-8700 CPU
computational

Random Forest Groundwater Time Series Imputation

A methodology using random forest algorithms to fill missing values in sub-hourly groundwater monitoring data with entropy-based uncertainty quantification.

machine learning imputation1 papercomputational software for random forests, computational analysis software
computational

Ray tracing shade mask generation

A custom ray tracing algorithm that generates shade masks for hyperspectral imagery by calculating paths between the sun, ground points, and sensor using solar geometry, sensor view angles, and digita...

image processing1 papercustom ray tracing algorithm, lidar data...
analytical

rpS3 marker gene analysis

Taxonomic classification of microbial communities using ribosomal protein S3 (rpS3) marker genes identified through Hidden Markov Models and phylogenetic analysis.

taxonomic classification1 paperHidden Markov Models (HMM), MAFFT alignment software
measurement

sUAS thermal infrared stream characterization

Use of small unoccupied aircraft systems with thermal infrared cameras to identify groundwater discharge zones in stream corridors through temperature contrast detection. Real-time thermal data visual...

remote sensing1 paper3D Robotics Solo, FLIR VUE Pro R 13mm camera...
sampling

Field filtration

In-field filtering of water samples using 0.2 µm polyethersulfone syringe filters. Removes particulate matter from surface water and groundwater samples.

0 papers
analytical

Gas chromatography methane analysis

Methane concentrations measured using headspace equilibration technique and gas chromatograph with flame ionization detector.

0 papers
experimental

Soil Profile Installation

Excavation of soil pits and installation of sensors at 5, 15, and 50 cm depths with proper soil horizon replacement.

0 papers
analytical

Structure from Motion processing

Images were processed in Agisoft Metashape Software to derive a georeferenced dense point cloud and 3D model, then orthorectified and combined into a mosaic.

0 papers
measurement

Wideband Integrated Bioaerosol Sensor measurement

Uses WIBS-Neo (DMT) to detect fluorescent bioaerosol particles (0.5-30 microns) based on excitation at 280 nm and 370 nm with emission detection at 310-400 nm and 420-650 nm wavelengths. Classifies pa...

0 papers