Concepts

The accuracy of predicted values using root mean square error to assess model performance

Experimental technique using recorded sounds played back to animals to test behavioral or physiological responses to acoustic stimuli

Method of reconstructing past forest conditions using tree-ring data to determine establishment dates and estimate historical stand structure

Statistical approach allowing estimation of directional relationships among variables and comparison of direct versus indirect effects

The degree to which values at nearby locations are correlated, used to assess spatial clustering in disease patterns

Quantitative synthesis of results from multiple independent studies to identify general patterns

Behavioral observation method where a single individual is observed continuously for a fixed time period

A method to test for phylogenetic signal by comparing empirical data variance to variance from randomly reshuffled species identities across trait data sets

Non-invasive wildlife monitoring technique using motion-triggered cameras to detect and photograph animals

Statistical measure of variation used to quantify family-guild variation and compare across different taxonomic groups

High fidelity remote sensing data collection using hyperspectral sensors to capture contiguous spectral bands for vegetation and surface characterization

Transparent chambers commonly used in climate change experiments to raise air and soil temperature in remote areas by creating a passive warming effect

Statistical assessment of how well model outputs match observational data using metrics like correlation and efficiency measures

The rate of energy expenditure for basic physiological maintenance processes, measured as CO₂ emission rate.

The ratio of dry root weight to total dry plant weight, used as an indicator of soil nutrient availability with higher values indicating nutrient-poor conditions

Use of infrared technology to measure surface temperatures of objects

A model selection criterion that balances goodness of fit with model complexity by penalizing models with more parameters

Method to determine the spatial origin of sound sources using arrays of microphones and signal processing techniques

Machine learning approach that combines multiple algorithms to improve predictive performance and robustness

Statistical approach to identify genetic variants associated with traits by scanning the entire genome

Statistical measure of repeatability that tests individual consistency of a continuous variable by comparing within-subject and between-subject variation

The percentage of ground area covered by a particular plant species when viewed from above

Soil electrical conductivity measured via electrical resistivity tomography to estimate soil moisture and subsurface properties

Geophysical method using electromagnetic waves to measure subsurface properties including snow density through travel-time analysis

Color-based visual contrast as perceived by animal visual systems

Measure of the relative contribution of each predictor variable obtained by calculating mean decrease in mean square error

Statistical method to compare species richness across samples by generating accumulation curves based on individual encounters

Statistical model accounting for both fixed and random effects to analyze hierarchical or repeated measures data

Statistical inference procedure that selects flattest probability distributions compatible with constraints imposed by prior knowledge