Concepts

All (42)Explore Concept Graph

42 concepts

methodology

mark-recapture

Method for estimating demographic parameters by marking individuals and tracking recapture histories over time

methodological26 papers
methodology

meta-analysis

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

methodological12 papers
methodology

focal animal sampling

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

methodological10 papers
methodology

open-top chambers

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

methodological9 papers
methodology

genome-wide association study

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

methodological7 papers
methodology

downscaling approach

methodological5 papers
methodology

canonical analysis of principal coordinates

Constrained ordination method used to analyze multivariate patterns among predicted variables with environmental predictors

methodological4 papers
methodology

morphotype classification

Grouping of individuals based on body shape rather than species-level identification due to field identification constraints

methodological4 papers
methodology

Henry's Law equilibration

The proportionality relationship between partial pressure of a gas in air and its aqueous concentration used to measure dissolved CO2

methodological3 papers
methodology

individual tree detection

Automated algorithms for identifying and delineating individual trees from LiDAR point cloud data

methodological3 papers
methodology

sliding-window analysis

Statistical approach that tests all possible combinations of climate drivers and temporal windows to identify optimal predictive time scales

methodological3 papers
methodology

clustering approach

methodological2 papers
methodology

predator exclusion

Experimental technique to prevent predator access while maintaining other ecological interactions

methodological2 papers
methodology

soil sterilization

Experimental technique to remove soil microbial communities via autoclaving

methodological2 papers
methodology

structure from motion photogrammetry

Technique using overlapping images from different perspectives to construct 3D models of forest structure

methodological2 papers
methodology

Lognormal Distribution Parameterization

methodological1 paper
methodology

Network-Based Diffusion Analysis

Statistical method that quantifies the effects of social learning within a study population by comparing observed innovation patterns with models of expected patterns given asocial and social learning

methodological1 paper
methodology

PCR primer screening

Systematic testing of multiple PCR primer pairs to identify those that successfully amplify target DNA sequences in study organisms

methodological1 paper
methodology

Short Baseline Subset (SBAS)

Advanced InSAR procedure combining independent subsets of interferograms to estimate displacement history using minimum-length solution of phase velocity

methodological1 paper
methodology

behavioral accumulation curve

A technique that graphs the number of songs recorded versus the number of song types and uses curve equations to estimate maximum repertoire size when the curve reaches an asymptote

methodological1 paper
methodology

capture-recapture

An ecological technique that relies on randomly choosing a sample of recorded syllables and then 'recapturing' some of those syllables in successive samples to estimate total repertoire size

methodological1 paper
methodology

central administration

Routes of oxytocin administration that act directly on the brain, traditionally requiring surgery to deliver oxytocin directly to cerebral spinal fluid

methodological1 paper
methodology

cross-validation

Statistical technique where models are tested by sequentially removing data points and predicting them using the remaining data to assess true predictive power

methodological1 paper
methodology

data sculpture

Artistic representation of scientific data using machine learning and computer graphics

methodological1 paper
methodology

detrending

Statistical technique to remove temporal trends by extracting residuals from regressions with year as predictor

methodological1 paper
methodology

ensemble forecasting

Technique that combines multiple models weighted by performance measures to improve prediction accuracy

methodological1 paper
methodology

factorial bioassay

Experimental approach using multiple factor combinations to test phytoplankton growth responses to nutrient additions

methodological1 paper
methodology

matched pair design

Research design comparing outcomes between treated subjects and demographically similar untreated controls

methodological1 paper
methodology

nested plot sampling

Sampling design using plots of multiple sizes nested within larger plots to examine scale-dependent patterns

methodological1 paper
methodology

non-destructive sampling

Sampling approaches that are often preferable because they require less effort and allow for repeated sampling

methodological1 paper
methodology

non-invasive sampling

A newly developed non-invasive sampling method of using swabs to collect dermal secretions as a rapid and reliable alternative to sample hormones from amphibian species in the field

methodological1 paper
methodology

phenotypic manipulation

Experimental alterations of traits in factorial combination to allow correlational and other forms of selection to be distinguished from spurious effects on fitness caused by unmeasured characters

methodological1 paper
methodology

polynomial thresholding

Dynamic snow identification algorithm using second-order polynomial curves to determine classification thresholds

methodological1 paper
methodology

presence-absence sampling

Sampling approach that records whether a species or habitat type is present or absent at specific locations

methodological1 paper
methodology

randomized block design

Experimental design that groups experimental units into blocks to control for sources of variation while randomizing treatments within blocks

methodological1 paper
methodology

remote sensing validation

Process of comparing satellite-derived measurements against ground-based observations to assess accuracy

methodological1 paper
methodology

resurrection studies

Studies that transplant lineages from across the range, using seeds collected before and after environmental change, to detect rapid evolution

methodological1 paper
methodology

seed augmentation experiment

Experimental approach adding seeds to plots at different densities to simulate varying levels of reproductive success and examine population consequences

methodological1 paper
methodology

small unoccupied aircraft systems

Unmanned aerial vehicles used for remote sensing applications at spatial scales between ground-based and satellite observations

methodological1 paper
methodology

spatial interpolation

Method for estimating values at unmapped locations using known values at nearby locations

methodological1 paper
methodology

standardized monitoring

Use of consistent, repeatable methods for population monitoring to enable comparable data across time and space

methodological1 paper
methodology

topological knockout

Statistical removal of individuals from networks to evaluate the effect of removing an individual of a specific age-sex category from each social group

methodological1 paper