Divide up a data frame by time
Linear relations between pollutants
K-means clustering of bivariate polar plots
Kernel density plot for daily mean exceedance statistics
Generic data import for openair
Flexible scatter plots
Calculate rollingMean values
Calculate percentile values from a time series
Import data from the UK Automatic Urban and Rural Network (AURN)
Calculate clusters for back tracectories
Function to plot percentiles by wind direction
Trajectory line plots with conditioning
GoogleMapsPlot
Example data for openair
Bivariate polar plot with smoothing
Function to plot wind speed/direction frequencies and other statistics
Time series plot with categories shown as a stacked bar chart
Taylor Diagram for model evaluation with conditioning
Calculate summary statistics for air pollution data by year
Plot time series values in convential calendar format
Plot time series
Helper function to find EEA airbase site codes
CERC Atmospheric Dispersion Modelling System (ADMS) data import function(s) for openair
Calculate nonparametric smooth trends
Subset a data frame based on date
Import monitoring site meta data for the AURN, KCL and SAQN networks
Function to split data in different ways for conditioning
Get information about airbase sites and instruments
Conditional quantile estimates for model evaluation
Trajectory level plots with conditioning
Import pre-calculated HYSPLIT 96-hour back trajectories
trendLevel
Scottish Air Quality Network data import for openair
Bivariate polarAnnulus plot
Calculate common model evaluation statistics
Tools for the analysis of air pollution data
Tests for trends using Theil-Sen estimates
Automatic text formatting for openair
Function to calculate time averages for data frames
Import data from King's College London networks
Scale key handling for openair
corrgram plot with conditioning
openair colours
Function to simplify and combine airbase data imports
Import hourly data from the European Environment Agency airbase database
Function to rapidly provide an overview of air quality data
Traditional wind rose plot and pollution rose variation
Conditional quantile estimates with additional variables for model evaluation
Estimate NO2/NOX emission ratios from monitoring data
Import pre-calculated airbase statistics
AURN csv file data import for openair
Diurnal, day of the week and monthly variation
Function to extract run lengths greater than a threshold