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