Function reference

TaylorDiagram()
 Taylor Diagram for model evaluation with conditioning

TheilSen()
 Tests for trends using TheilSen estimates

aqStats()
 Calculate summary statistics for air pollution data by year

binData()
 Bin data, calculate mean and bootstrap 95% confidence interval in the mean

bootMeanDF()
 Bootsrap confidence intervals in the mean

calcFno2()
 Estimate NO2/NOX emission ratios from monitoring data

calcPercentile()
 Calculate percentile values from a time series

calendarPlot()
 Plot time series values in convential calendar format

conditionalEval()
 Conditional quantile estimates with additional variables for model evaluation

conditionalQuantile()
 Conditional quantile estimates for model evaluation

corPlot()
 corrgram plot with conditioning

cutData()
 Function to split data in different ways for conditioning

drawOpenKey()
 Scale key handling for openair

import()
 Generic data import for openair

importADMS()
 CERC Atmospheric Dispersion Modelling System (ADMS) data import function(s) for openair

importAQE()
importAURN()
importNI()
importSAQN()
importWAQN()
 Air Quality England Network data import for openair

importAURNCsv()
 AURN csv file data import for openair

importEurope()
 Import air quality data from European database

importKCL()
 Import data from King's College London networks

importMeta()
 Import monitoring site meta data for the UK and European networks

importTraj()
 Import precalculated HYSPLIT 96hour back trajectories

kernelExceed()
 Kernel density plot for daily mean exceedance statistics

linearRelation()
 Linear relations between pollutants

modStats()
 Calculate common model evaluation statistics

mydata
 Example data for openair

openColours()
 openair colours

openair
 Tools for the analysis of air pollution data

percentileRose()
 Function to plot percentiles by wind direction

polarAnnulus()
 Bivariate polarAnnulus plot

polarCluster()
 Kmeans clustering of bivariate polar plots

polarDiff()
 Polar plots considering changes in concentrations between two time periods

polarFreq()
 Function to plot wind speed/direction frequencies and other statistics

polarPlot()
 Function for plotting bivariate polar plots with smoothing.

quickText()
 Automatic text formatting for openair

rollingMean()
 Calculate rollingMean values

scatterPlot()
 Flexible scatter plots

selectByDate()
 Subset a data frame based on date

selectRunning()
 Function to extract run lengths greater than a threshold

smoothTrend()
 Calculate nonparametric smooth trends

splitByDate()
 Divide up a data frame by time

summaryPlot()
 Function to rapidly provide an overview of air quality data

timeAverage()
 Function to calculate time averages for data frames

timePlot()
 Plot time series

timeProp()
 Time series plot with categories shown as a stacked bar chart

timeVariation()
 Diurnal, day of the week and monthly variation

trajCluster()
 Calculate clusters for back tracectories

trajLevel()
 Trajectory level plots with conditioning

trajPlot()
 Trajectory line plots with conditioning

trendLevel()
 trendLevel

windRose()
pollutionRose()
 Traditional wind rose plot and pollution rose variation