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| 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 |
| importADMSBgd | CERC Atmospheric Dispersion Modelling System (ADMS) data import function(s) for openair |
| importADMSMet | CERC Atmospheric Dispersion Modelling System (ADMS) data import function(s) for openair |
| importADMSMop | CERC Atmospheric Dispersion Modelling System (ADMS) data import function(s) for openair |
| importADMSPst | CERC Atmospheric Dispersion Modelling System (ADMS) data import function(s) for openair |
| importAQE | Air Quality England Network data import for openair |
| importAURN | 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 |
| importNI | Air Quality England Network data import for openair |
| importSAQN | Air Quality England Network data import for openair |
| importTraj | Import pre-calculated HYSPLIT 96-hour back trajectories |
| importWAQN | Air Quality England Network data import for openair |
| 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 |
| openair | Tools for the analysis of air pollution data |
| openColours | openair colours |
| percentileRose | Function to plot percentiles by wind direction |
| polarAnnulus | Bivariate polarAnnulus plot |
| polarCluster | K-means 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. |
| pollutionRose | Traditional wind rose plot and pollution rose variation |
| 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 |
| TaylorDiagram | Taylor Diagram for model evaluation with conditioning |
| TheilSen | Tests for trends using Theil-Sen estimates |
| 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 | Traditional wind rose plot and pollution rose variation |