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openair (version 0.4-15)

Tools for the analysis of air pollution data

Description

Tools to analyse, interpret and understand air pollution data. Data are typically hourly time series and both monitoring data and dispersion model output can be analysed. Many functions can also be applied to other data, including meteorological and traffic data.

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Version

Install

install.packages('openair')

Monthly Downloads

4,751

Version

0.4-15

License

GPL (>= 2)

Maintainer

David Carslaw

Last Published

April 12th, 2011

Functions in openair (0.4-15)

drawOpenKey

Scale key handling for openair
timeVariation

Diurnal, day of the week and monthly variation
summaryPlot

Function to rapidly provide an overview of air quality data
trendLevel

trendLevel
importADMS

ADMS data import function(s) for openair
conditionalQuantile

Conditional quantile estimates for model evaluation
polarAnnulus

Bivariate polarAnnulus plot
windRose

Traditional wind rose plot and pollution rose variation
openair.class

Generic functions for handling openair outputs
linearRelation

Linear relations between pollutants
selectByDate

Subset a data frame based on date
scatterPlot

Flexible scatterPlots
openair-package

Tools for the analysis of air pollution data
mydata

Example data for openair
splitByDate

Divide up a data frame by time
timeAverage

Function to calculate timeAverages for data frames
calcFno2

Estimate NO2/NOX emission ratios from monitoring data
modStats

Calculate common model evaluation statistics
importAURN

AURN data import for openair
MannKendall

Mann-Kendall trend tests
polarPlot

Bivariate polar plot with smoothing
openColours

openair colours
percentileRose

Function to plot percentiles by wind direction
quickText

Automatic text formatting for openair
importAURNCsv

AURN csv file data import for openair
calcPercentile

Calculate percentile values from a time series
cutData

Function to split data in different ways for conditioning
calendarPlot

Plot time series values in convential calendar format
selectRunning

Function to extract run lengths greater than a threshold
kernelExceed

Kernel density plot for daily mean exceedance statistics
import

Generic data import for openair
polarFreq

Function to plot wind speed/direction frequencies and other statistics
smoothTrend

Calculate smoothTrends
timePlot

Plot time series
importKCL

Import data from King's College London networks
rollingMean

Calculate rollingMean values