Man pages for pems.utils
Portable Emissions (and Other Mobile) Measurement System Utilities

1.1.make.import.datamaking and importing data
1.2.export.dataexporting PEMS data
2.1.pems.structure'pems' object structure
3.1.generic.pems.handlersGeneric handling of pems objects
3.2.generic.pems.element.handlersGeneric handling of pems.element objects
4.1.merge.data.pemsMerging data and pems objects
4.2.referencing.pems.dataData Referencing Functions.
4.3.time.handlerspems Data Time Handlers
4.4.unit.handlersdata unit handlers
5.1.pems.plotsVarious plots for pems.utils
6.1.common.calculationsCommon calculations
6.2.check.functionscommon check... functions
6.3.correctionsCorrections
6.4.analysis.summary.reportsGenerating summary reports
7.1.vsp.codeVehicle Specific Power (VSP) related code
7.2.emissions.codeEmission calculations
7.3.coldstart.codeCold Start Emissions related code
7.4.speed.em.codeSpeed Emissions related code
8.1.example.dataexample data for use with pems.utils
8.2.look.up.tablesreference data for use with pems.utils
9.1.tidyverse.toolsFunctions to use tidyverse code with pems.utils outputs
pems.utils-packagepems.utils
pems.utils documentation built on Feb. 26, 2026, 5:07 p.m.