+.fhx                   Concatenate or combine two fhx objects.
check_duplicates        Check for duplicate observations in an fhx
                        object.
composite               Composite fire events in fhx object returning
                        composited object with prominent fires.
count_event_position    Count of different events
count_injury            Number of injury events in an fhx series.
count_recording         Number of recording years in an fhx series.
count_scar              Number of scar events in an fhx series.
count_year_span         Number of years of an fhx series.
delete                  Remove series or years from an fhx object.
fhx                     Constructor for S3 fhx class.
find_recording          Subset 'rings' data.frame to years that are
                        considered recording.
first_year              First (earliest) year of an fhx series.
get_event_years         Get years with events for an fhx object.
get_ggplot              Create a ggplot2 object for plotting.
get_series              Extract fhx observations for given series.
get_year                Extract fhx observations for given years.
inner_type              Type of observation in the first (earliest)
                        year of an fhx series.
intervals               Constructor for S3 intervals class.
is.fhx                  Check if object is fhx.
is.intervals            Check if object is intervals.
is.sea                  Check if object is sea.
last_year               Last (most recent) year of an fhx series.
lgr2                    Los Griegos Peak plot2 fire-history data
lgr2_meta               Metadata for the Los Griegos Peak fire-history
                        dataset
list_filestrings        List of character strings to write to FHX file.
make_rec_type           Turn character vector into factor with proper
                        fhx levels.
max.intervals           Maximum interval.
mean.intervals          Interval arithmetic mean.
median.intervals        Interval median.
min.intervals           Minimum interval.
outer_type              Type of observation in the last (most recent)
                        year of an fhx series.
pgm                     Peggy Mesa fire-history data
pgm_meta                Metadata for the Peggy Mesa fire-history
                        dataset
pgm_pdsi                Reconstructed PDSI time series for the Peggy
                        Mesa fire-history dataset
plot.fhx                Plot an fhx object.
plot.intervals          Plot an intervals object.
plot.sea                Plot a sea object.
plot_demograph          Create an ggplot2 object for plotting fhx
                        demographics.
plot_intervals_dist     Basic intervals distribution plot.
plot_sealags            Basic SEA lag plot.
print.intervals         Print an intervals objects.
print.sea               Print an sea objects.
quantile.intervals      Fit distribution quantiles.
read_fhx                Read FHX2 file and return an 'fhx' object.
run_sea                 Perform superposed epoch analysis.
sample_depth            Calculate the sample depth of an fhx object
sea                     Perform superposed epoch analysis.
series_mean_interval    Calculate mean fire interval of a single fhx
                        series.
series_names            Get 'fhx' series names.
series_stats            Generate series-level descriptive statistics.
site_stats              Generate site-level summary statistics
sort.fhx                Sort the series names of fhx object by the
                        earliest or latest year.
summary.fhx             Summary of 'fhx' object
write_fhx               Write an fhx object to a new FHX2 file.
year_range              Range of years for 'fhx' object.
yearly_recording        Count the number of recording series for each
                        year in an fhx object.
