RunMCMC                 Run MCMC to Fit Contour Model
all_regions             Polygon of all regions
any_intersect           Check if a line has intersecting segments
bg_water                Polygon of the non-regional ocean
bound_info              Get boundary info
calc_pars               Compute Parameters Estimates
censor                  Truncate simulated line lengths based on a list
                        of bounds
check_intersect         Check if line segments intersect
clim_9_2005_2007        Climatology forecast for 2005-2007.
clim_9_2008             Climatology forecast for 2008.
cond_prob               Compute conditional probability of observed
                        event
contig_zero             Find indices of sequences of contiguous zeros
contour_shift           Apply contour-shifting to bias correct
conv_to_grid            Convert 'SpatialPolygons' object to a grid
create_mapping          Map a set of observations and predictions
currSecEx               Coordinates of a line segment with
                        self-intersections
discrep                 Discrepancy maps for September 1993-2007 (lead
                        time 2.5-months)
dist_mat                Compute 'distances' among $n$ lines
ecmwf_bin               Binary predictions from ECMWF ensemble,
                        September 1993-2018
extract_coords          Function to extract coordinates.
find_trans              Find transition points (points at the start/end
                        of polygons)
fit_cont_pars           Sets up MCMC to fit the parameters of the
                        contour Model in R, then runs the sampler in
                        C++
fit_weights             Compute weighting between two models
full                    Sample collection of completely ice-filled
                        regions
gen_cont                Generate contours
get_area                Calculate geodesic area
get_coords              Extract coordinates from a spatial object of
                        lines and points
get_dist                Find euclidean distance
get_ind                 Find indices in matrix
get_init_month          Get initialization month
get_map                 Map one observation or prediction
get_region              Get polygons corresponding to regions
indiv_poly              Generate an individual polygon from a set of
                        points
int_line                Space points along a line
interEx                 Example of a line that contains
                        self-intersections
inter_start_line        Add points where line connecting point sequence
                        crosses start_line
interp_new_pts          Interpolate along region boundaries
keep_line               Keep only spatial lines
keep_poly               Keep only spatial polygons
land                    Polygon of land
land_mat                Binary matrix indicating where there is land
make_polygons           Create polygon from mapped points
map_curr_1              Sample output from 'get_map'
mappedPoints            Example of mapped points
mapxy                   Get geodetic latitudes and longitudes
merge_conts             Merge contours
merged                  Sample list of contours
obsLEx                  Coordinates of an observed line segment
obsSep2006_2007         Observed sea ice September 2006-2007
obsSep2008              Observed sea ice September 2008
obs_9_2005_2007         Observed sea ice for September 2005-2007
obs_9_2008              Observed sea ice for September 2008
obs_maps                Output from 'create_mapping' function
pars_1                  Sample parameter information for generating a
                        contour
ppe_9_2005_2007         Post-procesed ensemble forecast for 2005-2007
ppe_9_2008              Post-procesed ensemble forecast for 2008
predLEx                 Coordinates of a predicted line segment
pred_maps               Computed mappings for predictions for September
                        1993-2008
prob_map                Get probabilities on a grid from contours
prop_area               Proportion of total area by grid box
pt_line_inter           Check if a point crosses a line segment
quick_run               Simple evaluation of contour-shifting
read_bootstrap          Read individual bootstrap binary file
read_monthly_BS         Read in a set of bootstrap observations over a
                        set of year
reg_info                List of information about each region
rm_holes                Remove holes in a polygon
sec_to_interp           Interpolate a section of line
sipSep2006_2007         Ensemble sea ice probability for September
                        2006-2007 (lead time 2.5 months)
sipSep2008              Ensemble estimated sea ice probability
                        September 2008 (lead time 2.5 months)
spatialCollEx           Spatial collection example
to_fit                  Identify fully ice-covered and ice-free regions
train_ind               Find indices on which to train contour model
ts_adj_mu               Trend Adjustment For 'mu'
untwist                 Remove self-intersections
untwist_sec             Remove self-intersections from one section of a
                        contour
wght_mod                Function to weight two models
y_obs                   Compute y
