emr_annotate            Annotates id-time points table
emr_cor                 Calculates correlation statistics for pairs of
                        track expressions
emr_date2time           Converts date and hour to internal time format
emr_db.connect          Initializes connection with Naryn Database
emr_db.reload           Reloads database
emr_db.subset           Defines an ids subset
emr_db.subset.ids       Returns the ids that constitute the current ids
                        subset
emr_db.subset.info      Returns information about the current subset
emr_db.unload           Unload all tracks from naryn database
emr_dist                Calculates distribution of track expressions
emr_download_example_data
                        Download example database
emr_entries.get         Get an entry
emr_entries.get_all     Get all entries
emr_entries.ls          List entries
emr_entries.reload      Reload entries from disk
emr_entries.rm          Remove an entry
emr_entries.rm_all      Remove all entries
emr_entries.set         Set an entry
emr_extract             Returns evaluated track expression
emr_filter.attr.src     Get or set attributes of a named filter
emr_filter.clear        Clear all filters from the current environment
emr_filter.create       Creates a new named filter
emr_filter.create_from_name
                        Create a filter from an automatically generated
                        name
emr_filter.exists       Checks whether the named filter exists
emr_filter.info         Returns the definition of a named filter
emr_filter.ls           Returns a list of named filters
emr_filter.name         Generate a default name for a naryn filter
emr_filter.rm           Deletes a named filter
emr_filters.info        Returns the filter definition of named filters
                        given a filter expression
emr_ids_coverage        Returns ids coverage per track
emr_ids_vals_coverage   Returns ids coverage per value track
emr_monthly_iterator    Create an iterator that goes every year/month
emr_quantiles           Calculates quantiles of a track expression
emr_screen              Finds Id-Time points that match track
                        expression
emr_summary             Calculates summary statistics of track
                        expression
emr_time                Convert time periods to internal time format
emr_time2char           Convert time to character format
emr_time2date           Convert from internal time to year, month, day,
                        hour
emr_time2dayofmonth     Converts time from internal format to a day of
                        month
emr_time2hour           Converts time from internal format to an hour
emr_time2month          Converts time from internal format to a month
emr_time2posix          Convert EMR time to POSIXct
emr_time2year           Converts time from internal format to a year
emr_track.addto         Adds new records to a track
emr_track.attr.export   Returns attributes values of tracks
emr_track.attr.get      Returns the value of the track attribute
emr_track.attr.rm       Deletes a track attribute
emr_track.attr.set      Assigns a value to the track attribute
emr_track.create        Creates a track from a track expression
emr_track.dbs           Returns a vector of db ids which have a version
                        of the track
emr_track.exists        Checks whether the track exists
emr_track.ids           Returns track ids
emr_track.import        Imports a track from a file or data-frame
emr_track.info          Returns information about the track.
emr_track.logical.create
                        Creates a logical track
emr_track.logical.exists
                        Is a track logical
emr_track.logical.info
                        Returns information about a logical track
emr_track.logical.rm    Deletes a logical track
emr_track.ls            Returns a list of track names
emr_track.mv            Moves (renames) a track
emr_track.percentile    Returns track percentile of the values
emr_track.readonly      Gets or sets "read-only" property of a track
emr_track.rm            Deletes a track
emr_track.unique        Returns track values
emr_track.var.get       Returns value of a track variable
emr_track.var.ls        Returns a list of track variables for a track
emr_track.var.rm        Deletes a track variable
emr_track.var.set       Assigns value to a track variable
emr_vtrack.attr.src     Get or set attributes of a virtual track
emr_vtrack.clear        Clear all virtual tracks from the current
                        environment
emr_vtrack.create       Creates a new virtual track
emr_vtrack.create_from_name
                        Create a virtual track from an automatically
                        generated name
emr_vtrack.exists       Checks whether the virtual track exists
emr_vtrack.info         Returns the definition of a virtual track
emr_vtrack.ls           Returns a list of virtual track names
emr_vtrack.name         Generate a default name for a virtual track
emr_vtrack.rm           Deletes a virtual track
naryn-package           Toolkit for medical records data analysis
string_to_var           Create a syntactically valid variable name from
                        a string
var_to_string           Decode a variable created by string_to_var
