IVXbyX                  Create x-by-x Psuedo-IV Curves
char_to_df              Convert From Hbase Char String to Dataframe
df2chr                  Convert From Dataframe to Hbase Char String
df_wbw                  1 Year of raw outdoor IV curve data.
isc.1sun                Obtain 1-sun Isc Value
median_temp             Calculate Median Temperature
p_iv.week               Obtain Psuedo IV Curve and other predicted IV
                        features at reference conditions for a given
                        week, used internally in IVxbyx function.
power_loss_phys         Physical Model Power Loss Modes of Single
                        period
power_loss_phys_bat     Physical Model Power Loss Modes
read_df_raw             Read in Raw Data from Dataframe
select_init_df          Generate Initial Dataframe for power_loss_bat
voc.corr                Correct Voc to certain reference conditions,
                        used internally in piv_iv_week function.
