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Time series
car2freq
—
transforms a car into a frequency
da2m
—
transformation of daily data into monthly ones
da2q
—
transformation of daily data into quarterly ones
date2fq
—
finds the frequency associated to a date
date2num
—
transforms a date into a number
date2num_fq
—
transforms a date into a number and its frequency
date2num_m
—
transforms a matrix of dates into numbers
datelf2hf
—
transformation of a date into a higher frequency date
datelf2hf0
—
transformation of a date into a higher frequency date
datets
—
returns the time span of a ts
def0_basets
—
creation of the default frequencies data base
def_basets
—
creation of the frequencies data base
def_dailyform
—
creation of the data base for the format of daily dates
delda
—
differentiates a ts ignoring NA values
delts
—
differentiates a ts
diff_date
—
returns the difference between 2 dates
dummy
—
create a dummy variable
extrap
—
extrapolate a ts by another ts
freq2car
—
transforms a frequency into a string
freqts
—
returns the frequency of a ts
freqts_c
—
returns the frequency of a ts in complex form
growthr
—
growth rate of a ts
lagda
—
lag a ts ignoring NA values
lagts
—
lag a ts
m2a
—
transforms monthly data into annual ones
m2q
—
transforms monthly data into quarterly ones
num2date
—
transforms a number into a date
overlay
—
overlay several ts
prtts
—
print ts
q2a
—
transforms quarterly data into annual ones
reshape
—
creation of a ts from a vector
seasdummy
—
create a seasonal dummy variable
series
—
returns the values of a ts
st_dev
—
standard deviation of a vector or a ts
subper
—
restrict a ts to a subperiod
ts2vec
—
transforms a ts into a vector
values
—
value of a ts at some date
var_t
—
variances of n ts at a given date
vec2ts
—
vector to timeseries
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