sits (version 1.4.0)

sits_impute_linear: Replace NA values with linear interpolation

Description

Remove NA by linear interpolation

Usage

sits_impute_linear(data = NULL)

Value

A set of filtered time series using the imputation function.

Arguments

data

A time series vector or matrix

Author

Gilberto Camara,

Examples

if (sits_run_examples()) {
    # reading a lat/long from a local cube
    # create a cube from local files
    data_dir <- system.file("extdata/raster/mod13q1", package = "sits")
    raster_cube <- sits_cube(
        source = "BDC",
        collection = "MOD13Q1-6",
        data_dir = data_dir
    )
    samples <- tibble::tibble(longitude = -55.66738, latitude = -11.76990)
    point_ndvi <- sits_get_data(
                  cube = raster_cube,
                  samples = samples,
                  impute_fn = sits_impute_linear())
    #
    # reading samples from a cube based on a  CSV file
    csv_file <- system.file("extdata/samples/samples_sinop_crop.csv",
        package = "sits"
    )
    points <- sits_get_data(cube = raster_cube, samples = csv_file)
}