R: Seismic data horizon offshore of Nova Scotia.

penobscot {pals} | R Documentation

## Seismic data horizon offshore of Nova Scotia.

### Description

Seismic data offsore of Nova Scotia in Canada. The data have some subtle structures that are interesting for comparing colormaps. Full details can be found at https://www.opendtect.org/osr/Main/PENOBSCOT3DSABLEISLAND License CC-BY.

### Usage

    data(penobscot)

### Format

A matrix 463 x 595.

### Source

https://github.com/agile-geoscience/notebooks/ https://github.com/agile-geoscience/notebooks/blob/master/Filtering_horizons.ipynb

### Examples

    #
    data(penobscot)

    # Hall used cubehelix palette
    # http://wiki.seg.org/wiki/Smoothing_surfaces_and_attributes#External_links
    image(penobscot, col=rev(cubehelix(99)))

    # Niccoli suggested LinearL palette
    # http://wiki.seg.org/wiki/How_to_evaluate_and_compare_color_maps
    image(penobscot, col=linearl(99))

    # Use this version to get a colorkey
    # library(lattice)
    # levelplot(penobscot, col.regions=rev(cubehelix(99)),
    #   cuts=97, asp=0.7, scale=list(draw=FALSE))

[Package pals version 1.5 Index]