Introduction | The procedure | Using several rules per category | Concave category shapes | The session | Loading the functions | Image loading and transforming | Pixel distributions in rgb space | Adding the pixels of the test images | Defining the rules | Creating the classifier objects | Classifying the pixels | References
Package: pixelclasser 1.0.0
Carlos Real
pixelclasser: Classifies Image Pixels by Colour
Contains functions to classify the pixels of an image file (jpeg or tiff) by its colour. It implements a simple form of the techniques known as Support Vector Machine adapted to this particular problem.
Authors:
pixelclasser_1.0.0.tar.gz
pixelclasser_1.0.0.zip(r-4.7)pixelclasser_1.0.0.zip(r-4.6)pixelclasser_1.0.0.zip(r-4.5)
pixelclasser_1.0.0.tgz(r-4.6-any)pixelclasser_1.0.0.tgz(r-4.5-any)
pixelclasser_1.0.0.tar.gz(r-4.7-any)pixelclasser_1.0.0.tar.gz(r-4.6-any)
pixelclasser_1.0.0.tgz(r-4.6-emscripten)
manual.pdf |manual.html✨
DESCRIPTION
card.svg |card.png
pixelclasser/json (API)
| # Install 'pixelclasser' in R: |
| install.packages('pixelclasser', repos = c('https://ropensci.r-universe.dev', 'https://cloud.r-project.org')) |
Reviews:rOpenSci Software Review #406
Bug tracker:https://github.com/ropensci/pixelclasser/issues
Pkgdown/docs site:https://docs.ropensci.org
Last updated from:e2539ca0dd (on main). Checks:10 OK. Indexed: yes.
| Target | Result | Time | Files | Syslog |
|---|---|---|---|---|
| linux-devel-x86_64 | OK | 130 | ||
| pkgdown docs | OK | 152 | ||
| source / vignettes | OK | 179 | ||
| linux-release-x86_64 | OK | 124 | ||
| macos-release-arm64 | OK | 83 | ||
| macos-oldrel-arm64 | OK | 75 | ||
| windows-devel | OK | 84 | ||
| windows-release | OK | 88 | ||
| windows-oldrel | OK | 71 | ||
| wasm-release | OK | 105 |
Exports:classify_pixelsdefine_catdefine_ruledefine_subcatlabel_ruleplace_ruleplot_pixelsplot_rgb_planeplot_ruleread_imagesave_classif_image
Readme and manuals
Help Manual
| Help page | Topics |
|---|---|
| Classifies the pixels of an image | classify_pixels |
| Creates a category object | define_cat |
| Creates a rule object | define_rule |
| Creates a subcategory object | define_subcat |
| Adds a label to the rule | label_rule |
| pixelclasser: Functions to classify pixels by colour | pixelclasser |
| Places a line on the rgb plot | place_rule |
| Plot the pixels of a transformed image | plot_pixels |
| Plots a triangular plot to be filled with pixels and rules | plot_rgb_plane |
| Plots the line that defines a rule | plot_rule |
| Imports a jpg or tiff file. | read_image |
| Saves a classified image in TIFF or JPEG format | save_classif_image |
