Agent skill

Augmentation Pipelines

by VectorSpaceLab in VectorSpaceLab/AREX-Skill

A skill your agent uses when building, combining, or debugging imgaug image augmentation pipelines, augmenter families, or deterministic image-only transforms.

MITAuto-check passedDevelopment

Install Augmentation Pipelines

skills CLI
$ npx skills add VectorSpaceLab/AREX-Skill --skill augmentation-pipelines -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install VectorSpaceLab/AREX-Skill augmentation-pipelines --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/VectorSpaceLab/AREX-Skill.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/repositories/repo-skills/imgaug/sub-skills/augmentation-pipelines .claude/skills/augmentation-pipelines && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
augmentation-pipelines
GitHub stars
328
Token cost
~1.3k tokens
SKILL.md length
465 words
Files
5 (incl. scripts, references)
Skills in repo
157
Repo updated
First seen
Licence
MIT

At a glance

A skill your agent uses when building, combining, or debugging imgaug image augmentation pipelines, augmenter families, or deterministic image-only transforms.

  • Works in 4 steps: Read references/pipeline-workflows.md… → Read… → Run… → …
  • Debugging imgaug image augmentation pipelines
  • SKILL.md covers What this sub-skill covers, What it does not cover, Typical triggers and Fast path, plus 4 more sections
  • Runs Python scripts from its folder

What it does

Augmentation Pipelines is an agent skill from VectorSpaceLab/AREX-Skill. Use when building, combining, or debugging imgaug image augmentation pipelines, augmenter families, or deterministic image-only transforms.

Its SKILL.md is about 1.3k tokens, which your agent loads only when the skill is triggered. The skill folder holds 6 other files, including scripts and reference files (for example `references/augmenter-family-reference.md`, `references/pipeline-workflows.md` and `references/troubleshooting.md`).

It sits in Development. The repository describes itself as: A Skill Library for Automated Machine Learning. The licence is MIT.

When your agent uses it

  • Debugging imgaug image augmentation pipelines
  • Augmenter families
  • Deterministic image-only transforms

Example prompts

  • “/augmentation-pipelines”

Requirements

  • Python 3

Workflow steps

4 steps, taken from the first numbered list in SKILL.md.

  1. Read references/pipeline-workflows.md for the minimal image-pipeline recipes.
  2. Read references/augmenter-family-reference.md for family selection and parameter defaults.
  3. Run scripts/generate_augmentation_contact_sheet.py when you need a safe contact sheet or a tiny visual smoke.
  4. Read references/troubleshooting.md if the pipeline gives unexpected shapes, dtypes, or color results.

What it can do on your machine

Read from SKILL.md and the folder at commit ac3fe1a. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    Ships 1 file in scripts/ (Python), which the agent can run.

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Augmentation Pipelines loads about 1.3k tokens when it runs, and up to ~3.4k if it reads all its reference files. Until then it costs about 41 tokens; SKILL.md has 465 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~41
When it runs · the whole SKILL.md, loaded when a task matches
~1.3k
With references · SKILL.md plus every file in references/, read only if the agent opens them
~3.4k

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); the scripts in this folder are not scanned.

SKILL.md

The full file from VectorSpaceLab/AREX-Skill at commit ac3fe1a, republished under its MIT licence (© VectorSpaceLab). 465 words, ~1,250 tokens.

Download SKILL.mdSave it as .claude/skills/augmentation-pipelines/SKILL.md (or your agent's skills folder). This skill also uses 4 other files; get the full folder from GitHub.
name
augmentation-pipelines
description
Use when building, combining, or debugging imgaug image augmentation pipelines, augmenter families, or deterministic image-only transforms.
disable-model-invocation
true
metadata.disco-role
operating
license
MIT

Augmentation Pipelines

Use this sub-skill when the task is about image augmentation pipelines in imgaug: choosing augmenter families, composing them with Sequential/SomeOf/OneOf/Sometimes, applying transforms deterministically, or debugging image-only augmentation behavior.

What this sub-skill covers

  • Pipeline composition with iaa.Sequential, iaa.SomeOf, iaa.OneOf, iaa.Sometimes, and iaa.WithChannels.
  • Image-only use of common augmenter families: affine/geometric, crop/pad/resize, blur, arithmetic/noise, color, contrast, blend/overlay, segmentation/superpixels, weather, PIL-like effects, and imgcorruptlike when installed.
  • Deterministic pipeline reuse with to_deterministic().
  • Basic image input/output conventions: NHWC arrays, RGB order, uint8 expectations, and shape preservation when keep_size=True.
  • Safe visualization and contact-sheet generation via bundled helpers.

What it does not cover

Typical triggers

  • “How do I build an imgaug pipeline with flips, affine, blur, and color jitter?”
  • “Why did my augmentation change the image shape?”
  • “How do I apply the same sampled transform twice?”
  • “Which augmenter should I use for cropping, padding, weather, or superpixels?”

Fast path

  1. Read references/pipeline-workflows.md for the minimal image-pipeline recipes.
  2. Read references/augmenter-family-reference.md for family selection and parameter defaults.
  3. Run scripts/generate_augmentation_contact_sheet.py when you need a safe contact sheet or a tiny visual smoke.
  4. Read references/troubleshooting.md if the pipeline gives unexpected shapes, dtypes, or color results.

Core usage pattern

Image pipelines usually take numpy.ndarray input of shape (N, H, W, C) or a list of (H, W, C) arrays. Most examples assume RGB uint8 images.

python
import numpy as np
import imgaug.augmenters as iaa

images = np.zeros((4, 64, 64, 3), dtype=np.uint8)
seq = iaa.Sequential([
    iaa.Fliplr(0.5),
    iaa.Affine(rotate=(-10, 10), translate_px={"x": (-2, 2)}),
    iaa.GaussianBlur(sigma=(0.0, 1.0)),
])
images_aug = seq(images=images)

Use to_deterministic() when you need the same sampled transform in separate calls. Prefer a single call containing all aligned data whenever the task also includes annotations.

Show full SKILL.md (193 more words)Show less

Common pipeline decisions

  • Use Sequential for ordered pipelines.
  • Use SomeOf when a bounded subset of augmenters should run.
  • Use OneOf when exactly one branch should run.
  • Use Sometimes for probability-gated branches.
  • Use WithChannels when only selected channels should change.
  • Use fit_output=False and keep_size=True as safe defaults until a task explicitly needs output resizing.
  • Keep uint8/RGB in mind when the task starts from OpenCV or camera data.

Handy families and when to reach for them

  • Affine, PerspectiveTransform, ElasticTransformation, Jigsaw: geometric distortions.
  • Crop, Pad, CropAndPad, Resize, KeepSizeByResize: size and framing.
  • GaussianBlur, AverageBlur, MedianBlur, MotionBlur, BilateralBlur, MeanShiftBlur: smoothing/blur.
  • Add, Multiply, Dropout, CoarseDropout, Invert, Solarize, JpegCompression: arithmetic/noise/compression.
  • WithHueAndSaturation, ChangeColorspace, Grayscale, Posterize, KMeansColorQuantization, UniformColorQuantization: color and palette changes.
  • LinearContrast, GammaContrast, HistogramEqualization, CLAHE: contrast shaping.
  • BlendAlpha, SimplexNoiseAlpha, FrequencyNoiseAlpha: masked blending and partial effects.
  • Superpixels, Voronoi, Snowflakes, Rain, Fog, Clouds, FastSnowyLandscape: segmentation-like and weather effects.

Validation mindset

A good image-pipeline smoke should prove three things:

  1. The output image array keeps the expected shape and dtype.
  2. The pipeline actually changes pixels when it should.
  3. A deterministic replay produces identical results.

Use the bundled script to check those properties with tiny arrays before moving to annotation-aware or multicore workflows.

© VectorSpaceLab, MIT. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

SKILL.md and 4 other files (scripts, references) in skills/repositories/repo-skills/imgaug/sub-skills/augmentation-pipelines of VectorSpaceLab/AREX-Skill.

  • SKILL.md
  • references/augmenter-family-reference.md
  • references/pipeline-workflows.md
  • references/troubleshooting.md
  • scripts/generate_augmentation_contact_sheet.py

Open the folder on GitHubat commit ac3fe1a

Compare with similar skills

Augmentation Pipelines next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

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PR Babysitteropeninterpreter/openinterpreter69k3 repos~4.2kAutomated safety check: PassApache-2.0
Code Review ChecklistshareAI-lab/learn-claude-code78k5 repos~1.1kAutomated safety check: PassMIT

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Categories

Questions about Augmentation Pipelines

What does Augmentation Pipelines do?

A skill your agent uses when building, combining, or debugging imgaug image augmentation pipelines, augmenter families, or deterministic image-only transforms. Augmentation Pipelines is an agent skill from VectorSpaceLab/AREX-Skill. Use when building, combining, or debugging imgaug image augmentation pipelines, augmenter families, or deterministic image-only transforms.

When should I use Augmentation Pipelines?

Augmentation Pipelines fits situations like: debugging imgaug image augmentation pipelines; augmenter families; deterministic image-only transforms.

How do I install Augmentation Pipelines in Claude Code?

Run `npx skills add VectorSpaceLab/AREX-Skill --skill augmentation-pipelines -a claude-code`. Or copy the skill folder (skills/repositories/repo-skills/imgaug/sub-skills/augmentation-pipelines in VectorSpaceLab/AREX-Skill) into .claude/skills/augmentation-pipelines in your project. Claude Code loads it when a task matches its description.

How do I install Augmentation Pipelines in Codex?

Run `npx skills add VectorSpaceLab/AREX-Skill --skill augmentation-pipelines -a codex`. Or copy the skill folder (skills/repositories/repo-skills/imgaug/sub-skills/augmentation-pipelines in VectorSpaceLab/AREX-Skill) into .agents/skills/augmentation-pipelines in your project. Codex loads it when a task matches its description.

Can I use Augmentation Pipelines in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add VectorSpaceLab/AREX-Skill --skill augmentation-pipelines -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/augmentation-pipelines, .gemini/skills/augmentation-pipelines, .github/skills/augmentation-pipelines and .opencode/skills/augmentation-pipelines in your project.

What does Augmentation Pipelines need to run?

Going by SKILL.md and its folder, Augmentation Pipelines needs Python for the scripts in its folder. Our summary lists: Python 3.

Does Augmentation Pipelines access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Augmentation Pipelines safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. The check reads SKILL.md only: the scripts in the folder are not scanned, so read them before running anything.

What licence does Augmentation Pipelines use?

Augmentation Pipelines is published under the MIT licence (declared in SKILL.md). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Augmentation Pipelines use?

About 1.3k tokens (SKILL.md is roughly 5k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full. Its references folder adds about 2.2k tokens, read only when the agent opens those files.

What are the alternatives to Augmentation Pipelines?

Skills that share tags, products or a category with Augmentation Pipelines: Vercel Composition Patterns (supabase/supabase, 111k stars), Finishing a Development Branch (obra/superpowers, 296k stars), Typescript Advanced Types (rolling-scopes/rsschool-app, 10k stars) and PR Babysitter (openinterpreter/openinterpreter, 69k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Augmentation Pipelines?

VectorSpaceLab (a GitHub organization) maintains it in VectorSpaceLab/AREX-Skill, which has 328 GitHub stars. The repository holds 157 skills in this directory. The repository was last updated on September 3, 2026.

Source: VectorSpaceLab/AREX-Skill on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.