Agent skill

Parameter Optimization

by majiayu000 in majiayu000/claude-skill-registry

Explore and optimize simulation parameters via design of experiments (DOE), sensitivity analysis, and optimizer selection.

MITAuto-check passedBusiness, Finance & HR

Install Parameter Optimization

skills CLI
$ npx skills add majiayu000/claude-skill-registry --skill parameter-optimization -a claude-code

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

GitHub CLI
$ gh skill install majiayu000/claude-skill-registry parameter-optimization --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/majiayu000/claude-skill-registry.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/analysis/parameter-optimization .claude/skills/parameter-optimization && 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
parameter-optimization
GitHub stars
666
Used in
2 other repos
Token cost
~1.6k tokens
SKILL.md length
495 words
Files
2
Skills in repo
971
Repo updated
First seen
Licence
MIT

At a glance

Explore and optimize simulation parameters via design of experiments (DOE), sensitivity analysis, and optimizer selection.

  • Works in 5 steps: Generate DOE with scripts/doe_generator.py → Run simulations at DOE sample points… → Summarize sensitivity with… → …
  • Uncertainty studies
  • SKILL.md covers Goal, Requirements, Inputs to Gather and Decision Guidance, plus 9 more sections
  • Calls python3

What it does

Parameter Optimization is an agent skill from majiayu000/claude-skill-registry. Explore and optimize simulation parameters via design of experiments (DOE), sensitivity analysis, and optimizer selection. Use for calibration, uncertainty studies, parameter sweeps, LHS sampling, Sobol analysis, surrogate modeling, or Bayesian optimization setup.

Its SKILL.md is about 1.6k tokens, which your agent loads only when the skill is triggered. The skill folder holds 1 other file (for example `metadata.json`).

It sits in Business, Finance & HR, covering Performance reviews. The repository describes itself as: Searchable Claude Code skills catalog with source-linked guides and generated registry artifacts. The licence is MIT.

When your agent uses it

  • Uncertainty studies
  • Parameter sweeps
  • Surrogate modeling
  • Bayesian optimization setup

Example prompts

  • “/parameter-optimization”

Requirements

  • Python 3
  • Pre-approved tools (allowed-tools): Read, Write, Grep, Glob

Workflow steps

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

  1. Generate DOE with scripts/doe_generator.py
  2. Run simulations at DOE sample points (user's responsibility)
  3. Summarize sensitivity with scripts/sensitivity_summary.py
  4. Choose optimizer using scripts/optimizer_selector.py
  5. (Optional) Fit surrogate with scripts/surrogate_builder.py

What it can do on your machine

Read from SKILL.md and the folder at commit 000116a. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves these tools, so the agent can use them without asking each time:

    • Read
    • Write
    • Grep
    • Glob

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    Shell commands in SKILL.md call:

    • python3

    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

Parameter Optimization loads about 1.6k tokens when it runs. Until then it costs about 72 tokens; SKILL.md has 495 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~72
When it runs · the whole SKILL.md, loaded when a task matches
~1.6k

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); files beside SKILL.md are not scanned.

SKILL.md

The full file from majiayu000/claude-skill-registry at commit 000116a, republished under its MIT licence (© majiayu000). 495 words, ~1,569 tokens.

Download SKILL.mdSave it as .claude/skills/parameter-optimization/SKILL.md (or your agent's skills folder). This skill also uses 1 other file; get the full folder from GitHub.
name
parameter-optimization
description
Explore and optimize simulation parameters via design of experiments (DOE), sensitivity analysis, and optimizer selection. Use for calibration, uncertainty studies, parameter sweeps, LHS sampling, Sobol analysis, surrogate modeling, or Bayesian optimization setup.
allowed-tools
Read, Write, Grep, Glob

Parameter Optimization

Goal

Provide a workflow to design experiments, rank parameter influence, and select optimization strategies for materials simulation calibration.

Requirements

  • Python 3.8+
  • No external dependencies (uses Python standard library only)

Inputs to Gather

Before running any scripts, collect from the user:

InputDescriptionExample
Parameter boundsMin/max for each parameter with unitskappa: [0.1, 10.0] W/mK
Evaluation budgetMax number of simulations allowed50 runs
Noise levelStochasticity of simulation outputslow, medium, high
ConstraintsFeasibility rules or forbidden regionskappa + mobility < 5

Decision Guidance

Choosing a DOE Method
Is dimension <= 3 AND full coverage needed?
├── YES → Use factorial
└── NO → Is sensitivity analysis the goal?
    ├── YES → Use quasi-random (preferred; "sobol" is accepted but deprecated)
    └── NO → Use lhs (Latin Hypercube)
MethodBest ForAvoid When
lhsGeneral exploration, moderate dimensions (3-20)Need exact grid coverage
sobolSensitivity analysis, uniform coverageVery high dimensions (>20)
factorialLow dimension (<4), need all cornersHigh dimension (exponential growth)
Choosing an Optimizer
Is dimension <= 5 AND budget <= 100?
├── YES → Bayesian Optimization
└── NO → Is dimension <= 20?
    ├── YES → CMA-ES
    └── NO → Random Search with screening
Noise LevelRecommendation
LowGradient-based if derivatives available, else Bayesian Optimization
MediumBayesian Optimization with noise model
HighEvolutionary algorithms or robust Bayesian Optimization

Script Outputs (JSON Fields)

ScriptOutput Fields
scripts/doe_generator.pysamples, method, coverage
scripts/optimizer_selector.pyrecommended, expected_evals, notes
scripts/sensitivity_summary.pyranking, notes
scripts/surrogate_builder.pymodel_type, metrics, notes

Workflow

  1. Generate DOE with scripts/doe_generator.py
  2. Run simulations at DOE sample points (user's responsibility)
  3. Summarize sensitivity with scripts/sensitivity_summary.py
  4. Choose optimizer using scripts/optimizer_selector.py
  5. (Optional) Fit surrogate with scripts/surrogate_builder.py

CLI Examples

bash
# Generate 20 LHS samples for 3 parameters
python3 scripts/doe_generator.py --params 3 --budget 20 --method lhs --json

# Rank parameters by sensitivity scores
python3 scripts/sensitivity_summary.py --scores 0.2,0.5,0.3 --names kappa,mobility,W --json

# Get optimizer recommendation for 3D problem with 50 eval budget
python3 scripts/optimizer_selector.py --dim 3 --budget 50 --noise low --json

# Build surrogate model from simulation data
python3 scripts/surrogate_builder.py --x 0,1,2 --y 10,12,15 --model rbf --json

Conversational Workflow Example

User: I need to calibrate thermal conductivity and diffusivity for my FEM simulation. I can run about 30 simulations.

Agent workflow:

  1. Identify 2 parameters → --params 2
  2. Budget is 30 → --budget 30
  3. Use LHS for general exploration:
    bash
    python3 scripts/doe_generator.py --params 2 --budget 30 --method lhs --json
  4. After user runs simulations and provides outputs, summarize sensitivity:
    bash
    python3 scripts/sensitivity_summary.py --scores 0.7,0.3 --names conductivity,diffusivity --json
  5. Recommend optimizer:
    bash
    python3 scripts/optimizer_selector.py --dim 2 --budget 30 --noise low --json
Show full SKILL.md (233 more words)Show less

Error Handling

ErrorCauseResolution
params must be positiveZero or negative dimensionAsk user for valid parameter count
budget must be positiveZero or negative budgetAsk user for realistic simulation budget
method must be lhs, sobol, or factorialInvalid methodUse decision guidance to pick valid method
scores must be comma-separatedMalformed inputReformat as 0.1,0.2,0.3

Security

The parameter-optimization scripts enforce the following safeguards:

  • Parameter name validation: sensitivity_summary.py validates --names against [a-zA-Z_][a-zA-Z0-9_ .-]* with a 200-char limit, preventing shell metacharacter injection via crafted parameter names.
  • Input length limits: Comma-separated value lists are capped (10,000 for scores, 100,000 for surrogate data) to prevent resource exhaustion.
  • Finite-value enforcement: All numeric list inputs are validated as finite numbers (NaN/Inf rejected).
  • Dimension/budget bounds: doe_generator.py caps dim at 1,000 and budget at 1,000,000; optimizer_selector.py caps dim at 100,000 and budget at 10,000,000.
  • Reduced tool surface: The skill's allowed-tools excludes Bash to prevent the agent from executing arbitrary commands when processing user-provided parameter names and constraints.

Limitations

  • Not for real-time optimization: Scripts provide recommendations, not live optimization loops
  • Surrogate is a placeholder: surrogate_builder.py computes basic metrics; replace with actual model for production
  • No automatic simulation execution: User must run simulations externally and provide results

References

  • references/doe_methods.md - Detailed DOE method comparison
  • references/optimizer_selection.md - Optimizer algorithm details
  • references/sensitivity_guidelines.md - Sensitivity analysis interpretation
  • references/surrogate_guidelines.md - Surrogate model selection

Version History

  • v1.1.0 (2024-12-24): Enhanced documentation, decision guidance, conversational examples
  • v1.0.0: Initial release with core scripts

© majiayu000, 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 1 other file in skills/analysis/parameter-optimization of majiayu000/claude-skill-registry.

  • SKILL.md
  • metadata.json

Open the folder on GitHubat commit 000116a

Used in 2 other repositories

We found 2 copies of this SKILL.md (exact, near-identical or edited) in other folders, from 2 other GitHub owners. This page covers the copy in majiayu000/claude-skill-registry, which our catalogue first saw on October 7, 2026.

Compare with similar skills

Parameter Optimization 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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Questions about Parameter Optimization

What does Parameter Optimization do?

Explore and optimize simulation parameters via design of experiments (DOE), sensitivity analysis, and optimizer selection. Parameter Optimization is an agent skill from majiayu000/claude-skill-registry. Explore and optimize simulation parameters via design of experiments (DOE), sensitivity analysis, and optimizer selection.

When should I use Parameter Optimization?

Parameter Optimization fits situations like: uncertainty studies; parameter sweeps; surrogate modeling; bayesian optimization setup.

How do I install Parameter Optimization in Claude Code?

Run `npx skills add majiayu000/claude-skill-registry --skill parameter-optimization -a claude-code`. Or copy the skill folder (skills/analysis/parameter-optimization in majiayu000/claude-skill-registry) into .claude/skills/parameter-optimization in your project. Claude Code loads it when a task matches its description.

How do I install Parameter Optimization in Codex?

Run `npx skills add majiayu000/claude-skill-registry --skill parameter-optimization -a codex`. Or copy the skill folder (skills/analysis/parameter-optimization in majiayu000/claude-skill-registry) into .agents/skills/parameter-optimization in your project. Codex loads it when a task matches its description.

Can I use Parameter Optimization 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 majiayu000/claude-skill-registry --skill parameter-optimization -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/parameter-optimization, .gemini/skills/parameter-optimization, .github/skills/parameter-optimization and .opencode/skills/parameter-optimization in your project.

What does Parameter Optimization need to run?

Going by SKILL.md and its folder, Parameter Optimization needs the command-line tools its instructions call (python3). Our summary lists: Python 3. Its frontmatter pre-approves these tools: Read, Write, Grep, Glob.

Does Parameter Optimization 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 Parameter Optimization 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. Review the folder before installing.

What licence does Parameter Optimization use?

Parameter Optimization is published under the MIT licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Parameter Optimization use?

About 1.6k tokens (SKILL.md is roughly 6.3k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Parameter Optimization?

Skills that share tags, products or a category with Parameter Optimization: Wp Performance Review (elvismdev/claude-wordpress-skills, 234 stars), Align Human (agentscope-ai/OpenJudge, 867 stars), Performance Report (Affitor/affiliate-skills, 698 stars) and Run Mv Hoi Reconstruction (nvidia-isaac/video_to_data, 847 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Parameter Optimization?

majiayu000 (a GitHub user) maintains it in majiayu000/claude-skill-registry, which has 666 GitHub stars. The repository holds 971 skills in this directory. The repository was last updated on October 7, 2026.

Source: majiayu000/claude-skill-registry on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.