Data Science

Create, edit, run, and convert marimo reactive Python notebooks. Use when working with .py marimo notebook files, creating reactive/interactive notebooks, exploratory data analysis in notebook format, or converting from Jupyter (.ipynb) to marimo. Marimo notebooks are pure Python files with @app.cell decorators that enable reactivity. Also covers wigglystuff widgets for advanced interactivity.

Senior Regulatory Affairs Manager expertise for HealthTech and MedTech companies. Provides strategic regulatory guidance, submission management, regulatory pathway analysis, global compliance coordination, and cross-functional team leadership. Use for regulatory strategy development, submission planning, regulatory risk assessment, and team coordination activities.

Comprehensive performance analysis and optimization for Next.js applications using Neon Postgres. Identifies bottlenecks across frontend, backend, and database layers.

Work with ArcGIS Knowledge graphs for storing and querying connected data. Use for graph databases, relationship visualization, and openCypher queries.

Master formal and informal logic - valid reasoning, fallacies, paradoxes. Use for: argument analysis, validity, soundness, logical form, fallacies, paradoxes. Triggers: 'valid', 'validity', 'fallacy', 'premise', 'conclusion', 'modus ponens', 'modus tollens', 'paradox', 'logical', 'syllogism', 'deduction', 'induction', 'inference', 'argument form', 'soundness', 'entailment', 'contradiction'.

Wield OpenAI's Codex CLI as a powerful auxiliary tool for code generation, review, analysis, and parallel processing. Use when tasks benefit from a second AI perspective, alternative implementation approaches, or specialized code generation. Also use when user explicitly requests Codex operations.

Comprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization. When Claude needs to work with spreadsheets (.xlsx, .xlsm, .csv, .tsv, etc) for: (1) Creating new spreadsheets with formulas and formatting, (2) Reading or analyzing data, (3) Modify existing spreadsheets while preserving formulas, (4) Data analysis and visualization in spreadsheets, or (5) Recalculating formulas

Presentation creation, editing, and analysis. When Claude needs to work with presentations (.pptx files) for: (1) Creating new presentations, (2) Modifying or editing content, (3) Working with layouts, (4) Adding comments or speaker notes, or any other presentation tasks

Static analysis security vulnerability scanner for Ruby on Rails applications. Use when analyzing Rails code for security issues, running security audits, reviewing code for vulnerabilities, setting up security scanning in CI/CD, managing security warnings, or investigating specific vulnerability types (SQL injection, XSS, command injection, etc.). Also use when configuring Brakeman, reducing false positives, or integrating with automated workflows.

Bitcoin trading simulation with technical analysis (EMA/RSI/Bollinger), Monte Carlo projections, and Telegram alerts. Cambodian market focus (USD/KHR 4050).TRIGGERS: BTC backtesting, indicator calculations, Fear & Greed integration, crypto strategy development, CoinGecko/Alternative.me APIs, portfolio simulation, trailing stop optimization, Sharpe/drawdown metrics.ENTRY POINTS: btc_trader.py (365d backtest), btc_simulation.py (60d Monte Carlo), backtest_runner.py (advanced metrics).

Analyze argument structure, identify logical gaps, suggest evidence needs, generate counterarguments, apply claim-evidence-warrant framework. Use when strengthening arguments, analyzing persuasive writing, checking logical validity, or when user asks to improve reasoning or logic.

Analyze YouTube video transcripts to extract summaries, key takeaways, and insights. Use when the user mentions YouTube, video transcript, video analysis, provides a YouTube URL, or wants to analyze a .txt file containing a video transcript.

Generates comprehensive unit tests and integration tests for code with test coverage analysis and edge cases

Comprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization. When Claude needs to work with spreadsheets (.xlsx, .xlsm, .csv, .tsv, etc) for: (1) Creating new spreadsheets with formulas and formatting, (2) Reading or analyzing data, (3) Modify existing spreadsheets while preserving formulas, (4) Data analysis and visualization in spreadsheets, or (5) Recalculating formulas

Date and time handling with datetime64 and timedelta64, including business day offsets and naive time parsing. Triggers: datetime64, timedelta64, busday, time series, naive time.

使用 Coinank MCP 工具进行加密货币衍生品市场分析

Use when performing meta-analysis, pooling study data, generating forest plots, funnel plots, assessing heterogeneity, or conducting subgroup and sensitivity analyses. Invoke for any statistical synthesis of multiple studies.

Generate professional, client-ready dashboards from data files with clean design (no CURV branding). Detects patterns, creates visualizations, provides insights. Perfect for client presentations and professional reporting.

Comprehensive incident root cause analysis skill for distributed systems. Analyzes logs, metrics, and traces to identify cascading failures, resource contention, and root causes through systematic anomaly detection, timeline correlation, and evidence-based hypothesis testing.

Generate engineering analysis reports with interactive Plotly visualizations, standard report sections, and HTML export. Use for creating dashboards, analysis summaries, and technical documentation with charts.