{"slug":"matlab-matlab-extract-signal-features","source_name":"matlab/matlab-extract-signal-features","name":"Matlab/Matlab Extract Signal Features","description":"Extract features from 1D signals using signalTimeFeatureExtractor, signalFrequencyFeatureExtractor, and signalTimeFrequencyFeatureExtractor. Use when computing time-domain features (amplitude, energy, shape factors), frequency-domain features (spectral location, power, bandwidth, PSD), or time-frequency features (spectral shape, instantaneous, ridges, wavelet, EMD-derived) on a per-frame basis. Use when the user asks to \"extract features\", \"compute spectral features\", \"build a feature table for ","version":1,"lift":{"pass_rate_delta_pts":54.55,"pass_rate_pct":100,"total_cases":22,"passed_cases":22,"tokens_delta_pct":118.8,"turns_delta_pct":0,"verdict":"pass","benchmark_model":"gemini-3.6-flash","grading_method":"judged","completed_at":"2026-08-16T18:03:33.481690+00:00"},"skill_score":null,"benchmark_models":[{"model":"gemini-3.6-flash","headline":true,"delta_pts":54.55,"with_pass_pct":100,"without_pass_pct":45.5,"tokens_delta_pct":118.8,"turns_delta_pct":0,"total_cases":22,"cases_aggregated":22,"verdict":"pass","never_hurt":true,"completed_at":"2026-08-16T18:03:33.481690+00:00","run_id":"0f26e9ca-b27f-46c1-ab77-55607a9e5340","version_number":1,"is_latest_version":true,"gate":null}],"trust":{"skill_safety":"passed","safety_status":"clean","intent_verdict":"safe","content_status":"clean","indexable":true},"license":"https://www.mathworks.com/content/dam/mathworks/license/pmrl/license.md","install_count":0,"manifest_hash":"07ede4a1671f1cdfec6bbb15422af51364d61535b4ccde054668892533e2e664","raw_url":"https://app.decimal.ai/s/matlab-matlab-extract-signal-features/SKILL.md","scorecard_url":"https://app.decimal.ai/skills/matlab-matlab-extract-signal-features"}