{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002159},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002518","500:5000009152","499:4990001808","499:4990002252","499:4990002754","499:4990002166","499:4990001902","468:4680000021","499:4990001716","499:4990003811","499:4990002165","499:4990001704","499:4990002576","499:4990003317","499:4990002734","499:4990002751","499:4990002494","500:5000005510","499:4990002441","499:4990001048","499:4990001787","499:4990003687","472:4720001497","499:4990002488","499:4990002403"],"twin_admin_codes":[499,500,499,499,499,499,499,468,499,499,499,499,499,499,499,499,499,500,499,499,499,499,472,499,499],"twin_sims":[0.6620979352580605,0.6360568567834295,0.5793650628639548,0.5520232661991443,0.5379986671953487,0.502965544526508,0.49300984194052505,0.48866830885996626,0.4847213414867763,0.4670276583918071,0.4452027718686582,0.42997050258394504,0.4248348782480674,0.4219520094146092,0.41776632183435436,0.4063665874289946,0.3891135174550895,0.3874895805032355,0.3760492517563855,0.36226375238839587,0.36090264721230514,0.35457272170667026,0.35360780791816854,0.35042303249238105,0.3497406991076298],"twin_dists":[0.1179417378718444,0.12354707095018592,0.1356952229221199,0.141576902938922,0.1446103511037502,0.15226182813495395,0.15446069929415102,0.15542360757429835,0.1563012456304755,0.16026393828760108,0.16522418029033195,0.16874076610485603,0.16993764826034022,0.17061214444878514,0.17159492257529887,0.17429326542288925,0.17844245629851238,0.17883734063117201,0.18164191707028482,0.1850775454839391,0.18542029429933907,0.18702303301895237,0.18726864091006615,0.18808177258088032,0.1882564860793217],"n_dims_used":45,"mean_confidence":0.9283284505208333},"coverage":{"mean_confidence":0.9283284505208333,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}