{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003590},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003413","480:4800003174","480:4800003175","480:4800003224","480:4800003419","480:4800003464","480:4800003592","480:4800002933","480:4800003521","480:4800003709","480:4800003416","480:4800003467","480:4800002624","480:4800003357","480:4800003126","480:4800002831","480:4800003410","480:4800003522","480:4800003411","480:4800003168","480:4800002922","480:4800003176","480:4800003313","480:4800002914","480:4800002780"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.515448767813369,0.5094362321929877,0.5020769935477144,0.48174977145277625,0.4559180947691674,0.43879666057956795,0.43278375949039877,0.4244522791882384,0.41887254139436064,0.40884154515711457,0.4074373569977562,0.4052357089414482,0.40445461827774437,0.4023199988405272,0.4012300664484789,0.40085321003570623,0.37557187367210887,0.3652987646679166,0.36329424741095584,0.35994391844706114,0.356406339671222,0.3550633995668315,0.34771379376428885,0.342136444317895,0.3414320124029516],"twin_dists":[0.149521284339327,0.15083909358196534,0.15245757985504435,0.15696345403054301,0.16277808411394523,0.16669724725273688,0.1680876011979987,0.17002705355266337,0.17133478317856404,0.17370464997249682,0.17403841157618444,0.1745627503155977,0.1747490778436192,0.1752591113702725,0.17552000341775748,0.17561028431605125,0.18175983618850297,0.18431562178779218,0.18481848446519683,0.18566211334239105,0.18655725741728008,0.18689826930498987,0.1887765384800322,0.19021586615975772,0.1903985413731874],"n_dims_used":43,"mean_confidence":0.9217263155205305},"coverage":{"mean_confidence":0.9217263155205305,"n_dims_used":43,"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}}