{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000057},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960009381","490:4900000046","496:4960008476","490:4900000621","487:4870004416","490:4900000075","490:4900000035","490:4900001085","496:4960008496","496:4960007434","490:4900000123","496:4960006759","494:4940008538","496:4960007032","496:4960007812","496:4960007426","496:4960006506","490:4900000010","496:4960006892","496:4960006764","490:4900000038","490:4900001594","496:4960006516","496:4960008281","490:4900000348"],"twin_admin_codes":[496,490,496,490,487,490,490,490,496,496,490,496,494,496,496,496,496,490,496,496,490,490,496,496,490],"twin_sims":[0.48256901457096385,0.4657233631303729,0.3967224694133821,0.37596421474159325,0.3730802907635403,0.3718815225116546,0.3602703989989011,0.3418247360474341,0.3221326468972463,0.3008261897437991,0.30078426917470164,0.2878308707695273,0.28234577937959693,0.2761308635032054,0.27214789935057154,0.2698976909636921,0.2635148509048943,0.25989475222659975,0.2598502138436197,0.25815145423651065,0.2581419044473503,0.25659977700777714,0.2525964007062739,0.24883617278033926,0.24642148727802946],"twin_dists":[0.15678076005052757,0.16055801055975283,0.1766024006429425,0.18166291705105772,0.1823764887514329,0.1826738993664938,0.18557972868126651,0.19029667439298661,0.19548521035075142,0.20130316144712931,0.20131483831294122,0.2049699407148315,0.2065472162770393,0.20835692252284502,0.20952982444761836,0.2101971384425343,0.21210897947945434,0.21320617108879075,0.21321972948319282,0.21373796260412672,0.21374088198192936,0.21421320893448098,0.2154478250513274,0.21661885143519685,0.21737682680455905],"n_dims_used":45,"mean_confidence":0.9183082580566406},"coverage":{"mean_confidence":0.9183082580566406,"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}}