{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003127},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005009","490:4900007141","466:4660000985","466:4660002281","493:4930004986","466:4660002576","466:4660013180","490:4900002791","490:4900005929","496:4960011463","490:4900005546","490:4900005383","490:4900005670","466:4660002754","470:4700000026","466:4660000019","470:4700006007","472:4720001664","490:4900006771","470:4700004688","466:4660003215","466:4660001537","490:4900001094","466:4660008406","493:4930004987"],"twin_admin_codes":[490,490,466,466,493,466,466,490,490,496,490,490,490,466,470,466,470,472,490,470,466,466,490,466,493],"twin_sims":[0.49422846197962916,0.4065301657610167,0.3938433958440479,0.384943078533802,0.3717020644258852,0.35987512091900203,0.33433757840615436,0.3276359121150958,0.28930174010917603,0.2856489542452797,0.2755852770584484,0.27052344507265963,0.2697920547471407,0.2601475487568173,0.2523694183264138,0.24714663716437235,0.24366816014102483,0.23283598017948737,0.2294529809576774,0.22934871253382139,0.2275406109664986,0.22684209824260632,0.22259170001564701,0.22230313962712628,0.22047881986385773],"twin_dists":[0.15419087209211096,0.1742543128627839,0.17729669694529332,0.17945814006940564,0.18271846308913198,0.18567947869452214,0.19224969741341102,0.19401808004584026,0.20455005413601127,0.20559518209463945,0.20851697080198603,0.21001122338242043,0.21022854982979353,0.21312924232623512,0.21551819623332774,0.21714870154359084,0.21824695443347603,0.2217335236501919,0.22284411987126349,0.22287852084951235,0.22347671358089743,0.2237086521469571,0.22513030636669265,0.22522747574373986,0.22584375288517158],"n_dims_used":43,"mean_confidence":0.912354402763899},"coverage":{"mean_confidence":0.912354402763899,"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}}