{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006063},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002914","490:4900004741","490:4900004482","491:4910002516","490:4900005303","490:4900007531","491:4910002962","490:4900007424","490:4900005688","490:4900007538","490:4900006791","491:4910002566","490:4900007667","490:4900003236","491:4910003061","490:4900007412","490:4900007668","490:4900005561","490:4900003369","491:4910002463","490:4900005552","491:4910003013","490:4900006922","491:4910001750","490:4900004747"],"twin_admin_codes":[491,490,490,491,490,490,491,490,490,490,490,491,490,490,491,490,490,490,490,491,490,491,490,491,490],"twin_sims":[0.27435190523947334,0.26846267817947217,0.2153341158575261,0.12986194259934883,0.12079742481482793,0.08978446290141276,0.07825598107943608,0.07676382827228959,0.07115931857089025,0.06884400974678942,0.06818417492432854,0.06750947387201695,0.06732551213224283,0.06483095501131182,0.06366822867673624,0.06014782810727858,0.05827802662995965,0.05444836757690848,0.05079958114601068,0.04685872646438934,0.03935138533482661,0.038417968478260456,0.037970244680013955,0.03790268838062936,0.03707324836504205],"twin_dists":[0.20887949798644556,0.21062449791958787,0.2276003186201034,0.2624161098036597,0.2670265136620133,0.2851532321927013,0.29316961396289876,0.2942751684404033,0.29858898741927775,0.3004517670353288,0.3009919506102463,0.3015487218090945,0.30170131512470016,0.30380483077492193,0.3048079570441889,0.3079394998309337,0.3096644742702966,0.3133450407498281,0.3170569639837411,0.32132418130411067,0.33036271641974707,0.33158612426884854,0.3321818963670043,0.3322723074608117,0.3333936341201709],"n_dims_used":45,"mean_confidence":0.8957889133029514},"coverage":{"mean_confidence":0.8957889133029514,"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}}