{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007143},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007022","490:4900007020","490:4900007147","490:4900006768","490:4900006769","490:4900007273","490:4900001618","490:4900006530","490:4900007268","490:4900006656","490:4900006778","490:4900006903","490:4900007393","490:4900002203","490:4900008758","490:4900001349","490:4900002341","490:4900006900","490:4900006645","490:4900007987","490:4900008869","490:4900001882","490:4900002180","490:4900002047","470:4700002448"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,470],"twin_sims":[0.813593295620504,0.8103660203674458,0.7270386828808186,0.68719250802312,0.6298553484014732,0.5897304423483144,0.5640047915747018,0.5631589465921484,0.5454352484054111,0.5396841356207229,0.5321370088876061,0.5233773486035699,0.4921227655255175,0.404010661807743,0.3956351404526938,0.38604192383432334,0.3843486696453851,0.3799013445355611,0.37782087021688054,0.3680257184193197,0.3652541922269766,0.3546555443035317,0.35316714713428526,0.35121062222597554,0.3488569999393382],"twin_dists":[0.08342243313928643,0.08422222943275445,0.10370062545113673,0.11249572013952687,0.1248775567937599,0.13347277880701558,0.13899513632898064,0.13917714734667583,0.14300014797283067,0.14424504475371355,0.14588255917144044,0.14778924230790577,0.15465723883242777,0.17485505449331065,0.17686433901519888,0.1791900195845076,0.1796033288934453,0.18069305187339987,0.18120493986446698,0.18363374923665132,0.1843267882886268,0.18700196761164548,0.18738092177794818,0.18788032900066534,0.1884830256327386],"n_dims_used":45,"mean_confidence":0.9163191053602431},"coverage":{"mean_confidence":0.9163191053602431,"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}}