{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001564},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001894","500:5000001632","477:4770001010","477:4770001138","500:5000002000","500:5000002116","500:5000001228","477:4770000950","500:5000001177","500:5000001565","477:4770001134","500:5000001489","500:5000002501","500:5000001284","477:4770000949","477:4770001416","477:4770000890","477:4770001478","477:4770001354","477:4770001480","500:5000001231","500:5000001338","477:4770001133","500:5000001702","477:4770001189"],"twin_admin_codes":[500,500,477,477,500,500,500,477,500,500,477,500,500,500,477,477,477,477,477,477,500,500,477,500,477],"twin_sims":[0.6941975750066647,0.6633393604674422,0.6365424462754861,0.6327134829658584,0.6165998835222667,0.6131608672233183,0.6086843827706632,0.5781472004503914,0.5666658986573944,0.5637446357936501,0.5377706087077756,0.5377095343189514,0.5353498544328602,0.5330797299023379,0.5326828467687121,0.5280948653791565,0.5165075486075873,0.5117724458418034,0.5056036807390992,0.4874670858702678,0.48155239019098844,0.4798110925683142,0.4683785082730651,0.4681347777713932,0.4569168281062409],"twin_dists":[0.1109646082384223,0.11767353356458482,0.12344283774460217,0.12426451658663272,0.12771819738432316,0.12845472527757562,0.12941331547119375,0.13595654008971456,0.1384227354839142,0.1390511135733148,0.14465979710496918,0.1446730395046804,0.1451849010615073,0.14567776170321922,0.14576397180125789,0.14676154299704153,0.14928962162908663,0.1503265851394647,0.15168118671871908,0.15569047883199685,0.15700748534224723,0.15739617765083075,0.15995966662785882,0.1600145434125209,0.16255118017995887],"n_dims_used":45,"mean_confidence":0.9231531778971355},"coverage":{"mean_confidence":0.9231531778971355,"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}}