{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003768},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003856","473:4730001992","473:4730003302","473:4730002893","500:5000002331","473:4730003855","473:4730003946","473:4730004331","473:4730004330","473:4730004235","500:5000001612","500:5000002222","473:4730003761","473:4730004241","500:5000002591","500:5000001481","473:4730004237","500:5000002749","473:4730004038","473:4730003949","500:5000001544","500:5000002099","500:5000001867","500:5000001863","473:4730004141"],"twin_admin_codes":[473,473,473,473,500,473,473,473,473,473,500,500,473,473,500,500,473,500,473,473,500,500,500,500,473],"twin_sims":[0.7116183958299792,0.6617047132968431,0.6509462501954788,0.6370192615318637,0.6004771489957879,0.5972539154625641,0.594200359142202,0.5894011735321926,0.5733377960783406,0.5687414963430338,0.567981148393643,0.557414355521443,0.5561416610058917,0.5538266683226475,0.5460815866867522,0.5369952389214733,0.5282406485718436,0.5256767393548072,0.5238722290043426,0.5237710870084303,0.5227544192562023,0.5222509635650296,0.5206194513853086,0.5196465149457239,0.5195415129240744],"twin_dists":[0.10713086156877603,0.118026669285861,0.12034652495125664,0.1233404796822555,0.13117074929595543,0.13186104146928415,0.13251509746873366,0.13354333880112096,0.13698898583622868,0.13797650135078454,0.13813994698972404,0.14041425224864018,0.14068857054173864,0.14118778677409288,0.14286038794727393,0.14482793771054864,0.14672981680548594,0.14728806954509824,0.14768133681994317,0.14770338829902432,0.14792510109906515,0.14803493018766847,0.1483910136463273,0.1486034845599192,0.14862642061422435],"n_dims_used":45,"mean_confidence":0.9205795288085937},"coverage":{"mean_confidence":0.9205795288085937,"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}}