{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002382},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930003237","493:4930000841","493:4930002211","493:4930000483","493:4930001435","493:4930003936","493:4930003585","493:4930001559","493:4930001306","493:4930001297","493:4930002718","493:4930001888","493:4930002888","496:4960007076","493:4930000235","469:4690002047","493:4930003050","493:4930001712","493:4930002878","496:4960004106","493:4930001417","493:4930000135","493:4930003905","496:4960004801","493:4930003243"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,496,493,469,493,493,493,496,493,493,493,496,493],"twin_sims":[0.4662648937708777,0.45030170677960907,0.43357761550550544,0.422665012230238,0.4015391406720325,0.38783457874504257,0.3734262327198934,0.3623794634700744,0.3512913017428446,0.3366733901660702,0.33402921296403576,0.31522019698994436,0.2897304700949113,0.28828438390726263,0.2810338577575758,0.26455391777375437,0.26305957348081777,0.25942495865990955,0.25363722519024734,0.2504449244718947,0.24800101633312044,0.24758574748546286,0.2445704909025864,0.24362188279753288,0.237899320020428],"twin_dists":[0.1604358802215073,0.1640574874566328,0.16790359919117082,0.1704451462202428,0.17544598926883,0.17875338399458215,0.18229074932049222,0.18504843772055032,0.18785970675367683,0.19163789161695363,0.1923306389561529,0.1973480203608985,0.20442790539489164,0.204840340589583,0.20692720137800077,0.21179580025451236,0.21224644519190233,0.21334925954076503,0.2151256532459659,0.21611647329890551,0.21688047292218415,0.21701077056339788,0.21796109791111268,0.21826163340999974,0.22009091156961716],"n_dims_used":45,"mean_confidence":0.9182532416449652},"coverage":{"mean_confidence":0.9182532416449652,"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}}