{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004977},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005022","489:4890005281","472:4720000020","479:4790002651","479:4790004171","479:4790004104","489:4890004384","479:4790003155","489:4890005282","489:4890003870","489:4890005103","489:4890004841","489:4890004750","479:4790003931","489:4890004763","489:4890004884","489:4890004120","489:4890004978","489:4890003622","470:4700006294","472:4720004583","489:4890004433","479:4790003930","489:4890004935","489:4890004056"],"twin_admin_codes":[489,489,472,479,479,479,489,479,489,489,489,489,489,479,489,489,489,489,489,470,472,489,479,489,489],"twin_sims":[0.9057524880916336,0.8310978865006128,0.7925265241972453,0.7876715732059912,0.7788370337799263,0.7656197266097508,0.7558788053852932,0.7468143254451202,0.7462477665863387,0.7448373822759726,0.7370833988792587,0.7178855922363524,0.7160855297814037,0.7147826662130645,0.7129326936830309,0.7077649125324179,0.7038571116284917,0.7000845227211902,0.6935608657306234,0.6872293515948809,0.6862324264101437,0.6819046847301785,0.6741466317230194,0.6700772069074484,0.6697331776195],"twin_dists":[0.057787346925832886,0.07900120998162152,0.08856817390987273,0.08973078259851647,0.09182658120656104,0.09491855788223699,0.09716733615995206,0.09923952290704742,0.0993684304213092,0.0996890310540609,0.10144423513240655,0.10574129441035279,0.10614101854849727,0.10643002199015264,0.10683994460044476,0.10798238261756499,0.10884379494534971,0.1096734802206337,0.11110400344380758,0.11248768119785761,0.11270515111357789,0.11364802637994152,0.11533375673351867,0.11621587406219872,0.1162903858733551],"n_dims_used":45,"mean_confidence":0.920505862765842},"coverage":{"mean_confidence":0.920505862765842,"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}}