{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960004425},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880004173","488:4880004427","488:4880001914","488:4880004350","493:4930003113","493:4930001446","493:4930003287","488:4880002956","488:4880002356","488:4880004694","488:4880006438","474:4740002291","474:4740002289","493:4930002613","493:4930002265","496:4960007762","487:4870012153","488:4880004682","488:4880002065","488:4880002509","493:4930001805","488:4880001378","496:4960004574","496:4960000844","496:4960005482"],"twin_admin_codes":[488,488,488,488,493,493,493,488,488,488,488,474,474,493,493,496,487,488,488,488,493,488,496,496,496],"twin_sims":[0.4789820649225429,0.46902217097922455,0.3030315298955188,0.28936803824826485,0.28664890639482415,0.2783634369173442,0.2727387802375338,0.2636617868087087,0.2455325263568833,0.22003954731844086,0.2196747619439749,0.21403072575255044,0.2085983073996593,0.20784618308194427,0.19730903368255295,0.1920494961286142,0.18785934889789394,0.1851378943305386,0.18144390782672415,0.1811581301633038,0.17988883437687364,0.1796512878227754,0.17878399759816002,0.17797727221018433,0.17618658218400937],"twin_dists":[0.15758139098626395,0.15981479042173807,0.20069020207052346,0.20453115818788056,0.20530828548559146,0.20770399982678814,0.20935515907564348,0.21206464559277424,0.21765707525191325,0.22599265355327078,0.22611645660319168,0.22804981423209214,0.22994349318094923,0.23020830632694367,0.23398928692841128,0.23592887603712176,0.23750075729148995,0.2385348783732087,0.23995581037535588,0.24006658602690628,0.24056010145179452,0.2406527357712957,0.24099168581293123,0.2413080151380011,0.24201383055177408],"n_dims_used":45,"mean_confidence":0.9348578559027778},"coverage":{"mean_confidence":0.9348578559027778,"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}}