{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003985},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003845","490:4900003715","490:4900007739","490:4900002600","490:4900007735","490:4900007258","490:4900001279","490:4900004135","490:4900001981","470:4700004152","490:4900001829","490:4900007730","490:4900003844","490:4900001273","490:4900006636","490:4900001554","490:4900003333","490:4900007613","490:4900007366","490:4900000924","490:4900007734","490:4900001549","490:4900002136","490:4900000884","490:4900002590"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,470,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.47622531578544797,0.4262622605209475,0.3984254004494664,0.3615176004820625,0.3432781440503377,0.3414039241272331,0.33375253168109836,0.3243651010521393,0.3197631188095991,0.3011375546172006,0.2955084751986854,0.29424688902210644,0.2877397898790001,0.2813313852041228,0.2707954911399525,0.2624086287923213,0.2594819171202815,0.25758583308980254,0.2565779592071235,0.25475392472232045,0.25431114380204867,0.251389700177201,0.24477888949711715,0.24233141882845752,0.24031630483031172],"twin_dists":[0.15819802099401004,0.169604394005829,0.17619282435091857,0.18526535762932617,0.18992022320222474,0.19040582947564844,0.19240329846362225,0.1948883887904085,0.19612121047801484,0.2012164612776326,0.20279207823318196,0.20314762099558611,0.20499598356708584,0.2068409314871982,0.20993047981244717,0.21244324915076848,0.21333190260596133,0.21391099106722267,0.21421990420018727,0.2147809283568961,0.21491749971540663,0.2158224010797996,0.2178951744269377,0.2186716910249373,0.21931485068778275],"n_dims_used":45,"mean_confidence":0.9193228827582465},"coverage":{"mean_confidence":0.9193228827582465,"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}}