{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005929},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007141","490:4900006784","490:4900007262","490:4900006777","490:4900005546","470:4700003127","470:4700006007","490:4900006419","466:4660001537","490:4900005670","490:4900005009","496:4960011463","470:4700000026","487:4870002879","466:4660004613","489:4890001207","488:4880002770","478:4780003965","490:4900006771","470:4700005867","488:4880001012","469:4690000853","490:4900005383","488:4880001270","472:4720005153"],"twin_admin_codes":[490,490,490,490,490,470,470,490,466,490,490,496,470,487,466,489,488,478,490,470,488,469,490,488,472],"twin_sims":[0.36415013178864714,0.3287963517133198,0.3235175804092048,0.3232120916698448,0.2968974749960262,0.28930174010917603,0.2681163398363042,0.22915276756624892,0.2276116813360592,0.2256336894995879,0.2002031646242385,0.19061996578259285,0.18066994502672115,0.17159983170861073,0.16529170734788723,0.1558490216596337,0.15545365444097864,0.15363164512191596,0.14647280242117303,0.14632174286280267,0.14360765021338298,0.14239424432481035,0.1394504467049802,0.1386321946896858,0.13386308517335366],"twin_dists":[0.18460360231870418,0.19371046116611312,0.19511469361140535,0.1951963460763954,0.20240166141019894,0.20455005413601127,0.21072785237710628,0.2229431963594687,0.22345314137857722,0.22411102072824207,0.23293724142489605,0.23646242881090626,0.2402561069366338,0.24384536436544577,0.24642248752095303,0.25041657252370764,0.25058760727930374,0.2513799431446183,0.25456164942504933,0.25463001093851945,0.2558672663512747,0.2564260308482896,0.2577965037845339,0.25818126487821463,0.260458273742743],"n_dims_used":45,"mean_confidence":0.9155597262912326},"coverage":{"mean_confidence":0.9155597262912326,"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}}