{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002421},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001957","490:4900003428","490:4900003296","490:4900002571","490:4900002869","490:4900001962","490:4900002721","490:4900004530","490:4900002422","490:4900002257","490:4900009597","490:4900004242","490:4900009911","490:4900003693","490:4900009692","490:4900009806","490:4900004106","490:4900004241","490:4900010000","490:4900003276","490:4900002423","490:4900002416","466:4660004729","490:4900009078","490:4900001529"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490],"twin_sims":[0.4255113533822439,0.3795824749874283,0.3754764127523695,0.2704393640002768,0.26340752421685765,0.24862912463903744,0.2436819912391357,0.23754133281110115,0.2145455978734011,0.1871128925127271,0.1799871726944855,0.17336852240501868,0.17333689794556337,0.16269335605437282,0.16030834067947308,0.15752467260199518,0.15600240576140922,0.15525218098813034,0.1439933047921901,0.14321347601074005,0.14276664462393976,0.13862086650013603,0.138172830441775,0.13275030926092735,0.13263165001682492],"twin_dists":[0.16977965223675914,0.1807714194853619,0.18178342517825571,0.21003618887889547,0.21214137213595705,0.21668365890249705,0.21824256761748922,0.2202062922337715,0.22787203186213484,0.23778334956521233,0.24052177853327664,0.24313501391344716,0.2431476694732343,0.24750466295386933,0.24850906654825083,0.2496951897431288,0.2503503043907529,0.25067488651883674,0.2556904096556727,0.25604839477255636,0.25625416822067254,0.2581866035427394,0.2583980124910511,0.26099830364447,0.2610560895787109],"n_dims_used":45,"mean_confidence":0.9196248372395833},"coverage":{"mean_confidence":0.9196248372395833,"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}}