{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008714},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006369","490:4900008954","490:4900011264","490:4900004931","490:4900009471","490:4900008837","490:4900008946","490:4900009972","490:4900011656","490:4900011335","490:4900004378","490:4900009969","490:4900009375","490:4900010170","490:4900009987","490:4900004655","490:4900008824","490:4900004646","490:4900010530","490:4900002998","490:4900011202","490:4900008943","490:4900009273","490:4900011865","490:4900004112"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.21986422912661388,0.2013939687108134,0.18641371736012885,0.16063243180847578,0.12274903976444804,0.11514372485647228,0.11314965126241915,0.08158759443967409,0.0667247654352525,0.06646903021185566,0.041617998360226845,0.03996294159210784,0.03947663111307914,0.03889597041189668,0.038570429947068705,0.03790684904485237,0.03770143923280805,0.037051884077665354,0.03662870329128748,0.03625769892970914,0.03548920450699237,0.033462544909236516,0.03295524634295819,0.03196186827968685,0.03139320234056018],"twin_dists":[0.22605213691850598,0.23250741746822187,0.23804876054468363,0.24837194753517233,0.2660122040740094,0.270037396962611,0.2711264219576532,0.2907609913659877,0.3022020027404494,0.3024162589960687,0.3274909546563933,0.32957440375437835,0.33020043223261486,0.33095651481905547,0.3313845900849821,0.33226673526968586,0.332542452253274,0.33342279659197327,0.33400340332792866,0.33451712653802074,0.33559561121259585,0.33853815028002765,0.3392984246260961,0.3408165742947862,0.34170389273064167],"n_dims_used":45,"mean_confidence":0.9294227600097656},"coverage":{"mean_confidence":0.9294227600097656,"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}}