{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004618},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004892","490:4900006799","490:4900006187","490:4900007304","490:4900006800","490:4900005035","490:4900004479","490:4900004057","490:4900007289","490:4900007290","490:4900004483","490:4900005944","490:4900004743","490:4900007538","490:4900007663","490:4900006188","490:4900006802","490:4900005821","490:4900004749","490:4900007656","490:4900005022","490:4900005561","490:4900004056","490:4900004201","490:4900007172"],"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":[0.05785948689589509,0.04978556745635257,0.03129323619896718,0.029613528412249197,0.0208469089338477,0.016597210859971782,0.015670726961221616,0.014939989718093363,0.013625137998651718,0.012455828114509604,0.009519788581105845,0.009386783448689626,0.00904816242453157,0.00873837326889015,0.007987768261890264,0.007835588847120408,0.006930351561882814,0.006823682406913044,0.006682357192543703,0.005099274116239123,0.004812918853087853,0.004658286699274142,0.004236229620609784,0.004177421657903095,0.003937040459240417],"twin_dists":[0.31005682757017267,0.3181278229196605,0.34186129371672663,0.34457265427765277,0.3613475897417646,0.37183683183484145,0.37443338741284665,0.3765784066350637,0.3806824297557147,0.38463756928285997,0.3962505571921008,0.3968490276699163,0.3984075796823397,0.3998797809724035,0.4036504027405384,0.40445339471823866,0.40954122299049733,0.41017957348585193,0.4110392919446995,0.42198845432745014,0.42429227946951226,0.42558851166883704,0.4293361267528129,0.4298849865773057,0.4322041074329915],"n_dims_used":45,"mean_confidence":0.901222652859158},"coverage":{"mean_confidence":0.901222652859158,"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}}