{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008012},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007788","490:4900010742","490:4900007998","490:4900010834","490:4900010906","490:4900010827","490:4900009730","490:4900010649","490:4900008344","490:4900010750","490:4900010229","490:4900010745","490:4900008227","490:4900008120","490:4900011063","490:4900008453","490:4900008345","490:4900008230","490:4900007899","490:4900011073","490:4900010996","490:4900011062","490:4900007999","490:4900008014","490:4900008006"],"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":[0.5257502646468389,0.3937929487476536,0.34713389777171716,0.3221719571603022,0.31635821609936354,0.29588173458319483,0.28060309164028135,0.276544350293749,0.26766132923641633,0.2591340868944231,0.2455919942682263,0.23522822478208547,0.2264355023112951,0.20962888567127178,0.20670885682962697,0.1993002298951965,0.1966389543595546,0.19378979903033447,0.19355999262293455,0.17980998796150846,0.1694644057808396,0.16643896337675837,0.1607669455488647,0.157060729654686,0.15304938039508365],"twin_dists":[0.14727205216930567,0.17730888326436833,0.18892561828233972,0.1954746812763682,0.1970397676022929,0.20268705730936862,0.20705220278390574,0.20823575456594068,0.2108637627890296,0.21343793423554022,0.217638307394614,0.22095456611838274,0.22384387887900142,0.22958169368555323,0.230609987915246,0.2332643339126613,0.23423438622499645,0.23528305417870243,0.23536810282600995,0.24059083900469394,0.24471002935411473,0.24594858217294074,0.24831509543713218,0.24989435824909895,0.25163460343838734],"n_dims_used":45,"mean_confidence":0.892051272922092},"coverage":{"mean_confidence":0.892051272922092,"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}}