{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011385},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012120","490:4900012185","490:4900011779","490:4900010674","490:4900011097","490:4900011017","490:4900011246","490:4900011387","490:4900011245","490:4900011455","490:4900011090","490:4900011451","490:4900011174","490:4900011318","490:4900011176","490:4900011177","490:4900012184","490:4900011391","490:4900011449","490:4900011388","490:4900010999","490:4900011524","490:4900011978","490:4900011367","490:4900011458"],"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":[0.3664506159940091,0.3603224405369489,0.35858020431174276,0.34827935104043906,0.3458313191560749,0.337791488321253,0.2954751917677862,0.2896321034201849,0.27345943568304504,0.2582290059037276,0.25160360379479707,0.24531330021184913,0.23884062623678146,0.23474650071054542,0.20844345274949017,0.19649827233473563,0.18761426050238933,0.17699846188682217,0.1538385921342022,0.14755473335376712,0.14462129727733095,0.14103934199098658,0.1373881677797087,0.13452195385178325,0.12776077649385983],"twin_dists":[0.1840272918180931,0.1855665999518828,0.18600664896578883,0.188631270957868,0.18926096540566725,0.1913458475835581,0.20280144671633243,0.20445592134201085,0.2091424468983184,0.2137142575228692,0.21575591908907418,0.2177262875273477,0.2197880637670573,0.22111100510301024,0.22999796223774333,0.2342859178367858,0.23759345549896704,0.24169319222383354,0.2512896029020168,0.2540735427220847,0.2554031702031201,0.25705415281622707,0.2587694988413389,0.26014011321555053,0.2634625345600292],"n_dims_used":45,"mean_confidence":0.8929584079318577},"coverage":{"mean_confidence":0.8929584079318577,"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}}