{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012879},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012805","490:4900012806","490:4900012678","490:4900012807","490:4900012938","490:4900012674","490:4900012742","490:4900012320","490:4900012981","490:4900012741","490:4900012390","490:4900012984","490:4900012804","490:4900012392","490:4900012464","490:4900012812","490:4900012675","490:4900012322","490:4900012934","490:4900012254","469:4690000621","490:4900000762","490:4900012871","490:4900012319","476:4760002981"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,469,490,490,490,476],"twin_sims":[0.4927000798320827,0.3891009276401609,0.2560190086306731,0.24206043435748367,0.19008272995517153,0.167027986846405,0.16444773475723784,0.15616018293159586,0.11364184646336951,0.11305525358308206,0.1047344754962863,0.08780954887335288,0.08257061690050076,0.08214678317310047,0.07956828800149209,0.05112683700245246,0.04914631493575881,0.047171918260169615,0.038399365593845665,0.035145658527546815,0.029354666956306202,0.028877641976731594,0.028593563268639623,0.026790684862648673,0.0257287041696405],"twin_dists":[0.15452931798261402,0.1784455147094035,0.21439155327027634,0.2187579783619552,0.2366636668536195,0.2457061849261058,0.24677263201799698,0.25028218794223156,0.27085625417015585,0.2711783406314656,0.2758924767861498,0.2864658513672065,0.29006537886401057,0.2903644778446753,0.2922112271675873,0.3167151603250652,0.31881228801388956,0.3209743059479879,0.33161076118076344,0.3360841674892864,0.34500216956769464,0.34580226058665076,0.34628414101069865,0.3494420743474671,0.35138900502499926],"n_dims_used":45,"mean_confidence":0.9043448554144965},"coverage":{"mean_confidence":0.9043448554144965,"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}}