{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001775},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001498","490:4900003118","490:4900002677","490:4900001774","490:4900001238","490:4900001776","490:4900001105","490:4900001236","490:4900002832","490:4900002678","490:4900001770","490:4900002400","490:4900001921","490:4900001635","490:4900001769","490:4900001931","490:4900002231","490:4900003533","490:4900002225","490:4900001368","490:4900002533","490:4900004495","490:4900004491","490:4900002072","490:4900001634"],"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":[0.5806129959825135,0.5680463511229824,0.49439915393458284,0.44960503399490687,0.3602057156397814,0.3581068506588641,0.31671685299217717,0.31580714182334996,0.28777884371600965,0.27915382035091807,0.2714670308770856,0.24589294412645102,0.23147462741579625,0.22839252599172175,0.2100638907447914,0.18681771159683272,0.17997415453517088,0.1728658570190123,0.16294680249634416,0.16057108622692753,0.14706411487568374,0.13947228469067846,0.13869154503465767,0.12893548244205044,0.1278437612473453],"twin_dists":[0.13542750128782352,0.13812592991563358,0.1541530929101406,0.1642165993006126,0.185596047962875,0.1861263962527411,0.1969427544701845,0.1971889573480161,0.2049848162593028,0.20747361516670762,0.20973138014655815,0.21754337355153466,0.22217915265784755,0.22319447565728015,0.22942934190300174,0.23789531690609017,0.2405268509209649,0.2433363675528175,0.24739855798258273,0.24839788666886192,0.2542945533564426,0.2577862581711562,0.2581533000155489,0.2628759167483348,0.2634209604603241],"n_dims_used":45,"mean_confidence":0.9146167331271702},"coverage":{"mean_confidence":0.9146167331271702,"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}}