{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007708},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006970","490:4900006732","490:4900008259","490:4900006121","490:4900006251","490:4900005996","490:4900008060","490:4900007949","490:4900007470","490:4900007216","490:4900007339","490:4900012130","490:4900007583","490:4900008484","490:4900006254","490:4900010167","490:4900007586","490:4900008277","490:4900007585","490:4900007947","490:4900006377","490:4900009291","490:4900004792","490:4900007703","490:4900007828"],"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":[0.14220649274100325,0.13704169129152996,0.12912019856749857,0.11263423618159532,0.10598362947557093,0.059785616077488724,0.05941086132870309,0.04808834697400222,0.04304879871086128,0.0393004973803773,0.037831249866498294,0.037420426449222915,0.03666481745382765,0.03236096473349358,0.031181258896505255,0.027769144762848464,0.021790929946497298,0.01796031792417066,0.01776855282673806,0.017184332974961438,0.015740489412817298,0.01566783383249493,0.015369160708389864,0.013503086471466043,0.013176284022752456],"twin_dists":[0.25651280487549544,0.25893403796828707,0.26278404240525755,0.27141030762603513,0.27516665718980476,0.3082701761197001,0.3086140420736651,0.3199615765950477,0.3257453551060067,0.3304287780323494,0.3323680627930294,0.33292171897961514,0.3339536329253142,0.34020186881031994,0.3420381185121663,0.34770627679820443,0.3592743110580586,0.3682389727001252,0.3687303473197947,0.37025652353720273,0.37423323680893655,0.3744417048017461,0.37530771187325407,0.38108091513403625,0.38216378267048184],"n_dims_used":45,"mean_confidence":0.9114382425944011},"coverage":{"mean_confidence":0.9114382425944011,"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}}