{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002554},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002557","480:4800005496","480:4800002556","480:4800005800","480:4800004898","480:4800005412","480:4800005580","480:4800005799","480:4800004298","480:4800005497","480:4800004640","480:4800003977","480:4800004985","492:4920002647","480:4800005579","480:4800004984","480:4800005728","480:4800003558","480:4800003108","480:4800003382","480:4800002846","492:4920002751","480:4800004815","480:4800004897","492:4920002699"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,492,480,480,480,480,480,480,480,492,480,480,492],"twin_sims":[0.6671834655028818,0.48056300803703833,0.4246138769146385,0.39431059921870193,0.2888284458092131,0.28275246052130826,0.27307932857566636,0.2591558931060071,0.24481778968458442,0.22870525476394146,0.2279043137279834,0.22365159648577337,0.21147941722470193,0.20755393169618927,0.18936009886986757,0.1875513918429935,0.18484934003341605,0.18336210536287603,0.18335698257379957,0.17884420385357308,0.17608685911269656,0.1760702538109088,0.1674492593479891,0.16113936121555783,0.16030757946685825],"twin_dists":[0.11684232580179582,0.1572282802890742,0.16998928749818756,0.1771838706854179,0.20468502516378775,0.20642964205279216,0.2092545981602683,0.2134312842568478,0.2178828729978704,0.2230910439525531,0.22335613409828667,0.2247741177982731,0.22893506054329665,0.23031138041986318,0.2369349782568533,0.23761724758946995,0.23864515064418812,0.23921543446690607,0.2392174044371273,0.24096811868136944,0.2420532869880164,0.2420598585879491,0.24553319880200208,0.24815787437502035,0.24850938884510138],"n_dims_used":42,"mean_confidence":0.9109298161097935},"coverage":{"mean_confidence":0.9109298161097935,"n_dims_used":42,"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}}