{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004636},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007550","490:4900004919","490:4900004777","490:4900004776","490:4900004920","490:4900004780","490:4900006084","490:4900006208","490:4900004774","490:4900004918","490:4900005173","490:4900004488","490:4900004778","490:4900005178","490:4900002679","490:4900005837","490:4900001231","490:4900007552","490:4900004637","490:4900004779","490:4900004638","490:4900004641","490:4900004633","490:4900004915","490:4900002530"],"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":[0.16477935735360869,0.1383558370654531,0.11555107535452301,0.07925919627281595,0.07621170288193314,0.07581163474782346,0.06860114831460616,0.06469430113067948,0.05070166229996664,0.0495052261974821,0.045201455517544765,0.04260316806436404,0.03897310332667399,0.03270351332193995,0.030926235451859588,0.030310293873385907,0.024643187395518747,0.0240033039383329,0.021900220231468003,0.021632946421080757,0.017785207595510534,0.01757183274422114,0.01736446904468559,0.017248181828591898,0.017033716605713522],"twin_dists":[0.24663489502131467,0.2583115977454517,0.2698167173742167,0.2924358098192609,0.2946886315025702,0.29498973596222444,0.30065009738029835,0.3039219604589342,0.3171595918188224,0.3184270845269055,0.3232088331087776,0.32628372695855135,0.33085553190663336,0.3396794042350746,0.3424428666277905,0.3434323447051418,0.3534521604443605,0.35470545214960075,0.3590393572222426,0.3596157635791136,0.3686874878154726,0.3692392691755661,0.36978116042923387,0.37008753433812336,0.3706573530424677],"n_dims_used":45,"mean_confidence":0.9185223049587674},"coverage":{"mean_confidence":0.9185223049587674,"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}}