{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001372},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003252","490:4900003251","490:4900001506","490:4900002992","490:4900004089","490:4900004500","490:4900001642","490:4900002988","490:4900003515","490:4900003934","490:4900002695","490:4900002989","490:4900004365","490:4900004354","490:4900003661","490:4900001373","490:4900003139","490:4900002550","490:4900003254","490:4900004492","490:4900002996","490:4900002986","490:4900002993","490:4900003388","490:4900003670"],"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":[0.5075665009946997,0.48349431397030723,0.25354321687448705,0.23417826233971062,0.23276518064131083,0.21259361469319368,0.2027857344732667,0.18254629276004347,0.16978636324141516,0.16688034694977605,0.16256290310186383,0.1516861302102394,0.15142926096281745,0.14573872616543826,0.13478984974508218,0.12549821506877457,0.1209156440680177,0.1155808614272547,0.11484614240056275,0.10539852330769611,0.10314711369674633,0.09099455495333408,0.09036499862789747,0.08923871279556495,0.08912246575362238],"twin_dists":[0.15124970460697365,0.15657453212835631,0.21515471755003535,0.22129581000064996,0.22175665708116218,0.22854757493158967,0.23200726593854432,0.23952964599281343,0.24457916545945146,0.2457668843348342,0.24755932358252333,0.25223363003009025,0.2523469434601046,0.2548943440251296,0.2600110837517938,0.26460400873536954,0.2669647174759721,0.2698006044230467,0.270198990026234,0.27550579936228936,0.276824599602154,0.2843602187119374,0.28477173839228703,0.2855136538904984,0.2855906509054285],"n_dims_used":45,"mean_confidence":0.9092301262749566},"coverage":{"mean_confidence":0.9092301262749566,"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}}