{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003429},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008420","490:4900004533","490:4900003971","490:4900010187","490:4900009405","490:4900004394","490:4900010195","490:4900004529","490:4900010463","490:4900004257","490:4900008531","490:4900008089","490:4900010008","490:4900004259","490:4900004820","490:4900004815","490:4900003159","490:4900004395","490:4900008306","490:4900002572","490:4900011049","490:4900010886","490:4900002719","490:4900009590","490:4900009498"],"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":[0.304677632867599,0.2545296131704239,0.21769000674098102,0.1652608992088938,0.15700785660539954,0.15133521133884523,0.1374570338147925,0.13512561919589774,0.13388381162209187,0.13286798889769688,0.13253077499982,0.13130646294294396,0.12746906466209598,0.11552864515479266,0.11531443821396663,0.1152732382307388,0.11096593401741864,0.10651819124100191,0.1063689334239355,0.1050843660546172,0.10151636871105518,0.09699899631503417,0.09667905891129935,0.09619587191707911,0.09552798776395757],"twin_dists":[0.20023436746883788,0.2148500961753589,0.22679248186640436,0.24643524635497668,0.24991708363945234,0.2523884671629755,0.25873683186439317,0.25984963514186044,0.26044824726622984,0.26094103313955075,0.2611052453634058,0.26170410286070844,0.2636088401893471,0.2698288532291212,0.26994484115037015,0.26996716893560296,0.2723361177190253,0.27485808156758573,0.27494411930285667,0.2756884972747359,0.27779392188895086,0.2805442033819489,0.28074277067515324,0.28104363924092557,0.28146147724563314],"n_dims_used":45,"mean_confidence":0.9112855699327257},"coverage":{"mean_confidence":0.9112855699327257,"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}}