{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004229},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004503","490:4900004090","490:4900004369","490:4900002995","490:4900001509","490:4900003134","490:4900003135","490:4900004217","490:4900003670","490:4900003522","490:4900004354","490:4900004365","490:4900003949","490:4900003535","490:4900003391","490:4900004372","490:4900003521","490:4900002697","490:4900004226","490:4900002990","490:4900003119","490:4900002986","490:4900003139","490:4900003252","490:4900003655"],"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":[0.26199567731001333,0.2609020557366494,0.12897706467011313,0.12150048115434312,0.10697738153701769,0.10560307972149346,0.08720237504680413,0.0654051020771322,0.06317974155503071,0.054102085450278656,0.05245011636944984,0.04690600432489076,0.04674955690430839,0.04424244726749526,0.03914945579436938,0.03911967144093691,0.03865527442228044,0.034478972601639735,0.033862784941101794,0.031004287943456558,0.030731355341992672,0.03001898288980893,0.0286122241811696,0.027616186685856605,0.026317075975087294],"twin_dists":[0.2125682577431827,0.21289991655984178,0.262855225853712,0.26665968488454456,0.2745939730670128,0.27538706729836393,0.2868741168006483,0.30331490751954243,0.3052338689834544,0.3136882958205412,0.31535134065871395,0.32127124076043817,0.32144659754373056,0.32432603784426123,0.33062528370446653,0.33066410891627773,0.3312727286080652,0.3370439693613407,0.33794522808968197,0.342318686939387,0.3427540917656621,0.34390633452647107,0.3462523607146009,0.34797411756482405,0.3503019622592595],"n_dims_used":45,"mean_confidence":0.9163413153754341},"coverage":{"mean_confidence":0.9163413153754341,"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}}