{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009565},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010069","490:4900008381","490:4900009049","490:4900010347","490:4900010258","490:4900011727","490:4900011260","490:4900005603","490:4900008835","490:4900007829","490:4900009968","490:4900008398","490:4900005076","490:4900006113","490:4900010346","490:4900005332","490:4900011330","490:4900007946","490:4900010348","490:4900011467","490:4900005733","490:4900004937","494:4940007760","490:4900011532","490:4900006131"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490],"twin_sims":[0.2495303440263288,0.1527521093599831,0.11211993076636033,0.09346171939714465,0.08781695746842368,0.06608492139306882,0.05407745251253916,0.0519378181501584,0.048424300088254824,0.04196139193924023,0.034850067009094196,0.031691066095521234,0.02087936615316306,0.02068668473642899,0.017749827993126653,0.017481995864898854,0.01634056955990432,0.01603792499598688,0.014975271156212892,0.013647303837752077,0.013121479229477435,0.013069118967150446,0.010454450418072496,0.01042106108803452,0.010220744728101484],"twin_dists":[0.21640182277130796,0.2517648925259222,0.27169458223672494,0.2827689031855803,0.2864608836782963,0.3027393340658283,0.313712782704158,0.3158759040479928,0.3195943574214231,0.3270674534099452,0.3365077900140712,0.3412374223060985,0.3612749627672223,0.3617075603229155,0.3687785759861141,0.3694733427133811,0.3725430746583422,0.37338854337151045,0.37647274023895577,0.3806103992950289,0.3823477005842149,0.3825240508166292,0.39224363662367245,0.3923811726894264,0.39321464444390714],"n_dims_used":45,"mean_confidence":0.920468987358941},"coverage":{"mean_confidence":0.920468987358941,"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}}