{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006731},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008273","490:4900007582","490:4900005468","490:4900007464","490:4900008596","490:4900006252","490:4900006000","490:4900007585","490:4900004799","490:4900007706","490:4900005084","490:4900006120","490:4900008483","490:4900007587","490:4900005995","490:4900007465","490:4900006979","490:4900005211","490:4900007354","490:4900006004","490:4900007586","490:4900007948","490:4900008484","490:4900012210","490:4900010866"],"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":[0.17242197004110518,0.07332559863416224,0.0656092275079724,0.056409960492926806,0.052776336131792716,0.04382725215659366,0.041908591203659584,0.035064373899018814,0.03478792380274997,0.03430450025726206,0.03218004866754955,0.029330824941870882,0.0209251240953818,0.017377812562076163,0.017108783476580538,0.016466331774894455,0.013126174795336974,0.012163652249560954,0.01211143289758835,0.011870457045842605,0.011781174952672413,0.011753522574818634,0.01164062422723718,0.011434342391761807,0.01076076045816739],"twin_dists":[0.2435145246341971,0.2968900952767844,0.30314157234194483,0.31143401246603303,0.3150195239275976,0.32481603872130616,0.3271323812159991,0.3362003562222159,0.33659723837541805,0.3372977573586277,0.3404797161064172,0.34504189266295243,0.36117274062085747,0.3697461203164608,0.3704571936199428,0.3721957858722335,0.38233191627363444,0.38567707139898877,0.38586518463438596,0.3867426970802764,0.3870718336330502,0.38717422250145084,0.3875944837621528,0.3883717974385554,0.3909998239836333],"n_dims_used":45,"mean_confidence":0.9309050665961371},"coverage":{"mean_confidence":0.9309050665961371,"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}}