{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003542},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003314","480:4800003257","480:4800003004","480:4800003359","480:4800003419","480:4800002961","480:4800003365","480:4800003372","480:4800003482","480:4800003310","480:4800003368","480:4800002888","480:4800002674","490:4900001591","480:4800003728","494:4940001757","480:4800003481","480:4800003053","480:4800003709","490:4900000154","480:4800003098","480:4800003778","490:4900000842","480:4800003175","480:4800003668"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,490,480,494,480,480,480,490,480,480,490,480,480],"twin_sims":[0.3595603542588789,0.35509465070028395,0.34868653496531554,0.30785090515627733,0.286188421699359,0.28147653702809555,0.27851080960043717,0.27329798551170015,0.26356138532823814,0.2593095043018709,0.24421087886459825,0.2367193804767977,0.2367131329458093,0.23454788667702123,0.22862323911705,0.2229523425566493,0.222690265212295,0.21805154444834687,0.212289952445227,0.2122582130921905,0.2121194736242825,0.2115715198202769,0.2108336321996097,0.20744243324759126,0.1988216366268186],"twin_dists":[0.1857589513552295,0.18689032616171614,0.18852675960333215,0.19935963828599187,0.20544032853967215,0.20679886389317448,0.20766101277718424,0.20919007133975578,0.2120949373196549,0.21338444927357245,0.21807494054990512,0.22047164052667542,0.2204736596986246,0.22117556584713677,0.2231181607012961,0.22500898224067734,0.22509713493501946,0.22666903161616136,0.2286530432002467,0.2286640728400463,0.228712298863999,0.22890297753921,0.22916027984966944,0.23035073087250071,0.23343812134288533],"n_dims_used":43,"mean_confidence":0.9210739135742188},"coverage":{"mean_confidence":0.9210739135742188,"n_dims_used":43,"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}}