{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005263},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005273","490:4900007382","490:4900005136","490:4900006647","490:4900004860","490:4900006416","490:4900005264","490:4900002785","490:4900002640","490:4900004723","478:4780003184","490:4900004859","478:4780004024","470:4700005778","490:4900006643","490:4900005137","490:4900006295","470:4700006886","490:4900004030","487:4870006826","478:4780002268","490:4900003753","478:4780009860","490:4900006037","478:4780003400"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,478,490,478,470,490,490,490,470,490,487,478,490,478,490,478],"twin_sims":[0.4784092545576493,0.4637579604546166,0.4209448598652278,0.3971493386369251,0.37947501541059503,0.3507241842464054,0.34138533812266125,0.3237375466220444,0.3080461018284456,0.2792228497024502,0.27466674371816513,0.27216812575200017,0.26462439223649326,0.2591589266613996,0.2575389886000304,0.252323299582203,0.2488685997413781,0.23809801126307462,0.23633505938729113,0.23147659565736062,0.23107376208981412,0.22867027836135786,0.2266685938363253,0.22650630254804965,0.21400139652796513],"twin_dists":[0.157709422771247,0.16100167804970464,0.1708482396108224,0.17649965771433895,0.18079783667698554,0.18800471840869912,0.19041065218738906,0.19505592659872079,0.19930600144302815,0.2074535130224717,0.20878686216816827,0.2095238416330679,0.2117745867786062,0.21343035917777892,0.21392533195599578,0.21553249931996593,0.21660870470632454,0.22002692144573735,0.2205959160954145,0.2221785071252531,0.22231070156941116,0.22310260737809262,0.22376633701673335,0.22382032037945554,0.22805995013713418],"n_dims_used":45,"mean_confidence":0.9167450798882378},"coverage":{"mean_confidence":0.9167450798882378,"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}}