{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000149},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000383","485:4850001283","485:4850001879","485:4850000493","485:4850000571","485:4850000353","485:4850000892","485:4850000145","485:4850001056","485:4850000159","485:4850000309","499:4990000689","485:4850001061","485:4850002374","485:4850000152","485:4850000607","485:4850000381","485:4850000945","485:4850000259","500:5000009829","485:4850000379","485:4850001060","485:4850001171","485:4850000399","485:4850000373"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,499,485,485,485,485,485,485,485,500,485,485,485,485,485],"twin_sims":[0.6597728126579591,0.5502315391019444,0.5067731458205519,0.48539118837358136,0.4681304612110866,0.45643816841198714,0.44674897904841165,0.4336591140129658,0.42288485913031404,0.419406555501429,0.41492495859129747,0.4128045911515822,0.3982497125938696,0.39138032525640504,0.383497397341804,0.37779058103177604,0.3747169087211744,0.3732444629593341,0.3695123811540474,0.3687182355182803,0.3675601900148275,0.3675259342941195,0.3662624132077747,0.35268099814548826,0.3512821079970194],"twin_dists":[0.11844378457846133,0.14196369955789281,0.15142405272419454,0.1561521462158328,0.16001551538915673,0.16265990523409665,0.16486985939947182,0.16788471692581594,0.17039367792856777,0.17120930871312764,0.17226445442026894,0.1727653816599554,0.17623504237865323,0.17789254120074036,0.17981144527952025,0.181212402423349,0.1819712081414285,0.18233579487514912,0.18326307507455883,0.18346098908669473,0.18374997452002628,0.18375852981867863,0.18407437134041785,0.18750487758332193,0.18786205661436317],"n_dims_used":45,"mean_confidence":0.9163884480794271},"coverage":{"mean_confidence":0.9163884480794271,"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}}