{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005308},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005309","472:4720003897","467:4670000241","489:4890004535","472:4720000418","472:4720003971","489:4890005362","479:4790000843","467:4670000368","477:4770003052","472:4720005136","470:4700006866","472:4720004117","489:4890004984","472:4720001497","498:4980000219","472:4720005220","472:4720005716","472:4720000678","478:4780005517","472:4720000545","484:4840001134","472:4720006126","472:4720004735","499:4990000027"],"twin_admin_codes":[489,472,467,489,472,472,489,479,467,477,472,470,472,489,472,498,472,472,472,478,472,484,472,472,499],"twin_sims":[0.8511553229853785,0.6570944145152723,0.6454991249586373,0.5172558779595929,0.46920972707246317,0.4616954805239157,0.4583583771731683,0.4552007186951411,0.4419815333615251,0.4379700573892052,0.43197518552695935,0.4266177053635621,0.402557135029303,0.4023798030000542,0.38843262005149104,0.38276596338288865,0.38208389498107753,0.37489707718574117,0.3726461020932455,0.36770341674561663,0.36144031982443336,0.35776162836669045,0.3559325933401853,0.3509532311083239,0.3460761638624303],"twin_dists":[0.07373409388642785,0.11902166900472713,0.12151858577895716,0.14912595584839639,0.1597725878366451,0.16146796656655327,0.16222398796766718,0.1629411774459197,0.16596386046363776,0.16688793117983794,0.16827515444965951,0.16952147939099543,0.1752023914484759,0.17524480556511754,0.1786079318338917,0.17999044050223809,0.18015750285736137,0.18192664566737302,0.18248415502585097,0.18371420824731366,0.18528482101764285,0.18621378055208257,0.18667747967203294,0.1879461365064197,0.18919787958844128],"n_dims_used":45,"mean_confidence":0.9182847764756944},"coverage":{"mean_confidence":0.9182847764756944,"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}}