{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":475,"cluster_id":4750010754},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["475:4750010955","475:4750010623","475:4750010823","475:4750010818","475:4750010682","475:4750010888","475:4750010753","475:4750010621","475:4750010686","475:4750010687","475:4750010359","475:4750010951","475:4750010691","475:4750010684","475:4750010881","475:4750010685","484:4840007913","475:4750010891","475:4750010947","475:4750010950","475:4750010360","475:4750010890","475:4750010820","484:4840008159","475:4750010889"],"twin_admin_codes":[475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,484,475,475,475,475,475,475,484,475],"twin_sims":[0.8207432978757031,0.7832645845346865,0.7450076006676024,0.7226973237323838,0.7216179879160995,0.6497929721789083,0.57478410372443,0.5461487082124927,0.5316865735576238,0.5106954549272692,0.5086673935804716,0.5069270936722691,0.4902694741980666,0.4879391917579239,0.46868133783978344,0.46823655156494115,0.4499677943154149,0.44035108312054055,0.4380832691705578,0.4340908037999953,0.4258311612386236,0.41959338376700756,0.40739115198478293,0.4056659146426899,0.4041109228499575],"twin_dists":[0.08163412504010775,0.09077933627883869,0.09965036053897361,0.10467026145119612,0.10491083630305444,0.12059480411467212,0.13667841725114852,0.14284587567145024,0.14598043861785925,0.15056277615239594,0.15100789035027595,0.1513902154449016,0.1550681898936663,0.15558556907432047,0.15989149703339084,0.15999162749833196,0.16413373762929773,0.16633904873197272,0.16686180668907663,0.1677847231176671,0.1697049949208605,0.1711654266908284,0.17404940269101155,0.174460194158762,0.17483111666564963],"n_dims_used":42,"mean_confidence":0.9106107439313617},"coverage":{"mean_confidence":0.9106107439313617,"n_dims_used":42,"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}}