{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008631},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007863","490:4900007848","490:4900009793","490:4900010295","490:4900009613","490:4900009702","490:4900009408","490:4900009180","490:4900001396","490:4900008071","490:4900009389","490:4900008744","490:4900009492","490:4900009181","490:4900009612","490:4900008515","490:4900008967","490:4900009701","490:4900009394","490:4900007862","490:4900007250","490:4900007972","490:4900007963","490:4900009507","490:4900008980"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4004110179691846,0.3192769023807752,0.31926621957586016,0.3045294618394577,0.26442785856516343,0.24487148696294048,0.24309746529116175,0.2396920181495419,0.22250863329747278,0.21285532691527848,0.2119438889851479,0.1917199766604722,0.17620833542028508,0.1651173375150522,0.1597573561657494,0.15332684282468292,0.14866117009917335,0.1410863857556895,0.1405690832167686,0.14026315023104655,0.13265666835333365,0.1222601641506682,0.1141545102651649,0.11112475927171203,0.11001302441796924],"twin_dists":[0.1757162662763396,0.1962520412624404,0.1962549170406567,0.20027534001821173,0.21183375405817048,0.2178658943462087,0.21842810243575642,0.2195148125871799,0.22515826950385298,0.22845675859535308,0.22877336296781442,0.23605161837524213,0.24200522577785202,0.24649472343376228,0.2487426446301647,0.2515131635444139,0.2535771070555464,0.25703226860331535,0.25727321111972556,0.25741601569724354,0.26104390264914856,0.26626512587479084,0.2705758074745833,0.2722475179947929,0.27286976048397277],"n_dims_used":45,"mean_confidence":0.920774163140191},"coverage":{"mean_confidence":0.920774163140191,"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}}