{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001546},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001817","490:4900002587","490:4900004953","490:4900004416","490:4900001968","490:4900001407","490:4900005888","490:4900003579","490:4900006278","490:4900002295","490:4900005111","490:4900002600","490:4900003990","470:4700005173","490:4900004551","490:4900001564","490:4900002728","490:4900004960","490:4900001670","490:4900002590","490:4900000804","494:4940008390","490:4900001981","490:4900002449","490:4900007614"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,470,490,490,490,490,490,490,490,494,490,490,490],"twin_sims":[0.6232431808113605,0.5746542849163719,0.43089393253174535,0.4242519965342372,0.4089262062145314,0.40337761121149346,0.3693837459634265,0.34726701750340944,0.3280629385336449,0.31442590915499635,0.31318830107135215,0.3045235768511976,0.29711899449488277,0.2882352350048508,0.2878833840878717,0.2857892958748043,0.25699284319973914,0.2536896631953239,0.24490929301664013,0.24070494705204168,0.23960894664956192,0.23554188581463514,0.23548147091082625,0.22901251919468937,0.22324891958360296],"twin_dists":[0.126294975637897,0.13670629035850748,0.1685261791781335,0.17007386874689448,0.17368454307380962,0.17500626007872389,0.18329511866412165,0.18889138422767746,0.19390481063038048,0.19756354129194628,0.19789996934192242,0.20027696758542296,0.2023394967151322,0.20485437994116015,0.20495492776966473,0.20555488028572905,0.2140926496477182,0.21510944410012509,0.21785394181294065,0.2191905371115894,0.2195414462725241,0.220852817981866,0.2208724090055038,0.22298951054341387,0.22490930848760476],"n_dims_used":45,"mean_confidence":0.9195020887586806},"coverage":{"mean_confidence":0.9195020887586806,"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}}