{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013031},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013207","490:4900012405","490:4900012890","490:4900012694","490:4900012538","490:4900012476","490:4900013138","490:4900012941","490:4900012488","490:4900012888","490:4900012885","490:4900013097","490:4900012830","490:4900012893","490:4900013271","490:4900012683","490:4900012992","490:4900012417","490:4900012489","490:4900013096","490:4900013069","490:4900012410","490:4900013140","490:4900013178","490:4900013210"],"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":[0.4991192212178713,0.47882552597138234,0.46518680218312936,0.4601125318153754,0.4437801276509395,0.43377595365909827,0.4075418437369519,0.38767464871917484,0.38611815407569855,0.3814533761858251,0.374027994022336,0.3705441814604354,0.35570163224441786,0.35404104279001913,0.33237769769050174,0.31771520123215646,0.31486829653482545,0.309597367638852,0.30003232054615664,0.2951231718214727,0.29497733456214836,0.2743249428064543,0.2676584030574481,0.2549108943363298,0.24071252268881926],"twin_dists":[0.1531098798663118,0.15761637492484476,0.16067906851961566,0.1618263405033619,0.1655506016418472,0.1678576490112329,0.17401355860934614,0.1787922991875749,0.1791714327108051,0.18031206636690725,0.1821416998657492,0.18300624956666622,0.18673612042954257,0.18715832295004664,0.19276483240217393,0.19667302246316654,0.19744346647011277,0.19888043193364174,0.20152445330569912,0.2029005699819725,0.20294165589741608,0.2088874342497297,0.2108646372943735,0.2147325488056371,0.21918811521506357],"n_dims_used":45,"mean_confidence":0.9090640597873264},"coverage":{"mean_confidence":0.9090640597873264,"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}}