{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010722},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011051","490:4900011131","490:4900010809","490:4900008197","490:4900010731","490:4900008185","490:4900011278","490:4900010973","490:4900010888","490:4900010974","490:4900011684","490:4900010384","466:4660005188","490:4900004674","490:4900008087","490:4900005890","466:4660004467","490:4900011358","490:4900010199","490:4900007373","490:4900010891","490:4900004814","490:4900011493","490:4900009182","490:4900008417"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,466,490,490,490,490,490,490,490,490],"twin_sims":[0.520988590689729,0.43828475739759387,0.42605112592058036,0.42113502418371085,0.40502785515339124,0.3603497772915923,0.35759727669200003,0.3090115902052654,0.1844900180445006,0.17728116231995308,0.15987593551599527,0.15852729478243696,0.15337239586966503,0.1502358792702935,0.15019019633562988,0.13632073468615344,0.13335270980372368,0.11956230043216484,0.11823880527847244,0.11567381676236084,0.11245015414015203,0.11243724043430665,0.10540427314762535,0.1023651339419187,0.09978350362395053],"twin_dists":[0.14831042497142208,0.16681531830962043,0.16965365890840237,0.1708036432304542,0.17461231771118657,0.1855597039857174,0.18625539723839163,0.19904098807715592,0.23878263659874044,0.24158179002555963,0.2486923260418243,0.24926622560378883,0.25149324127144296,0.25287524487968654,0.25289552966085305,0.2592774155898632,0.26070553811350855,0.26767492283736,0.2683754340063032,0.26975034019194216,0.2715119409631183,0.2715190755498962,0.2755024594969101,0.2772879074184828,0.2788373728528124],"n_dims_used":45,"mean_confidence":0.916432359483507},"coverage":{"mean_confidence":0.916432359483507,"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}}