{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001252},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003470","496:4960002509","472:4720000623","472:4720001729","496:4960004159","496:4960004314","472:4720002323","488:4880000680","496:4960002796","472:4720002706","496:4960004615","472:4720000402","470:4700004481","496:4960000957","472:4720000757","472:4720002784","496:4960003880","472:4720002569","472:4720000335","472:4720001539","472:4720000806","496:4960005944","496:4960003147","496:4960002795","468:4680005164"],"twin_admin_codes":[496,496,472,472,496,496,472,488,496,472,496,472,470,496,472,472,496,472,472,472,472,496,496,496,468],"twin_sims":[0.6258453969269914,0.5170121188795684,0.44736086750398585,0.4385773075729157,0.40114292333014956,0.4008685705442745,0.3912763525489034,0.3863767156345928,0.38403845044545504,0.3624807609985662,0.3585914106045405,0.35272606171588994,0.352724075214213,0.35060298011273494,0.3477859887914421,0.344724826670178,0.33892168318173643,0.3362409482046357,0.33535143584570937,0.3262002788097016,0.3133836289495552,0.3120410092566122,0.31150866930482507,0.3108962380081999,0.3100883611386311],"twin_dists":[0.12573727348374358,0.14917926165971213,0.1647297709213405,0.16674783463694973,0.1755408762818127,0.1756066037534773,0.17791773172822095,0.17910840178465467,0.17967914478945363,0.1850229596376379,0.18600381502089608,0.18749338376769786,0.1874938904243721,0.18803572613354208,0.18875798773758418,0.18954635567783026,0.1910511732665423,0.19175098476194344,0.19198385979257362,0.1943994830342226,0.19784682174982926,0.19821252272072246,0.19835776919976622,0.1985250437610243,0.19874598936916685],"n_dims_used":45,"mean_confidence":0.9330634223090277},"coverage":{"mean_confidence":0.9330634223090277,"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}}