{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011179},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012168","490:4900010677","490:4900010760","490:4900011165","490:4900011450","490:4900011843","490:4900011298","490:4900010678","490:4900011011","490:4900011305","490:4900011703","490:4900011702","490:4900012118","490:4900010426","490:4900011247","490:4900011175","490:4900010688","490:4900011900","490:4900011159","490:4900011452","490:4900011228","490:4900010776","490:4900011573","490:4900011167","490:4900011973"],"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":[0.20329840628783863,0.19486598518568676,0.16838716235371223,0.1658337215772177,0.15539238188711677,0.1528040723609519,0.15173032452001448,0.14378813724516426,0.14115124463246037,0.13921405171088186,0.1380341414510041,0.13609487506907947,0.13605442356171402,0.13525388782272896,0.1321408820471971,0.1316413175988526,0.1291833225171996,0.12916677552519135,0.12570560031607625,0.12527443181255263,0.124258324385826,0.12424737495151744,0.12312723726814027,0.1230942014875137,0.1224774267788553],"twin_dists":[0.2318236240886681,0.23488570044851678,0.2451491923924027,0.2461982989377182,0.2506141420756859,0.25174210457225843,0.25221414869580394,0.25578445327701105,0.25700210591577777,0.25790748869250535,0.2584635576813482,0.25938526788173677,0.25940459840867086,0.25978803896467906,0.26129550302568794,0.2615398963039569,0.2627526685078331,0.26276089158155447,0.26449873515441413,0.2647177545625364,0.26523617728383664,0.2652417812521266,0.2658170678853746,0.26583409494382604,0.26615262921808525],"n_dims_used":45,"mean_confidence":0.890374501546224},"coverage":{"mean_confidence":0.890374501546224,"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}}