{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010140},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010231","490:4900010230","490:4900010833","490:4900007901","490:4900011075","490:4900011154","490:4900011889","490:4900009934","490:4900010913","490:4900011076","490:4900010342","490:4900010580","490:4900011011","490:4900009662","490:4900008669","490:4900011072","490:4900011082","490:4900008123","490:4900009940","490:4900011073","490:4900010776","490:4900011096","490:4900010927","490:4900010994","490:4900010838"],"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":[0.49921345287463886,0.40531973521605114,0.2188519327742879,0.21330918152332323,0.202998269464536,0.19480516097361322,0.18379414876296346,0.18284401236843198,0.1744635498141765,0.16551629828985076,0.1549233930647813,0.13753322423911218,0.1311927450741551,0.12581286692576868,0.1196482572455713,0.11777345894477044,0.11314922643381066,0.1120946758168305,0.11070300906924752,0.1077190808410215,0.10738863793178043,0.10681021111596949,0.10659347544816537,0.10609700478576893,0.10246563112738381],"twin_dists":[0.15308908167766638,0.17454271558907963,0.22639622012523905,0.2282994462293299,0.2319310961137105,0.2349081175073865,0.23904943149974192,0.23941486420126074,0.24269781645854321,0.2463295276382926,0.25081749710572737,0.2587007047854829,0.26175993979562645,0.26444433583652266,0.26762963237788945,0.2686231629897721,0.27112665553838405,0.27170856741920624,0.2724830044249776,0.27416922891041795,0.27435818031911674,0.2746900209434885,0.27481472048579214,0.27510111044549024,0.27722821045292084],"n_dims_used":45,"mean_confidence":0.8884444342719184},"coverage":{"mean_confidence":0.8884444342719184,"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}}