{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000039},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810000282","481:4810001881","481:4810000628","488:4880002590","496:4960007256","481:4810000888","481:4810000875","470:4700003953","488:4880002420","470:4700000572","466:4660010241","481:4810000288","488:4880000323","488:4880000063","496:4960003906","470:4700001597","466:4660009931","488:4880001579","496:4960005869","481:4810001052","488:4880002710","481:4810002146","470:4700000306","493:4930006436","499:4990000286"],"twin_admin_codes":[481,481,481,488,496,481,481,470,488,470,466,481,488,488,496,470,466,488,496,481,488,481,470,493,499],"twin_sims":[0.4449539772077099,0.330356883194073,0.3108916718983844,0.2918422213218134,0.2815130309788552,0.27855399383880247,0.2692609551314054,0.26435694016795275,0.2565197969166878,0.2489396240493868,0.24495870929746996,0.24413772585814025,0.22758307962900098,0.22651838406415256,0.2209489538431511,0.21211160327159262,0.20845332777602413,0.20690020955286023,0.20684513096949705,0.1995923864347562,0.19842921606937952,0.19641715625015918,0.19452884054499664,0.18120310716248916,0.17861833270413338],"twin_dists":[0.1652812366002352,0.1932977231313674,0.19852629161883398,0.2038278158469906,0.20678828936063404,0.20764841901653583,0.2103865899805017,0.2118551110747919,0.214237754321035,0.21658648342964634,0.2178383204536356,0.2180981118864269,0.22346262723845808,0.2238163007905098,0.22568461089026745,0.2287150352495338,0.22999448794259475,0.23054230049788932,0.23056177912604833,0.2331583871532578,0.23358083325655263,0.23431564215188683,0.2350100179829799,0.24004914345613287,0.24105656274620307],"n_dims_used":43,"mean_confidence":0.9129856908044149},"coverage":{"mean_confidence":0.9129856908044149,"n_dims_used":43,"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}}