{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004041},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790000905","489:4890003920","489:4890003855","479:4790001473","479:4790000628","489:4890003793","479:4790001630","489:4890003730","479:4790000625","479:4790001707","489:4890003671","479:4790000903","489:4890003607","479:4790000840","479:4790001868","479:4790001629","479:4790000361","479:4790000495","489:4890003611","470:4700007516","489:4890003608","479:4790000364","479:4790001706","479:4790001562","479:4790001476"],"twin_admin_codes":[479,489,489,479,479,489,479,489,479,479,489,479,489,479,479,479,479,479,489,470,489,479,479,479,479],"twin_sims":[0.8740729076379025,0.873718945614368,0.8616143150332786,0.8559120753930929,0.8407137569137256,0.8357663343565653,0.8345635540092501,0.8070171902239252,0.7638894752010653,0.7614051024648926,0.7570456043494266,0.7560133096854456,0.7549775037198571,0.7535161291948571,0.7531844235630908,0.7490605253905545,0.7442303873794673,0.7381762476207487,0.7355372514102926,0.7313348467072329,0.7312903086783108,0.7310879027789514,0.7260123289743107,0.725413645908094,0.723246262425002],"twin_dists":[0.06738258099170666,0.06748389526588827,0.07088519030412684,0.0724479945208892,0.07650567239938778,0.07779605577297646,0.07810768293145523,0.08504752427609683,0.0953197634774711,0.09589447627073176,0.09689921203423063,0.09713644446049964,0.09737422751492453,0.09770927420188909,0.09778525414806923,0.09872776125884752,0.09982687914308695,0.1011975912969754,0.10179278510419779,0.1027378380848095,0.10274783633702529,0.10279326944598953,0.10393015167131527,0.10406395248882898,0.10454783339453813],"n_dims_used":45,"mean_confidence":0.9175989786783855},"coverage":{"mean_confidence":0.9175989786783855,"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}}