{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700006019},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004984","470:4700005888","470:4700005899","470:4700007679","489:4890000438","470:4700005745","470:4700008990","470:4700005467","493:4930000863","470:4700007527","489:4890000399","489:4890003590","470:4700006455","469:4690000462","470:4700008582","489:4890003185","470:4700005138","493:4930000206","493:4930000754","470:4700004802","470:4700007861","470:4700005744","470:4700001450","469:4690007950","480:4800005764"],"twin_admin_codes":[470,470,470,470,489,470,470,470,493,470,489,489,470,469,470,489,470,493,493,470,470,470,470,469,480],"twin_sims":[0.500542082850699,0.4840827012613915,0.3692217204100412,0.3549506517193193,0.35464833816514857,0.3499826689324769,0.3477440908095659,0.3341953170569029,0.30484240426443115,0.2987495736704329,0.29057222047629283,0.28924082311796845,0.28890468488265886,0.28857480075073505,0.28326033765834735,0.2805605811516086,0.2777377041326387,0.272486837277321,0.2709994508380659,0.27021341555473294,0.26997889058935276,0.26846143304964964,0.25804574208632597,0.2561261814707792,0.25407577448857827],"twin_dists":[0.15279595189898693,0.15644345824134537,0.183335487847962,0.18692692958506243,0.1870038003465219,0.18819450857502343,0.1887687533106515,0.1922870339475815,0.20018881810516873,0.20188274522219804,0.204188396836627,0.20456741865615918,0.2046632748748224,0.2047574124077441,0.2062829547621509,0.20706454495146462,0.20788667401985814,0.20942960532383145,0.20986997718832814,0.21010330164240665,0.21017299854799837,0.21062486934374824,0.21377028268653261,0.2143586230208866,0.2149901584795788],"n_dims_used":43,"mean_confidence":0.9116886937341024},"coverage":{"mean_confidence":0.9116886937341024,"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}}