{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000641},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000319","480:4800000639","480:4800000681","480:4800000612","480:4800000691","480:4800000724","480:4800000434","480:4800000318","480:4800000345","480:4800000645","480:4800000642","480:4800000967","480:4800000511","480:4800000429","480:4800000565","480:4800000373","480:4800000336","480:4800000640","480:4800000507","480:4800000312","480:4800000692","480:4800000337","480:4800000471","480:4800000694","480:4800000798"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5067081217293299,0.499581509774579,0.462825939194256,0.45206933138826993,0.4451226184595599,0.44498365618617974,0.4075971803603604,0.4039681688066968,0.39711741221861274,0.3830507046047959,0.37119814858031763,0.365325389715894,0.3566107425671058,0.35137238780944646,0.3471809362695266,0.3423489947292295,0.34060413442150667,0.32934255936683204,0.32802280080470636,0.3100860326443194,0.30265483232547136,0.2832250871735945,0.2735189620305133,0.26630413070465137,0.26612736119360947],"twin_dists":[0.15143834564186992,0.15300785712328394,0.16121230043279258,0.1636541939701502,0.16524256061452133,0.1652744296519055,0.17400039751525392,0.1748652007143443,0.17650734031369938,0.17992073968089356,0.1828436543743618,0.18430895188086624,0.18650541168509743,0.18783898308086547,0.18891352072355255,0.19016078645785076,0.1906134867708965,0.19356587490234956,0.19391545376079342,0.19874662666337076,0.200794718249832,0.20629313082982176,0.20912489222337372,0.2112700084516199,0.21132301493616873],"n_dims_used":43,"mean_confidence":0.9128995496173238},"coverage":{"mean_confidence":0.9128995496173238,"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}}