{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000765},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000650","480:4800001049","480:4800000408","480:4800001050","494:4940000981","494:4940000986","480:4800001211","480:4800000505","494:4940000982","480:4800001012","494:4940001103","480:4800000444","494:4940004350","485:4850005675","480:4800001090","494:4940006056","480:4800000406","494:4940002378","480:4800000372","494:4940000758","470:4700006678","494:4940006034","494:4940001049","494:4940000409","494:4940004839"],"twin_admin_codes":[480,480,480,480,494,494,480,480,494,480,494,480,494,485,480,494,480,494,480,494,470,494,494,494,494],"twin_sims":[0.21540489406609875,0.14332631227143441,0.11830936008232966,0.11551109190421645,0.09366033850076068,0.09288973978911773,0.08702448515056627,0.082527900181799,0.08037468945477003,0.06945050616321193,0.06819167471678343,0.06540517430325488,0.06522261070804619,0.06137434678680718,0.05954068118815031,0.056846896628758255,0.0549262470237382,0.054082457036484254,0.0540775958337522,0.05264256619715669,0.05163721418658952,0.0480690743048941,0.047172303738052444,0.046233778009096345,0.04619497176606962],"twin_dists":[0.22757596220173248,0.2559965071933487,0.268337939098964,0.26983835167446696,0.28264224317691516,0.283134846842397,0.2869941584045765,0.29009546829597427,0.29162858248888013,0.29995895045293325,0.3009857869452039,0.3033148461099219,0.30347024634833686,0.3068317862265678,0.3084947209872586,0.3110158366336979,0.3128742956693847,0.3137078071051406,0.31371264020599976,0.3151553824341407,0.3161857095401136,0.31998270781555055,0.3209738765184956,0.3220282171440661,0.32207219647839097],"n_dims_used":43,"mean_confidence":0.9137505819631178},"coverage":{"mean_confidence":0.9137505819631178,"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}}