{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000369},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000338","480:4800000370","480:4800000456","480:4800000490","480:4800000394","480:4800000494","480:4800000540","480:4800000457","480:4800000427","480:4800000302","480:4800000303","480:4800000675","480:4800000617","480:4800000304","480:4800000492","480:4800001031","480:4800000460","480:4800000578","480:4800000368","480:4800000459","480:4800000371","480:4800000529","492:4920005739","491:4910001638","480:4800000752"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,492,491,480],"twin_sims":[0.47991196006532244,0.42477021220111333,0.3021685683103071,0.2950218014222436,0.272012874803412,0.2652669188710927,0.23444754236769896,0.2225815484845792,0.1927463306827022,0.18455169746932865,0.16269184691439753,0.12773352183370867,0.12213175567981145,0.1164411132140954,0.11386582153262098,0.09520701447576255,0.0887917898102796,0.0867967572864498,0.0803664532437521,0.08005705453756878,0.07392347921687253,0.06465453492304384,0.05941925958154864,0.0589753541115011,0.0555888581256213],"twin_dists":[0.1573736497924883,0.16995275699126372,0.20092974600358535,0.20292912722703915,0.20956977069141214,0.2115813425257645,0.22120819701744254,0.2251337233504882,0.2356697954276929,0.23875902304899954,0.24750529511162692,0.26347619318953885,0.2663316862853506,0.26933661634374856,0.2707336116869616,0.2816631011883001,0.2858101128487464,0.28714811621627095,0.29163450960726606,0.2918575193206367,0.29642836955239255,0.30395608311988725,0.3086063165158223,0.3090159027565916,0.3122271538753533],"n_dims_used":42,"mean_confidence":0.9111255464099702},"coverage":{"mean_confidence":0.9111255464099702,"n_dims_used":42,"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}}