{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002442},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002348","480:4800001946","480:4800002397","480:4800002161","480:4800001766","480:4800002547","480:4800002299","480:4800001948","480:4800002491","480:4800002298","480:4800002496","480:4800001492","480:4800001659","480:4800001318","480:4800002116","480:4800001319","480:4800002404","480:4800002056","480:4800001572","480:4800002396","480:4800001890","480:4800002501","480:4800002437","480:4800001598","480:4800001546"],"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":[0.8616961215950463,0.778851224908289,0.6924069777968747,0.672660503130856,0.6267778503506232,0.59175955090857,0.5610929099135696,0.5441295133480896,0.5332288617962664,0.5249116480094392,0.4726278958416853,0.45575014462257213,0.4466279545663856,0.44390420397574454,0.4268442275290601,0.4227963977419554,0.41082376738904874,0.3968519478891108,0.39313833200351544,0.3771579841918092,0.3710577810418052,0.357346175075637,0.3544992744457619,0.3386642851278163,0.33787255511000236],"twin_dists":[0.07086259511278269,0.09182323422307614,0.11135650574172559,0.11565606096335225,0.125537395143128,0.1330379997984711,0.13962187214244773,0.14328258053069268,0.14564537100276795,0.1474547732245832,0.15900444845995795,0.16281625870559563,0.1648975759013724,0.16552211674452158,0.16946865345675874,0.17041438624862315,0.17323435407645132,0.17657123117886,0.17746708232259306,0.18136832633514385,0.18287854183649682,0.18631899949285788,0.18704171599995567,0.19111823775813702,0.1913246934706853],"n_dims_used":43,"mean_confidence":0.9202999735987464},"coverage":{"mean_confidence":0.9202999735987464,"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}}