{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000100},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000248","480:4800000075","491:4910002612","480:4800000016","480:4800000262","480:4800000193","495:4950000137","480:4800000200","480:4800000260","480:4800000251","480:4800000257","480:4800000004","480:4800000175","480:4800000218","480:4800000008","480:4800000263","480:4800000261","495:4950000117","495:4950000058","480:4800000116","480:4800000015","480:4800000250","495:4950000166","495:4950000072","480:4800000249"],"twin_admin_codes":[480,480,491,480,480,480,495,480,480,480,480,480,480,480,480,480,480,495,495,480,480,480,495,495,480],"twin_sims":[0.01542587003247367,0.014531998494384938,0.014048403871052516,0.011920810683809784,0.011588950630524586,0.010617796726716935,0.009371285002675268,0.008398069998239732,0.008016887504525219,0.004757985828813944,0.0046672831312932084,0.004654543305883394,0.004529120102927806,0.004451688934292446,0.004323409023518563,0.004216817420275125,0.003893335557349488,0.0036676519234152155,0.0035110233028586187,0.0033402830454141025,0.0031089765840560616,0.003072264746334693,0.002961945355765387,0.0029361402759216283,0.0025233827324510315],"twin_dists":[0.37514215000383944,0.3778165702190397,0.3793245150300085,0.38655803693262647,0.3877880456362653,0.39157637136964835,0.39691925628090174,0.4015518097994536,0.40349831705557826,0.42474838409879845,0.4255120362485662,0.42562037237175177,0.4267015398229275,0.4273826511676673,0.4285350777758231,0.4295165328706231,0.4326395412206792,0.4349614130093768,0.43665060968700475,0.438572114927945,0.4413234329176794,0.4417772000330828,0.44317122176647106,0.443504141812945,0.44922888371191355],"n_dims_used":43,"mean_confidence":0.9029001635174418},"coverage":{"mean_confidence":0.9029001635174418,"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}}