{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006104},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007203","490:4900007439","490:4900005849","490:4900007075","490:4900007448","490:4900007441","490:4900006230","490:4900007442","490:4900005977","490:4900006229","490:4900007323","490:4900007684","490:4900006466","490:4900007082","490:4900009358","490:4900007198","490:4900007200","490:4900006582","490:4900006588","490:4900005590","490:4900009021","490:4900005976","490:4900007570","490:4900007449","490:4900007205"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.08916991532031013,0.04159975692797373,0.02373859543200691,0.017435986676716666,0.010428064819382936,0.005329572629073933,0.0018893563357660944,0.001863593050477226,0.0001769704562157116,0.0001367870984406585,0.000042951156924670926,0.000026462344967303805,0.000024036356660983074,0.0000230316754601261,0.000021566677441254616,0.000015058931662919718,0.000014452737009351243,0.000008059050460636737,0.000006786629055809469,0.000004919762163888463,0.000003662871439383605,0.000003110497543117959,0.0000027888309143068944,0.000002653735798673514,0.0000025517274685895012],"twin_dists":[0.285559212748158,0.3275135337421047,0.3552323907478374,0.36959362995522804,0.3923522906967074,0.42021910328161205,0.45996545680067324,0.46046866803642605,0.5398633508946837,0.5478513177065379,0.5824243638863655,0.5962862256479613,0.5990000309458551,0.6002011438813284,0.6020452618249253,0.6120255608254062,0.6131568831184906,0.6290194249648484,0.633610657679204,0.642117390204917,0.6498206909153637,0.6540499776488073,0.6568590925197874,0.6581329172424377,0.6591367580422013],"n_dims_used":45,"mean_confidence":0.9113355000813802},"coverage":{"mean_confidence":0.9113355000813802,"n_dims_used":45,"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}}