{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880002013},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880002253","488:4880002614","488:4880002020","481:4810000299","488:4880001496","481:4810000619","488:4880002375","488:4880001500","488:4880002495","488:4880001334","488:4880002019","488:4880002169","481:4810000301","488:4880001407","481:4810000556","481:4810000343","481:4810000436","488:4880002532","481:4810000615","488:4880002099","488:4880001495","481:4810000297","481:4810000553","488:4880002100","488:4880002328"],"twin_admin_codes":[488,488,488,481,488,481,488,488,488,488,488,488,481,488,481,481,481,488,481,488,488,481,481,488,488],"twin_sims":[0.9048086677246575,0.8894253060055971,0.8795703160790423,0.8653713118849236,0.857622514284197,0.8544350525052884,0.8515057153131809,0.8499888940808382,0.8436439190341071,0.8411745736297889,0.8328629235167413,0.8175271679556181,0.815318208772316,0.8065419082162444,0.8036851278349324,0.7897574971811026,0.7897542267382903,0.7882292358708899,0.78688439152977,0.7862701119964651,0.7848249926374427,0.7823843443399359,0.7811734239316239,0.7792088191576005,0.7727031530851199],"twin_dists":[0.05809086327552409,0.06287313626856474,0.06579441217502552,0.06984219619763553,0.07198169384946458,0.07284900351419973,0.07363988035466178,0.07404713804842641,0.07573470573990562,0.07638476345122044,0.07854694920652643,0.0824413832407117,0.08299311058894211,0.08516428170256002,0.08586417125776721,0.08923225036800995,0.08923303314426449,0.08959764483634257,0.08991854083974922,0.09006491680860185,0.09040878746461789,0.09098802483673644,0.09127471417682963,0.09173887530778743,0.09326766529398314],"n_dims_used":45,"mean_confidence":0.9243551466200087},"coverage":{"mean_confidence":0.9243551466200087,"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}}