{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010860},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011008","490:4900010670","490:4900011018","490:4900009563","490:4900009941","490:4900010927","490:4900011912","490:4900011238","490:4900010757","490:4900011510","490:4900010508","490:4900010688","490:4900010854","490:4900010686","490:4900010775","490:4900010940","490:4900011087","490:4900010501","490:4900010776","490:4900010671","490:4900010344","490:4900011082","490:4900008013","490:4900010416","490:4900011322"],"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":[0.1881639259536164,0.12451114284611808,0.09133512881149791,0.07398025214716546,0.06657978167361278,0.05246757637643876,0.040992502360204366,0.03993773331831182,0.03939244589955608,0.038440264782982354,0.03641768615766386,0.03602162442415624,0.03440230693695376,0.030956255500369637,0.030157861889997375,0.029726958973620633,0.029520031245065456,0.02828399227299191,0.0270759988479186,0.026816530627012454,0.02655365432525436,0.0261725381534177,0.02614423526351032,0.025699081936402746,0.023895949277793],"twin_dists":[0.23738567712764977,0.2651068879657964,0.2841385356038563,0.2963846825619281,0.3023233884909298,0.31533353775056766,0.3282699945799876,0.32960669580398305,0.3303094651363408,0.33155660924253666,0.33429505025210066,0.3348463435212775,0.3371553524485185,0.3423950737141182,0.34367987611080447,0.34438545922529024,0.34472741621306185,0.3468139710738,0.3489303601378494,0.3493955267163198,0.3498707758391943,0.3505670441448434,0.3506190993582593,0.35144429868878585,0.3549185466673274],"n_dims_used":45,"mean_confidence":0.8926608615451389},"coverage":{"mean_confidence":0.8926608615451389,"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}}