{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002829},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001907","496:4960002404","496:4960002830","496:4960002275","496:4960004234","496:4960002831","496:4960001904","496:4960002425","496:4960001776","496:4960002545","496:4960002155","496:4960002274","496:4960002408","496:4960002551","496:4960002164","496:4960002967","496:4960002846","496:4960011502","496:4960001532","496:4960002158","496:4960001409","496:4960002694","478:4780001740","496:4960002411","496:4960003805"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,478,496,496],"twin_sims":[0.618741291455604,0.6138514980518605,0.5447520761222003,0.5224081710526065,0.5077183911106595,0.49364510480828144,0.48501829429468524,0.4803460088997931,0.4751428988380447,0.4692243648339596,0.4634802428215926,0.4525950604560344,0.4475103321038544,0.4301196666982133,0.38406283634469707,0.37876773265911123,0.37202680287295103,0.3665689192774331,0.3541917130193569,0.3473814676479959,0.3470826495493682,0.34392766348677684,0.33984370728598756,0.3326573535242579,0.33208756854777927],"twin_dists":[0.12725950830559074,0.12830682303305194,0.1431479042895629,0.1480006326910781,0.1512163333427745,0.1543200149568026,0.15623513985542103,0.15727672605945353,0.15844045309929958,0.1597692943888442,0.16106442242793645,0.163534358847394,0.16469556285657627,0.1687060906097532,0.17967318394893497,0.18097180112210895,0.18263783057727728,0.183997704089913,0.1871199730278785,0.18886195691350194,0.1889387994999793,0.18975226391759806,0.19081116637817508,0.1926912265779766,0.19284123056732044],"n_dims_used":45,"mean_confidence":0.9215867784288194},"coverage":{"mean_confidence":0.9215867784288194,"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}}