{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003897},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002495","490:4900003216","490:4900003888","490:4900002480","490:4900001863","490:4900002482","490:4900003356","490:4900001202","490:4900002343","490:4900003623","490:4900002333","490:4900002020","490:4900002608","490:4900002491","490:4900002028","490:4900001333","490:4900001465","490:4900003330","490:4900004172","490:4900002899","490:4900003752","490:4900003214","490:4900001199","490:4900001452","496:4960012140"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496],"twin_sims":[0.7418397492303486,0.7281938316107952,0.5950836600099431,0.5896977839491956,0.5896239103557169,0.5736750370363645,0.5626512781673593,0.5156844721421381,0.4959497568436173,0.4938186763267266,0.4794108521528689,0.4791753500368412,0.46932769710113587,0.4595501585241106,0.44116135316373617,0.43382127071920895,0.4304106404231093,0.41604464996340246,0.39569989362262953,0.3934389137786006,0.3887704296550888,0.3790414629315238,0.3709050559170776,0.36523761508682706,0.36443732322550826],"twin_dists":[0.10036903902568424,0.10344207597965689,0.13232588678976695,0.1334797771782347,0.13349560763334048,0.13691656243712502,0.1392864056160035,0.14946970184169847,0.1538100711812102,0.1542815852738188,0.15748558269847227,0.1575381999296055,0.15974604596250272,0.16195376522565166,0.16615252740423164,0.16784715132213568,0.16863846337961716,0.17200037869804022,0.17684873065719436,0.1773944265582726,0.17852581838140558,0.18090445531342675,0.18291650813000992,0.18433094144801876,0.18453155595074128],"n_dims_used":45,"mean_confidence":0.9177106221516927},"coverage":{"mean_confidence":0.9177106221516927,"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}}