{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940008969},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002556","490:4900004238","490:4900003145","490:4900003833","490:4900003000","490:4900002255","490:4900006610","494:4940007546","490:4900001525","490:4900003832","490:4900004927","490:4900005774","490:4900008962","490:4900002703","494:4940008707","490:4900002998","494:4940008971","494:4940008947","490:4900002254","490:4900002851","490:4900002252","490:4900011531","490:4900002555","490:4900001940","494:4940007227"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,490,490,490,490,490,494,490,494,494,490,490,490,490,490,490,494],"twin_sims":[0.05668151117240342,0.03709143817446082,0.016879625469654925,0.010667415710914426,0.010310636327268582,0.010106324888210932,0.008572086766089497,0.008486984331464468,0.00816708469265205,0.007121497277806503,0.006736880840392102,0.006351958618520229,0.005268819494676839,0.005247664864104701,0.004648712082126976,0.004440675127673139,0.004428962708219342,0.004119268133413679,0.0038634652438003943,0.0037562846386116513,0.0036942063770969828,0.003675654005907057,0.003403550566493929,0.0032526973516000747,0.0030995441117752627],"twin_dists":[0.3111738078569494,0.33336881607665203,0.3710706603245392,0.3913754883211514,0.3928388422567726,0.3936972726607284,0.4006893811143802,0.40110917163145454,0.40272163496762386,0.4084191184369522,0.41070568885750375,0.4131148848976154,0.4206790396508821,0.42084031909709174,0.42567004930266916,0.42748040449952684,0.4275846001364608,0.4304346870750305,0.43293970628046546,0.4340344328899902,0.4346815674059526,0.4348768888752117,0.4378498756035191,0.43959283938984417,0.4414395513885202],"n_dims_used":45,"mean_confidence":0.9185857137044271},"coverage":{"mean_confidence":0.9185857137044271,"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}}