{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001350},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001345","496:4960012191","496:4960011902","490:4900002505","490:4900005411","490:4900005667","490:4900001584","496:4960012314","470:4700002289","496:4960011818","496:4960011662","496:4960011657","470:4700002616","496:4960011824","496:4960012067","496:4960011554","490:4900002032","496:4960012070","496:4960012121","496:4960012071","496:4960011998","490:4900001456","490:4900004185","496:4960012249","490:4900002194"],"twin_admin_codes":[490,496,496,490,490,490,490,496,470,496,496,496,470,496,496,496,490,496,496,496,496,490,490,496,490],"twin_sims":[0.7906962594529686,0.6104786726387564,0.5892906989142228,0.5819944861380909,0.5338610892869405,0.5192886484459697,0.5178022330864546,0.4863415014732771,0.4853945116578959,0.4798919014562456,0.4798333997604879,0.4771315755190695,0.473071002541457,0.4686109550638992,0.46529217404677625,0.46372664522438645,0.4616733537866349,0.45472820035846595,0.4541691480947757,0.4508090762048961,0.44869868131355284,0.44189200507254844,0.4412050056906671,0.4327425171321471,0.4308453529164026],"twin_dists":[0.08900740847834485,0.1290290998509298,0.13356701321221726,0.13513118120015913,0.14550807492021284,0.14868165941661096,0.14900649963154147,0.15594072728458228,0.15615140665332577,0.1573781295840903,0.15739119540773627,0.1579951815277851,0.15890500878380984,0.15990733947628777,0.1606552908868214,0.161008752401347,0.16147297298039415,0.16304865428061566,0.16317586646512588,0.16394166811022956,0.16442373787907544,0.1659844481421267,0.16614248253443947,0.16809716417008655,0.16853746346072462],"n_dims_used":45,"mean_confidence":0.9166069030761719},"coverage":{"mean_confidence":0.9166069030761719,"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}}