{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001185},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000684","490:4900002933","490:4900002496","490:4900001891","490:4900001880","490:4900004031","490:4900004598","490:4900000568","490:4900000924","490:4900000523","490:4900003223","490:4900003061","496:4960011896","487:4870002120","490:4900005005","490:4900002508","490:4900000664","496:4960011641","496:4960006101","490:4900001749","496:4960007915","490:4900001073","490:4900004870","490:4900001300","490:4900001424"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,496,487,490,490,490,496,496,490,496,490,490,490,490],"twin_sims":[0.6436388987862111,0.6155417484816116,0.608733015705337,0.5921347306729784,0.5736324989155054,0.5675916561163725,0.5390297439305385,0.5373532915340555,0.5227625011202258,0.5138150715441825,0.502152541367907,0.4806843898940128,0.4805691374308382,0.4786368217903107,0.47343081634019424,0.47164591204847073,0.46737443710009813,0.45673872514252534,0.4517013851528474,0.4477655007371654,0.4415600132936448,0.4408925663540205,0.4397605343684593,0.4395190278591603,0.43911949489271224],"twin_dists":[0.12191851905688045,0.12794482891370818,0.12940290172061747,0.13295761763325176,0.13692569737647703,0.13822368269460128,0.1443868508573756,0.14475028735463374,0.1479233382347994,0.1498789691407429,0.15244093265007785,0.1572011844222145,0.15722691198274616,0.157658552156772,0.1588242840150012,0.15922493086882408,0.16018579954762185,0.16259163052044276,0.16373809462686212,0.16463717221856008,0.1660608061850167,0.16621438638087607,0.1664750753819011,0.16653072443245825,0.1666228129886551],"n_dims_used":45,"mean_confidence":0.9178845723470052},"coverage":{"mean_confidence":0.9178845723470052,"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}}