{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001268},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001834","497:4970000986","497:4970001097","497:4970001083","497:4970000905","490:4900007298","497:4970000758","497:4970000374","490:4900008883","497:4970001269","497:4970001174","497:4970000231","497:4970000989","497:4970001356","490:4900009216","490:4900009215","490:4900009224","490:4900009320","490:4900009113","491:4910005871","490:4900008889","490:4900009321","491:4910005456","490:4900009731","497:4970001319"],"twin_admin_codes":[497,497,497,497,497,490,497,497,490,497,497,497,497,497,490,490,490,490,490,491,490,490,491,490,497],"twin_sims":[0.03141616731835501,0.026634508948431168,0.019833899484151173,0.010159637121544138,0.00629485315679683,0.005611382591677251,0.0049619634544969034,0.0033850909429122096,0.003167861584176998,0.0028132353690922154,0.0024764052695294306,0.002380620288181823,0.0023354834287303986,0.0021495007854743357,0.0019328149769424637,0.0018299040443927814,0.0017141116696872325,0.001376521244799045,0.0013462097534707935,0.0012747961345849809,0.0012067848654269773,0.0011785356640154122,0.0010137104535436598,0.0007068862480999531,0.0006725108291422135],"twin_dists":[0.34166779396793817,0.34972417001663253,0.36366538790808123,0.39347179666338983,0.4134834487190246,0.41814575725402237,0.4230781282977964,0.43805933007143655,0.44060572047699653,0.4451274487332459,0.4499339339979626,0.4514103213952228,0.4521250214084982,0.45521034317387643,0.45913075486940313,0.4611364355595275,0.46352131045217476,0.47143529401048373,0.4722312876900173,0.47417419010567236,0.4761204936694839,0.4769589073086833,0.4822573207410309,0.49470557082829375,0.4964023891559391],"n_dims_used":45,"mean_confidence":0.8889629787868923},"coverage":{"mean_confidence":0.8889629787868923,"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}}