{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007173},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006804","490:4900007527","490:4900006687","490:4900004640","490:4900004502","490:4900005695","490:4900008456","490:4900007295","490:4900002987","490:4900002844","490:4900007646","491:4910005158","490:4900008223","490:4900003124","490:4900008792","490:4900005566","491:4910001003","491:4910001333","490:4900011909","497:4970001500","490:4900009537","490:4900005696","490:4900007664","490:4900006686","490:4900001644"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,491,491,490,497,490,490,490,490,490],"twin_sims":[0.19913026482187457,0.07910025291867306,0.03741741826043344,0.021523354632725308,0.00804089718633763,0.005695331048024163,0.00550286523182361,0.005285887704183811,0.0047852741708248716,0.0043534880742766196,0.0038458886148695598,0.0035116561159202085,0.002727078617931511,0.002440428287463045,0.0022345253302435337,0.0022064525624712226,0.0021530851615272325,0.001955688142168368,0.0017948988090861276,0.0016460618915994038,0.001491919304262611,0.001453148127007084,0.0011697096954527636,0.0010732764614591005,0.001034397076636359],"twin_dists":[0.23332601884179882,0.29255157014053496,0.3329257920012793,0.3598539022520053,0.4033732899008084,0.41754631727812547,0.4189327567115274,0.4205493408618388,0.42452121791562275,0.4282620976204083,0.43311732124358615,0.43664364791700094,0.44630453804947534,0.4504822253257018,0.45377062151685166,0.4542403306483036,0.4551486013956927,0.45869834590906367,0.4618423922466079,0.46499309224463536,0.46854610777135786,0.4694930545041272,0.47722467164040255,0.48025608783797175,0.48155024006045116],"n_dims_used":45,"mean_confidence":0.8964942932128906},"coverage":{"mean_confidence":0.8964942932128906,"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}}