{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005962},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006094","490:4900006461","490:4900006098","490:4900007067","490:4900006449","490:4900005309","490:4900005448","490:4900004898","490:4900006814","490:4900006568","490:4900006338","490:4900006331","490:4900005447","490:4900006823","490:4900006801","490:4900006460","490:4900006813","490:4900005568","490:4900005550","490:4900006938","490:4900006456","490:4900004624","490:4900001113","490:4900005967","490:4900007309"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.104475585424533,0.07416020078901951,0.07027562009243035,0.04538741258302076,0.043892773788124825,0.019508552943117635,0.018497229975259,0.017704185259496574,0.01730993570801054,0.015887542732337397,0.014471931959465053,0.012904353415823638,0.010949491575448347,0.010336030810777184,0.009881047367387112,0.009743485556514603,0.009187794871766308,0.008815394825300252,0.007112638282748404,0.006990433296556674,0.006916589653938914,0.006808505107618307,0.0062430051644951886,0.0059237805111679465,0.005907550930204283],"twin_dists":[0.2760437464485753,0.2962463901396416,0.29929407730328406,0.3229945060783874,0.32473845365685206,0.3644317130026936,0.3668872336016485,0.3688963227994352,0.36992461093748846,0.3738138792060037,0.3780014403684108,0.3830830921694849,0.3902490523349416,0.3927332064123849,0.39466191007243645,0.3952606370702191,0.39775869102981165,0.39950944652298176,0.4084705225313835,0.4091855506203782,0.4096230810805521,0.41027112896061013,0.4138206999495939,0.41595456745374343,0.41606580404763593],"n_dims_used":45,"mean_confidence":0.9118860880533854},"coverage":{"mean_confidence":0.9118860880533854,"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}}