{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004591},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004456","490:4900004307","490:4900005674","490:4900003084","490:4900004292","490:4900004592","490:4900001034","490:4900003728","490:4900003866","490:4900002900","496:4960011727","490:4900002639","490:4900004861","490:4900001996","490:4900004162","490:4900004577","490:4900003593","490:4900004320","487:4870011453","490:4900005276","490:4900000666","490:4900005657","490:4900004446","490:4900004994","470:4700006391"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,487,490,490,490,490,490,470],"twin_sims":[0.4684584521972489,0.45439313807830617,0.43668764300979973,0.43154264505210066,0.42558743491573925,0.4204584721938229,0.4186066098871109,0.39917007370833363,0.369992230653824,0.3619222762054172,0.35693337209137416,0.3483431621547109,0.34588436877984174,0.34394076667292295,0.34219444417982203,0.3343495408635922,0.32832322838520916,0.3227525994617439,0.32181645390801733,0.3199360485230334,0.3182647548863735,0.3179110002805292,0.3149127364138293,0.31394621346592344,0.311779545748106],"twin_dists":[0.15994166909076402,0.16312489072934871,0.16718404467746567,0.16837554287557444,0.16976188932926514,0.17096234352890913,0.17139729306891635,0.17601397261709595,0.18314359140902492,0.18516347323786192,0.18642360951760797,0.18861488840114257,0.18924729482362648,0.18974887730023812,0.19020083443113156,0.19224655825655604,0.19383580822613802,0.19531924236104084,0.19556992732141043,0.19607470560493143,0.19652474900537661,0.19662017793253594,0.19743140968633413,0.19769385097033518,0.19828384412747432],"n_dims_used":45,"mean_confidence":0.917749532063802},"coverage":{"mean_confidence":0.917749532063802,"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}}