{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005369},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005368","490:4900005362","490:4900012786","490:4900001813","466:4660006722","490:4900012845","490:4900012785","490:4900005492","490:4900005377","490:4900004827","490:4900002581","490:4900001986","490:4900004810","466:4660007445","490:4900005243","490:4900005361","466:4660006727","490:4900002296","490:4900005359","490:4900001985","490:4900001548","490:4900002297","490:4900001812","490:4900001544","466:4660006864"],"twin_admin_codes":[490,490,490,490,466,490,490,490,490,490,490,490,490,466,490,490,466,490,490,490,490,490,490,490,466],"twin_sims":[0.7770344793853711,0.6052673901828843,0.52875171764925,0.4653786574268998,0.4601060790307318,0.4572526404488442,0.4263038974187335,0.410884359197034,0.3526804918459454,0.31692316578041213,0.30137914394580534,0.299937709859505,0.292139222539713,0.2906461916873228,0.28739365329347405,0.2858881253617764,0.2625194330680969,0.26228816810740097,0.2558560731285761,0.2531646244050776,0.2497594891737597,0.2466646650769205,0.23890971205992267,0.2375543177135461,0.22972423480404938],"twin_dists":[0.09225122140706431,0.13014498759219276,0.14661860991234307,0.16063577691895692,0.16182780228557123,0.16247492674730396,0.16959467988948088,0.17321999395881443,0.18750500672331505,0.19688697392517704,0.20114922627478732,0.2015508489420308,0.2037436253334459,0.20416736910822433,0.20509499979982487,0.20552650662470745,0.2124097274724594,0.21247970224658283,0.21444163404575234,0.2152718353904065,0.21633026668911534,0.2173002773552611,0.21976586732061096,0.22020210516851885,0.22275467420526734],"n_dims_used":45,"mean_confidence":0.9223446316189237},"coverage":{"mean_confidence":0.9223446316189237,"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}}