{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003946},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660012302","478:4780006043","478:4780004699","486:4860002772","474:4740005538","478:4780004795","474:4740004696","466:4660013520","487:4870011457","487:4870012930","474:4740004144","486:4860001725","474:4740003528","487:4870001312","478:4780007159","478:4780005871","487:4870002116","478:4780006185","486:4860002475","478:4780009090","474:4740003666","477:4770003528","499:4990001769","474:4740004540","467:4670003254"],"twin_admin_codes":[466,478,478,486,474,478,474,466,487,487,474,486,474,487,478,478,487,478,486,478,474,477,499,474,467],"twin_sims":[0.14636333982023209,0.10242705369977434,0.07456454632346922,0.07381259080493455,0.05623696495980681,0.055924248321912104,0.04981166667103521,0.04399132738849013,0.039269141044110584,0.0374744910735827,0.03570752845597007,0.034988601107356264,0.03394639688899061,0.03349143189286274,0.03287092475445762,0.032654283552122555,0.030033413066724333,0.030032099739905536,0.029885350166487724,0.029079263915583624,0.024884973899808472,0.024526133925047197,0.02301784104173859,0.022245447688841867,0.02188613990793685],"twin_dists":[0.2546111811632048,0.2772511206665299,0.29593663236658024,0.2965137768667876,0.3116003198731584,0.3119020224428911,0.318100033775299,0.3246219380101747,0.3304695201531132,0.33284856394910245,0.33528721880286433,0.3363088728548382,0.3378221188815823,0.3384951547313941,0.33942576167503097,0.33975420243426985,0.3438827626736387,0.34388490760574575,0.344125087876591,0.3454627154792439,0.3529859125457518,0.35367930295579136,0.35669340096233515,0.35830381635959196,0.3590695700351944],"n_dims_used":45,"mean_confidence":0.9176392449273003},"coverage":{"mean_confidence":0.9176392449273003,"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}}