{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011390},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011082","490:4900010688","490:4900011912","490:4900010927","490:4900011320","490:4900010776","490:4900010671","490:4900011088","490:4900010686","490:4900011096","490:4900010757","490:4900010600","490:4900010513","490:4900010775","490:4900010672","490:4900010501","490:4900010427","490:4900011087","490:4900011018","490:4900011228","490:4900011452","490:4900010678","490:4900011587","490:4900011844","490:4900010508"],"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":[0.40803822890642094,0.4073104744905903,0.3435878008221,0.3292702295477551,0.29304873874654824,0.2635146181079237,0.2568833503628179,0.24995204869241766,0.2436363300709311,0.24321980172989036,0.2417131077626259,0.24013904434973024,0.23783635690757762,0.23584830790036246,0.23267687850452207,0.22170148174003046,0.20000088842179153,0.1972064360421897,0.17671137271505993,0.17362318302138846,0.1731054991528336,0.17093059075623343,0.17018386316791498,0.16563865832981534,0.16462432430198046],"twin_dists":[0.17389552813378611,0.17406859534461747,0.18984012796533803,0.19358501369970682,0.20348612155968812,0.21210904973182537,0.21412622102031872,0.21627016781052075,0.21825705060297787,0.21838924770025997,0.21886866620592488,0.2193715936988624,0.22011119661750617,0.2207535036366296,0.2217855158870337,0.2254303482328894,0.2330104284147652,0.2340267773451836,0.24180645345965096,0.24303316323507165,0.24324032150736377,0.24411551537134707,0.244417841880419,0.2462789202181686,0.2466992618892059],"n_dims_used":45,"mean_confidence":0.893329366048177},"coverage":{"mean_confidence":0.893329366048177,"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}}