{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010439},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011986","490:4900010619","490:4900010615","490:4900010870","490:4900011407","490:4900011990","490:4900010692","490:4900010533","490:4900011798","490:4900010883","490:4900011110","490:4900010183","490:4900010532","490:4900010453","490:4900012128","490:4900011542","490:4900010691","490:4900010701","490:4900011863","490:4900009774","490:4900010884","490:4900010272","490:4900010885","490:4900010861","490:4900011124"],"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":[0.6507899409183636,0.5609514711724422,0.47995568384914405,0.4038450201211723,0.3737611449309438,0.3656091880130323,0.3516579674530407,0.34519638718380985,0.33657707459372405,0.3228844274933987,0.29973540411747157,0.2811726771416863,0.2715189273811457,0.2675312190878725,0.2538062028855914,0.25289160709335906,0.22238195483732054,0.22123360653177074,0.21847227590503207,0.2167898721232606,0.21582047113310804,0.21188884824672108,0.20947754540550573,0.20407668478297208,0.20284356244866122],"twin_dists":[0.1203801796099342,0.1396523255027048,0.15736388494350448,0.17489460811409246,0.18220778079210456,0.1842378720623007,0.18776601557291428,0.18942466994069668,0.19166307346631636,0.19528397351797025,0.20160730699301777,0.2068869429710753,0.20971600640073576,0.2109026526877561,0.21507342806286772,0.2153563626268343,0.22520092728059285,0.22558836502156235,0.22652554210587028,0.22710044071666227,0.22743306126237456,0.2287925118669432,0.22963474796746056,0.23154544676150945,0.2319865357056909],"n_dims_used":45,"mean_confidence":0.9191340976291232},"coverage":{"mean_confidence":0.9191340976291232,"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}}