{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":475,"cluster_id":4750001921},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["475:4750001922","475:4750001920","475:4750000378","475:4750001880","475:4750000422","475:4750000421","475:4750001881","475:4750001923","475:4750000377","475:4750002154","475:4750001835","475:4750000495","475:4750001918","475:4750000151","475:4750002153","475:4750001836","475:4750001883","475:4750001793","475:4750000870","475:4750000325","475:4750000641","475:4750000461","475:4750001919","475:4750001884","475:4750000407"],"twin_admin_codes":[475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475],"twin_sims":[0.9592476355166752,0.854770878100734,0.8342849321254235,0.7709971639012341,0.6775242880877769,0.6614138257197956,0.6586841032920001,0.643550947893864,0.6253039018529369,0.5851587919570093,0.575125497942758,0.5121649476921172,0.49301498678317957,0.4797553026354576,0.44687164011604036,0.4049738288450048,0.3997152288769541,0.382293314383773,0.3647802055976006,0.3507981277207957,0.33054703998028445,0.3292381244179669,0.3081814178158905,0.3080068145052766,0.3071435903571047],"twin_dists":[0.03746423798014584,0.07275796085298714,0.07817975747890701,0.09366653621244227,0.11460051127835882,0.11808949079981633,0.11867873757756706,0.12193742385243043,0.12585333778303306,0.13445265682877064,0.13660512016884369,0.15024053837694956,0.1544595597122591,0.15740863848523737,0.16484177100091962,0.17462520335608173,0.1758831364675224,0.18010619352298576,0.18444557617199678,0.18798580415753335,0.1932475026488712,0.19359350960310942,0.1992688303064264,0.19931679538238384,0.1995541610050727],"n_dims_used":44,"mean_confidence":0.9104778983376243},"coverage":{"mean_confidence":0.9104778983376243,"n_dims_used":44,"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}}