{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002074},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002609","496:4960003581","496:4960002895","496:4960003018","496:4960003309","496:4960002897","496:4960003035","496:4960002887","496:4960003446","496:4960002190","496:4960001955","496:4960003982","496:4960000360","496:4960002336","496:4960003442","496:4960002894","496:4960002320","496:4960002462","496:4960003566","496:4960004122","496:4960001698","496:4960003159","496:4960002332","496:4960002454","496:4960002333"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.8113404787488206,0.7824926298510438,0.7819802151346921,0.7544372011695227,0.7491532164987068,0.7079427825991799,0.6978312023830677,0.6837340154021873,0.6651683188919341,0.6551238657794969,0.644845250675014,0.6349193885432357,0.6237979426107966,0.6226806265153291,0.6182218154647549,0.6124696269036531,0.6100610145835695,0.601287273574552,0.5957251808232903,0.5907202335220414,0.590595619902568,0.5895594860730817,0.5787610360914371,0.5748883671398045,0.5687497867232016],"twin_dists":[0.08398120341855042,0.09096236553445616,0.09108375467488423,0.09749816019358115,0.09870661910634244,0.107943124179783,0.11016817806134607,0.1132497044739962,0.11727819509438314,0.11944654149686897,0.12165918162125898,0.12379119936205267,0.12617609205963815,0.12641552291072747,0.12737078555222472,0.12860275434022037,0.12911853505583903,0.13099726486308202,0.13218847399548922,0.1332606859654942,0.1332873872169054,0.1335094132716683,0.13582482326895584,0.1366560315279345,0.13797471937526692],"n_dims_used":45,"mean_confidence":0.9322630140516494},"coverage":{"mean_confidence":0.9322630140516494,"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}}