{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001922},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003337","489:4890002000","489:4890001841","489:4890003335","489:4890001671","489:4890001666","489:4890003004","470:4700007527","489:4890002010","489:4890002661","489:4890001838","479:4790003904","489:4890002517","470:4700007161","489:4890002411","470:4700006710","489:4890003007","489:4890003175","489:4890003590","489:4890001767","489:4890001642","489:4890002158","489:4890003185","470:4700007437","489:4890003822"],"twin_admin_codes":[489,489,489,489,489,489,489,470,489,489,489,479,489,470,489,470,489,489,489,489,489,489,489,470,489],"twin_sims":[0.5691734163508055,0.537071800357132,0.5191581489168736,0.515797551671212,0.46286406831940546,0.45778725361930195,0.440571055690572,0.4326695760495056,0.42832913433075864,0.4177964941950501,0.40592026330176906,0.3905557426842086,0.38363730214798236,0.3798383377707906,0.3588876925604355,0.3542945168291388,0.33472875829238585,0.32776224240577084,0.32083891043811097,0.32006474684581365,0.31769218636158636,0.3146363234796892,0.3146349684308016,0.30973507523296145,0.30841190134815494],"twin_dists":[0.1378836662438531,0.1448113330914236,0.14871016981900195,0.14944495710715247,0.1612036809265543,0.16235357298885852,0.1662883985961823,0.1681140781067,0.1691226524601035,0.17158782332603797,0.1743995831364825,0.1780924072897759,0.1797772266435715,0.1807085343345783,0.18592890511210336,0.18709381134353328,0.19214707662771682,0.1939845622626763,0.19583213345856723,0.19604010475102673,0.19667923519078723,0.19750641771645416,0.19750678551763257,0.19884271287145527,0.19920553836771399],"n_dims_used":45,"mean_confidence":0.9144839816623264},"coverage":{"mean_confidence":0.9144839816623264,"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}}