{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002706},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001954","490:4900002563","490:4900002259","490:4900003295","490:4900002260","490:4900003015","490:4900002109","490:4900002103","490:4900001661","490:4900001803","490:4900004515","490:4900001953","494:4940008964","490:4900002262","490:4900003002","490:4900003542","490:4900002258","490:4900002862","494:4940008944","490:4900003816","490:4900001255","490:4900001804","490:4900009271","490:4900003821","490:4900002412"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,494,490,490,490,490,490,490],"twin_sims":[0.3998623086108746,0.28630683271214047,0.21592230887418848,0.20503406451664144,0.2006886957795991,0.19340246182356224,0.19279454667102036,0.18396390309832739,0.1585028933214778,0.15736782806282829,0.1374565177223454,0.13667350803974448,0.12624488484951368,0.12431772609826876,0.12117338266299912,0.11970006191180985,0.11155964659744703,0.10963316302247716,0.10809023331539082,0.10519540861520985,0.10087248000661851,0.09692443021053297,0.09389750910325792,0.08307399121198783,0.07609455856440789],"twin_dists":[0.17584785153371588,0.20540636225061384,0.2273980714848303,0.2312042493927551,0.23276177564184275,0.23542644370011995,0.2356518930422682,0.23898428248203826,0.24927664206947872,0.24976247441246957,0.25873707663010614,0.25910922704684497,0.26422559734926276,0.2652057817690464,0.26683015071294075,0.26760234862338983,0.272005418211602,0.27308348490765433,0.2739575345543843,0.2756238720669666,0.27818000335294035,0.28059043635314945,0.2824912760239917,0.28971173860938954,0.2947766660214393],"n_dims_used":45,"mean_confidence":0.9221359252929687},"coverage":{"mean_confidence":0.9221359252929687,"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}}