{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001569},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002242","500:5000001174","500:5000001074","477:4770000157","475:4750005551","485:4850000796","485:4850006674","485:4850003304","500:5000006292","485:4850006598","485:4850003779","473:4730001697","500:5000001570","499:4990000926","500:5000001712","500:5000001015","485:4850007187","469:4690005933","477:4770000548","500:5000004832","477:4770001373","500:5000002382","500:5000009851","499:4990001479","500:5000010268"],"twin_admin_codes":[500,500,500,477,475,485,485,485,500,485,485,473,500,499,500,500,485,469,477,500,477,500,500,499,500],"twin_sims":[0.3367510648973383,0.3185721109041238,0.30378458775562256,0.30202058358525147,0.2593504272924949,0.22463558242341214,0.22442606744191904,0.22433389322156075,0.2215299276948416,0.2157761466772043,0.2137572999341048,0.21295426046614147,0.20647079828622708,0.20641695093738907,0.19930544597542038,0.19927982906981082,0.19445959622449455,0.19284662922664095,0.19012534567327266,0.18809989683383252,0.18408083227469763,0.18366225070519948,0.18183098713957122,0.17566344714688528,0.17491118608584066],"twin_dists":[0.1916175862804815,0.1964418850681479,0.20048148937585064,0.20097086409932485,0.21337197508564545,0.22444444488885643,0.22451455976058413,0.22454541995863372,0.22548826175522751,0.22744829389364554,0.22814434407143808,0.2284224475096953,0.2306942563882646,0.2307133265899899,0.23326244143006994,0.23327173600722445,0.2350355694108506,0.2356325585192644,0.2366476893385928,0.23740985878866244,0.23893943155761738,0.23910008116389278,0.23980596381390107,0.24222099164915456,0.24251965848641824],"n_dims_used":45,"mean_confidence":0.9229434543185764},"coverage":{"mean_confidence":0.9229434543185764,"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}}