{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001020},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001524","491:4910001592","491:4910001084","491:4910000786","491:4910001696","491:4910001415","491:4910001466","491:4910001463","491:4910001575","491:4910001521","491:4910000544","491:4910001149","491:4910001215","491:4910001282","491:4910001473","491:4910002321","491:4910000444","492:4920006850","491:4910000783","491:4910001523","492:4920006844","492:4920005242","491:4910001354","491:4910001772","491:4910001289"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,492,492,491,491,491],"twin_sims":[0.7685757313758422,0.6013611474941443,0.6010527964669682,0.46022587677446986,0.4303108157834879,0.40715730545256873,0.40655932458072636,0.37151682615292336,0.3544257641212935,0.35337605299373953,0.34490253374270274,0.34351245628113564,0.3239213893230508,0.32046693553038846,0.31847485431794714,0.31603107873712916,0.30806770348729723,0.3018060744665103,0.2989310768803766,0.2904800796517198,0.2871556009267493,0.28129997812629054,0.2771829740338415,0.27696313567351016,0.27360726367301214],"twin_dists":[0.09423128902605027,0.1309814453125,0.1310474766141746,0.16180066508114022,0.1686616622214734,0.17410503790529655,0.17424737006690266,0.18276447333675583,0.1870604170298692,0.18732768326332674,0.1895004881812277,0.18985961290497952,0.19500682753139995,0.19593202563521725,0.19646810081232696,0.19712831420567642,0.19930006686368376,0.20103048707748186,0.20183199380130343,0.20421459408291331,0.20516313879761594,0.2068500355498726,0.20804882988349732,0.2081131466935399,0.2090988558646251],"n_dims_used":45,"mean_confidence":0.8990560743543837},"coverage":{"mean_confidence":0.8990560743543837,"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}}