{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003160},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002570","490:4900002573","490:4900003161","490:4900003291","490:4900002568","490:4900003155","490:4900002420","490:4900002567","490:4900002712","490:4900002566","490:4900003548","490:4900003424","490:4900003292","490:4900003287","490:4900002424","490:4900002268","490:4900002118","490:4900002415","490:4900003551","490:4900002719","490:4900003823","490:4900003555","490:4900001961","490:4900003425","490:4900003002"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3456613783705083,0.32275138766359707,0.30517737054834654,0.2794612693519579,0.2633526994537008,0.23664402900129755,0.2041524647050035,0.17173213171092458,0.16786699704237368,0.1457785153599438,0.1262840374545322,0.12175145295711545,0.12053380388199167,0.10714325180307742,0.10196338675667455,0.0974439835234354,0.09671891053095016,0.09476184037651188,0.094699701995212,0.08664464475971591,0.08202578769046072,0.08131938735018343,0.07565272079385355,0.0741504232619658,0.07292373567492723],"twin_dists":[0.18930476563838436,0.1953195665988463,0.20009626403890235,0.20738410569917845,0.2121579221804814,0.22049599608259116,0.23151839989513487,0.24379204851988928,0.2453619733963258,0.25487627919911127,0.2642058017519991,0.26652912930523665,0.26716448143747357,0.27449878728664706,0.27752700983516776,0.2802688784344806,0.2807180088682731,0.28194363149725143,0.2819828710511168,0.2872511325611334,0.2904500906677682,0.29095194587122375,0.29510969534956705,0.2962538973032846,0.29720215589805427],"n_dims_used":45,"mean_confidence":0.9166130913628472},"coverage":{"mean_confidence":0.9166130913628472,"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}}