{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008490},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009166","490:4900008818","490:4900008600","490:4900010269","490:4900008711","490:4900008823","490:4900005611","490:4900008162","490:4900008704","490:4900009163","490:4900008822","490:4900008607","490:4900008047","490:4900008599","490:4900009164","490:4900009566","490:4900006486","490:4900010177","490:4900009057","490:4900008831","490:4900008598","490:4900008819","490:4900010621","490:4900008821","490:4900010355"],"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":[0.4248016175138512,0.4120971864012785,0.3570223050585026,0.32543736373071663,0.309169077469175,0.3072758631805794,0.29510638839528,0.22700355221264554,0.21504510865228219,0.20940008946118416,0.2089386543692979,0.19600183983302163,0.172303522616411,0.15669007481677655,0.15182539092261463,0.1462364850615711,0.1415778540770707,0.14129983730330006,0.13247174968175537,0.11134244553754263,0.10730286192525186,0.09745459407650614,0.0932719052386071,0.09098866676892571,0.09071074871867446],"twin_dists":[0.16994541925888065,0.17293275122538418,0.1864010674075131,0.19460254381549486,0.19899780512682402,0.19951776429071366,0.2029052976723699,0.22365499994414445,0.22769982875835126,0.2296619112332053,0.22982387516439856,0.2344679648086109,0.24356211977511263,0.25005378740573975,0.25217225651482006,0.25466861713361116,0.2568039674768836,0.2569330416259865,0.2611340211028588,0.2721262417696165,0.27440730185003576,0.2802623254786262,0.28289014688244407,0.28436405716267266,0.2845454533073122],"n_dims_used":45,"mean_confidence":0.9326121860080295},"coverage":{"mean_confidence":0.9326121860080295,"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}}