{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011483},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011545","490:4900012136","490:4900011875","490:4900012069","490:4900011872","490:4900008611","490:4900012208","490:4900012194","490:4900012067","490:4900011482","490:4900011925","490:4900012143","490:4900012193","490:4900008840","490:4900011472","490:4900011543","490:4900007952","490:4900012003","490:4900008952","490:4900009058","490:4900011852","490:4900006861","490:4900012068","490:4900011936","490:4900011939"],"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":[0.31507222218731085,0.31248028270489075,0.29357342416426746,0.2905997849870053,0.2830908502155596,0.2790759631501814,0.2726538600751829,0.26828035782090986,0.2602697854715453,0.2589732297951619,0.23707830191403118,0.2366119668156275,0.22627002966610288,0.20214977621027685,0.18922466617120545,0.18674611838182345,0.1857939340603,0.18410335688740898,0.1824206888603474,0.1733393097773805,0.17041623047935983,0.16722006968466285,0.16045629694528024,0.1589831921363099,0.15860250080929594],"twin_dists":[0.1973881482630471,0.19809277546190524,0.20333778716672263,0.20418056072590626,0.20633188919510542,0.20749629171056772,0.20938024727807933,0.21067889573897672,0.21309206120741664,0.21348699978706676,0.22035569721164164,0.220506360950541,0.22389895831238893,0.23223551323070268,0.23698590691730864,0.23792249218700412,0.2382846191042996,0.23893079402083486,0.23957811052738695,0.24314670424187862,0.2443236618556494,0.24562727146942642,0.2484464430848822,0.24907182709521256,0.24923412909336287],"n_dims_used":45,"mean_confidence":0.917521243625217},"coverage":{"mean_confidence":0.917521243625217,"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}}