{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003155},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002568","490:4900003144","490:4900002712","490:4900003410","490:4900003816","490:4900002570","490:4900003538","490:4900003015","490:4900003002","490:4900004237","490:4900003160","490:4900002563","490:4900003548","490:4900003001","490:4900003287","490:4900003161","490:4900002414","490:4900003542","490:4900002859","490:4900002567","490:4900003555","490:4900002856","490:4900003412","490:4900003011","490:4900003551"],"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":[0.5353877208849217,0.5052862569106101,0.4519233096777187,0.3188640236898011,0.3140224938935853,0.30732629043510923,0.30578366889794123,0.2860663004286672,0.2829378045801324,0.2483884262188337,0.23664402900129755,0.23441704620744366,0.21461580880661885,0.21073829024379778,0.20812772176549296,0.2052397993127173,0.20173679600783534,0.1938619303801732,0.19381804906142436,0.18629608807381345,0.1856211176817206,0.18419295405709674,0.1415966789961136,0.13066467073911286,0.1263463329589307],"twin_dists":[0.1451766835542247,0.15175100701585564,0.1636874874289043,0.19636322632150854,0.19767312177639246,0.19950389090486748,0.1999288879571731,0.20547536795804014,0.20637609174856672,0.2167590426177914,0.22049599608259116,0.22121811593917723,0.22784781076372768,0.2291935702628704,0.2301091038908313,0.23113107071697797,0.2323839974192825,0.2352563736763627,0.23527260401598876,0.23809348196917557,0.2383504829511077,0.23889644346949077,0.2567952345008547,0.2620197102980442,0.2641743146729896],"n_dims_used":45,"mean_confidence":0.9213629828559028},"coverage":{"mean_confidence":0.9213629828559028,"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}}