{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009946},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010330","490:4900009964","490:4900010331","490:4900010328","490:4900010065","490:4900010321","490:4900008236","490:4900010329","490:4900009944","490:4900010142","490:4900009662","490:4900010245","490:4900010252","490:4900010342","490:4900010586","490:4900010062","490:4900009960","490:4900009864","490:4900009847","490:4900010341","490:4900008348","490:4900009660","490:4900010673","490:4900010847","490:4900010231"],"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":[0.6020649815838313,0.4209480673041093,0.40665882599530206,0.37086909600269125,0.29768646835247536,0.2740738650710142,0.262404832770505,0.2546568872029204,0.2275688806439152,0.19206495723665207,0.17622789227652186,0.16068643672645702,0.16047029556557824,0.15730837197425723,0.14381929395160042,0.1436417181472247,0.1407675123820501,0.14043586694968774,0.11641071979430005,0.11598694054773306,0.11336935114275622,0.11328202550969697,0.10881763163892737,0.0993579353257663,0.097184095772555],"twin_dists":[0.13083072604959803,0.17084748734788696,0.17422368016986306,0.18292544861598134,0.20218037154943078,0.20896136076937763,0.2124443977203555,0.2148108457163647,0.22346733667659957,0.2359231205530988,0.2419974904560772,0.24834911825642925,0.24844052025020763,0.24978799324235113,0.25577016541937386,0.2558516290089103,0.25718071137156134,0.25733536582125177,0.2693529645089602,0.2695812510675811,0.2710057162389322,0.2710536723785149,0.27354427705135653,0.2790957974158156,0.2804295573571011],"n_dims_used":45,"mean_confidence":0.8906377156575521},"coverage":{"mean_confidence":0.8906377156575521,"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}}