{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001329},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001430","500:5000001379","500:5000001997","500:5000001377","500:5000001645","477:4770000932","477:4770002474","499:4990003011","500:5000003620","500:5000005178","499:4990002393","499:4990002918","500:5000001093","477:4770002472","500:5000001619","500:5000001774","500:5000001375","499:4990003010","499:4990002294","485:4850007127","500:5000001904","477:4770003714","499:4990001221","500:5000002022","470:4700007630"],"twin_admin_codes":[500,500,500,500,500,477,477,499,500,500,499,499,500,477,500,500,500,499,499,485,500,477,499,500,470],"twin_sims":[0.5512411341512736,0.5001292438367714,0.3585237425954726,0.305304413705787,0.24911496270498193,0.2398413492824462,0.23887758031429632,0.23232331212343438,0.23134833709457087,0.23026233959957668,0.2258792002919864,0.22327655743599104,0.22315084638761404,0.21855815591764935,0.21450785980922016,0.2144270994475027,0.2136715838862891,0.21234830991526518,0.20232850743687164,0.20193409335234702,0.19837187985432492,0.1962567366354483,0.19375524114601897,0.19155323966090423,0.18662840300137123],"twin_dists":[0.14174572413503006,0.15288701150139483,0.1860209281867172,0.20006117630162837,0.21653164284574547,0.2194669503772752,0.2197761903454601,0.2219011402178407,0.2222205801909763,0.22257744080373754,0.22402915647967633,0.22490002444185725,0.22494225920104505,0.22649627572696684,0.22788505280606547,0.22791292313587883,0.22817399498223004,0.22863276649942593,0.23217131628878984,0.23231303447469992,0.23360170108442385,0.23437445163662657,0.23529583916314847,0.23611378210479908,0.23796719037732755],"n_dims_used":44,"mean_confidence":0.9210910797119141},"coverage":{"mean_confidence":0.9210910797119141,"n_dims_used":44,"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}}