{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001367},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002684","490:4900001639","490:4900002680","490:4900001108","490:4900002834","490:4900001926","490:4900001634","490:4900004491","490:4900003115","490:4900001105","490:4900001636","490:4900002399","490:4900001107","490:4900001368","490:4900003249","490:4900001778","490:4900002692","490:4900004489","490:4900001233","490:4900002832","490:4900004073","490:4900003800","490:4900004211","490:4900002681","490:4900002694"],"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":[0.6360240033357154,0.48141773760321904,0.44775343602297485,0.41727284728390973,0.34821874323171875,0.32268898620938585,0.2838622737773647,0.27892287036831803,0.22049381825904968,0.20201927250606622,0.19422976768219058,0.17902866100247505,0.17771126020936612,0.17212019728293096,0.1657502910400042,0.15619360651334105,0.15459137497880018,0.15328868351670918,0.14781541136062804,0.14443198089603135,0.13727730803727536,0.13178411921807717,0.11705222774654979,0.11701588564769468,0.11053118847251958],"twin_dists":[0.12355412273537204,0.15703752656985157,0.16463993272276514,0.17171106323032087,0.18864683257529397,0.19533626411824756,0.20610930636435673,0.20754089245527027,0.22583867237130711,0.23228241238456537,0.23512042238412426,0.24089594981215937,0.24141254571155665,0.2436358306732068,0.24623277309837563,0.25026776458136213,0.25096173372508424,0.2515298555648053,0.2539563349696565,0.2554896646506944,0.25882211150262924,0.26146996473502315,0.26900859966322993,0.26902806955611747,0.27257914012961537],"n_dims_used":45,"mean_confidence":0.9133255004882812},"coverage":{"mean_confidence":0.9133255004882812,"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}}