{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005880},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005942","493:4930001654","480:4800005988","480:4800006113","480:4800005873","480:4800006328","493:4930003335","480:4800006225","480:4800006175","480:4800006211","480:4800006316","480:4800005941","480:4800005872","480:4800006357","480:4800006326","480:4800006338","493:4930003332","480:4800005935","480:4800006200","480:4800006425","480:4800006049","480:4800005987","480:4800006264","480:4800006174","494:4940000017"],"twin_admin_codes":[480,493,480,480,480,480,493,480,480,480,480,480,480,480,480,480,493,480,480,480,480,480,480,480,494],"twin_sims":[0.5526851317920471,0.37180531101317704,0.31857974495630353,0.310269866263202,0.28330435218531413,0.2614228457812047,0.25671130343939996,0.25066699263272596,0.23734583191865977,0.23331115569459315,0.22272194121816163,0.20187674758436555,0.20094500558247408,0.1967825620453474,0.1954814896984649,0.18743635638132994,0.18598833172663745,0.18278203574130217,0.1815959092757834,0.1719926503697033,0.1636322650192816,0.16226281375676324,0.16195616013505462,0.1604966304568229,0.15668644120787756],"twin_dists":[0.14143407057971685,0.1826928231993634,0.1964398274819357,0.19869632099522486,0.20627024977430375,0.2127418698305013,0.21417899025040515,0.2160472884607004,0.22026935080444238,0.22157838161887544,0.22508647667518797,0.2323336554042284,0.23266926590049214,0.23418180927654836,0.23465912604211003,0.23766079623045472,0.23821058163430672,0.23943874757800668,0.23989694049020407,0.24368714751007503,0.2471121876930711,0.24768518375129012,0.2478139715042778,0.24842937894059616,0.2500553516862168],"n_dims_used":43,"mean_confidence":0.9169370961743731},"coverage":{"mean_confidence":0.9169370961743731,"n_dims_used":43,"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}}