{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003132},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003137","480:4800003178","480:4800003131","480:4800003355","480:4800003090","480:4800003046","480:4800002916","480:4800003138","480:4800003407","480:4800003588","480:4800002826","480:4800003091","480:4800003461","494:4940002713","470:4700004754","493:4930003511","494:4940000750","480:4800002970","480:4800003720","480:4800003304","470:4700004411","480:4800002971","470:4700003541","480:4800002962","470:4700004584"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,494,470,493,494,480,480,480,470,480,470,480,470],"twin_sims":[0.7775714090520948,0.4911851026283999,0.48368896591399135,0.3433006241121035,0.3398111715995591,0.3347474994139125,0.30930225673402784,0.29864408847702223,0.2972569946857917,0.29130277606434235,0.2779912480426833,0.2737749430117741,0.24889748527907704,0.2240088603814927,0.2239214567584842,0.2045632742070939,0.20368297892628748,0.20186765224072362,0.2009301387520904,0.18734069221116362,0.18522018151861402,0.1841787164599244,0.1840656073602811,0.16307623089838075,0.15874651608020843],"twin_dists":[0.09212483502810599,0.15486509984296074,0.15653116439890105,0.18991440725767983,0.190819629601591,0.19214216178235416,0.19896129727444337,0.2019122490014546,0.202300783698996,0.2039808619126195,0.20781262512490084,0.2090494286366729,0.21659966683826642,0.2246543092976807,0.22468360835168363,0.23137189610108308,0.23168607655065554,0.2323369263632721,0.23267462955632676,0.23769702581636043,0.23850345413087934,0.2389019012180115,0.2389452702932428,0.2473444190892841,0.24917269702751144],"n_dims_used":43,"mean_confidence":0.9216889669728834},"coverage":{"mean_confidence":0.9216889669728834,"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}}