{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001586},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001863","493:4930003439","493:4930000755","493:4930000306","481:4810002478","481:4810002579","493:4930001444","493:4930000235","470:4700005530","470:4700002361","470:4700007104","493:4930001742","493:4930000308","493:4930001617","470:4700001713","481:4810001890","493:4930000270","493:4930000967","470:4700000453","493:4930000756","493:4930000170","488:4880002471","470:4700005376","496:4960000153","466:4660000634"],"twin_admin_codes":[470,493,493,493,481,481,493,493,470,470,470,493,493,493,470,481,493,493,470,493,493,488,470,496,466],"twin_sims":[0.5191594675090553,0.5165634767270026,0.511444032893525,0.5020508802110583,0.49821149658865543,0.442714545865656,0.4425473545170112,0.4156543379153795,0.3950326405907792,0.39479596955707696,0.39333165776974777,0.3923308841584806,0.39118251562259243,0.39094698562604635,0.3876430558913453,0.38643457658804936,0.37538338037104213,0.37321029567521524,0.37310789499173985,0.3670727931660735,0.36644847126469243,0.3557139270066587,0.3537947824700308,0.3451851801945493,0.3448331078019409],"twin_dists":[0.14870988173594762,0.14927738770161478,0.1503985947813266,0.15246333417247507,0.15331028340576597,0.1657953596267854,0.16583378313612998,0.17209239779014363,0.1770096244465037,0.17706672272660956,0.17742034921531766,0.1776623842091251,0.17794046924138268,0.177997551463865,0.1787999874525151,0.17909429945201655,0.18180641688611612,0.182344263299973,0.182369645787893,0.18387173851447813,0.1840278282605308,0.1867329983083151,0.1872210215324245,0.1894275608708765,0.18951840603260073],"n_dims_used":45,"mean_confidence":0.9212476942274306},"coverage":{"mean_confidence":0.9212476942274306,"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}}