{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004988},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000304","481:4810001313","470:4700000249","470:4700006962","470:4700006599","472:4720000648","470:4700008332","470:4700008368","481:4810002702","470:4700000385","470:4700002076","479:4790003044","470:4700005893","470:4700001034","481:4810001391","470:4700005317","470:4700004986","470:4700007682","481:4810002323","472:4720000268","481:4810002126","470:4700001957","470:4700004817","470:4700000559","470:4700008597"],"twin_admin_codes":[470,481,470,470,470,472,470,470,481,470,470,479,470,470,481,470,470,470,481,472,481,470,470,470,470],"twin_sims":[0.39196002735861984,0.37129457187191406,0.3660310547199303,0.35498851783017926,0.35302743837887646,0.3488858169820147,0.34374017171035254,0.342386121444392,0.338627412413866,0.3380705472520795,0.3314778329274431,0.33076707375064823,0.32979486248649176,0.32945455828118964,0.3250272142787587,0.3248772905368742,0.32064357423405426,0.3196360242435101,0.31771709582321145,0.3121015239346923,0.3113486150015985,0.3094666926952779,0.3073319241415863,0.3048199852730125,0.30476623353726917],"twin_dists":[0.17775214808543613,0.18281969276363283,0.18413226304876026,0.18691730356944106,0.18741653492019567,0.18847563352998273,0.18980073009698248,0.1901511674200167,0.19112784710766265,0.19127303957070987,0.19300190799022027,0.1931894114093393,0.19344624581232572,0.1935362440419961,0.19471182006922444,0.194751783400145,0.19588458201433337,0.1961553982036596,0.1966725110408699,0.19819602052904295,0.1984014669879151,0.1989162336033008,0.1995023410589252,0.20019501476730908,0.2002098729490875],"n_dims_used":43,"mean_confidence":0.9067645405614099},"coverage":{"mean_confidence":0.9067645405614099,"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}}