{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002928},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003276","470:4700002257","470:4700003917","488:4880002699","470:4700001640","470:4700003921","470:4700002093","470:4700001639","470:4700001933","470:4700003093","470:4700004256","470:4700002380","470:4700003576","496:4960012182","470:4700001774","470:4700002594","470:4700002751","470:4700002426","470:4700003264","470:4700004953","470:4700001929","470:4700003098","470:4700005126","470:4700003449","470:4700004102"],"twin_admin_codes":[470,470,470,488,470,470,470,470,470,470,470,470,470,496,470,470,470,470,470,470,470,470,470,470,470],"twin_sims":[0.6784200983415397,0.6215730336057639,0.573464974375445,0.5100294358142228,0.5091540717909089,0.4878237081814914,0.4771192991220383,0.4617549832546402,0.45344310711548863,0.4506661240674259,0.4443370147268443,0.4431777126656127,0.43714667678599056,0.4366802408571793,0.43523611618138863,0.43352574120895754,0.3995342955063919,0.3945855836234239,0.3872806076382862,0.38463802871883046,0.38364937625319284,0.3798852352870807,0.37509650992561133,0.37344124329628164,0.3730123601003679],"twin_dists":[0.11440587028434152,0.12665284664382584,0.13696167345237134,0.15070890212863525,0.15090103357517562,0.1556112285920746,0.15799792839982843,0.16145450384972004,0.16334116260908854,0.1639742954749367,0.1654227778895733,0.16568894501426149,0.16707801286470123,0.1671857548560213,0.16751962320832928,0.16791561861062157,0.17592655110550198,0.17711749284983883,0.17888821215255585,0.17953263741231862,0.17977427377664199,0.18069701023203952,0.18187733065367023,0.18228702993399695,0.18239332951893744],"n_dims_used":43,"mean_confidence":0.9118309908134993},"coverage":{"mean_confidence":0.9118309908134993,"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}}