{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000880},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000881","470:4700000884","470:4700000450","470:4700000228","470:4700000660","470:4700000363","470:4700000645","470:4700000365","470:4700001590","470:4700000291","470:4700002373","470:4700002730","470:4700002048","470:4700001741","470:4700000679","470:4700000051","470:4700002567","470:4700001912","488:4880006152","470:4700000284","470:4700001435","488:4880005568","488:4880005663","470:4700000649","470:4700002565"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,488,470,470,488,488,470,470],"twin_sims":[0.9523602362577501,0.8864204845565207,0.8523464125376682,0.8463111211605256,0.8358952656525503,0.8335909360290259,0.8248494198984612,0.80826895282255,0.7775168858673502,0.7771791849133303,0.772553415730695,0.7694979828613799,0.7578534823548364,0.7570981067520923,0.7547123671029936,0.7533845234338499,0.7480002956670813,0.7477773067776186,0.7434708563863872,0.7405662427081194,0.7369167405993248,0.7319608463966254,0.7267172686358094,0.7211978587156982,0.7208007385490612],"twin_dists":[0.04057904042824208,0.06377455018346395,0.0734134991212057,0.07502839834779226,0.07776260366619935,0.07835909817723737,0.0805963922820353,0.08473957755872867,0.0921376730132429,0.09221716803464211,0.09330270775204902,0.09401638213732913,0.0967133733074547,0.09688713955188971,0.0974350522206722,0.09773942266552192,0.0989694562943397,0.09902025834647708,0.09999925847821682,0.10065736826826488,0.10148182746091865,0.10259727006654734,0.10377252388100891,0.10500442763768487,0.10509286674272404],"n_dims_used":43,"mean_confidence":0.9141128894894622},"coverage":{"mean_confidence":0.9141128894894622,"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}}