{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700005936},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004197","470:4700005219","470:4700006211","466:4660004800","470:4700005509","470:4700005650","470:4700006351","466:4660004628","470:4700005797","470:4700005935","500:5000003597","470:4700005367","470:4700005795","470:4700005649","469:4690001986","466:4660004211","470:4700006625","500:5000003242","500:5000002922","466:4660004453","470:4700004893","470:4700005506","470:4700005934","500:5000002632","499:4990001248"],"twin_admin_codes":[470,470,470,466,470,470,470,466,470,470,500,470,470,470,469,466,470,500,500,466,470,470,470,500,499],"twin_sims":[0.7549457607741401,0.5938418384801418,0.4557990408496741,0.43549032144383765,0.4051664423242516,0.40005799106579026,0.3550227419208053,0.3331968392974072,0.3001016742871922,0.29875399443858935,0.271911365102873,0.26998473408887924,0.2569545905933995,0.25650874955492103,0.25314829823573737,0.24359525040495045,0.24218457565095047,0.23344540041356823,0.23321419911232247,0.2288011958462979,0.22598298939613187,0.2256904812629527,0.22300065294455318,0.22063403928400915,0.2105744057138421],"twin_dists":[0.09738151050589339,0.1325918988146494,0.16280514420423725,0.16746082135056992,0.17457926723161524,0.17580091578361146,0.18690860385557434,0.19254932845971054,0.20150510724933554,0.2018815088846696,0.20959980980158321,0.2101712615029905,0.21410437717268405,0.21424114506727357,0.21527688840627687,0.21827008190816394,0.2187184413216085,0.22153458909090315,0.22161002051695092,0.22305933120873114,0.22399456632997528,0.22409207856429098,0.22499274003713957,0.22579118548381458,0.22925081749035045],"n_dims_used":42,"mean_confidence":0.9121676853724888},"coverage":{"mean_confidence":0.9121676853724888,"n_dims_used":42,"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}}