{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000195},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850002384","485:4850000236","485:4850000174","485:4850000606","485:4850002477","481:4810002262","485:4850002197","499:4990002796","485:4850002109","470:4700004617","481:4810001418","470:4700004969","499:4990002315","499:4990002807","499:4990003985","499:4990004062","485:4850002032","470:4700005425","485:4850000280","485:4850000132","485:4850002201","499:4990000677","470:4700001767","470:4700001164","479:4790000829"],"twin_admin_codes":[485,485,485,485,485,481,485,499,485,470,481,470,499,499,499,499,485,470,485,485,485,499,470,470,479],"twin_sims":[0.6610371788141993,0.5235446657002925,0.5102677896585561,0.43020968408267907,0.40858365148865794,0.368786931698089,0.35142326043969885,0.3499104815903948,0.34516067093845576,0.3375267112450507,0.33555143373019924,0.3219336078536414,0.3175823624374432,0.3166033455628852,0.31389230825013437,0.31368249540740784,0.31294204887353116,0.3096263950123956,0.30369479685034434,0.28698016998891335,0.28391669664982605,0.2806168810465462,0.2794112179764938,0.27846932335893104,0.27720948268572726],"twin_dists":[0.11817082472438764,0.14775275729804838,0.1506566011748764,0.16868516705303602,0.17376591072714193,0.1834438604912544,0.18782598251911897,0.18821299609769804,0.18943388339774786,0.19141495937851782,0.1919314710476976,0.19553853307130548,0.19670888500308645,0.19697345209599232,0.197708501430503,0.19776553837980063,0.1979670000488207,0.19887248033513463,0.20050635946146023,0.2052133749973464,0.20609361723750236,0.20704819951761186,0.20739867337452314,0.20767311247308473,0.20804107650772705],"n_dims_used":45,"mean_confidence":0.9170891655815973},"coverage":{"mean_confidence":0.9170891655815973,"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}}