{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002216},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000553","470:4700001742","470:4700002537","470:4700001598","470:4700002371","470:4700001282","470:4700002369","470:4700001589","470:4700000655","470:4700002540","488:4880006302","470:4700000538","470:4700002210","488:4880006344","470:4700000447","470:4700001442","470:4700000230","470:4700002223","470:4700000361","470:4700001746","470:4700000549","470:4700001151","488:4880005387","470:4700000258","470:4700002049"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,488,470,470,488,470,470,470,470,470,470,470,470,488,470,470],"twin_sims":[0.8389099292990371,0.7418756517531918,0.7320742792833441,0.7215901376991103,0.7169156810358682,0.7130705799796215,0.7050484357792166,0.6975393190701423,0.6719890216137547,0.6709006386216436,0.6628761681057987,0.6572215375762608,0.6545505329920126,0.6544468718280542,0.6444645524899284,0.6440262211073619,0.6407113701207958,0.6354697717435297,0.6291341022378472,0.6245229333075581,0.6238528465878767,0.6111031484085727,0.6091795985411822,0.6079132957037661,0.6071863311592581],"twin_dists":[0.07697776736326327,0.1003609056678248,0.10257179101242571,0.10491704133631294,0.10595673679715216,0.10680940898437236,0.1085814057339106,0.11023221271321816,0.11580162733891314,0.11603749178308304,0.1177736168475707,0.11899425160649775,0.11957011432500429,0.11959245476745246,0.1217410300348575,0.12183526106509346,0.12254760130565255,0.12367307932273938,0.12503221960866898,0.12602071949262117,0.1261643259843067,0.12889537620920663,0.12930727481794554,0.12957842732717034,0.12973409039882983],"n_dims_used":43,"mean_confidence":0.9137520013853561},"coverage":{"mean_confidence":0.9137520013853561,"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}}