{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002394},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001617","470:4700000209","470:4700001165","470:4700001161","470:4700001033","470:4700001459","470:4700000923","470:4700001454","488:4880006346","470:4700002745","470:4700000311","470:4700000239","470:4700002204","470:4700001297","470:4700001747","470:4700008808","481:4810002407","470:4700001918","470:4700000287","470:4700002398","481:4810002879","470:4700000213","470:4700001037","470:4700002231","470:4700000913"],"twin_admin_codes":[470,470,470,470,470,470,470,470,488,470,470,470,470,470,470,470,481,470,470,470,481,470,470,470,470],"twin_sims":[0.8219433603698288,0.7247435837072731,0.6692170399116312,0.6647023263175685,0.6637472785168095,0.6573362361225105,0.6541964326450193,0.6534515709714586,0.6284179497777003,0.6277311368952925,0.6258456388168296,0.6095584855976584,0.6020519506009993,0.5981361741795629,0.5905349695537163,0.5895811987765124,0.589525177074397,0.5839887871068112,0.5758700994938246,0.5679559035556472,0.5659497596684298,0.5635700724499669,0.5500080128725159,0.548225036474828,0.5479390603254723],"twin_dists":[0.08133167027341631,0.10421363298273376,0.1164021561690012,0.11737894473947535,0.1175853809386351,0.1189695130081499,0.11964642532679208,0.11980692405217537,0.1251857762863208,0.1253330294518938,0.12573722163547946,0.12922614315152414,0.13083351648397848,0.13167208626715357,0.1333003830117785,0.13350476039389225,0.13351676546461275,0.1347035112843375,0.13644526922016129,0.1381453740943536,0.13857674357807126,0.1390886758964256,0.14201196850201342,0.14239710590846877,0.14245889852082919],"n_dims_used":43,"mean_confidence":0.9123387891192769},"coverage":{"mean_confidence":0.9123387891192769,"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}}