{
  "annotation_id": "099e493e-3987-47dc-aa84-19b4333d4635",
  "date_created": "2026-03-02T18:01:59.338000Z",
  "date_modified": "2026-03-02T18:01:59.338000Z",
  "file_hash": "d3acc4968617f7ccb1310a14d9fcc5d941cc170359f92df4fa230de5f16558ce",
  "private": false,
  "record": {
    "abstract": "We explicitly construct a large class of unitary transformations that allow\nto perform the ideal estimation of the phase-shift on a single-mode radiation\nfield. The ideal phase distribution is obtained by heterodyne detection on two\nradiation modes after the interaction.",
    "arxiv_id": "quant-ph/0304071",
    "authors": [
      "F. Buscemi",
      "G. M. D\u0027Ariano",
      "M. F. Sacchi"
    ],
    "categories": [
      "quant-ph"
    ],
    "doi": "10.1016/S0375-9601(03)00683-2",
    "journal_ref": "Phys. Lett. A 312, 315 (2003)",
    "title": "Unitary realizations of the ideal phase measurement",
    "url": "https://arxiv.org/abs/quant-ph/0304071"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "45fae130-ac0e-415f-92c0-008221a7be49",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}