{
  "annotation_id": "5b0307ca-f320-4f35-ae49-4fd699d885df",
  "date_created": "2026-03-02T18:01:56.129000Z",
  "date_modified": "2026-03-02T18:01:56.129000Z",
  "file_hash": "e5c36db4df87a4d58eeeb6d58d79ad13253c89207f1e0419022382a94e4d1a92",
  "private": false,
  "record": {
    "abstract": "The Holevo-Schumacher-Westmoreland (HSW) classical (entanglement-unassisted)\nchannel capacity for a class of qudit unital channels is shown to be C =\nlog2(d) - Smin, where d is the dimension of the qudit, and Smin is the minimum\npossible von Neumann entropy at the channel output. The HSW channel capacity\nfor tensor products of this class of unital qudit channels is shown to obey the\nsame formula.",
    "arxiv_id": "quant-ph/0211093",
    "authors": [
      "John A. Cortese"
    ],
    "categories": [
      "quant-ph"
    ],
    "doi": "10.1103/PhysRevA.69.022302",
    "title": "The Holevo-Schumacher-Westmoreland Channel Capacity for a Class of Qudit   Unital Channels",
    "url": "https://arxiv.org/abs/quant-ph/0211093"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "de3a9c59-bd0a-49de-a820-b9799e3b85f6",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}