Function paper_exists

scripts/collect_all_papers.py:64–72

检查论文是否已存在

(conn: sqlite3.Connection, paper_id: str, source: str)

def paper_exists(conn: sqlite3.Connection, paper_id: str, source: str) -> bool:
    """检查论文是否已存在"""
    if source == "arxiv":
        cursor = conn.execute("SELECT 1 FROM papers WHERE arxiv_id = ?", (paper_id,))
    elif source in ("cvf", "ecva", "dblp"):
        cursor = conn.execute("SELECT 1 FROM papers WHERE doi = ?", (paper_id,))
    else:
        cursor = conn.execute("SELECT 1 FROM papers WHERE doi = ? OR title = ?", (paper_id, paper_id))
    return cursor.fetchone() is not None


def normalize_paper(paper: Dict, source: str) -> Dict: