RIGHT JOIN (or RIGHT OUTER JOIN): It’s the opposite of a LEFT JOIN. It keeps all rows from the right table and matches from the left. Less common than LEFT JOIN, but good to know it exists.

BM25 是一种用于信息检索的排名函数，用于衡量查询与文档的相关性。它基于词频（t）和文档长度进行加权计算，同时考虑逆文档频率（IDF）以惩罚常见词。在整个公式中，需重点关注总文档数 N 和文档频率 DF 等全局统计信息，这些信息直接影响实现的难度。

MuddyWater targets critical infrastructure in Israel and Egypt, relying on custom malware, improved tactics, and a predictable playbook.

Each ChatGPT plan offers different benefits for different users. Paid tiers get early access and fewer usage limits. You may not need to pay, depending on how often you use ChatGPT. OpenAI introduced ...

随着人工智能技术在业务中的渗透，我们逐渐意识到：AI 不仅是提升效率的工具，更是重构数据处理与消费方式的核心驱动力。在这一背景下，我们思考：能否构建一款「AI + Data」一站式融合的数据引擎？ 它不仅能够统一处理文本、音视频等非结构化数据与传统结构化数据，还能为算法工程师提供流畅的数据开发体验，实现数据处理与 AI ...

Fintech and financial services are well-represented with firms like Addition Wealth and LoanStreet. The list highlights a ...