The Price to Earnings (P/E) ratio, a key valuation measure, is calculated by dividing the stock's most recent closing price by the sum of the diluted earnings per share from continuing operations for ...

We describe a concrete device roadmap towards a fault-tolerant quantum computing architecture based on noise-resilient, topologically protected Majorana-based qubits. Our roadmap encompasses four ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

一、为什么央企、国企社招很少出现 PHP，而私企却"铺天盖地"？1. 技术选型与业务场景错配 央企、国企的核心系统普遍是财务、ERP、SCM、OA 以及大型高并发交易平台，这些系统早期多基于 JavaEE/.NET 甚至 COBOL ...

The Pound Australian Dollar (GBP/AUD) exchange rate rose on Tuesday as investors reacted to the UK’s latest jobs report and PMI surveys. MUFG Pound-to-Australian Dollar Forecast: Sell GBP/AUD Target 1 ...

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。