Basic Concepts Terms Descriptive Statistics Describes the important aspects of large data sets. 统计 概率 分布 Inferential statistics Involves making forecasts, estimates, or judgments about a larger group from the smaller group. 预测 估计 判断 Measurement scale…

Statistical Concepts and Market Returns Categories of statistics Descriptive statistics: used to summarize the important characteristics of large data sets. Inferential statistics: pertain to the procedures used to make forecasts, estimates, or judgm…

目录 AIMR Suggested Fixed-Income Readings I. Perspectives on Interest Rates and Pricing of Traditional Fixed-Income Securities, Yield Curve Behavior, and Monetary Policy 1 Overview: Institutional Details and Pricing Fundamentals 2 Yield Curve Analysis-…

原文链接:http://www.cnblogs.com/appler/archive/2012/02/02/2335886.html 原始英文链接:http://www.puffinwarellc.com/index.php/news-and-articles/articles/33.html 潜语义分析LSA介绍 Latent Semantic Analysis (LSA), also known as Latent Semantic Indexing (LSI) literally mean…

文章引用:http://blog.sina.com.cn/s/blog_62a9902f0101cjl3.html Latent Semantic Analysis (LSA)也被称为Latent Semantic Indexing(LSI),理解就是通过分析文档去发现这些文档中潜在的意思和概念. 如果每一个词仅表示一个概念.而且每一个概念只被一个词所描写叙述.LSA将很easy(从词到概念存在一个简单的映射关系) 不幸的是,这个问题并没有如此简单.由于存在不同的词表示同一个意思(同义词).一个…

Chapter 3 The Day-To-Day Drivers Of Stock Market Returns Summary: (1) Earning growth is the primary driver of day-to-day stock market returns. Companies that generate high earning growth outperform, while companies that record low levels of growth un…

Around September of 2016 I wrote two articles on using Python for accessing, visualizing, and evaluating trading strategies (see part 1 and part 2). These have been my most popular posts, up until I published my article on learning programming langua…

第2章 ROS系统架构及概念 ROS Architecture and Concepts PPT说明: 正文用白色,命令或代码用黄色,右下角为对应中文译著页码. 这一章需要掌握ROS文件系统,运行图级,开源社区等概念,掌握基本命令,会写ROS节点,启动文件. 属于ROS基础内容,可参考: ROS_Kinetic_04 ROS基础内容(一):http://blog.csdn.net/zhangrelay/article/details/51384724 ROS_Kinetic_05 ROS基础内容…

Using the latest advancements in AI to predict stock market movements 2019-01-13 21:31:18 This blog is copied from: https://github.com/borisbanushev/stockpredictionai In this notebook I will create a complete process for predicting stock price moveme…

jQuery官方文档:  http://learn.jquery.com/code-organization/concepts/ Code Organization Concepts(代码组织概念) 当你不再只是用jQuery为你的网站增添一些简单的功能,转向做一些成熟的客户端应用,那你就需要考虑如何组织你的代码.这章,我们将简要地介绍jQuery应用中几种常用的代码组织模式,探究RequireJS依赖管理以及构建系统. When you move beyond adding simple en…