August 2022
Intermediate to advanced
441 pages
11h 26m
Chinese
Content preview from Python文本分析
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2
｜
前言
举个例子，我们的一位客户是一家家电制造商，他们通过分析产品评论掌握了影响
客户购买产品的关键信息，并根据这些信息调整了营销策略。再举一个例子，一家
电子商务零售商使用深度神经网络对客户咨询进行了分类，并将他们分配给正确的
部门，以更快地为客户解决问题。分析科学期刊的文摘能够帮助研发公司发现新材
料的趋势，并相应地调整研究方向。时装公司通过分析社交网络中的帖子来发现客
户群的大型话题。我们希望通过本书将我们从这些项目（以及其他项目）中积累的
经验转化成一个个案例，供各位读者参考。
本书的主要内容
本书主要面向数据科学家与开发人员，帮助他们快速入门文本分析与自然语言处理。
本书的重点在于开发实践解决方案，希望能够帮助你解决日常业务的需求。对于案
例，我们的定义是常见问题的最佳实践解决方案。这些案例都是模板，可供你复制
和重复使用。在各个案例中，我们使用了数据分析、自然语言处理和机器学习方面
的
Python
框架。除此之外，我们还介绍了基础模型和算法。
我们不要求任何有关自然语言处理领域的前提知识，本书会介绍必要的背景知识，
帮助你快速入门。在每章中，我们会针对具体任务介绍和讨论多个不同的解决方案
及其潜在的优势和劣势。因此，你不仅可以了解如何解决某个问题，而且还可以获
得一整套现成的解决方案，你可以在此基础之上，根据自己的数据和需求进行定制。
本书共
13
章，每一章都提供了一个文本分析特定方面的案例（见表
1
）。我们会根
据示例数据集，逐步开发和解释案例。
表 1：章节概述
章节
数据集
库
第
1
章
，
洞悉文本数据
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.