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移动端AI与ML应用开发:基于iOS和Android
book

移动端AI与ML应用开发:基于iOS和Android

by Laurence Moroney
January 2023
Intermediate to advanced
288 pages
6h 6m
Chinese
China Machine Press
Content preview from 移动端AI与ML应用开发:基于iOS和Android
208
|
11
让我们看看构建这样的应用程序需要什么!我假设你已经创建了一个应用程序,添加
了前面所示的 TensorFlow Lite pod,并创建了一个故事板,其中包含一个用于输入的
UITextView(带有一个名为
txtInput
的输出)、一个用于输出的 UILabel(带有一个名为
txtOutput
的输出),以及一个名为
classifySentence
的按钮上的动作。完整的应用程
序在本书的存储库中,我会给你介绍需要执行的 NLP 特定的编码。
11.4.1
1
步:加载词汇
当你使用 Model Maker 创建模型时(请参阅第 8 章),可以从 Colab 环境下载模型和词汇
文件。vocab 文件只是被称为没有扩展名的
vocab
,因此将其重命名为
vocab.txt
并将其
添加到你的应用程序中。确保它包含在应用程序包中,否则你的应用程序将无法在运行
时读取它。
要使用词汇,你需要一个字典,它是一组键值对。键是一个字符串(包含单词),值是一
int
(包含单词的索引),如下所示:
var words_dictionary = [String : Int]()
要加载字典,你可以编写一个名为
loadVocab()
的辅助函数。让我们来探索一下它的作
用。首先,通过定义
filePath
vocab.txt
指定为要加载的文件:
if let filePath = Bundle.main.path( forResource: "vocab",
ofType: "txt") ...
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Publisher Resources

ISBN: 9787111713081