knn算法数字识别的相关内容

文章 2023-10-17 来自：开发者社区

KNN算法数字识别完整代码——打开就可以跑

1、原理邻近算法，或者说K最近邻（KNN，k-NearestNeighbor）分类算法是数据挖掘分类技术中最简单的方法之一。所谓K最近邻，就是K个最近的邻居的意思，说的是每个样本都可以用它最接近的k个邻居来代表。接下来对KNN算法的思想：就是在训练集中数据和标签已知的情况下，输入测试数...

文章 2022-12-07 来自：开发者社区

阿旭机器学习实战【5】KNN算法实战练习2：利用KNN模型进行手写体数字识别

1. 数据集说明手写体数字识别数据集共有5000个样本图片。包含0-9这10个数字类别，每个数字为一个文件夹，每个文件夹下存放500张该数字的图片。图片信息：图片大小：像素为28 * 28图片类型：二维灰度图片，每个数字的数值范围为0-2552. 读取数据并查看数据信息import numpy as np imp...

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KNN算法数字识别完整代码——打开就可以跑

阿旭机器学习实战【5】KNN算法实战练习2：利用KNN模型进行手写体数字识别

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