模型训练保存与加载, 后台版

02_classification.ipynb

@@ -2,76 +2,76 @@
  "cells": [
   {
    "cell_type": "markdown",
-   "source": [
-    "# 模型的训练"
-   ],
    "metadata": {
-    "collapsed": false,
     "pycharm": {
      "name": "#%% md\n"
     }
-   }
+   },
+   "source": [
+    "# 模型的训练"
+   ]
   },
   {
    "cell_type": "code",
    "execution_count": 16,
+   "metadata": {
+    "pycharm": {
+     "name": "#%%\n"
+    }
+   },
    "outputs": [],
    "source": [
     "import numpy as np\n",
     "\n",
     "from models import AnonymousColorDetector\n",
     "from utils import read_labeled_img"
-   ],
-   "metadata": {
-    "collapsed": false,
-    "pycharm": {
-     "name": "#%%\n"
-    }
-   }
+   ]
   },
   {
    "cell_type": "markdown",
-   "source": [
-    "## 读取数据与构建数据集"
-   ],
    "metadata": {
-    "collapsed": false,
     "pycharm": {
      "name": "#%% md\n"
     }
-   }
+   },
+   "source": [
+    "## 读取数据与构建数据集"
+   ]
   },
   {
    "cell_type": "code",
    "execution_count": 17,
+   "metadata": {
+    "pycharm": {
+     "name": "#%%\n"
+    }
+   },
    "outputs": [],
    "source": [
     "data_dir = \"data/dataset\"\n",
     "color_dict = {(0, 0, 255): \"yangeng\"}\n",
     "dataset = read_labeled_img(data_dir, color_dict=color_dict, is_ps_color_space=False)"
-   ],
-   "metadata": {
-    "collapsed": false,
-    "pycharm": {
-     "name": "#%%\n"
-    }
-   }
+   ]
   },
   {
    "cell_type": "markdown",
-   "source": [
-    "## 模型训练"
-   ],
    "metadata": {
-    "collapsed": false,
     "pycharm": {
      "name": "#%% md\n"
     }
-   }
+   },
+   "source": [
+    "## 模型训练"
+   ]
   },
   {
    "cell_type": "code",
    "execution_count": 18,
+   "metadata": {
+    "pycharm": {
+     "name": "#%%\n"
+    }
+   },
    "outputs": [],
    "source": [
     "# 定义一些常量\n",
@@ -82,31 +82,29 @@
     "# 对数据进行预处理\n",
     "x = np.concatenate([v for k, v in dataset.items()], axis=0)\n",
     "negative_sample_num = x.shape[0] if negative_sample_num is None else negative_sample_num"
-   ],
-   "metadata": {
-    "collapsed": false,
-    "pycharm": {
-     "name": "#%%\n"
-    }
-   }
+   ]
   },
   {
    "cell_type": "code",
    "execution_count": 19,
-   "outputs": [],
-   "source": [
-    "model = AnonymousColorDetector()"
-   ],
    "metadata": {
-    "collapsed": false,
     "pycharm": {
      "name": "#%%\n"
     }
-   }
+   },
+   "outputs": [],
+   "source": [
+    "model = AnonymousColorDetector()"
+   ]
   },
   {
    "cell_type": "code",
    "execution_count": 20,
+   "metadata": {
+    "pycharm": {
+     "name": "#%%\n"
+    }
+   },
    "outputs": [
     {
      "ename": "KeyboardInterrupt",
@@ -124,34 +122,28 @@
    ],
    "source": [
     "model.fit(x, world_boundary, threshold, negative_sample_size=negative_sample_num, train_size=0.7)"
-   ],
-   "metadata": {
-    "collapsed": false,
-    "pycharm": {
-     "name": "#%%\n"
-    }
-   }
+   ]
   }
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3",
+   "display_name": "Python 3 (ipykernel)",
    "language": "python",
    "name": "python3"
   },
   "language_info": {
    "codemirror_mode": {
     "name": "ipython",
-    "version": 2
+    "version": 3
    },
    "file_extension": ".py",
    "mimetype": "text/x-python",
    "name": "python",
    "nbconvert_exporter": "python",
-   "pygments_lexer": "ipython2",
-   "version": "2.7.6"
+   "pygments_lexer": "ipython3",
+   "version": "3.10.0"
   }
  },
  "nbformat": 4,
- "nbformat_minor": 0
+ "nbformat_minor": 1
 }

02_classification.py

@@ -0,0 +1,41 @@
+#!/usr/bin/env python
+# coding: utf-8
+
+# # 模型的训练
+
+# In[16]:
+
+
+import numpy as np
+
+from models import AnonymousColorDetector
+from utils import read_labeled_img
+
+# ## 读取数据与构建数据集
+
+# In[17]:
+
+
+data_dir = "data/dataset"
+color_dict = {(0, 0, 255): "yangeng"}
+dataset = read_labeled_img(data_dir, color_dict=color_dict, is_ps_color_space=False)
+
+# ## 模型训练
+
+# In[18]:
+
+
+# 定义一些常量
+threshold = 5
+node_num = 20
+negative_sample_num = None  # None或者一个数字
+world_boundary = np.array([0, 0, 0, 255, 255, 255])
+# 对数据进行预处理
+x = np.concatenate([v for k, v in dataset.items()], axis=0)
+negative_sample_num = int(x.shape[0] * 0.7) if negative_sample_num is None else negative_sample_num
+
+model = AnonymousColorDetector()
+
+model.fit(x, world_boundary, threshold, negative_sample_size=negative_sample_num, train_size=0.7)
+
+model.save()

models.py

@@ -11,7 +11,7 @@ from elm import ELM
 
 
 class AnonymousColorDetector(object):
-    def __init__(self):
+    def __init__(self, file_path=None):
         self.model = None
 
     def fit(self, x: np.ndarray, world_boundary: np.ndarray, threshold: float, model_selected: str = 'elm',
@@ -71,9 +71,16 @@ class AnonymousColorDetector(object):
                         break
         return negative_samples
 
+    def save(self, file_path=None):
+        self.model.save(file_path)
+
+    def load(self, file_path):
+        self.model.load(file_path)
+
 
 if __name__ == '__main__':
     detector = AnonymousColorDetector()
     x = np.array([[10, 30, 20], [10, 35, 25], [10, 35, 36]])
     world_boundary = np.array([0, -127, -127, 100, 127, 127])
     detector.fit(x, world_boundary, threshold=5, negative_sample_size=2000)
+    detector.load('ELM_2022-07-18_17-01.mat')