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			24 KiB
		
	
	
	
		
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			841 строка
		
	
	
		
			24 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
| {
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|  "cells": [
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|   {
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|    "attachments": {},
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|    "cell_type": "markdown",
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|    "id": "d2c4d40d-8aca-4024-8d19-a65c4efe825d",
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|    "metadata": {},
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|    "source": [
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|     "# Facial Expression recognition with DeepFace"
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|    ]
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|   },
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|   {
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|    "attachments": {},
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|    "cell_type": "markdown",
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|    "id": "51f8888b-d1a3-4b85-a596-95c0993fa192",
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|    "metadata": {},
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|    "source": [
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|     "Facial expressions can be detected using [DeepFace](https://github.com/serengil/deepface) and [RetinaFace](https://github.com/serengil/retinaface).\n",
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|     "\n",
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|     "The first cell is only run on google colab and installs the [ammico](https://github.com/ssciwr/AMMICO) package.\n",
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|     "\n",
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|     "After that, we can import `ammico` and read in the files given a folder path."
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|    ]
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|   },
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|   {
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|    "cell_type": "code",
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|    "execution_count": 1,
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|    "id": "50c1c1c7",
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|    "metadata": {
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|     "execution": {
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|      "iopub.execute_input": "2023-06-14T17:53:34.498491Z",
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|      "iopub.status.busy": "2023-06-14T17:53:34.498272Z",
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|      "iopub.status.idle": "2023-06-14T17:53:34.506688Z",
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|      "shell.execute_reply": "2023-06-14T17:53:34.506042Z"
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|     }
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|    },
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|    "outputs": [],
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|    "source": [
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|     "# if running on google colab\n",
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|     "# flake8-noqa-cell\n",
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|     "import os\n",
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|     "\n",
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|     "if \"google.colab\" in str(get_ipython()):\n",
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|     "    # update python version\n",
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|     "    # install setuptools\n",
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|     "    # %pip install setuptools==61 -qqq\n",
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|     "    # install ammico\n",
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|     "    %pip install git+https://github.com/ssciwr/ammico.git -qqq\n",
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|     "    # mount google drive for data and API key\n",
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|     "    from google.colab import drive\n",
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|     "\n",
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|     "    drive.mount(\"/content/drive\")"
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|    ]
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|   },
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|   {
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|    "cell_type": "code",
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|    "execution_count": 2,
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|    "id": "b21e52a5-d379-42db-aae6-f2ab9ed9a369",
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|    "metadata": {
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|     "execution": {
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|      "iopub.execute_input": "2023-06-14T17:53:34.509645Z",
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|      "iopub.status.busy": "2023-06-14T17:53:34.509289Z",
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|      "iopub.status.idle": "2023-06-14T17:53:45.426959Z",
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|      "shell.execute_reply": "2023-06-14T17:53:45.426312Z"
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|     }
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|    },
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|    "outputs": [],
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|    "source": [
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|     "import ammico\n",
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|     "from ammico import utils as mutils\n",
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|     "from ammico import display as mdisplay"
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|    ]
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|   },
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|   {
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|    "attachments": {},
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|    "cell_type": "markdown",
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|    "id": "a2bd2153",
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|    "metadata": {},
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|    "source": [
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|     "We select a subset of image files to try facial expression detection on, see the `limit` keyword. The `find_files` function finds image files within a given directory:"
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|    ]
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|   },
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|   {
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|    "cell_type": "code",
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|    "execution_count": 3,
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|    "id": "afe7e638-f09d-47e7-9295-1c374bd64c53",
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|    "metadata": {
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|     "execution": {
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|      "iopub.execute_input": "2023-06-14T17:53:45.430711Z",
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|      "iopub.status.busy": "2023-06-14T17:53:45.429996Z",
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|      "iopub.status.idle": "2023-06-14T17:53:45.434106Z",
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|      "shell.execute_reply": "2023-06-14T17:53:45.433448Z"
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|     }
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|    },
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|    "outputs": [],
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|    "source": [
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|     "# Here you need to provide the path to your google drive folder\n",
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|     "# or local folder containing the images\n",
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|     "images = mutils.find_files(\n",
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|     "    path=\"data/\",\n",
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|     "    limit=10,\n",
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|     ")"
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|    ]
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|   },
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|   {
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|    "attachments": {},
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|    "cell_type": "markdown",
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|    "id": "705e7328",
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|    "metadata": {},
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|    "source": [
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|     "We need to initialize the main dictionary that contains all information for the images and is updated through each subsequent analysis:"
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|    ]
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|   },
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|   {
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|    "cell_type": "code",
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|    "execution_count": 4,
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|    "id": "b37c0c91",
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|    "metadata": {
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|     "execution": {
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|      "iopub.execute_input": "2023-06-14T17:53:45.436952Z",
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|      "iopub.status.busy": "2023-06-14T17:53:45.436411Z",
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|      "iopub.status.idle": "2023-06-14T17:53:45.439626Z",
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|      "shell.execute_reply": "2023-06-14T17:53:45.439001Z"
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|     }
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|    },
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|    "outputs": [],
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|    "source": [
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|     "mydict = mutils.initialize_dict(images)"
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|    ]
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|   },
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|   {
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|    "attachments": {},
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|    "cell_type": "markdown",
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|    "id": "a9372561",
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|    "metadata": {},
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|    "source": [
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|     "To check the analysis, you can inspect the analyzed elements here. Loading the results takes a moment, so please be patient. If you are sure of what you are doing, you can skip this and directly export a csv file in the step below.\n",
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|     "Here, we display the face recognition results provided by the DeepFace and RetinaFace libraries. Click on the tabs to see the results in the right sidebar. You may need to increment the `port` number if you are already running several notebook instances on the same server."
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|    ]
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|   },
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|   {
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|    "cell_type": "code",
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|    "execution_count": 5,
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|    "id": "992499ed-33f1-4425-ad5d-738cf565d175",
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|    "metadata": {
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|     "execution": {
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|      "iopub.execute_input": "2023-06-14T17:53:45.442471Z",
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|      "iopub.status.busy": "2023-06-14T17:53:45.442125Z",
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|      "iopub.status.idle": "2023-06-14T17:53:45.494000Z",
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|      "shell.execute_reply": "2023-06-14T17:53:45.493367Z"
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|     }
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|    },
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|    "outputs": [
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|     {
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|      "name": "stdout",
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|      "output_type": "stream",
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|      "text": [
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|       "Dash is running on http://127.0.0.1:8050/\n",
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|       "\n"
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|      ]
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|     },
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|     {
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|      "data": {
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|       "text/html": [
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|        "\n",
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|        "        <iframe\n",
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|        "            width=\"100%\"\n",
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|        "            height=\"650\"\n",
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|        "            src=\"http://127.0.0.1:8050/\"\n",
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|        "            frameborder=\"0\"\n",
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|        "            allowfullscreen\n",
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|        "            \n",
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|        "        ></iframe>\n",
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|        "        "
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|       ],
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|       "text/plain": [
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|        "<IPython.lib.display.IFrame at 0x7fe90103b8b0>"
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|       ]
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|      },
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|      "metadata": {},
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|      "output_type": "display_data"
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|     }
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|    ],
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|    "source": [
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|     "analysis_explorer = mdisplay.AnalysisExplorer(mydict, identify=\"faces\")\n",
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|     "analysis_explorer.run_server(port = 8050)"
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|    ]
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|   },
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|   {
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|    "attachments": {},
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|    "cell_type": "markdown",
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|    "id": "6f974341",
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|    "metadata": {},
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|    "source": [
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|     "Instead of inspecting each of the images, you can also directly carry out the analysis and export the result into a csv. This may take a while depending on how many images you have loaded."
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|    ]
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|   },
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|   {
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|    "cell_type": "code",
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|    "execution_count": 6,
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|    "id": "6f97c7d0",
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|    "metadata": {
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|     "execution": {
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|      "iopub.execute_input": "2023-06-14T17:53:45.497294Z",
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|      "iopub.status.busy": "2023-06-14T17:53:45.496644Z",
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|      "iopub.status.idle": "2023-06-14T17:55:12.843930Z",
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|      "shell.execute_reply": "2023-06-14T17:55:12.843246Z"
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|     }
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|    },
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|    "outputs": [
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|     {
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|      "name": "stderr",
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|      "output_type": "stream",
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|      "text": [
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|       "Downloading data from 'https://github.com/serengil/deepface_models/releases/download/v1.0/retinaface.h5' to file '/home/runner/.cache/pooch/3be32af6e4183fa0156bc33bda371147-retinaface.h5'.\n"
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|      ]
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|     },
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|     {
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|      "name": "stderr",
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|      "output_type": "stream",
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|      "text": [
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|       "Downloading data from 'https://github.com/chandrikadeb7/Face-Mask-Detection/raw/v1.0.0/mask_detector.model' to file '/home/runner/.cache/pooch/865b4b1e20f798935b70082440d5fb21-mask_detector.model'.\n"
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|      ]
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|     },
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|     {
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|      "name": "stderr",
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|      "output_type": "stream",
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|      "text": [
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|       "Downloading data from 'https://github.com/serengil/deepface_models/releases/download/v1.0/age_model_weights.h5' to file '/home/runner/.cache/pooch/39859d3331cd91ac06154cc306e1acc8-age_model_weights.h5'.\n"
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|      ]
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|     },
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|     {
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|      "name": "stderr",
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|      "output_type": "stream",
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|      "text": [
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|       "Downloading data from 'https://github.com/serengil/deepface_models/releases/download/v1.0/facial_expression_model_weights.h5' to file '/home/runner/.cache/pooch/dd5d5d6d8f5cecdc0fa6cb34d4d82d16-facial_expression_model_weights.h5'.\n"
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|      ]
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|     },
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|     {
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|      "text": [
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|       "Downloading data from 'https://github.com/serengil/deepface_models/releases/download/v1.0/gender_model_weights.h5' to file '/home/runner/.cache/pooch/2e0d8fb96c5ee966ade0f3f2360f6478-gender_model_weights.h5'.\n"
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|      "text": [
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|       "Downloading data from 'https://github.com/serengil/deepface_models/releases/download/v1.0/race_model_single_batch.h5' to file '/home/runner/.cache/pooch/382cb5446128012fa5305ddb9d608751-race_model_single_batch.h5'.\n"
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|       "\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\r",
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|       "\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\r",
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|       "\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\r",
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|       "\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\r",
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|      "text": [
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|       "\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\r",
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|       "1/1 [==============================] - 0s 199ms/step\n"
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|      "text": [
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|       "\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\r",
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|       "1/1 [==============================] - 0s 198ms/step\n"
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|     {
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|      "name": "stdout",
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|       "\r",
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|     },
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|     {
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|      "name": "stdout",
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|      "output_type": "stream",
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|      "text": [
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|       "\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\r",
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|     }
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|    ],
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|    "source": [
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|     "for key in mydict.keys():\n",
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|     "    mydict[key] = ammico.faces.EmotionDetector(mydict[key]).analyse_image()"
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|    ]
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|   },
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|   {
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|    "attachments": {},
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|    "cell_type": "markdown",
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|    "id": "174357b1",
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|    "metadata": {},
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|    "source": [
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|     "These steps are required to convert the dictionary of dictionarys into a dictionary with lists, that can be converted into a pandas dataframe and exported to a csv file."
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|    ]
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|   },
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|   {
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|    "cell_type": "code",
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|    "execution_count": 7,
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|    "id": "604bd257",
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|    "metadata": {
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|     "execution": {
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|      "iopub.execute_input": "2023-06-14T17:55:12.862319Z",
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|      "iopub.status.busy": "2023-06-14T17:55:12.862015Z",
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|      "iopub.status.idle": "2023-06-14T17:55:12.868384Z",
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|      "shell.execute_reply": "2023-06-14T17:55:12.867742Z"
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|     }
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|    },
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|    "outputs": [],
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|    "source": [
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|     "outdict = mutils.append_data_to_dict(mydict)\n",
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|     "df = mutils.dump_df(outdict)"
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|    ]
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|   },
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|   {
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|    "attachments": {},
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|    "cell_type": "markdown",
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|    "id": "8373d9f8",
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|    "metadata": {},
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|    "source": [
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|     "Check the dataframe:"
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|    ]
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|   },
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|   {
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|    "cell_type": "code",
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|    "execution_count": 8,
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|    "id": "aa4b518a",
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|    "metadata": {
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|     "execution": {
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|      "iopub.execute_input": "2023-06-14T17:55:12.870984Z",
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|      "iopub.status.busy": "2023-06-14T17:55:12.870776Z",
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|      "iopub.status.idle": "2023-06-14T17:55:12.893952Z",
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|      "shell.execute_reply": "2023-06-14T17:55:12.893297Z"
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|     }
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|    },
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|    "outputs": [
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|     {
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|      "data": {
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|       "text/html": [
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|        "<div>\n",
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|        "<style scoped>\n",
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|        "    .dataframe tbody tr th:only-of-type {\n",
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|        "        vertical-align: middle;\n",
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|        "    }\n",
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|        "\n",
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|        "    .dataframe tbody tr th {\n",
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|        "        vertical-align: top;\n",
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|        "    }\n",
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|        "\n",
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|        "    .dataframe thead th {\n",
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|        "    }\n",
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|        "</style>\n",
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|        "<table border=\"1\" class=\"dataframe\">\n",
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|        "  <thead>\n",
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|        "    <tr style=\"text-align: right;\">\n",
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|        "      <th></th>\n",
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|        "      <th>filename</th>\n",
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|        "      <th>face</th>\n",
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|        "      <th>multiple_faces</th>\n",
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|        "      <th>no_faces</th>\n",
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|        "      <th>wears_mask</th>\n",
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|        "      <th>age</th>\n",
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|        "      <th>gender</th>\n",
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|        "      <th>race</th>\n",
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|        "      <th>emotion</th>\n",
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|        "      <th>emotion (category)</th>\n",
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|        "    </tr>\n",
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|        "  </thead>\n",
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|        "  <tbody>\n",
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|        "    <tr>\n",
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|        "      <th>0</th>\n",
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|        "      <td>data/102730_eng.png</td>\n",
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|        "      <td>Yes</td>\n",
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|        "      <td>No</td>\n",
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|        "      <td>1</td>\n",
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|        "      <td>[No]</td>\n",
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|        "      <td>[27]</td>\n",
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|        "      <td>[Man]</td>\n",
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|        "      <td>[asian]</td>\n",
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|        "      <td>[sad]</td>\n",
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|        "      <td>[Negative]</td>\n",
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|        "    </tr>\n",
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|        "    <tr>\n",
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|        "      <th>1</th>\n",
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|        "      <td>data/106349S_por.png</td>\n",
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|        "      <td>Yes</td>\n",
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|        "    <tr>\n",
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|        "      <td>data/102141_2_eng.png</td>\n",
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|       "text/plain": [
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|        "                filename face multiple_faces  no_faces wears_mask   age  \\\n",
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|        "0    data/102730_eng.png  Yes             No         1       [No]  [27]   \n",
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|        "1   data/106349S_por.png  Yes             No         1      [Yes]  [24]   \n",
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|        "\n",
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|        "  gender     race emotion emotion (category)  \n",
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|        "0  [Man]  [asian]   [sad]         [Negative]  \n",
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|        "1  [Man]   [None]  [None]             [None]  \n",
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|        "2  [Man]   [None]  [None]             [None]  "
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|       ]
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|      },
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|      "execution_count": 8,
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|      "metadata": {},
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|     }
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|    ],
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|    "source": [
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|     "df.head(10)"
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|    ]
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|    "cell_type": "markdown",
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|    "id": "579cd59f",
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|    "metadata": {},
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|    "source": [
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|     "Write the csv file - here you should provide a file path and file name for the csv file to be written."
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|    ]
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|   },
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|     "execution": {
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|      "iopub.execute_input": "2023-06-14T17:55:12.897580Z",
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|     "df.to_csv(\"data_out.csv\")"
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