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teacher jpg added

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Adam Wojdyla 2022-05-17 18:18:53 +02:00
parent 707400c7ef
commit 28c8b93256
2 changed files with 83 additions and 113 deletions
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188
jupyter.ipynb
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@ -2,7 +2,7 @@
"cells": [ "cells": [
{ {
"cell_type": "code", "cell_type": "code",
"execution_count": 18, "execution_count": 1,
"metadata": { "metadata": {
"pycharm": { "pycharm": {
"name": "#%%\n" "name": "#%%\n"
@ -13,7 +13,7 @@
"name": "stderr", "name": "stderr",
"output_type": "stream", "output_type": "stream",
"text": [ "text": [
"/var/folders/t3/dwnz0lh916ng4w7bzf0z56ym0000gn/T/ipykernel_20610/17056051.py:11: DeprecationWarning: Importing display from IPython.core.display is deprecated since IPython 7.14, please import from IPython display\n", "/var/folders/t3/dwnz0lh916ng4w7bzf0z56ym0000gn/T/ipykernel_26663/17056051.py:11: DeprecationWarning: Importing display from IPython.core.display is deprecated since IPython 7.14, please import from IPython display\n",
" from IPython.core.display import display, HTML\n" " from IPython.core.display import display, HTML\n"
] ]
}, },
@ -47,7 +47,7 @@
}, },
{ {
"cell_type": "code", "cell_type": "code",
"execution_count": 19, "execution_count": 2,
"metadata": { "metadata": {
"pycharm": { "pycharm": {
"name": "#%%\n" "name": "#%%\n"
@ -113,7 +113,7 @@
}, },
{ {
"cell_type": "code", "cell_type": "code",
"execution_count": 20, "execution_count": 3,
"metadata": { "metadata": {
"pycharm": { "pycharm": {
"name": "#%%\n" "name": "#%%\n"
@ -156,7 +156,7 @@
}, },
{ {
"cell_type": "code", "cell_type": "code",
"execution_count": 21, "execution_count": 4,
"metadata": { "metadata": {
"pycharm": { "pycharm": {
"name": "#%%\n" "name": "#%%\n"
@ -191,12 +191,7 @@
}, },
{ {
"cell_type": "code", "cell_type": "code",
"execution_count": 22, "execution_count": null,
"metadata": {
"pycharm": {
"name": "#%%\n"
}
},
"outputs": [], "outputs": [],
"source": [ "source": [
"def compress_show_gray_images(img_name,k):\n", "def compress_show_gray_images(img_name,k):\n",
@ -213,28 +208,31 @@
" axes[1].set_title(\"compression ratio={:.2f}\".format(compression_ratio)+\"%\")\n", " axes[1].set_title(\"compression ratio={:.2f}\".format(compression_ratio)+\"%\")\n",
" axes[1].imshow(reconst_img,cmap='gray')\n", " axes[1].imshow(reconst_img,cmap='gray')\n",
" axes[1].axis('off')\n", " axes[1].axis('off')\n",
" fig.tight_layout()" " fig.tight_layout()\n",
] " # compression rate = 100% * (k * (height + width + k)) / (height + width)"
}, ],
{
"cell_type": "markdown",
"metadata": {
"pycharm": {
"name": "#%% md\n"
}
},
"source": [
"W celu zbadania, jak jakość zrekonstruowanego obrazu zmienia się wraz z $k$ należy użyć poniższego interaktywnego widżetu."
]
},
{
"cell_type": "code",
"execution_count": 23,
"metadata": { "metadata": {
"collapsed": false,
"pycharm": { "pycharm": {
"name": "#%%\n" "name": "#%%\n"
} }
}
}, },
{
"cell_type": "markdown",
"source": [
"W celu zbadania, jak jakość zrekonstruowanego obrazu zmienia się wraz z $k$ należy użyć poniższego interaktywnego widżetu."
],
"metadata": {
"collapsed": false,
"pycharm": {
"name": "#%% md\n"
}
}
},
{
"cell_type": "code",
"execution_count": null,
"outputs": [], "outputs": [],
"source": [ "source": [
"def compute_k_max(img_name):\n", "def compute_k_max(img_name):\n",
@ -256,20 +254,24 @@
" int_slider_widget.max = compute_k_max(img_name)\n", " int_slider_widget.max = compute_k_max(img_name)\n",
"\n", "\n",
"list_widget.observe(update_k_max,'value')\n" "list_widget.observe(update_k_max,'value')\n"
] ],
},
{
"cell_type": "code",
"execution_count": 24,
"metadata": { "metadata": {
"collapsed": false,
"pycharm": { "pycharm": {
"name": "#%%\n" "name": "#%%\n"
} }
}
}, },
{
"cell_type": "code",
"execution_count": null,
"outputs": [], "outputs": [],
"source": [ "source": [
"# Print matrices\n", "# Print matrices\n",
"def print_matrices(img_name, k):\n", "def print_matrices(img_name, k):\n",
" if (img_name not in gray_images.keys()):\n",
" return\n",
" \n",
" image=gray_images[img_name]\n", " image=gray_images[img_name]\n",
" original_shape = image.shape\n", " original_shape = image.shape\n",
" print(f\"Input image dimensions. Width:{original_shape[1]} Height:{original_shape[0]}\")\n", " print(f\"Input image dimensions. Width:{original_shape[1]} Height:{original_shape[0]}\")\n",
@ -283,93 +285,57 @@
" print('*' * 100)\n", " print('*' * 100)\n",
" print(f\"Shape of V matrix: {V[:k,:].shape}\")\n", " print(f\"Shape of V matrix: {V[:k,:].shape}\")\n",
" print(f\"V MATRIX: {V[:k,:]}\")\n" " print(f\"V MATRIX: {V[:k,:]}\")\n"
] ],
},
{
"cell_type": "code",
"execution_count": 25,
"metadata": { "metadata": {
"collapsed": false,
"pycharm": { "pycharm": {
"name": "#%%\n" "name": "#%%\n"
} }
},
"outputs": [
{
"data": {
"application/vnd.jupyter.widget-view+json": {
"model_id": "97ddd455e9c8432c9d06874ef2d8d4c8",
"version_major": 2,
"version_minor": 0
},
"text/plain": [
"interactive(children=(Dropdown(description='img_name', options=('cat', 'astro', 'camera', 'coin', 'clock', 'te…"
]
},
"metadata": {},
"output_type": "display_data"
},
{
"data": {
"text/plain": [
"<function __main__.print_matrices(img_name, k)>"
]
},
"execution_count": 25,
"metadata": {},
"output_type": "execute_result"
} }
], },
{
"cell_type": "code",
"execution_count": null,
"outputs": [],
"source": [ "source": [
"interact(print_matrices, img_name=list_widget, k=int_slider_widget)" "interact(print_matrices, img_name=list_widget, k=int_slider_widget)"
] ],
},
{
"cell_type": "code",
"execution_count": 26,
"metadata": { "metadata": {
"collapsed": false,
"pycharm": { "pycharm": {
"name": "#%%\n" "name": "#%%\n"
} }
},
"outputs": [
{
"data": {
"application/vnd.jupyter.widget-view+json": {
"model_id": "845d2b4394b04d5681141aac8e9cbc29",
"version_major": 2,
"version_minor": 0
},
"text/plain": [
"interactive(children=(Dropdown(description='img_name', options=('cat', 'astro', 'camera', 'coin', 'clock', 'te…"
]
},
"metadata": {},
"output_type": "display_data"
} }
], },
{
"cell_type": "code",
"execution_count": null,
"outputs": [],
"source": [ "source": [
"interact(compress_show_gray_images,img_name=list_widget,k=int_slider_widget);" "interact(compress_show_gray_images,img_name=list_widget,k=int_slider_widget);"
] ],
"metadata": {
"collapsed": false,
"pycharm": {
"name": "#%%\n"
}
}
}, },
{ {
"cell_type": "markdown", "cell_type": "markdown",
"source": [
"### Ładowanie kolorowych obrazów"
],
"metadata": { "metadata": {
"collapsed": false,
"pycharm": { "pycharm": {
"name": "#%% md\n" "name": "#%% md\n"
} }
}, }
"source": [
"### Ładowanie kolorowych obrazów"
]
}, },
{ {
"cell_type": "code", "cell_type": "code",
"execution_count": 27, "execution_count": null,
"metadata": {
"pycharm": {
"name": "#%%\n"
}
},
"outputs": [], "outputs": [],
"source": [ "source": [
"color_images = {\n", "color_images = {\n",
@ -378,9 +344,16 @@
" \"coffee\":img_as_float(data.coffee()),\n", " \"coffee\":img_as_float(data.coffee()),\n",
" \"rocket\":img_as_float(data.rocket()),\n", " \"rocket\":img_as_float(data.rocket()),\n",
" \"koala\": img_as_float(Image.open('koala.jpeg')),\n", " \"koala\": img_as_float(Image.open('koala.jpeg')),\n",
" \"orange\": img_as_float(Image.open('orange.jpeg'))\n", " \"orange\": img_as_float(Image.open('orange.jpeg')),\n",
"}" " \"teacher\": img_as_float(Image.open('teacher.jpeg'))\n",
] "}\n"
],
"metadata": {
"collapsed": false,
"pycharm": {
"name": "#%%\n"
}
}
}, },
{ {
"cell_type": "markdown", "cell_type": "markdown",
@ -489,12 +462,12 @@
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"application/vnd.jupyter.widget-view+json": { "application/vnd.jupyter.widget-view+json": {
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"version_major": 2, "version_major": 2,
"version_minor": 0 "version_minor": 0
}, },
"text/plain": [ "text/plain": [
"interactive(children=(Dropdown(description='img_name', options=('cat', 'astro', 'coffee', 'koala', 'orange'), …" "interactive(children=(Dropdown(description='img_name', options=('cat', 'astro', 'coffee', 'rocket', 'koala', '…"
] ]
}, },
"metadata": {}, "metadata": {},
@ -527,12 +500,12 @@
{ {
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"application/vnd.jupyter.widget-view+json": { "application/vnd.jupyter.widget-view+json": {
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}, },
"text/plain": [ "text/plain": [
"interactive(children=(Dropdown(description='img_name', options=('cat', 'astro', 'coffee', 'koala', 'orange'), …" "interactive(children=(Dropdown(description='img_name', options=('cat', 'astro', 'coffee', 'rocket', 'koala', '…"
] ]
}, },
"metadata": {}, "metadata": {},
@ -629,10 +602,9 @@
}, },
{ {
"cell_type": "code", "cell_type": "code",
"execution_count": null, "execution_count": 17,
"metadata": { "metadata": {
"pycharm": { "pycharm": {
"is_executing": true,
"name": "#%%\n" "name": "#%%\n"
} }
}, },
@ -640,12 +612,12 @@
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"version_minor": 0 "version_minor": 0
}, },
"text/plain": [ "text/plain": [
"interactive(children=(Dropdown(description='img_name', options=('cat', 'astro', 'coffee', 'koala', 'orange'), …" "interactive(children=(Dropdown(description='img_name', options=('cat', 'astro', 'coffee', 'rocket', 'koala', '…"
] ]
}, },
"metadata": {}, "metadata": {},
@ -661,7 +633,6 @@
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@ -673,7 +644,6 @@
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"name": "#%%\n" "name": "#%%\n"
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