add 10
This commit is contained in:
Jakub Pokrywka
parent
7bf28acbf4
commit
9612baee51
334
cw/10_Ensemble_oraz_Model_neuronowy_rekurencyjny2.ipynb
Normal file
334
cw/10_Ensemble_oraz_Model_neuronowy_rekurencyjny2.ipynb
Normal file
@ -0,0 +1,334 @@
|
||||
{
|
||||
"cells": [
|
||||
{
|
||||
"cell_type": "markdown",
|
||||
"metadata": {},
|
||||
"source": [
|
||||
"\n",
|
||||
"<div class=\"alert alert-block alert-info\">\n",
|
||||
"<h1> Modelowanie Języka</h1>\n",
|
||||
"<h2> 10. <i>Model neuronowy rekurencyjny</i> [ćwiczenia]</h2> \n",
|
||||
"<h3> Jakub Pokrywka (2022)</h3>\n",
|
||||
"</div>\n",
|
||||
"\n",
|
||||
""
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "markdown",
|
||||
"metadata": {},
|
||||
"source": [
|
||||
"# Ensemble modeli"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "markdown",
|
||||
"metadata": {},
|
||||
"source": [
|
||||
"W jaki sposób można podnieść wynik predykcji dla zadania uczenia maszynowego?"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 32,
|
||||
"metadata": {},
|
||||
"outputs": [
|
||||
{
|
||||
"name": "stdout",
|
||||
"output_type": "stream",
|
||||
"text": [
|
||||
"mkdir: cannot create directory ‘dev-0-ireland-news’: File exists\r\n"
|
||||
]
|
||||
}
|
||||
],
|
||||
"source": [
|
||||
"!mkdir dev-0-ireland-news"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "markdown",
|
||||
"metadata": {},
|
||||
"source": [
|
||||
"Mamy wyzwanie:"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "markdown",
|
||||
"metadata": {},
|
||||
"source": [
|
||||
"https://gonito.net/challenge-all-submissions/ireland-news-headlines-word-gap"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "markdown",
|
||||
"metadata": {},
|
||||
"source": [
|
||||
"https://github.com/kubapok/ireland-news-word-gap/tree/0c6557c8a3cd6d8c77f64618850b2ae82c19476a"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 33,
|
||||
"metadata": {},
|
||||
"outputs": [
|
||||
{
|
||||
"name": "stdout",
|
||||
"output_type": "stream",
|
||||
"text": [
|
||||
"--2022-05-13 13:23:05-- https://github.com/kubapok/ireland-news-word-gap/raw/11c72875023c5c01c9d0c0ca39d72c90c840aeb3/dev-0/out.tsv\n",
|
||||
"Resolving github.com (github.com)... 140.82.121.4\n",
|
||||
"Connecting to github.com (github.com)|140.82.121.4|:443... connected.\n",
|
||||
"HTTP request sent, awaiting response... 302 Found\n",
|
||||
"Location: https://raw.githubusercontent.com/kubapok/ireland-news-word-gap/11c72875023c5c01c9d0c0ca39d72c90c840aeb3/dev-0/out.tsv [following]\n",
|
||||
"--2022-05-13 13:23:06-- https://raw.githubusercontent.com/kubapok/ireland-news-word-gap/11c72875023c5c01c9d0c0ca39d72c90c840aeb3/dev-0/out.tsv\n",
|
||||
"Resolving raw.githubusercontent.com (raw.githubusercontent.com)... 185.199.110.133, 185.199.111.133, 185.199.108.133, ...\n",
|
||||
"Connecting to raw.githubusercontent.com (raw.githubusercontent.com)|185.199.110.133|:443... connected.\n",
|
||||
"HTTP request sent, awaiting response... 200 OK\n",
|
||||
"Length: 63249692 (60M) [text/plain]\n",
|
||||
"Saving to: ‘out.tsv’\n",
|
||||
"\n",
|
||||
"out.tsv 100%[===================>] 60,32M 26,7MB/s in 2,3s \n",
|
||||
"\n",
|
||||
"2022-05-13 13:23:08 (26,7 MB/s) - ‘out.tsv’ saved [63249692/63249692]\n",
|
||||
"\n",
|
||||
"--2022-05-13 13:23:09-- https://github.com/kubapok/ireland-news-word-gap/raw/0c6557c8a3cd6d8c77f64618850b2ae82c19476a/dev-0/out.tsv\n",
|
||||
"Resolving github.com (github.com)... 140.82.121.4\n",
|
||||
"Connecting to github.com (github.com)|140.82.121.4|:443... connected.\n",
|
||||
"HTTP request sent, awaiting response... 302 Found\n",
|
||||
"Location: https://raw.githubusercontent.com/kubapok/ireland-news-word-gap/0c6557c8a3cd6d8c77f64618850b2ae82c19476a/dev-0/out.tsv [following]\n",
|
||||
"--2022-05-13 13:23:09-- https://raw.githubusercontent.com/kubapok/ireland-news-word-gap/0c6557c8a3cd6d8c77f64618850b2ae82c19476a/dev-0/out.tsv\n",
|
||||
"Resolving raw.githubusercontent.com (raw.githubusercontent.com)... 185.199.110.133, 185.199.111.133, 185.199.108.133, ...\n",
|
||||
"Connecting to raw.githubusercontent.com (raw.githubusercontent.com)|185.199.110.133|:443... connected.\n",
|
||||
"HTTP request sent, awaiting response... 200 OK\n",
|
||||
"Length: 63271863 (60M) [text/plain]\n",
|
||||
"Saving to: ‘out.tsv’\n",
|
||||
"\n",
|
||||
"out.tsv 100%[===================>] 60,34M 45,1MB/s in 1,3s \n",
|
||||
"\n",
|
||||
"2022-05-13 13:23:10 (45,1 MB/s) - ‘out.tsv’ saved [63271863/63271863]\n",
|
||||
"\n",
|
||||
"--2022-05-13 13:23:11-- https://git.wmi.amu.edu.pl/kubapok/ireland-news-word-gap-prediction/raw/branch/master/dev-0/expected.tsv\n",
|
||||
"Resolving git.wmi.amu.edu.pl (git.wmi.amu.edu.pl)... 150.254.78.40\n",
|
||||
"Connecting to git.wmi.amu.edu.pl (git.wmi.amu.edu.pl)|150.254.78.40|:443... connected.\n",
|
||||
"HTTP request sent, awaiting response... 200 OK\n",
|
||||
"Length: 866583 (846K) [text/plain]\n",
|
||||
"Saving to: ‘expected.tsv.1’\n",
|
||||
"\n",
|
||||
"expected.tsv.1 100%[===================>] 846,27K 1,91MB/s in 0,4s \n",
|
||||
"\n",
|
||||
"2022-05-13 13:23:11 (1,91 MB/s) - ‘expected.tsv.1’ saved [866583/866583]\n",
|
||||
"\n"
|
||||
]
|
||||
}
|
||||
],
|
||||
"source": [
|
||||
"!wget https://github.com/kubapok/ireland-news-word-gap/raw/11c72875023c5c01c9d0c0ca39d72c90c840aeb3/dev-0/out.tsv\n",
|
||||
"!mv out.tsv ./dev-0/out-solution1.tsv\n",
|
||||
"!wget https://github.com/kubapok/ireland-news-word-gap/raw/0c6557c8a3cd6d8c77f64618850b2ae82c19476a/dev-0/out.tsv\n",
|
||||
"!mv out.tsv ./dev-0/out-solution2.tsv\n",
|
||||
"! ( cd dev-0 ; wget https://git.wmi.amu.edu.pl/kubapok/ireland-news-word-gap-prediction/raw/branch/master/dev-0/expected.tsv)"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 34,
|
||||
"metadata": {},
|
||||
"outputs": [
|
||||
{
|
||||
"name": "stdout",
|
||||
"output_type": "stream",
|
||||
"text": [
|
||||
"--2022-05-13 13:23:12-- https://gonito.net/get/bin/geval\n",
|
||||
"Resolving gonito.net (gonito.net)... 150.254.78.126\n",
|
||||
"Connecting to gonito.net (gonito.net)|150.254.78.126|:443... connected.\n",
|
||||
"HTTP request sent, awaiting response... 200 OK\n",
|
||||
"Length: 12860136 (12M) [application/octet-stream]\n",
|
||||
"Saving to: ‘geval.1’\n",
|
||||
"\n",
|
||||
"geval.1 100%[===================>] 12,26M 2,67MB/s in 4,1s \n",
|
||||
"\n",
|
||||
"2022-05-13 13:23:16 (2,97 MB/s) - ‘geval.1’ saved [12860136/12860136]\n",
|
||||
"\n"
|
||||
]
|
||||
}
|
||||
],
|
||||
"source": [
|
||||
"!wget https://gonito.net/get/bin/geval\n",
|
||||
"!chmod u+x geval"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 35,
|
||||
"metadata": {},
|
||||
"outputs": [
|
||||
{
|
||||
"name": "stdout",
|
||||
"output_type": "stream",
|
||||
"text": [
|
||||
"35.05218788086649\r\n"
|
||||
]
|
||||
}
|
||||
],
|
||||
"source": [
|
||||
"!./geval --metric PerplexityHashed -o ./dev-0/out-solution1.tsv -e dev-0/expected.tsv"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 36,
|
||||
"metadata": {},
|
||||
"outputs": [
|
||||
{
|
||||
"name": "stdout",
|
||||
"output_type": "stream",
|
||||
"text": [
|
||||
"33.47429048442195\r\n"
|
||||
]
|
||||
}
|
||||
],
|
||||
"source": [
|
||||
"!./geval --metric PerplexityHashed -o ./dev-0/out-solution2.tsv -e dev-0/expected.tsv"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 37,
|
||||
"metadata": {},
|
||||
"outputs": [],
|
||||
"source": [
|
||||
"with open('./dev-0/out-solution1.tsv') as s1, open('./dev-0/out-solution2.tsv') as s2, open('./dev-0/out-merge.tsv','w') as f_merge:\n",
|
||||
" for l1, l2 in zip(s1, s2):\n",
|
||||
" dir1 = {''.join(x.split(':')[:-1]): float(x.split(':')[-1]) for x in l1.rstrip().split(' ')}\n",
|
||||
" dir2 = {''.join(x.split(':')[:-1]): float(x.split(':')[-1]) for x in l2.rstrip().split(' ')}\n",
|
||||
" newdir = dict()\n",
|
||||
" for k in dir1.keys() | dir2.keys():\n",
|
||||
" newdir[k] = dir1[k] if k in dir1 else 0.0\n",
|
||||
" newdir[k] += dir2[k] if k in dir2 else 0.0\n",
|
||||
" newdir[k] /= 2\n",
|
||||
" merge_line = ' '.join([k + ':' + str(v) for k,v in newdir.items()]) + '\\n'\n",
|
||||
" f_merge.write(merge_line)"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 38,
|
||||
"metadata": {},
|
||||
"outputs": [
|
||||
{
|
||||
"name": "stdout",
|
||||
"output_type": "stream",
|
||||
"text": [
|
||||
"29.054162509715063\r\n"
|
||||
]
|
||||
}
|
||||
],
|
||||
"source": [
|
||||
"!./geval --metric PerplexityHashed -o ./dev-0/out-merge.tsv -e dev-0/expected.tsv"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "markdown",
|
||||
"metadata": {},
|
||||
"source": [
|
||||
"Złożenie:\n",
|
||||
"\n",
|
||||
"- kilku dobrych niezależnych modeli \n",
|
||||
"- kilku modeli wytrenowanych dla różnego seeda\n",
|
||||
"- kilku ostatnich checkpointów"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "markdown",
|
||||
"metadata": {},
|
||||
"source": [
|
||||
"W jaki sposób składać różne modele:\n",
|
||||
"\n",
|
||||
"- średnia ważona\n",
|
||||
"- średnia geometryczna\n",
|
||||
"- inna średnia\n",
|
||||
"- trenowanie osobnego prostego modelu, którego zadanie to składanie modeli (np. regresja liniowa)\n",
|
||||
"\n",
|
||||
"\n",
|
||||
"Można też trenować wspólnie kilka modeli jednocześnie ze wspólnym backpropagation."
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "markdown",
|
||||
"metadata": {},
|
||||
"source": [
|
||||
"Jakie są minusy ensemble?\n",
|
||||
"\n",
|
||||
"- wyższy stopień skomplikowania modelu\n",
|
||||
"- dłuższy czas inferencji\n",
|
||||
"- zużycie większych zasobów komputera\n",
|
||||
"- gorsza interpretowalność"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "markdown",
|
||||
"metadata": {},
|
||||
"source": [
|
||||
"W praktyce jeżeli startujemy w konkursie uczenia maszynowego, zawsze warto robić ensemble.\n",
|
||||
"\n",
|
||||
"\n",
|
||||
"W komercji jeżeli mamy ograniczenia czasowe lub zasobów, model jest ciężki, wynik modelu nie jest bardzo ważny, to często nie korzysta się z ensembli.\n",
|
||||
"W nauce albo kiedy chcemy porównać kilka różnych metod, to składanie modeli zaburza nam niepotrzebnie obraz."
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "markdown",
|
||||
"metadata": {},
|
||||
"source": [
|
||||
"Warto mieć na uwadze, że niektóre metody z założenia są ensemblami. Np. las losowy albo boostowane drzewa decyzyjne."
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "markdown",
|
||||
"metadata": {},
|
||||
"source": [
|
||||
"### ZADANIE\n",
|
||||
"\n",
|
||||
"przykładowy tekst: \"ala\" \"ma\" \"kota\" \"MASK\" \"2\" \"psy\" \"i\" \"chomika\"\n",
|
||||
"\n",
|
||||
"Stworzyć 2 sieci rekurencyjne LSTM dla Challenging America word-gap prediction. \n",
|
||||
"- jedna sieć powinna działać do przodu (czyli jak zwyczajna sieć): \"ala\" \"ma\" \"kota\"\n",
|
||||
"- druga siec powinna działać do tyłu: \"chomika\" \"i\" \"psy\" \"2\"\n",
|
||||
" \n",
|
||||
"Zrobienie sieci odwrotnej jest bardzo proste. Wystarczy odwrócić kolejność słów, nie ma potrzeby ingerować w architekturę modeli.\n",
|
||||
"\n",
|
||||
"Następnie należy zrobić jakiś ensemble tych modeli. W najprostszej wersji może to być średnia arytmetyczna. Warto jednak spróbować innych sposobów, np. można trenować te sieci łącznie.\n",
|
||||
"\n",
|
||||
"\n",
|
||||
"Wymogi takie jak zawsze, zadanie widoczne na gonito."
|
||||
]
|
||||
}
|
||||
],
|
||||
"metadata": {
|
||||
"author": "Jakub Pokrywka",
|
||||
"email": "kubapok@wmi.amu.edu.pl",
|
||||
"kernelspec": {
|
||||
"display_name": "Python 3 (ipykernel)",
|
||||
"language": "python",
|
||||
"name": "python3"
|
||||
},
|
||||
"lang": "pl",
|
||||
"language_info": {
|
||||
"codemirror_mode": {
|
||||
"name": "ipython",
|
||||
"version": 3
|
||||
},
|
||||
"file_extension": ".py",
|
||||
"mimetype": "text/x-python",
|
||||
"name": "python",
|
||||
"nbconvert_exporter": "python",
|
||||
"pygments_lexer": "ipython3",
|
||||
"version": "3.10.4"
|
||||
},
|
||||
"subtitle": "0.Informacje na temat przedmiotu[ćwiczenia]",
|
||||
"title": "Ekstrakcja informacji",
|
||||
"year": "2021"
|
||||
},
|
||||
"nbformat": 4,
|
||||
"nbformat_minor": 4
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user