Created
May 6, 2019 09:09
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{ | |
"cells": [ | |
{ | |
"cell_type": "code", | |
"execution_count": 1, | |
"metadata": {}, | |
"outputs": [], | |
"source": [ | |
"from gensim.test.utils import common_texts, get_tmpfile\n", | |
"from gensim.models import Word2Vec\n", | |
"\n", | |
"w2v_model = Word2Vec(common_texts, size=100, window=5, min_count=1)" | |
] | |
}, | |
{ | |
"cell_type": "code", | |
"execution_count": 2, | |
"metadata": {}, | |
"outputs": [ | |
{ | |
"data": { | |
"text/plain": [ | |
"[['human', 'interface', 'computer'],\n", | |
" ['survey', 'user', 'computer', 'system', 'response', 'time'],\n", | |
" ['eps', 'user', 'interface', 'system'],\n", | |
" ['system', 'human', 'system', 'eps'],\n", | |
" ['user', 'response', 'time'],\n", | |
" ['trees'],\n", | |
" ['graph', 'trees'],\n", | |
" ['graph', 'minors', 'trees'],\n", | |
" ['graph', 'minors', 'survey']]" | |
] | |
}, | |
"execution_count": 2, | |
"metadata": {}, | |
"output_type": "execute_result" | |
} | |
], | |
"source": [ | |
"common_texts" | |
] | |
}, | |
{ | |
"cell_type": "code", | |
"execution_count": 3, | |
"metadata": {}, | |
"outputs": [ | |
{ | |
"data": { | |
"text/plain": [ | |
"['system',\n", | |
" 'user',\n", | |
" 'trees',\n", | |
" 'graph',\n", | |
" 'human',\n", | |
" 'interface',\n", | |
" 'computer',\n", | |
" 'survey',\n", | |
" 'response',\n", | |
" 'time',\n", | |
" 'eps',\n", | |
" 'minors']" | |
] | |
}, | |
"execution_count": 3, | |
"metadata": {}, | |
"output_type": "execute_result" | |
} | |
], | |
"source": [ | |
"# index to word\n", | |
"w2v_model.wv.index2word" | |
] | |
}, | |
{ | |
"cell_type": "markdown", | |
"metadata": {}, | |
"source": [ | |
"我們需要利用 `index2word` 來算出 `word2index`,接著我們就能把 training / testing data 中的資料以 index 取代。" | |
] | |
}, | |
{ | |
"cell_type": "code", | |
"execution_count": 4, | |
"metadata": {}, | |
"outputs": [ | |
{ | |
"data": { | |
"text/plain": [ | |
"array([[-1.4890118e-03, -4.5906939e-03, 1.7917742e-03, ...,\n", | |
" 1.1652057e-03, -4.3145278e-03, -1.6234915e-03],\n", | |
" [ 4.1555176e-03, -1.7337966e-03, -4.5758467e-03, ...,\n", | |
" -2.7107631e-03, 4.7598602e-03, 4.2530061e-03],\n", | |
" [ 4.5080658e-05, 1.8863901e-03, -4.7816625e-03, ...,\n", | |
" -4.4701910e-03, -9.9671488e-05, 2.9279427e-03],\n", | |
" ...,\n", | |
" [ 7.8272796e-04, -1.6770075e-03, -4.0623671e-03, ...,\n", | |
" 4.6074665e-03, -1.1475774e-03, 4.9830242e-03],\n", | |
" [-1.0417016e-03, 3.9325394e-03, -4.4449898e-03, ...,\n", | |
" -3.0505881e-03, 3.4645137e-03, -3.1374148e-03],\n", | |
" [-2.5614763e-03, -8.8947389e-04, -7.1159453e-04, ...,\n", | |
" 1.5468400e-03, -3.7911797e-03, 2.8648013e-03]], dtype=float32)" | |
] | |
}, | |
"execution_count": 4, | |
"metadata": {}, | |
"output_type": "execute_result" | |
} | |
], | |
"source": [ | |
"# index to vectors\n", | |
"# 之後會將這個對應表傳入 keras\n", | |
"w2v_model.wv.vectors" | |
] | |
}, | |
{ | |
"cell_type": "code", | |
"execution_count": null, | |
"metadata": {}, | |
"outputs": [], | |
"source": [] | |
} | |
], | |
"metadata": { | |
"kernelspec": { | |
"display_name": "Python 3", | |
"language": "python", | |
"name": "python3" | |
}, | |
"language_info": { | |
"codemirror_mode": { | |
"name": "ipython", | |
"version": 3 | |
}, | |
"file_extension": ".py", | |
"mimetype": "text/x-python", | |
"name": "python", | |
"nbconvert_exporter": "python", | |
"pygments_lexer": "ipython3", | |
"version": "3.7.2" | |
} | |
}, | |
"nbformat": 4, | |
"nbformat_minor": 2 | |
} |
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