6.Word2vec.ipynb

{
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  {
   "cell_type": "code",
   "execution_count": 1,
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   "source": [
    "import gensim"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
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   "source": [
    "import gensim.models.keyedvectors as word2vec\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [],
   "source": [
    "model= word2vec.KeyedVectors.load_word2vec_format('GoogleNews-vectors-negative300-SLIM.bin', binary=True)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[('queen', 0.7118192911148071),\n",
       " ('monarch', 0.6189674735069275),\n",
       " ('princess', 0.5902431607246399)]"
      ]
     },
     "execution_count": 4,
     "metadata": {},
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   ],
   "source": [
    "model.most_similar(positive=['woman', 'king'], negative=['man'], topn=3)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[('dogs', 0.8680490255355835),\n",
       " ('puppy', 0.8106428384780884),\n",
       " ('pooch', 0.7627377510070801),\n",
       " ('cat', 0.7609457969665527),\n",
       " ('Rottweiler', 0.7437615394592285),\n",
       " ('beagle', 0.7418622970581055),\n",
       " ('pup', 0.7406911253929138),\n",
       " ('Pomeranian', 0.7238621115684509),\n",
       " ('canines', 0.7221246361732483),\n",
       " ('chihuahua', 0.7173917889595032)]"
      ]
     },
     "execution_count": 8,
     "metadata": {},
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   ],
   "source": [
    "model.most_similar('dog')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 9,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[('know', 0.7344213128089905),\n",
       " ('guess', 0.7197478413581848),\n",
       " ('suppose', 0.7155849933624268),\n",
       " ('really', 0.7071927189826965),\n",
       " ('thought', 0.6869825720787048),\n",
       " ('obviously', 0.6726903319358826),\n",
       " ('maybe', 0.6688639521598816),\n",
       " ('probably', 0.6679361462593079),\n",
       " ('believe', 0.6625527143478394),\n",
       " ('definitely', 0.6613534688949585)]"
      ]
     },
     "execution_count": 9,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "model.most_similar('think')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 10,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'dog'"
      ]
     },
     "execution_count": 10,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "model.doesnt_match(\"mother father daughter dog\".split())"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": []
  }
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