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   "source": [
    "# HW4: Who Said It?\n",
    "- https://sites.pitt.edu/~naraehan/ling1330/hw4.html\n",
    "### Your name, email, date, etc. "
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# [PART A] Python Code"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "scrolled": false
   },
   "outputs": [],
   "source": [
    "# hw4_whosaid.TEMPLATE.py \n",
    "#     as a single code cell. \n",
    "# Copy-and-paste the script content, then edit. "
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "collapsed": true
   },
   "source": [
    "# [PART B] Analysis and Write-up"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Q1. Classifier accuracy\n",
    "Your answer here. "
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Q2. Features\n",
    "Your answer here. "
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Q3. Main character names\n",
    "\n",
    "Your answer here. You can edit the code cell for [PART A] and re-run. Make sure to change back the code and re-run the whole thing! "
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Q4. Trying out sentences"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# your code for a. here"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "[Q4a] ... and your write-up here. "
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Q5. Label probabilities for a sentence\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# your code for a."
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "[Q5a] your write-up. Make sure to **clearly label your answers** (\"[Q5a]\", etc.)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# your code for b."
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "[Q5b] your write-up."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# your code for c."
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "[Q5c] your write-up."
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Q6. Trying out made-up sentences"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# your code for a."
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "[Q6a] your write-up"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# your code for b."
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "[Q6b] your write-up"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Q7. Base probabilities (=priors)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Q8. Calculating odds ratio"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Q9. Feature weights in model"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Q10. Zero counts and feature weights"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Q11. Combining feature weights\n"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Q12. Development-test data performance\n"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Q13. Error analysis"
   ]
  }
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