{
  "fetched_at": "2026-10-24T08:10:00Z",
  "source_url": "https://www.kaggle.com/competitions/email-author-prediction-2013/data",
  "pages": [
    {
      "name": "Description",
      "content": "<p>The task is to predict email authors based on the unigram or bigram language model. You can download the training, validation and testing sets here or use the ones provided in CMS (they are the same). The data set is of the following format:</p>\r\n<pre>author1 word1 word2 ...<br>author2 word1 word2 ...<br>...</pre>\r\n<p>&quot;author&quot; represents the unique id of the email author and is followed by the text of the email.</p>\r\n<p>You should only be using the training data and the validation data for developing your author prediction model. The test data should only be used at the end for producing the evaluation results.</p>",
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    {
      "name": "Evaluation",
      "content": "<p>Classification accuracy = #correctly predicted authors / #total authors</p>",
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    {
      "name": "rules",
      "content": "\r\n\t<!-- Begin Base Rules -->\r\n    <h3>One account per participant</h3>\r\n    <p>You cannot sign up to Kaggle from multiple accounts and therefore you cannot submit from multiple accounts.</p>\r\n    <h3>No private sharing outside teams</h3>\r\n    <p>\r\n        Privately sharing code or data outside of teams is not permitted.\r\n        It's okay to share code if made available to all participants on the forums.\r\n    </p>\r\n    <h3>Team Mergers</h3>\r\n    <p>\r\n        Team mergers are allowed and can be performed by the team leader. In order to merge, the combined team must have a total submission count less than or equal to the maximum allowed as of the merge date. The maximum allowed is the number of submissions per day multiplied by the number of days the competition has been running.<br/>\r\n    </p>\r\n\r\n    <h3>Team Limits</h3>\r\n    <p>There is no maximum team size.</p>\r\n    <h3>Submission Limits</h3>\r\n    <p>You may submit a maximum of 1024 entries per day.</p>\r\n    <p>You may select up to 32 final submissions for judging.</p>\r\n    <h3>Competition Timeline</h3>\r\n    <p>Start Date: <strong>2/8/2013 11:29 PM UTC</strong></p>\r\n    <p>Merger Deadline: <strong>None</strong></p>\r\n    <p>Entry Deadline: <strong>None</strong></p>\r\n    <p>End Date: <strong>2/25/2013 5:00 PM UTC</strong></p>\r\n\t<!-- End Base Rules -->\r\n",
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    {
      "name": "Submission Instructions",
      "content": "<p>Submit the prediction results in file result.txt. In result.txt, output the predicted authors of the emails in both the validation set and the test set, with each line containing one author. For example:</p>\r\n<pre>beck-s<br>beck-s<br>farmer-d<br>......</pre>\r\n<pre>Output the predictions for validation set first and then the predictions for the test set.</pre>\r\n<pre>&nbsp;</pre>\r\n<pre>You can make more than one submissions,&nbsp;but you should select only one as your final submission.</pre>\r\n<pre>Before the competition is complete, you can only see the evaluation results on the validation set.&nbsp;</pre>\r\n<pre>At the end, your system will be evaluated on the test set and produce a final accuracy score&nbsp;</pre>\r\n<pre>(it might be different from the score obtained from the validation set).</pre>",
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    {
      "name": "Prizes",
      "content": "<p>Insert your prizes here</p>",
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