{
  "id": 368258,
  "title": "Some caution to apply NLP methods",
  "url": "/competitions/otto-recommender-system/discussion/368258",
  "author_name": "Han",
  "post_date": "2022-11-24T11:28:20.380000",
  "votes": 2,
  "comment_count": 0,
  "views": 0,
  "content": "<p>The train dataset starts from 2022-07-31 22:00:00 from the<br>\n\"<a href=\"https://www.kaggle.com/datasets/radek1/otto-full-optimized-memory-footprint\" target=\"_blank\">otto-full-optimized-memory-footprint</a>\" and \"<a href=\"https://www.kaggle.com/datasets/columbia2131/otto-chunk-data-inparquet-format\" target=\"_blank\">otto-chunk-data-inparquet-format</a>\" datasets</p>\n<p>I was trying to create a experiment dataset for sequence-prediction, just like any RNN or Transformers architecture.<br>\nThose get insight from \"previous behaviors\". However, there are many sessions that starts with \"carts\".</p>\n<p>The type mapping is followed,  {'clicks': 0, 'carts': 1, 'orders': 2}</p>\n<p><img src=\"https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F2743215%2F992e0ea92ca655b919a6603be19f1765%2Fstart_carts.png?generation=1669288124642750&amp;alt=media\" alt=\"start_carts_without_click\"></p>\n<p>My hypothesis was the session \"clicks\" are related what the user in the session tried to search a item (aid), so the clicks might be affect to the user's \"carts or orders\", as cause and effect problem. </p>\n<p>To resolve and create a proper sequences,  may need some preprocessing steps for filling, padding or dropping. </p>\n<p>checking notebook: <a href=\"https://www.kaggle.com/seunghwan1228/cheking-oov-test-aid\" target=\"_blank\">here</a></p>",
  "messages": [
    {
      "id": 2042010,
      "postDate": "2022-11-24T11:28:20.380Z",
      "content": "<p>The train dataset starts from 2022-07-31 22:00:00 from the<br>\n\"<a href=\"https://www.kaggle.com/datasets/radek1/otto-full-optimized-memory-footprint\" target=\"_blank\">otto-full-optimized-memory-footprint</a>\" and \"<a href=\"https://www.kaggle.com/datasets/columbia2131/otto-chunk-data-inparquet-format\" target=\"_blank\">otto-chunk-data-inparquet-format</a>\" datasets</p>\n<p>I was trying to create a experiment dataset for sequence-prediction, just like any RNN or Transformers architecture.<br>\nThose get insight from \"previous behaviors\". However, there are many sessions that starts with \"carts\".</p>\n<p>The type mapping is followed,  {'clicks': 0, 'carts': 1, 'orders': 2}</p>\n<p><img src=\"https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F2743215%2F992e0ea92ca655b919a6603be19f1765%2Fstart_carts.png?generation=1669288124642750&amp;alt=media\" alt=\"start_carts_without_click\"></p>\n<p>My hypothesis was the session \"clicks\" are related what the user in the session tried to search a item (aid), so the clicks might be affect to the user's \"carts or orders\", as cause and effect problem. </p>\n<p>To resolve and create a proper sequences,  may need some preprocessing steps for filling, padding or dropping. </p>\n<p>checking notebook: <a href=\"https://www.kaggle.com/seunghwan1228/cheking-oov-test-aid\" target=\"_blank\">here</a></p>",
      "rawMarkdown": "The train dataset starts from 2022-07-31 22:00:00 from the\n\"[otto-full-optimized-memory-footprint](https://www.kaggle.com/datasets/radek1/otto-full-optimized-memory-footprint)\" and \"[otto-chunk-data-inparquet-format](https://www.kaggle.com/datasets/columbia2131/otto-chunk-data-inparquet-format)\" datasets\n\nI was trying to create a experiment dataset for sequence-prediction, just like any RNN or Transformers architecture.\nThose get insight from \"previous behaviors\". However, there are many sessions that starts with \"carts\".\n\nThe type mapping is followed,  {'clicks': 0, 'carts': 1, 'orders': 2}\n\n![start_carts_without_click](https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F2743215%2F992e0ea92ca655b919a6603be19f1765%2Fstart_carts.png?generation=1669288124642750&alt=media)\n\n\nMy hypothesis was the session \"clicks\" are related what the user in the session tried to search a item (aid), so the clicks might be affect to the user's \"carts or orders\", as cause and effect problem. \n\nTo resolve and create a proper sequences,  may need some preprocessing steps for filling, padding or dropping. \n\nchecking notebook: [here](https://www.kaggle.com/seunghwan1228/cheking-oov-test-aid)",
      "votes": 2
    }
  ],
  "comments": [],
  "raw_markdown_by_id": {
    "2042010": "The train dataset starts from 2022-07-31 22:00:00 from the\n\"[otto-full-optimized-memory-footprint](https://www.kaggle.com/datasets/radek1/otto-full-optimized-memory-footprint)\" and \"[otto-chunk-data-inparquet-format](https://www.kaggle.com/datasets/columbia2131/otto-chunk-data-inparquet-format)\" datasets\n\nI was trying to create a experiment dataset for sequence-prediction, just like any RNN or Transformers architecture.\nThose get insight from \"previous behaviors\". However, there are many sessions that starts with \"carts\".\n\nThe type mapping is followed,  {'clicks': 0, 'carts': 1, 'orders': 2}\n\n![start_carts_without_click](https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F2743215%2F992e0ea92ca655b919a6603be19f1765%2Fstart_carts.png?generation=1669288124642750&alt=media)\n\n\nMy hypothesis was the session \"clicks\" are related what the user in the session tried to search a item (aid), so the clicks might be affect to the user's \"carts or orders\", as cause and effect problem. \n\nTo resolve and create a proper sequences,  may need some preprocessing steps for filling, padding or dropping. \n\nchecking notebook: [here](https://www.kaggle.com/seunghwan1228/cheking-oov-test-aid)"
  }
}