{
  "id": 313932,
  "title": "Sites items position bias",
  "url": "/competitions/h-and-m-personalized-fashion-recommendations/discussion/313932",
  "author_name": "",
  "post_date": "2022-03-19T18:36:41.546080400Z",
  "votes": 6,
  "comment_count": 2,
  "views": 0,
  "content": "<p>I would like to mention some important aspect while looking at the problem:</p>\n<p>Some of the products are placed at more visible locations then others in the shop,<br>\nand sometimes even gets temporary location at the shop entry (so every visitor can see it).</p>\n<p>That brings a position bias issue, as if the product change place in the store its sales will probably change with respect to that.</p>\n<p>Besides optimizing the products locations in the store to optimize sales (which could be an extremely cool problem to work on :) ) I think this data could improve significantly this competition final scores.</p>\n<p>I just point it out as something to think of :)    </p>",
  "messages": [
    {
      "id": "1729192",
      "postDate": "03/19/2022 18:36:41",
      "content": "<p>I would like to mention some important aspect while looking at the problem:</p>\n<p>Some of the products are placed at more visible locations then others in the shop,<br>\nand sometimes even gets temporary location at the shop entry (so every visitor can see it).</p>\n<p>That brings a position bias issue, as if the product change place in the store its sales will probably change with respect to that.</p>\n<p>Besides optimizing the products locations in the store to optimize sales (which could be an extremely cool problem to work on :) ) I think this data could improve significantly this competition final scores.</p>\n<p>I just point it out as something to think of :)    </p>",
      "rawMarkdown": "I would like to mention some important aspect while looking at the problem:\n\nSome of the products are placed at more visible locations then others in the shop,\nand sometimes even gets temporary location at the shop entry (so every visitor can see it).\n\nThat brings a position bias issue, as if the product change place in the store its sales will probably change with respect to that.\n\nBesides optimizing the products locations in the store to optimize sales (which could be an extremely cool problem to work on :) ) I think this data could improve significantly this competition final scores.\n\nI just point it out as something to think of :)",
      "votes": null
    },
    {
      "id": "1729676",
      "postDate": "03/20/2022 10:52:08",
      "content": "<p>Hi. It is a very good point and I would use it on my next EDA work.</p>\n<p>However if the sales chanel is the other (I think the website) will you consider the bias with same point of view?</p>",
      "rawMarkdown": "Hi. It is a very good point and I would use it on my next EDA work.\n\nHowever if the sales chanel is the other (I think the website) will you consider the bias with same point of view?",
      "votes": null
    },
    {
      "id": "1733667",
      "postDate": "03/24/2022 13:52:50",
      "content": "<p>Hi, I think yes. within the website we could use the rank of the item.<br>\nThe first items always get much more traffic, modeling this bias could be nice but I don't think that enough data is given.</p>",
      "rawMarkdown": "Hi, I think yes. within the website we could use the rank of the item.\nThe first items always get much more traffic, modeling this bias could be nice but I don't think that enough data is given.",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 1729676,
      "author_name": "eduardocatarino",
      "author_url": "",
      "post_date": "03/20/2022 10:52:08",
      "content": "<p>Hi. It is a very good point and I would use it on my next EDA work.</p>\n<p>However if the sales chanel is the other (I think the website) will you consider the bias with same point of view?</p>",
      "votes": null,
      "replies": [
        {
          "id": 1733667,
          "author_name": "eldadp100",
          "author_url": "",
          "post_date": "03/24/2022 13:52:50",
          "content": "<p>Hi, I think yes. within the website we could use the rank of the item.<br>\nThe first items always get much more traffic, modeling this bias could be nice but I don't think that enough data is given.</p>",
          "votes": null,
          "replies": []
        }
      ]
    }
  ],
  "raw_markdown_by_id": {
    "1729192": "I would like to mention some important aspect while looking at the problem:\n\nSome of the products are placed at more visible locations then others in the shop,\nand sometimes even gets temporary location at the shop entry (so every visitor can see it).\n\nThat brings a position bias issue, as if the product change place in the store its sales will probably change with respect to that.\n\nBesides optimizing the products locations in the store to optimize sales (which could be an extremely cool problem to work on :) ) I think this data could improve significantly this competition final scores.\n\nI just point it out as something to think of :)",
    "1729676": "Hi. It is a very good point and I would use it on my next EDA work.\n\nHowever if the sales chanel is the other (I think the website) will you consider the bias with same point of view?",
    "1733667": "Hi, I think yes. within the website we could use the rank of the item.\nThe first items always get much more traffic, modeling this bias could be nice but I don't think that enough data is given."
  },
  "source": "meta"
}