{
  "id": 100169,
  "title": "Decrease in accuracy after increasing image size.",
  "url": "/competitions/aptos2019-blindness-detection/discussion/100169",
  "author_name": "",
  "post_date": "2019-07-17T00:37:59.127579600Z",
  "votes": null,
  "comment_count": 4,
  "views": 0,
  "content": "<p>I first tried with image size of (299, 299) and got a good accuracy both on training/validation and test as well. Then I tried with image size (512, 512). This time my training/validation accuracy increased a bit but test scores reduced by almost 5%. Can anyone give any insights? Is anyone else also facing such problems?</p>",
  "messages": [
    {
      "id": "577690",
      "postDate": "07/17/2019 00:37:59",
      "content": "<p>I first tried with image size of (299, 299) and got a good accuracy both on training/validation and test as well. Then I tried with image size (512, 512). This time my training/validation accuracy increased a bit but test scores reduced by almost 5%. Can anyone give any insights? Is anyone else also facing such problems?</p>",
      "rawMarkdown": "I first tried with image size of (299, 299) and got a good accuracy both on training/validation and test as well. Then I tried with image size (512, 512). This time my training/validation accuracy increased a bit but test scores reduced by almost 5%. Can anyone give any insights? Is anyone else also facing such problems?",
      "votes": null
    },
    {
      "id": "577696",
      "postDate": "07/17/2019 01:06:57",
      "content": "<p>Why don't you consider reading other threads similar to this?</p>",
      "rawMarkdown": "Why don't you consider reading other threads similar to this?",
      "votes": null
    },
    {
      "id": "577936",
      "postDate": "07/17/2019 07:54:59",
      "content": "<p>Is there one discussing this problem?</p>",
      "rawMarkdown": "Is there one discussing this problem?",
      "votes": null
    },
    {
      "id": "577947",
      "postDate": "07/17/2019 08:17:14",
      "content": "<p>Mayb he is talking about <a href=\"https://www.kaggle.com/c/aptos2019-blindness-detection/discussion/99846#latest-577408\">this</a></p>",
      "rawMarkdown": "Mayb he is talking about [this](https://www.kaggle.com/c/aptos2019-blindness-detection/discussion/99846#latest-577408)",
      "votes": null
    },
    {
      "id": "578075",
      "postDate": "07/17/2019 10:28:24",
      "content": "<p>Thanks for the link. Will take a look at that.</p>",
      "rawMarkdown": "Thanks for the link. Will take a look at that.",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 577696,
      "author_name": "adityaecdrid",
      "author_url": "",
      "post_date": "07/17/2019 01:06:57",
      "content": "<p>Why don't you consider reading other threads similar to this?</p>",
      "votes": null,
      "replies": [
        {
          "id": 577936,
          "author_name": "philippsinger",
          "author_url": "",
          "post_date": "07/17/2019 07:54:59",
          "content": "<p>Is there one discussing this problem?</p>",
          "votes": null,
          "replies": []
        },
        {
          "id": 577947,
          "author_name": "bibek777",
          "author_url": "",
          "post_date": "07/17/2019 08:17:14",
          "content": "<p>Mayb he is talking about <a href=\"https://www.kaggle.com/c/aptos2019-blindness-detection/discussion/99846#latest-577408\">this</a></p>",
          "votes": null,
          "replies": []
        },
        {
          "id": 578075,
          "author_name": "sovitrath",
          "author_url": "",
          "post_date": "07/17/2019 10:28:24",
          "content": "<p>Thanks for the link. Will take a look at that.</p>",
          "votes": null,
          "replies": []
        }
      ]
    }
  ],
  "raw_markdown_by_id": {
    "577690": "I first tried with image size of (299, 299) and got a good accuracy both on training/validation and test as well. Then I tried with image size (512, 512). This time my training/validation accuracy increased a bit but test scores reduced by almost 5%. Can anyone give any insights? Is anyone else also facing such problems?",
    "577696": "Why don't you consider reading other threads similar to this?",
    "577936": "Is there one discussing this problem?",
    "577947": "Mayb he is talking about [this](https://www.kaggle.com/c/aptos2019-blindness-detection/discussion/99846#latest-577408)",
    "578075": "Thanks for the link. Will take a look at that."
  },
  "source": "meta"
}