{
  "id": 471044,
  "title": "NaN's Analysis, ~ 1% of data can be ignored/weak labels",
  "url": "/competitions/hms-harmful-brain-activity-classification/discussion/471044",
  "author_name": "",
  "post_date": "2024-01-26T17:47:57.150978300Z",
  "votes": 8,
  "comment_count": 2,
  "views": 0,
  "content": "<table>\n<thead>\n<tr>\n<th>Sequence</th>\n<th># of NaN Sub Sequences</th>\n<th>% of NaN's for complete Sequence (each unit)</th>\n<th>% of NaN's for Middle Sequence (each unit)</th>\n</tr>\n</thead>\n<tbody>\n<tr>\n<td>EEG</td>\n<td>165 out of 106800</td>\n<td>0.005% (for 50secs)</td>\n<td>0.008% (for 10secs)</td>\n</tr>\n<tr>\n<td>Spectrogram</td>\n<td>727 out of 106800</td>\n<td>1.82% (for 600secs)</td>\n<td>0.11% (for 12secs)</td>\n</tr>\n<tr>\n<td>EEG &amp; Spectrogram</td>\n<td>853 out of 106800</td>\n<td>can be ignored or treat as weak lables  - EEG's 10secs &amp; Spectrogram's 12secs</td>\n<td></td>\n</tr>\n</tbody>\n</table>\n<p><img src=\"https://www.kaggleusercontent.com/kf/160538730/eyJhbGciOiJkaXIiLCJlbmMiOiJBMTI4Q0JDLUhTMjU2In0..yrGGNu4YA_PJeQV1_KNUVg.JiG89X6FwBt8kJfszIcEUioVDHCh1a3hDqUg-l-4Ru1IJykwHpZyZ_8-x1RGmrs8UzbrXQLnSvuUX7s4n62f6A2jm0BNCzK_vPj6_XzHx_zdr92-yrHHrQbQrpp1X_2TcNYxOEom0FRgv1rHiaoIAVarshM-fNjq0KooAvt3NVPyLNJtOKKCBlIfzTWvs3yRZS6RDvTUBSF2tmwQOFsun1-1j8OoFQPvLHmpPkzylnCmCAOOvoctaq5mVruCTql5PPPdaCkQKY2SENZfAU3s7cp_z8KArSxiENLj-6P5BpBLZ5TgxatGbMG11FeJbHDxUw6f5F6tQzzPdaCdrlRMPb63cVsZFj9dtjqBLdx19RU6YKflVtYwP-mJsev7qxCvrEm6C0Sl0EGQX1_pbtZYL1lLT0-miK3E8we-FA3aXGcYUnM0951T4nlI6527QxXtSk4OTo9yavxFDhncMSGUY26enKCJJZeeUDt425fDG7bnl4wZjWpbMHCI7JmZRtiLm2IZEAXKmWTxC8kZtllSc4ngIBLseHETZDaNSew1nLafHhZcUWbISSCx7KYT9dSQ7KaYsyJTVORyQaOoQgKyyv1VvBkQhgcBJ5Nu69IUQOY0ew53NQ9TP_SjJ9okR-hDdZCy3q5UFQS8uMT_XyJZxj9kvPQweu1PT0uyetS5no8.fRruZ6vMeyOcHWlU20RACw/__results___files/__results___22_0.png\"></p>\n<h2><a href=\"https://www.kaggle.com/seshurajup/eeg-spectrogram-nan-analysis\" target=\"_blank\">EEG &amp; Spectrogram NaN Analysis </a></h2>\n<hr>",
  "messages": [
    {
      "id": "2621330",
      "postDate": "01/26/2024 17:47:57",
      "content": "<table>\n<thead>\n<tr>\n<th>Sequence</th>\n<th># of NaN Sub Sequences</th>\n<th>% of NaN's for complete Sequence (each unit)</th>\n<th>% of NaN's for Middle Sequence (each unit)</th>\n</tr>\n</thead>\n<tbody>\n<tr>\n<td>EEG</td>\n<td>165 out of 106800</td>\n<td>0.005% (for 50secs)</td>\n<td>0.008% (for 10secs)</td>\n</tr>\n<tr>\n<td>Spectrogram</td>\n<td>727 out of 106800</td>\n<td>1.82% (for 600secs)</td>\n<td>0.11% (for 12secs)</td>\n</tr>\n<tr>\n<td>EEG &amp; Spectrogram</td>\n<td>853 out of 106800</td>\n<td>can be ignored or treat as weak lables  - EEG's 10secs &amp; Spectrogram's 12secs</td>\n<td></td>\n</tr>\n</tbody>\n</table>\n<p><img src=\"https://www.kaggleusercontent.com/kf/160538730/eyJhbGciOiJkaXIiLCJlbmMiOiJBMTI4Q0JDLUhTMjU2In0..yrGGNu4YA_PJeQV1_KNUVg.JiG89X6FwBt8kJfszIcEUioVDHCh1a3hDqUg-l-4Ru1IJykwHpZyZ_8-x1RGmrs8UzbrXQLnSvuUX7s4n62f6A2jm0BNCzK_vPj6_XzHx_zdr92-yrHHrQbQrpp1X_2TcNYxOEom0FRgv1rHiaoIAVarshM-fNjq0KooAvt3NVPyLNJtOKKCBlIfzTWvs3yRZS6RDvTUBSF2tmwQOFsun1-1j8OoFQPvLHmpPkzylnCmCAOOvoctaq5mVruCTql5PPPdaCkQKY2SENZfAU3s7cp_z8KArSxiENLj-6P5BpBLZ5TgxatGbMG11FeJbHDxUw6f5F6tQzzPdaCdrlRMPb63cVsZFj9dtjqBLdx19RU6YKflVtYwP-mJsev7qxCvrEm6C0Sl0EGQX1_pbtZYL1lLT0-miK3E8we-FA3aXGcYUnM0951T4nlI6527QxXtSk4OTo9yavxFDhncMSGUY26enKCJJZeeUDt425fDG7bnl4wZjWpbMHCI7JmZRtiLm2IZEAXKmWTxC8kZtllSc4ngIBLseHETZDaNSew1nLafHhZcUWbISSCx7KYT9dSQ7KaYsyJTVORyQaOoQgKyyv1VvBkQhgcBJ5Nu69IUQOY0ew53NQ9TP_SjJ9okR-hDdZCy3q5UFQS8uMT_XyJZxj9kvPQweu1PT0uyetS5no8.fRruZ6vMeyOcHWlU20RACw/__results___files/__results___22_0.png\"></p>\n<h2><a href=\"https://www.kaggle.com/seshurajup/eeg-spectrogram-nan-analysis\" target=\"_blank\">EEG &amp; Spectrogram NaN Analysis </a></h2>\n<hr>",
      "rawMarkdown": "| Sequence | # of NaN Sub Sequences |  % of NaN's for complete Sequence (each unit) | % of NaN's for Middle Sequence (each unit) |\n| --- | --- | --- | --- | \n| EEG | 165 out of 106800 |  0.005% (for 50secs) | 0.008% (for 10secs) | \n| Spectrogram | 727 out of 106800 | 1.82% (for 600secs) | 0.11% (for 12secs) |\n| EEG & Spectrogram | 853 out of 106800 | can be ignored or treat as weak lables  - EEG's 10secs & Spectrogram's 12secs  |\n\n![](https://www.kaggleusercontent.com/kf/160538730/eyJhbGciOiJkaXIiLCJlbmMiOiJBMTI4Q0JDLUhTMjU2In0..yrGGNu4YA_PJeQV1_KNUVg.JiG89X6FwBt8kJfszIcEUioVDHCh1a3hDqUg-l-4Ru1IJykwHpZyZ_8-x1RGmrs8UzbrXQLnSvuUX7s4n62f6A2jm0BNCzK_vPj6_XzHx_zdr92-yrHHrQbQrpp1X_2TcNYxOEom0FRgv1rHiaoIAVarshM-fNjq0KooAvt3NVPyLNJtOKKCBlIfzTWvs3yRZS6RDvTUBSF2tmwQOFsun1-1j8OoFQPvLHmpPkzylnCmCAOOvoctaq5mVruCTql5PPPdaCkQKY2SENZfAU3s7cp_z8KArSxiENLj-6P5BpBLZ5TgxatGbMG11FeJbHDxUw6f5F6tQzzPdaCdrlRMPb63cVsZFj9dtjqBLdx19RU6YKflVtYwP-mJsev7qxCvrEm6C0Sl0EGQX1_pbtZYL1lLT0-miK3E8we-FA3aXGcYUnM0951T4nlI6527QxXtSk4OTo9yavxFDhncMSGUY26enKCJJZeeUDt425fDG7bnl4wZjWpbMHCI7JmZRtiLm2IZEAXKmWTxC8kZtllSc4ngIBLseHETZDaNSew1nLafHhZcUWbISSCx7KYT9dSQ7KaYsyJTVORyQaOoQgKyyv1VvBkQhgcBJ5Nu69IUQOY0ew53NQ9TP_SjJ9okR-hDdZCy3q5UFQS8uMT_XyJZxj9kvPQweu1PT0uyetS5no8.fRruZ6vMeyOcHWlU20RACw/__results___files/__results___22_0.png)\n\n## [EEG & Spectrogram NaN Analysis ](https://www.kaggle.com/seshurajup/eeg-spectrogram-nan-analysis)\n\n----",
      "votes": null
    },
    {
      "id": "2623917",
      "postDate": "01/28/2024 13:17:29",
      "content": "<p><a href=\"https://www.kaggle.com/seshurajup\" target=\"_blank\">@seshurajup</a> I have a question. May you clarify what does it mean by \"Sub Sequences\" and \"complete sequence\"?</p>",
      "rawMarkdown": "seshurajup I have a question. May you clarify what does it mean by \"Sub Sequences\" and \"complete sequence\"?",
      "votes": null
    },
    {
      "id": "2626413",
      "postDate": "01/30/2024 02:16:59",
      "content": "<p><a href=\"https://www.kaggle.com/renyiwei\" target=\"_blank\">@renyiwei</a> for EEG's sequences = 50secs ( i am treating as complete sequence ), but expert voted based on middle 10secs ( i am treating as sub seuqnce )</p>",
      "rawMarkdown": "renyiwei for EEG's sequences = 50secs ( i am treating as complete sequence ), but expert voted based on middle 10secs ( i am treating as sub seuqnce )",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 2623917,
      "author_name": "renyiwei",
      "author_url": "",
      "post_date": "01/28/2024 13:17:29",
      "content": "<p><a href=\"https://www.kaggle.com/seshurajup\" target=\"_blank\">@seshurajup</a> I have a question. May you clarify what does it mean by \"Sub Sequences\" and \"complete sequence\"?</p>",
      "votes": null,
      "replies": [
        {
          "id": 2626413,
          "author_name": "seshurajup",
          "author_url": "",
          "post_date": "01/30/2024 02:16:59",
          "content": "<p><a href=\"https://www.kaggle.com/renyiwei\" target=\"_blank\">@renyiwei</a> for EEG's sequences = 50secs ( i am treating as complete sequence ), but expert voted based on middle 10secs ( i am treating as sub seuqnce )</p>",
          "votes": null,
          "replies": []
        }
      ]
    }
  ],
  "raw_markdown_by_id": {
    "2621330": "| Sequence | # of NaN Sub Sequences |  % of NaN's for complete Sequence (each unit) | % of NaN's for Middle Sequence (each unit) |\n| --- | --- | --- | --- | \n| EEG | 165 out of 106800 |  0.005% (for 50secs) | 0.008% (for 10secs) | \n| Spectrogram | 727 out of 106800 | 1.82% (for 600secs) | 0.11% (for 12secs) |\n| EEG & Spectrogram | 853 out of 106800 | can be ignored or treat as weak lables  - EEG's 10secs & Spectrogram's 12secs  |\n\n![](https://www.kaggleusercontent.com/kf/160538730/eyJhbGciOiJkaXIiLCJlbmMiOiJBMTI4Q0JDLUhTMjU2In0..yrGGNu4YA_PJeQV1_KNUVg.JiG89X6FwBt8kJfszIcEUioVDHCh1a3hDqUg-l-4Ru1IJykwHpZyZ_8-x1RGmrs8UzbrXQLnSvuUX7s4n62f6A2jm0BNCzK_vPj6_XzHx_zdr92-yrHHrQbQrpp1X_2TcNYxOEom0FRgv1rHiaoIAVarshM-fNjq0KooAvt3NVPyLNJtOKKCBlIfzTWvs3yRZS6RDvTUBSF2tmwQOFsun1-1j8OoFQPvLHmpPkzylnCmCAOOvoctaq5mVruCTql5PPPdaCkQKY2SENZfAU3s7cp_z8KArSxiENLj-6P5BpBLZ5TgxatGbMG11FeJbHDxUw6f5F6tQzzPdaCdrlRMPb63cVsZFj9dtjqBLdx19RU6YKflVtYwP-mJsev7qxCvrEm6C0Sl0EGQX1_pbtZYL1lLT0-miK3E8we-FA3aXGcYUnM0951T4nlI6527QxXtSk4OTo9yavxFDhncMSGUY26enKCJJZeeUDt425fDG7bnl4wZjWpbMHCI7JmZRtiLm2IZEAXKmWTxC8kZtllSc4ngIBLseHETZDaNSew1nLafHhZcUWbISSCx7KYT9dSQ7KaYsyJTVORyQaOoQgKyyv1VvBkQhgcBJ5Nu69IUQOY0ew53NQ9TP_SjJ9okR-hDdZCy3q5UFQS8uMT_XyJZxj9kvPQweu1PT0uyetS5no8.fRruZ6vMeyOcHWlU20RACw/__results___files/__results___22_0.png)\n\n## [EEG & Spectrogram NaN Analysis ](https://www.kaggle.com/seshurajup/eeg-spectrogram-nan-analysis)\n\n----",
    "2623917": "seshurajup I have a question. May you clarify what does it mean by \"Sub Sequences\" and \"complete sequence\"?",
    "2626413": "renyiwei for EEG's sequences = 50secs ( i am treating as complete sequence ), but expert voted based on middle 10secs ( i am treating as sub seuqnce )"
  },
  "source": "meta"
}