{
  "id": 518942,
  "title": "Viewing the churn ",
  "url": "/competitions/leash-BELKA/discussion/518942",
  "author_name": "Ravi Ramakrishnan",
  "post_date": "2024-07-09T00:42:10.035000",
  "votes": 35,
  "comment_count": 6,
  "views": 0,
  "content": "<p>Hello participants,</p>\n<p>We have a significant level of churn in the competition as expected. Please find the plot below where I try and visualize the churn - </p>\n<p><img src=\"https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F8273630%2F4c6fc247363fa8360a354ced5cba834d%2FlbBELKA.png?generation=1720484523393265&amp;alt=media\"></p>\n<p>I divide the leaderboard into 4 regions of interest as below-</p>\n<table>\n<thead>\n<tr>\n<th>Region label</th>\n<th>Comments and inferences</th>\n</tr>\n</thead>\n<tbody>\n<tr>\n<td>R1</td>\n<td>* Congratulations to these participants for being stable despite the churn! They finished in the medal position on the private LB and also were placed well on the public LB</td>\n</tr>\n<tr>\n<td>R2</td>\n<td>* This group of participating teams perhaps fell off the cliff. <br> * The group entirely represents all teams finishing outside the medal zone on the private LB despite a good public LB rank</td>\n</tr>\n<tr>\n<td>R3</td>\n<td>* Kudos to this group for beating the churn and moving up the ranks! <br> * The competition winner belongs to this group! <br> * Belief in one's CV score and avoiding falling in the public rank trap is key to success!</td>\n</tr>\n<tr>\n<td>R4</td>\n<td>* We have a couple of sticky patches on the leaderboard, perhaps stemming from public notebook submissions. <br> * 3 of these regions are worth a special mention!</td>\n</tr>\n</tbody>\n</table>\n<h3>Analysis of the medal winning positions</h3>\n<table>\n<thead>\n<tr>\n<th>Medal label</th>\n<th>Last rank</th>\n<th>Comments</th>\n<th>Number of submissions (mean)</th>\n<th>Teams with &lt;=5 submissions</th>\n<th>Teams with &lt;=2 submissions</th>\n</tr>\n</thead>\n<tbody>\n<tr>\n<td>Gold</td>\n<td>13</td>\n<td>* Stable teams = 1 <br> * Teams entering from below  = 12</td>\n<td>66.30</td>\n<td>5</td>\n<td>4</td>\n</tr>\n<tr>\n<td>Silver</td>\n<td>99</td>\n<td>* Stable teams = 15 <br> * Teams entering from below  = 64 <br> * Teams entering from above = 7</td>\n<td>59.48</td>\n<td>16</td>\n<td>7</td>\n</tr>\n<tr>\n<td>Bronze</td>\n<td>198</td>\n<td>* Stable teams = 13 <br> * Teams entering from below  = 61 <br> * Teams entering from above = 25</td>\n<td>58.83</td>\n<td>19</td>\n<td>8</td>\n</tr>\n</tbody>\n</table>\n<p><br><strong>Some interesting points to note-</strong></p>\n<ol>\n<li>4 teams in the gold zone and even in the prize winning regions have &lt;=2 submissions, the average submissions count for this group is pushed upward by 1 team with 480 submissions</li>\n<li>7 teams in the silver zone have &lt;=2 submissions</li>\n<li>8 teams in the bronze zone have made &lt;=2 submissions</li>\n</ol>\n<p>Does this tell us a story in itself? <br>\nThoughts and comments!</p>\n<p>Best regards,<br>\nRavi Ramakrishnan</p>",
  "messages": [
    {
      "id": 2912524,
      "postDate": "2024-07-09T00:42:10.037Z",
      "content": "<p>Hello participants,</p>\n<p>We have a significant level of churn in the competition as expected. Please find the plot below where I try and visualize the churn - </p>\n<p><img src=\"https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F8273630%2F4c6fc247363fa8360a354ced5cba834d%2FlbBELKA.png?generation=1720484523393265&amp;alt=media\"></p>\n<p>I divide the leaderboard into 4 regions of interest as below-</p>\n<table>\n<thead>\n<tr>\n<th>Region label</th>\n<th>Comments and inferences</th>\n</tr>\n</thead>\n<tbody>\n<tr>\n<td>R1</td>\n<td>* Congratulations to these participants for being stable despite the churn! They finished in the medal position on the private LB and also were placed well on the public LB</td>\n</tr>\n<tr>\n<td>R2</td>\n<td>* This group of participating teams perhaps fell off the cliff. <br> * The group entirely represents all teams finishing outside the medal zone on the private LB despite a good public LB rank</td>\n</tr>\n<tr>\n<td>R3</td>\n<td>* Kudos to this group for beating the churn and moving up the ranks! <br> * The competition winner belongs to this group! <br> * Belief in one's CV score and avoiding falling in the public rank trap is key to success!</td>\n</tr>\n<tr>\n<td>R4</td>\n<td>* We have a couple of sticky patches on the leaderboard, perhaps stemming from public notebook submissions. <br> * 3 of these regions are worth a special mention!</td>\n</tr>\n</tbody>\n</table>\n<h3>Analysis of the medal winning positions</h3>\n<table>\n<thead>\n<tr>\n<th>Medal label</th>\n<th>Last rank</th>\n<th>Comments</th>\n<th>Number of submissions (mean)</th>\n<th>Teams with &lt;=5 submissions</th>\n<th>Teams with &lt;=2 submissions</th>\n</tr>\n</thead>\n<tbody>\n<tr>\n<td>Gold</td>\n<td>13</td>\n<td>* Stable teams = 1 <br> * Teams entering from below  = 12</td>\n<td>66.30</td>\n<td>5</td>\n<td>4</td>\n</tr>\n<tr>\n<td>Silver</td>\n<td>99</td>\n<td>* Stable teams = 15 <br> * Teams entering from below  = 64 <br> * Teams entering from above = 7</td>\n<td>59.48</td>\n<td>16</td>\n<td>7</td>\n</tr>\n<tr>\n<td>Bronze</td>\n<td>198</td>\n<td>* Stable teams = 13 <br> * Teams entering from below  = 61 <br> * Teams entering from above = 25</td>\n<td>58.83</td>\n<td>19</td>\n<td>8</td>\n</tr>\n</tbody>\n</table>\n<p><br><strong>Some interesting points to note-</strong></p>\n<ol>\n<li>4 teams in the gold zone and even in the prize winning regions have &lt;=2 submissions, the average submissions count for this group is pushed upward by 1 team with 480 submissions</li>\n<li>7 teams in the silver zone have &lt;=2 submissions</li>\n<li>8 teams in the bronze zone have made &lt;=2 submissions</li>\n</ol>\n<p>Does this tell us a story in itself? <br>\nThoughts and comments!</p>\n<p>Best regards,<br>\nRavi Ramakrishnan</p>",
      "rawMarkdown": "Hello participants,\n\nWe have a significant level of churn in the competition as expected. Please find the plot below where I try and visualize the churn - \n\n![](https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F8273630%2F4c6fc247363fa8360a354ced5cba834d%2FlbBELKA.png?generation=1720484523393265&alt=media)\n\nI divide the leaderboard into 4 regions of interest as below-\n\n| Region label | Comments and inferences  |\n| --- | --- |\n| R1 | * Congratulations to these participants for being stable despite the churn! They finished in the medal position on the private LB and also were placed well on the public LB   |\n| R2 | * This group of participating teams perhaps fell off the cliff. <br> * The group entirely represents all teams finishing outside the medal zone on the private LB despite a good public LB rank   |\n| R3 | * Kudos to this group for beating the churn and moving up the ranks! <br> * The competition winner belongs to this group! <br> * Belief in one's CV score and avoiding falling in the public rank trap is key to success!   |\n| R4 | * We have a couple of sticky patches on the leaderboard, perhaps stemming from public notebook submissions. <br> * 3 of these regions are worth a special mention! |\n\n### Analysis of the medal winning positions\n\n| Medal label | Last rank | Comments | Number of submissions (mean) | Teams with <=5 submissions| Teams with <=2 submissions| \n| --- | --- | -------------------| ----------------------------| ------------------------------ | ----------------------|\n| Gold  |  13 | * Stable teams = 1 <br> * Teams entering from below  = 12 | 66.30| 5 | 4|\n| Silver |  99 | * Stable teams = 15 <br> * Teams entering from below  = 64 <br> * Teams entering from above = 7 | 59.48| 16| 7|\n| Bronze |  198 | * Stable teams = 13 <br> * Teams entering from below  = 61 <br> * Teams entering from above = 25 | 58.83 | 19| 8| \n\n<br>**Some interesting points to note-**\n1. 4 teams in the gold zone and even in the prize winning regions have <=2 submissions, the average submissions count for this group is pushed upward by 1 team with 480 submissions\n2. 7 teams in the silver zone have <=2 submissions\n3. 8 teams in the bronze zone have made <=2 submissions\n\nDoes this tell us a story in itself? \nThoughts and comments!\n\nBest regards,\nRavi Ramakrishnan\n",
      "votes": 35
    },
    {
      "id": 2912535,
      "postDate": "2024-07-09T00:54:56.097Z",
      "content": "<p>Just call me stable silver!</p>",
      "rawMarkdown": "Just call me stable silver!",
      "votes": 4
    },
    {
      "id": 2914273,
      "postDate": "2024-07-09T20:00:34.073Z",
      "content": "<p>The plot seems to be really well balanced!</p>",
      "rawMarkdown": "The plot seems to be really well balanced!",
      "votes": 1
    },
    {
      "id": 2914155,
      "postDate": "2024-07-09T18:33:05.013Z",
      "content": "<p>Thanks for sharing, very well balanced after all!</p>",
      "rawMarkdown": "Thanks for sharing, very well balanced after all!",
      "votes": 1
    },
    {
      "id": 2912603,
      "postDate": "2024-07-09T01:42:19.747Z",
      "content": "<p>Locate team at the churn plot by \"Copy&amp;Edit\" <a href=\"https://www.kaggle.com/code/samvelkoch/belka-interactive-leaderboard-and-shake\" target=\"_blank\">this notebook</a></p>",
      "rawMarkdown": "Locate team at the churn plot by \"Copy&Edit\" [this notebook](https://www.kaggle.com/code/samvelkoch/belka-interactive-leaderboard-and-shake)",
      "votes": 1
    },
    {
      "id": 2912747,
      "postDate": "2024-07-09T04:00:29.860Z",
      "content": "<p>Very interesting turn of the events. I observe the top ten places are shaken. <br>\nThanks for sharing the plot to make it very exciting for this competition. . </p>",
      "rawMarkdown": "Very interesting turn of the events. I observe the top ten places are shaken. \nThanks for sharing the plot to make it very exciting for this competition. . ",
      "votes": 2
    },
    {
      "id": 2912527,
      "postDate": "2024-07-09T00:45:31.823Z",
      "rawMarkdown": "",
      "votes": 4,
      "isDeleted": true
    }
  ],
  "comments": [
    {
      "id": 2912535,
      "author_name": "Robert Hatch",
      "author_url": "",
      "post_date": "2024-07-09T00:54:56.097000",
      "content": "<p>Just call me stable silver!</p>",
      "votes": 4,
      "replies": []
    },
    {
      "id": 2914273,
      "author_name": "Haroon Wajid",
      "author_url": "",
      "post_date": "2024-07-09T20:00:34.073000",
      "content": "<p>The plot seems to be really well balanced!</p>",
      "votes": 1,
      "replies": []
    },
    {
      "id": 2914155,
      "author_name": "Gcdelgado",
      "author_url": "",
      "post_date": "2024-07-09T18:33:05.013000",
      "content": "<p>Thanks for sharing, very well balanced after all!</p>",
      "votes": 1,
      "replies": []
    },
    {
      "id": 2912603,
      "author_name": "Samvel Kocharyan",
      "author_url": "",
      "post_date": "2024-07-09T01:42:19.747000",
      "content": "<p>Locate team at the churn plot by \"Copy&amp;Edit\" <a href=\"https://www.kaggle.com/code/samvelkoch/belka-interactive-leaderboard-and-shake\" target=\"_blank\">this notebook</a></p>",
      "votes": 1,
      "replies": []
    },
    {
      "id": 2912747,
      "author_name": "C R Suthikshn Kumar",
      "author_url": "",
      "post_date": "2024-07-09T04:00:29.860000",
      "content": "<p>Very interesting turn of the events. I observe the top ten places are shaken. <br>\nThanks for sharing the plot to make it very exciting for this competition. . </p>",
      "votes": 2,
      "replies": []
    },
    {
      "id": 2912527,
      "author_name": "",
      "author_url": "",
      "post_date": "2024-07-09T00:45:31.823000",
      "content": "",
      "votes": 4,
      "replies": []
    }
  ],
  "raw_markdown_by_id": {
    "2912524": "Hello participants,\n\nWe have a significant level of churn in the competition as expected. Please find the plot below where I try and visualize the churn - \n\n![](https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F8273630%2F4c6fc247363fa8360a354ced5cba834d%2FlbBELKA.png?generation=1720484523393265&alt=media)\n\nI divide the leaderboard into 4 regions of interest as below-\n\n| Region label | Comments and inferences  |\n| --- | --- |\n| R1 | * Congratulations to these participants for being stable despite the churn! They finished in the medal position on the private LB and also were placed well on the public LB   |\n| R2 | * This group of participating teams perhaps fell off the cliff. <br> * The group entirely represents all teams finishing outside the medal zone on the private LB despite a good public LB rank   |\n| R3 | * Kudos to this group for beating the churn and moving up the ranks! <br> * The competition winner belongs to this group! <br> * Belief in one's CV score and avoiding falling in the public rank trap is key to success!   |\n| R4 | * We have a couple of sticky patches on the leaderboard, perhaps stemming from public notebook submissions. <br> * 3 of these regions are worth a special mention! |\n\n### Analysis of the medal winning positions\n\n| Medal label | Last rank | Comments | Number of submissions (mean) | Teams with <=5 submissions| Teams with <=2 submissions| \n| --- | --- | -------------------| ----------------------------| ------------------------------ | ----------------------|\n| Gold  |  13 | * Stable teams = 1 <br> * Teams entering from below  = 12 | 66.30| 5 | 4|\n| Silver |  99 | * Stable teams = 15 <br> * Teams entering from below  = 64 <br> * Teams entering from above = 7 | 59.48| 16| 7|\n| Bronze |  198 | * Stable teams = 13 <br> * Teams entering from below  = 61 <br> * Teams entering from above = 25 | 58.83 | 19| 8| \n\n<br>**Some interesting points to note-**\n1. 4 teams in the gold zone and even in the prize winning regions have <=2 submissions, the average submissions count for this group is pushed upward by 1 team with 480 submissions\n2. 7 teams in the silver zone have <=2 submissions\n3. 8 teams in the bronze zone have made <=2 submissions\n\nDoes this tell us a story in itself? \nThoughts and comments!\n\nBest regards,\nRavi Ramakrishnan\n",
    "2912535": "Just call me stable silver!",
    "2914273": "The plot seems to be really well balanced!",
    "2914155": "Thanks for sharing, very well balanced after all!",
    "2912603": "Locate team at the churn plot by \"Copy&Edit\" [this notebook](https://www.kaggle.com/code/samvelkoch/belka-interactive-leaderboard-and-shake)",
    "2912747": "Very interesting turn of the events. I observe the top ten places are shaken. \nThanks for sharing the plot to make it very exciting for this competition. . ",
    "2912527": ""
  }
}