{
  "fetched_at": "2026-10-20T10:54:55Z",
  "source_url": "https://www.kaggle.com/competitions/geostatistics-athens-week-2024/data",
  "pages": [
    {
      "name": "data-description",
      "content": "<p> The Jura data set comprises seven heavy metals measured in the top soil of the swiss Jura, along with consistently coded land use and rock type factors, as well as geographic coordinates. \n</p>\n<h2>File descriptions</h2>\nTwo of the provided files will be useful\n<ul>\n<li><strong>jura_pred.csv</strong> - the training set</li>\n<li><strong>jura_val_loc.csv</strong> - validation locations and covariables</li>\n</ul>\n<h2>Data fields</h2>\n\n<ul>\n<li><strong> Xloc </strong> X coordinate, local grid km </li>\n<li><strong> Yloc </strong>Y coordinate, local grid km </li>\n<li><strong>Landuse</strong> Land use: 1: Forest, 2: Pasture (Weide(land), Wiese, Grasland), 3: Meadow (Wiese, Flur, Matte, Anger), 4: Tillage (Ackerland, bestelltes Land) </li>\n<li><strong>Rock</strong> Rock Types: 1: Argovian, 2: Kimmeridgian, 3: Sequanian, 4: Portlandian, 5: Quaternary. </li>\n<li><strong>Cd</strong> mg cadmium kg^-1 topsoil </li>\n<li><strong>Co</strong> mg cobalt kg^-1 topsoil </li>\n<li><strong>Cr</strong> mg chromium kg^-1 topsoil </li>\n<li><strong>Cu</strong> mg copper kg^-1 topsoil </li>\n<li><strong>Ni</strong> mg nickel kg^-1 topsoil </li>\n<li><strong>Pb</strong> mg lead kg^-1 topsoil </li>\n<li><strong>Zn</strong> mg zinc kg^-1 topsoil</li>\n</ul>\n",
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    {
      "name": "Description",
      "content": "The Jura data set comprises seven heavy metals measured in the top soil of the swiss Jura, along with consistently coded land use and rock type factors, as well as geographic coordinates.\n\nThe competition consist in predicting the Cobalt top soil concentration at the validation locations.",
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    {
      "name": "Evaluation",
      "content": "<p>The evaluation metric for this competition is the mean squared error (MSE). The MSE is defined as:</p>\n<p>\\[ MSE = \\frac1n \\sum_{i=1}^n (Z_i-Z^{\\star}_i)^2 \\]</p>\n<p> where Z_i is the actual value, unknown and hosted here, Z_i* is the predicted value and i is the index.</p> \n<p>The MSE measures the accuracy of the prediction. The lower the better!</p>\n<h2>Submission Format</h2>\n<p> submission files should contain two columns: the index of the predicted site with name V1 and the predicted cobalt concentration named V2 see </p>\n[the sample submission](https://cloud.mines-paristech.fr/index.php/s/n1Vak3TiRvseX0o) ",
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    },
    {
      "name": "rules",
      "content": "Don't cheat!\nApply yourself!\nHave fun!",
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      "hasIsPublished": false,
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    }
  ]
}