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outlier.php
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<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta name="description" content="Description of the page">
<meta name="keywords" content="Keyword1, Keyword2, Keyword3">
<meta name="author" content="Author Name">
<meta name="robots" content="index, follow">
<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/Chart.js/4.2.1/chart.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/Chart.js/2.9.4/Chart.min.js"></script>
<title>Outlier Analysis</title>
</head>
<body>
<form id="#outlier" method="post" action="outlier.php">
<label for="min_rank">Minimum Opening Rank:</label>
<input type="number" name="min_rank" id="min_rank"><br><br>
<label for="max_rank">Maximum Opening Rank:</label>
<input type="number" name="max_rank" id="max_rank"><br><br>
<input type="submit" value="Submit">
<canvas id="myChart" style="background-color : white;"></canvas>
</form>
<?php
// Connect to the database using PDO
$servername = "localhost";
$port_no = 3306;
$username = "Thanish";
$password = "Thanish@123";
$myDB = "josaa";
try {
$conn = new PDO("mysql:host=$servername;port=$port_no;dbname = $myDB", $username, $password);
$conn->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
if (isset($_POST['min_rank'])) {
$min_rank = $_POST['min_rank'];
} else {
$min_rank = 1000;
}
if (isset($_POST['max_rank'])) {
$max_rank = $_POST['max_rank'];
} else {
$max_rank = 10000;
}
$gender = "Gender-Neutral";
$stmt = $conn->query("SELECT * FROM josaa.`josaa` WHERE Gender='$gender' AND Round='6' AND `Seat Type`='OPEN' AND 1*`OR`>='$min_rank' AND 1*`OR`<='$max_rank'");
// $stmt->bindParam(':min_rank', $min_rank);
// $stmt->bindParam(':max_rank', $max_rank);
// echo "connected successfully";
$opening_ranks = array();
$closing_ranks = array();
$years = array();
$institutes = array();
$genders = array();
$seats = array();
$rounds = array();
$departments = array();
while ($row = $stmt->fetch(PDO::FETCH_ASSOC)) {
$institutes[] = $row['Institute'];
$departments[] = $row['Academic Program Name'];
$opening_ranks[] = $row['OR'];
$closing_ranks[] = $row['Closing Rank'];
}
$data = array();
for ($i = 0; $i < count($opening_ranks); $i++) {
$data[] = array('x' => $opening_ranks[$i], 'y' => $closing_ranks[$i], 'label1' => $institutes[$i], 'label2' => $departments[$i]);
}
} catch (PDOException $e) {
echo "Connection failed: " . $e->getMessage();
}
?>
<div style="background-color: black; padding: 2%; margin-top: 1%; margin-left:5%; margin-right:5%">
<div class="title">
<h4 style="color:aquamarine; text-align:center; font-size:150%">Closing Rank vs Opening Rank</h4>
</div>
<canvas id="scatterChart"></canvas>
</div>
<script>
var ctx = document.getElementById("scatterChart").getContext("2d");
var scatterChart = new Chart(ctx, {
type: 'scatter',
data: {
datasets: [{
label: 'Scatter Plot',
data: <?php echo json_encode($data); ?>,
pointBackgroundColor: 'black',
pointBorderColor: 'red',
pointHoverBackgroundColor: 'black',
pointHoverBorderColor: 'white',
pointHoverBorderWidth: 2,
pointHoverRadius: 7,
pointStyle: 'circle',
}]
},
options: {
tooltips: {
callbacks: {
label: function(tooltipItem, data) {
var label1 = data.datasets[tooltipItem.datasetIndex].data[tooltipItem.index].label1;
var label2 = data.datasets[tooltipItem.datasetIndex].data[tooltipItem.index].label2;
return ': (' + tooltipItem.xLabel + ', ' + tooltipItem.yLabel + '), ' + label1 + ', ' + label2;
}
}
},
plugins: {
title: {
display: true,
text: 'Closing Rank vs Opening Rank',
font: {
size: 36,
weight: 'bold',
},
padding: {
top: 1,
bottom: 15
},
color: 'red' // set the font color of title
}
},
scales: {
xAxes: [{
ticks: {
fontColor: 'white'
},
scaleLabel: {
display: true,
labelString: 'Opening Rank',
fontSize: 30,
fontColor: 'white',
}
}],
yAxes: [{
ticks: {
fontColor: 'white'
},
scaleLabel: {
display: true,
labelString: 'Closing Rank',
fontSize: 30,
fontColor: 'white',
},
}]
},
}
});
</script>
</body>
</html>