Datasets:

julien-c
/

caliceo

+<!DOCTYPE html>
+<html lang="en">
+<head>
+  <meta charset="UTF-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <title>Caliceo Affluence</title>
+  <script src="https://cdn.jsdelivr.net/npm/chart.js@4"></script>
+  <script src="https://cdn.jsdelivr.net/npm/chartjs-adapter-date-fns@3"></script>
+  <style>
+    * { margin: 0; padding: 0; box-sizing: border-box; }
+    body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; background: #f5f7fa; color: #1a1a2e; }
+    header { background: linear-gradient(135deg, #0077b6, #00b4d8); color: #fff; padding: 1.5rem 2rem; }
+    header h1 { font-size: 1.5rem; font-weight: 600; }
+    header p { font-size: 0.9rem; opacity: 0.85; margin-top: 0.25rem; }
+    .container { max-width: 1200px; margin: 2rem auto; padding: 0 1.5rem; }
+    .card { background: #fff; border-radius: 12px; box-shadow: 0 2px 12px rgba(0,0,0,0.08); padding: 1.5rem; }
+    .stats { display: flex; gap: 1rem; margin-bottom: 1.5rem; flex-wrap: wrap; }
+    .stat { background: #f0f4f8; border-radius: 8px; padding: 0.75rem 1.25rem; flex: 1; min-width: 140px; }
+    .stat .label { font-size: 0.75rem; text-transform: uppercase; color: #666; letter-spacing: 0.05em; }
+    .stat .value { font-size: 1.4rem; font-weight: 700; color: #0077b6; margin-top: 0.15rem; }
+    .chart-wrapper { position: relative; height: 400px; }
+    .controls { display: flex; gap: 0.5rem; margin-bottom: 1rem; flex-wrap: wrap; }
+    .controls button { padding: 0.4rem 1rem; border: 1px solid #ddd; border-radius: 6px; background: #fff; cursor: pointer; font-size: 0.85rem; transition: all 0.15s; }
+    .controls button:hover { border-color: #0077b6; color: #0077b6; }
+    .controls button.active { background: #0077b6; color: #fff; border-color: #0077b6; }
+  </style>
+</head>
+<body>
+  <header>
+    <h1>Caliceo Affluence</h1>
+    <p>Time-series data from julien-c/caliceo dataset</p>
+  </header>
+  <div class="container">
+    <div class="stats" id="stats"></div>
+    <div class="card">
+      <div class="controls" id="controls"></div>
+      <div class="chart-wrapper">
+        <canvas id="chart"></canvas>
+      </div>
+    </div>
+  </div>
+  <script>
+    let chart;
+    let allData = [];
+    async function loadCSV() {
+      const res = await fetch('https://huggingface.co/datasets/julien-c/caliceo/resolve/main/affluence.csv');
+      const text = await res.text();
+      const lines = text.trim().split('\n').slice(1);
+      allData = lines.map(line => {
+        const [timestamp, affluence] = line.split(',');
+        return { x: new Date(timestamp), y: parseInt(affluence, 10) };
+      });
+      renderStats(allData);
+      buildControls();
+      renderChart(allData);
+    }
+    function renderStats(data) {
+      const values = data.map(d => d.y);
+      const max = Math.max(...values);
+      const min = Math.min(...values);
+      const avg = (values.reduce((a, b) => a + b, 0) / values.length).toFixed(1);
+      const first = data[0].x.toLocaleDateString();
+      const last = data[data.length - 1].x.toLocaleDateString();
+      document.getElementById('stats').innerHTML = `
+        <div class="stat"><div class="label">Data points</div><div class="value">${data.length.toLocaleString()}</div></div>
+        <div class="stat"><div class="label">Peak</div><div class="value">${max} %</div></div>
+        <div class="stat"><div class="label">Low</div><div class="value">${min} %</div></div>
+        <div class="stat"><div class="label">Average</div><div class="value">${avg} %</div></div>
+        <div class="stat"><div class="label">Period</div><div class="value" style="font-size:0.95rem">${first} &ndash; ${last}</div></div>
+        <div class="stat"><div class="label">Last data point</div><div class="value" style="font-size:0.95rem">${data[data.length - 1].x.toLocaleString()}</div></div>
+      `;
+    }
+    function buildControls() {
+      const ranges = [
+        { label: 'All', days: null },
+        { label: '7d', days: 7 },
+        { label: '14d', days: 14 },
+        { label: '30d', days: 30 },
+      ];
+      const container = document.getElementById('controls');
+      ranges.forEach((r, i) => {
+        const btn = document.createElement('button');
+        btn.textContent = r.label;
+        if (i === 0) btn.classList.add('active');
+        btn.addEventListener('click', () => {
+          container.querySelectorAll('button').forEach(b => b.classList.remove('active'));
+          btn.classList.add('active');
+          const filtered = filterData(r.days);
+          renderStats(filtered);
+          renderChart(filtered);
+        });
+        container.appendChild(btn);
+      });
+    }
+    function filterData(days) {
+      if (!days) return allData;
+      const cutoff = new Date(allData[allData.length - 1].x);
+      cutoff.setDate(cutoff.getDate() - days);
+      return allData.filter(d => d.x >= cutoff);
+    }
+    const weekendBandsPlugin = {
+      id: 'weekendBands',
+      beforeDraw(chart) {
+        const { ctx, chartArea: { left, right, top, bottom }, scales: { x } } = chart;
+        if (!x) return;
+        const min = x.min;
+        const max = x.max;
+        // Find the first Saturday at midnight on or before the data start
+        const start = new Date(min);
+        start.setHours(0, 0, 0, 0);
+        while (start.getDay() !== 6) start.setDate(start.getDate() - 1);
+        ctx.save();
+        ctx.fillStyle = 'rgba(255, 140, 66, 0.1)';
+        const d = new Date(start);
+        while (d.getTime() <= max) {
+          const satStart = d.getTime();
+          const sunEnd = satStart + 2 * 24 * 60 * 60 * 1000;
+          const x0 = Math.max(x.getPixelForValue(satStart), left);
+          const x1 = Math.min(x.getPixelForValue(sunEnd), right);
+          if (x1 > left && x0 < right) {
+            ctx.fillRect(x0, top, x1 - x0, bottom - top);
+          }
+          d.setDate(d.getDate() + 7);
+        }
+        ctx.restore();
+      }
+    };
+    function isWeekend(date) {
+      const day = date.getDay();
+      return day === 0 || day === 6;
+    }
+    function renderChart(data) {
+      if (chart) chart.destroy();
+      const ctx = document.getElementById('chart').getContext('2d');
+      const gradient = ctx.createLinearGradient(0, 0, 0, 400);
+      gradient.addColorStop(0, 'rgba(0, 119, 182, 0.3)');
+      gradient.addColorStop(1, 'rgba(0, 119, 182, 0.01)');
+      const weekendGradient = ctx.createLinearGradient(0, 0, 0, 400);
+      weekendGradient.addColorStop(0, 'rgba(255, 140, 66, 0.3)');
+      weekendGradient.addColorStop(1, 'rgba(255, 140, 66, 0.01)');
+      chart = new Chart(ctx, {
+        type: 'line',
+        data: {
+          datasets: [{
+            label: 'Affluence',
+            data: data,
+            segment: {
+              borderColor: ctx2 => isWeekend(data[ctx2.p0DataIndex].x) && isWeekend(data[ctx2.p1DataIndex].x) ? '#e07020' : '#0077b6',
+              backgroundColor: ctx2 => isWeekend(data[ctx2.p0DataIndex].x) && isWeekend(data[ctx2.p1DataIndex].x) ? weekendGradient : gradient,
+            },
+            borderColor: '#0077b6',
+            backgroundColor: gradient,
+            borderWidth: 1.5,
+            fill: true,
+            pointRadius: 0,
+            pointHitRadius: 8,
+            tension: 0.3,
+          }]
+        },
+        plugins: [weekendBandsPlugin],
+        options: {
+          responsive: true,
+          maintainAspectRatio: false,
+          interaction: { mode: 'index', intersect: false },
+          scales: {
+            x: {
+              type: 'time',
+              time: { tooltipFormat: 'PPP p' },
+              grid: { display: false },
+              ticks: { maxTicksLimit: 10 },
+            },
+            y: {
+              beginAtZero: true,
+              title: { display: true, text: 'Affluence' },
+              grid: { color: '#eee' },
+            }
+          },
+          plugins: {
+            legend: { display: false },
+            tooltip: {
+              backgroundColor: 'rgba(0,0,0,0.8)',
+              padding: 10,
+              cornerRadius: 8,
+              callbacks: {
+                afterTitle: (items) => {
+                  if (items.length && isWeekend(data[items[0].dataIndex].x)) return '(Weekend)';
+                  return '';
+                },
+                label: (item) => ` Affluence: ${item.formattedValue} %`
+              }
+            }
+          }
+        }
+      });
+    }
+    loadCSV();
+  </script>
+</body>
+</html>