fix: chart

src/components/LinearFitting/components/chart.vue

@@ -74,7 +74,7 @@ const generateChart = (data) => {
                 fontFamily: ret.ytitle_font_family || 'Arial',
                 fontWeight: ret.ytitle_font_weight ? 'bold' : 'normal'
             }),
-            Plot.dot(data, { x: 'x', y: 'y', fill: point_color, r: ret.point_radius || 5 }),
+            Plot.dot(data, { x: 'x', y: 'y', fill: point_color, r: Number(ret.point_radius) || 5, tip: true }),
             Plot.linearRegressionY(data, {
                 x: 'x',
                 y: 'y',