ruspini data, d3js, scatterplot

<!DOCTYPE html>
<html lang="en">
	<head>
		<meta charset="utf-8">
		<title>D3: Scatterplot! - Ruspini data fuzzy clustering</title>
		<script type="text/javascript" src="https://d3js.org/d3.v3.min.js"></script>
		<style type="text/css">

body {
				background-color: #ccc;
			}

.buttonContainer {
				margin: 10px;
			}

svg {
				background-color: white;
			}
			
			.axis path,
			.axis line {
				fill: none;
				stroke: black;
				shape-rendering: crispEdges;
			}
			
			.axis text {
				font-family: sans-serif;
				font-size: 11px;
			}

</style>
	</head>
	<body>

d3.json("ruspini.json", function(error, json) {
			  if (error) return console.warn(error);
			  dataset = json;
			  	// visualizeit();

//Create scale functions
				var xScale = d3.scale.linear()
						.domain([0, d3.max(dataset, function(d) { return d.x; })])
						.range([padding, w - padding]);

var yScale = d3.scale.linear()
						.domain([0, d3.max(dataset, function(d) { return d.y; })])
						.range([h - padding, padding]);

//Define X axis
				var xAxis = d3.svg.axis()
						.scale(xScale)
						.orient("bottom")
						.ticks(5);

//Define Y axis
				var yAxis = d3.svg.axis()
						.scale(yScale)
						.orient("left")
						.ticks(5);

//Create SVG element
				var svg = d3.select("body")
						.append("svg")
						.attr("width", w)
						.attr("height", h);

//Create circles
				svg.append("g")
				   .attr("id", "circles")
				   .selectAll("circle")
				   .data(dataset)
				   .enter()
				   .append("circle")
				   .attr("cx", function(d) { return xScale(d.x); })
				   .attr("cy", function(d) { return yScale(d.y); })
				   .attr("r", 2);

//Create X axis
				svg.append("g")
					.attr("class", "x axis")
					.attr("transform", "translate(0," + (h - padding + 5) + ")")
					.call(xAxis);

//Create Y axis
				svg.append("g")
					.attr("class", "y axis")
					.attr("transform", "translate(" + (padding - 5) + ",0)")
					.call(yAxis);

});

</script>
	</body>
</html>

Modified http://d3js.org/d3.v3.min.js to a secure url

https://d3js.org/d3.v3.min.js