var s_metric = SimpleMetric.make({ "id": "MyMetric_MyType", "name": "MyMetric", "srcType": "MyType", "path": "myPath.myField", "expression": "avg(avg(normalized.data.myDataField))" }); var s_spec = EvalMetricsSpec.make({ ids: ["myID1"], expressions: ["MyMetric"], start: "2015-01-01", end: "2019-06-01", interval: "DAY" }); c3Viz(MyType.evalMetricsWithMetadata(s_spec,[s_metric]));