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October 10, 2017 23:12
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Attempt at calculating divergence from a mean
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| var latest = stream | |
| |from() | |
| .measurement('prom_last') | |
| .groupBy(*) | |
| |window() | |
| .period(11s) | |
| .every(1s) | |
| .align() | |
| |last('value') | |
| .as('last') | |
| var avg24h = stream | |
| |from() | |
| .measurement('market_avg24h') | |
| .groupBy(*) | |
| |window() | |
| .period(6m) | |
| .every(1s) | |
| .align() | |
| |last('avg24h') | |
| .as('last') | |
| avg24h | |
| |join(latest) | |
| .as('avg', 'current') | |
| |eval(lambda: ("current.value" - "avg.avg24h") / "avg.avg24h") | |
| .as('divergence_percent') | |
| |influxDBOut() | |
| .database('telegraf') | |
| .retentionPolicy('autogen') | |
| .measurement('divergence') | |
| .precision('s') |
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