Gallery of Charts

Examples of how to use the algorithms included in Cognite Charts.

Data quality

Examples on how to explore the data quality of time series.

Extreme Outliers Removal — Extreme Outliers Removal

Negative running hours detection — Negative running hours detection

Rolling standard deviation of data points time delta — Rolling standard deviation of data points time delta

Completeness score of time series — Completeness score of time series

Relative uncertainty estimation — Relative uncertainty estimation

Identifying low density periods — Identifying low density periods

Identifying gaps in time series — Identifying gaps in time series

Detection Functions

Examples of how to use the detection functions included in Cognite Charts.

Change Point Detection with Cusum — Change Point Detection with Cusum

Steady State Detection: Change Point — Steady State Detection: Change Point

Unchanged signal identification of time series data — Unchanged signal identification of time series data

Equipment Functions

Examples of how to use the equipment functions included in Cognite Charts.

Pump recycle valve power loss — Pump recycle valve power loss

Calculate parameters of a centrifugal pump — Calculate parameters of a centrifugal pump

Filter Functions

Examples of how to use the filter functions included in Cognite Charts.

Noise removal and trending with the Wavelet filter — Noise removal and trending with the Wavelet filter

Trending with Empirical Mode Decomposition — Trending with Empirical Mode Decomposition

Forecasting Functions

Examples of algorithms used to forecast data

Holt-Winters Predictor — Holt-Winters Predictor

Numerical Calculus

Sliding window integration — Sliding window integration

Oil and Gas Functions

Examples of algorithms used in the Oil and Gas industry.

Check for the production status of a well — Check for the production status of a well

Calculation of gas density — Calculation of gas density

Detection of valve shut-in state — Detection of valve shut-in state

Calculation of shut-in pressure — Calculation of shut-in pressure

Calculate fluid properties given pressure and temperature — Calculate fluid properties given pressure and temperature

Reindex function

Example on how to reindex two time-series.

Re-indexing and compute Pearson correlation coefficient — Re-indexing and compute Pearson correlation coefficient

Synthetic Signal Generation

Examples of how to generate synthetic signals.

Inserting gaps in a time series — Inserting gaps in a time series

Univariate Polynomial — Univariate Polynomial

Wavy signal generation — Wavy signal generation

Smoothing Functions

Examples of how to use the smoothing functions included in Cognite Charts.

Data smoothing with the Savitzky-Golay filter — Data smoothing with the Savitzky-Golay filter

Data smoothing with Moving Averages — Data smoothing with Moving Averages

Statistics

Example on how to use statistics functions in InDSL.

Outlier detection with DBSCAN and spline regression — Outlier detection with DBSCAN and spline regression

Sustainability Functions

Examples of how to use the sustainability functions.

Cumulative CO2 Production and Cost — Cumulative CO2 Production and Cost

Function versioning

Example on how to implement versions of a function in InDSL.

Function versioning — Function versioning

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