# Tag Info

### Deleting noisy data from a plot (manually) and export the best remaining data

One simple way of "filtering" your data is to treat the points as a graph, and search for the shortest path from left to right: ...
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### How to align similar TimeSeries like ImageAlign?

One way to approach this is with "Dynamic Time Warping". First, preprocess your data to get the MFCC coefficients and extract the data from the time series: ...
• 69.4k
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### Recurrent neural network in 11.1 explicit examples?

Here is a simple example that may help you get started. In this example, we are going to a predict a simple time series of a sinusoid wave. ...
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### Curve tracing for a given data set

You have to fit implicitly, for example fit a conic section (or ellipse ) ...

### Recurrent neural network in 11.1 explicit examples?

Taking inspiration from the answer by xslittlegrass, I came up with the following solution. Recall the sample data from this question. We have an observable obs we ...
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From the question formulation I am not sure what is the desired end result: a time series or a table. It seems to be the latter but I give solutions for both. I am using a sample of the stocks for ...
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### How can I remove a stochastic trend from a time series

I am having some troubles with removing a stochastic trend from a time series on Mathematica. It is not clear to me what exactly "removing a stochastic trend" means. If we assume "difference-...
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### Curve tracing for a given data set

NB: see comment by @JimB. Original post was wrong. Updated Post I have upvoted @UlrichNeumann answer. For what it is worth you can use LinearModelFit. For example: <...
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### How to specify RegularlySampledQ TimeSeries with EndOfMonth date unit MinimumTimeIncrement?

This is the purpose of the TemporalRegularity option. TemporalRegularity is an option for TemporalData, TimeSeries, and EventSeries that controls whether the ...
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### Getting the date on which an event in a time-series (e.g., the minimum value) occurs

A few other versions, the first one being the cleanest in a sense that it combines operation of finding the minimum and extracting the date. ...
• 73.4k

### Deleting noisy data from a plot (manually) and export the best remaining data

Here's an alternate approach that takes the data into an image that you can edit in a Paint program, and then back into data. Presumes you have "insider knowledge" about the data set that allows you ...
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### Deleting noisy data from a plot (manually) and export the best remaining data

Introduction It seems to me that this question should be answered using more "traditional" time series methods than the already provided interesting solutions (with graphs and image processing.) The ...
• 37.9k
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### TimeSeries interpolation with time gap awareness

I do not see an elegant solution using TimeSeriesResample or the like using ResamplingMethod or ...
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### Plot the confidence interval bands from TimeSeriesForecast

There is a lot in documentation, e.g. For illustration: This is times series of AUD US exchange rate 1990 to 2016. ...
• 62.8k
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### Why TimeSeries forecasts the future value poorly?

To get output that looks a bit more reasonable, modify the second parameter to TimeSeriesModelFit. Load the data: ...
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### Plotting Timeseries without gaps or interpolation

First an input dataset with a structure described in OP: ...
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### johansen test error in code

I've also written a Mathematica version of the Johansen test which I coded after studying the equations for the procedure. I've examined Johansen test codes (in Matlab, C, etc.) available online. I've ...
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### Given a TemporalData object, can I determine whether it's a TimeSeries or an EventSeries?

data = RandomReal[{-1, 1}, 10]; ts = TimeSeries[data, Automatic]; es = EventSeries[data, Automatic]; First/@{es, ts} {EventSeries, TimeSeries} or ...
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### Export TimeSeries[] to CSV or Excel

I haven't looked at other questions/answers on this site because you stated that what you found didn't help you with your issue at hand; instead I will show you how to treat practically any issue in ...
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### How to extract the first dimension in TimeSeries?

You can also use TimeSeriesMap or MapAt: ...
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### Functional programming with Associations

Best I can tell you really just want AssociationThread. It circumvents the Association and the ...
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One possible solution is to use TimeSeriesResample: td = TimeSeriesResample[TemporalData[{x, y}], "Intersection"]; Using <...
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### Remove a specific element of a TimeSeries?

You can use TimeSeriesResample as follows: ...
• 399k
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### Is this a bug with TimeSeries and dates?

The problem is that your time samples are not regularly sampled. When time intervals are unequal, Accumulate resamples to make a regularly sample series. See the "...
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### Finding all intersection point between two time series

There's a long winded way with TimeSeriesThread or interpolation and subtracting the curves to find zero crossings, however there's also a shortcut where you can ...
• 25.6k

### How to plot n-dimensional TimeSeries data object?

TemporalData is exactly what you need. You just need to put your data in the proper format. Start from separating your time staps: times = Range[0, 1000, 100]; ...
• 73.4k
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### Plotting multiple lists together with their avarages in a single plot

As a quick answer based upon TemporalData and the use of MovingMap: ...
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