Noldus Knowledge Base

Check out detailed explanations on how to make optimal use of your Noldus installation. You can filter on the product you’re using. Looking for quick answers to common support questions? Check out our FAQs

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Subject renaming in TrackLab

With version 2.12 it is possible to rename your subject in TrackLab. This article explains how to start with subject renaming

Related to TrackLab

How to rename your subjects in TrackLab

This article explains how to manually rename your subjects or import subject lists.

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Re-use of subject names in TrackLab

Short explanation of the option to re-use the same subject names in TrackLab

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UltraVox microphones are not recognized after restarting the computer

This typically occurs after the computer went to sleep. Upon restarting, UltraVox XT does not recognize the microphones.

Related to UltraVox XT

Can I get certain dependent measures (e.g., "distance moved") by zone in EthoVision XT?

It's possible to calculate any dependent variable in your Analysis Profile by zone(s). For example, you can get the “Distance Moved” within each quadrant zone in a Morris Water Maze study.

Related to EthoVision XT

Why is the sum/total of the cumulative time for all of my zones greater than the trial time?

Time in the zones may not add up to the trial duration if the subject was not tracked for the entire trial, if zones overlap or do not cover the entire arena, or if the zone exit threshold is used.

Related to EthoVision XT

What are the filter settings in Trackab?

TrackLab contains three filter settings sampling rate, smoothing window size and Minimal distance moved filter.

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Custom ErasmusLadder Experiment Protocol does not perform as programmed

Despite customizing the Experiment Protocol in the ErasmusLadder software, review of the data shows that the trials did not progress as designed. This is due do the ErasmusLadder not being able to compute and predict the trial perturbations.

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How do power outages affect TrackLab operation?

TrackLab needs a stable power connection to ensure consistent operation.

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My video image is missing/black/white/grayed out in certain places in EthoVision XT (e.g., Arena Settings, Detection Settings, Acquisition, Track Editor, Manual Scoring, Integrated Visualization, etc.)

This issue involves a situation where you do not see a video image in certain places in the EthoVision XT software.

Related to EthoVision XT