Clark Labs

1. Community
2. LCM - Land Change Modeler
3. Would LU/LC maps created in ENVI 5.1 comply with LCM?

Eylul, You will need to import the Envi layers using the Enviidrisi import utility. Check that the land cover categories came over correctly. If not, you can edit these categories in Metadata. The...

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• Clark Labs
• Created September 29, 2015 14:27
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1. Community
2. ETM - Earth Trends Modeler
3. How to calculate significance for linear correlation in ETM?

Hi Julia, In general, we recommend the use of the Theil-Sen measure as an estimate of trend. The Mann-Kendall significance test is appropriate in this context. If you wish to test the linear corre...

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• Clark Labs
• Created July 11, 2013 00:51
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1. Community
2. ETM - Earth Trends Modeler
3. TerrSet Earth Trend Modeler (ETM) error for Seasonal Trend Analysis (STA)

Also, see the thread: https://forums.clarklabs.org/hc/en-us/articles/217566297-Invalid-Floating-Point-Error-and-Region-Settings  

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• Clark Labs
• Created March 01, 2016 13:50
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1. Community
2. Installation
3. silent installation with startup scripts

Note: when you first launch the exe in silent mode, it may appear that it runs for a few seconds. But if you check Task Manager, it is running in the background. A silent installation will allow a...

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• Clark Labs
• Created July 17, 2015 15:53
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1. Community
2. Discussion - Ask a Question
3. Configuring IDRISI GDAL (SELVA)

Wade, Try not to set the debug option or set the memory cache. See if this works. It should not matter where GDAL is located, however, if you install it to the existing GDAL folder under your IDRI...

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• Clark Labs
• Created July 07, 2014 16:01
• 0 votes

1. Community
2. Discussion - Ask a Question
3. how to enable the extension Land Change Modeler for ArcGIS in the ArcGIS 10.2

Land Change Modeler for ArcGIS and IDRISI Selva are two different products. IDRISI Selva includes Land Change Modeler. But if you want to use just the Land Change Modeler tools in ArcGIS, then you ...

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• Clark Labs
• Created July 22, 2014 17:29
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1. Community
2. Discussion - Ask a Question
3. ETRS89/LAEA ref file

Ioannis, The main issue is that the Projection parameter is not specified correctly as stated in our Help system for the module PROJECT. The projection name must be one of those that we support. I...

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• Clark Labs
• Created February 12, 2015 20:02
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1. Community
2. Discussion - Ask a Question
3. ETRS89/LAEA ref file

Ioannis, This is a common issue. Now that you can project, you will need to review all the parameters carefully for your study area. If you are off by one digit, for example, this can result in wh...

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• Clark Labs
• Created February 13, 2015 14:41
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1. Community
2. Discussion - Ask a Question
3. DN to reflectance values

It would appear that what you are doing is correct. Each sensor can publish their data in different units, so unless you can get the details on the units used for the parameters, dividing by 10 or ...

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• Clark Labs
• Created November 03, 2014 19:50
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1. Community
2. Discussion - Ask a Question
3. DN to reflectance values

Ilona, You are correct, ATMOSC will convert to reflectances.  As for clouds, one way is to just create a mask of cloud/shadow areas and mask your classification output. James Toledano Clark Labs

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• Clark Labs
• Created October 28, 2014 18:10
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