Difference between revisions of "Result Variables"

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Result Variables
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#REDIRECT [[Category:Result Variables]]
[[Category:Results]]
 
[[Category:Reference Manual]]
 
[[Category:User's Guides]]
 
  
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This section is obsolete and replaced with [[:Category:Result Variables]]
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[[Image:SelectVariables.png|300px|thumb|right|Figure 1. Variable selection dialog. The contents may vary depending on application and context.]]
 
[[Image:SelectVariables.png|300px|thumb|right|Figure 1. Variable selection dialog. The contents may vary depending on application and context.]]
  
 
==Introduction==
 
==Introduction==
 
Variables that can be projected by the Heureka system are listed here. Notes:
 
Variables that can be projected by the Heureka system are listed here. Notes:
*Most variables has a before and after-component, which refers to state or value before treatment, and immediately after treatment.  
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*In StandWise, most variables has a before and after-component, which refers to state or value before treatment, and immediately after treatment. In PlanWise and RegWise, only before-treatment values are saved in the result database,
 
*When you select variables, for example when running the Treatment Program Generator in PlanWise, or when defined the table view in StandWise, you can hover with the cursor over a variable, in the tree view control, to get a short tooltip description.
 
*When you select variables, for example when running the Treatment Program Generator in PlanWise, or when defined the table view in StandWise, you can hover with the cursor over a variable, in the tree view control, to get a short tooltip description.
  
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;Net present value: [[Model:Net present value | Net present value]] for the alternative.
 
;Net present value: [[Model:Net present value | Net present value]] for the alternative.
 
;Discount rate: Discount used when net present value was computed.
 
;Discount rate: Discount used when net present value was computed.
;SoilExpectationValue: Net present value when starting from bare land. Heureka computes three forest generation and assumes the third one to be repeated in perpetuity. Included in net present value. There is currenly an error in Heureka: When seed trees are left after clear cutting and harvested, say 10 years later, the revenue is wrongly considered a revenue in the subsequent generation. This means that the soil expection value is overestimated when seed trees and shelterwoods are retained.  
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;SoilExpectationValue: Net present value when starting from bare land. Heureka computes three forest generation and assumes the third one to be repeated in perpetuity. Included in net present value.  
 
;TerminalValue: Value at the end of planning horizon. Computed as the net present value, minus the sum of all disocunted net revenues (revenues - costs), minus discounted soil expectation value, then prolonged to the last period. As a user, you do not need to worry about this variable!
 
;TerminalValue: Value at the end of planning horizon. Computed as the net present value, minus the sum of all disocunted net revenues (revenues - costs), minus discounted soil expectation value, then prolonged to the last period. As a user, you do not need to worry about this variable!
 
;TerminalValueYear: Year to which TerminalValue refers. As a user, you do not need to worry about this variable!
 
;TerminalValueYear: Year to which TerminalValue refers. As a user, you do not need to worry about this variable!
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==Habitat data==
 
==Habitat data==
Proportion of stand area that is suitable habitat for the subject species. These results can be computed with the Heureka Habitat Model (not released though), and imported back to the database through the "Import Data from Habitat Model", found under the Tools menu. Habitat models available:  
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Proportion of stand area that is suitable habitat for the subject species. These results can be computed with the Heureka HabitatPrognosis (ArcGIS) tool (will probably be available as bulit-in DotSpatial tool in the future), and imported back to the database through the "Import Data from Habitat Model", found under the Tools menu. Habitat models available:  
 
;Perisoreus infaustus: Siberian Jay (lavskrika)
 
;Perisoreus infaustus: Siberian Jay (lavskrika)
 
;Alectoria sarmentosa: Witch's hair (garnlav)
 
;Alectoria sarmentosa: Witch's hair (garnlav)
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# In column Variable, select Volume or Stems depending of what you are interested in.
 
# In column Variable, select Volume or Stems depending of what you are interested in.
 
# Defined the diameter criteria in column Min Diameter.
 
# Defined the diameter criteria in column Min Diameter.
# Repeat steps 1-7 for each variable you want to add.
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# Repeat steps 1-6 for each variable you want to add.
 
# Click OK when you are done.
 
# Click OK when you are done.
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Latest revision as of 20:15, 7 March 2016

This section is obsolete and replaced with Category:Result Variables