DataMiner Ranking Definition

How to specify the Ranking in the input script

Marco Salerno
Written by Marco SalernoLast update 2 years ago

Ranking Definition Options

Ranking can be defined in scripts by referencing an existing system, using a single formula, or defining the entire system in the script.

Below are the parameters for each option. For options (3) & (4) a ranking system called APIRankingSystem will be created in your account. This ranking system will be reused by the API and will always contain the version specified by the last iteration of the API operation.

Option 1: Use an existing Ranking System

Ranking:

"System Name" or

numerical id

Can be one of our pre-defined systems or yours. Use quotes if name has ':'

Option 2: Single formula ranking

Ranking:

→Formula:

"Fomula"

→Lower is Better:

true, false

Option 3: Defining entire Ranking System in YAML

Ranking:

→Rank:

[Higher] , Lower , Summation

→Method:

[NAsNegative] , NAsNeutral

→Nodes:

List of nodes. See Nodes Specification below

Option 4: Defining entire Ranking System in XML copied from the website

Ranking:

→Nodes:

in xml format

See xml format on the website

→Method:

[NAsNegative] , NAsNeutral

Nodes Specifications

Composite Node

Type:

Composite

Name:

"Node name"

Weight:

[0]-100

0 indicates equal weight

Rank:

[Higher], Lower, Summation

Nodes:

List of nodes follows below

Formula Node

Type:

StockFormula, IndFormula, SecFormula

Name:

"Node name"

Weight:

[0]-100

0 indicates equal weight

Rank:

[Higher], Lower, Boolean

Formula:

"Enter formula"

Scope:

[Universe], Industry, Sector

Only for StockFormula

Conditional Node

Type:

Conditional

Name:

"Node name"

Weight:

[0]-100

0 indicates equal weight

Rank:

[Higher], Lower

Formula:

"Boolean condition"

True Nodes:

List of nodes follows below

False Nodes:

List of nodes follows below

Example of an inline ranking system

Ranking:                                           
    Rank: Higher # ( [Higher] | Lower | Summation )       
    Method: NAsNegative #( [NAsNegative] | NAsNeutral )   
    Nodes:                                                
    -                                                     
        Type: Composite                                   
        Name: Value Composite                             
        Weight: 70                                        
        Rank: Higher                                      
        Nodes:                                            
        -                                                 
            Type: StockFormula                            
            Name: EarnYield                               
            Weight: 50                                    
            Rank: Higher                                  
            Formula: EarnYield                            
            Scope: Universe                               
        -                                                 
            Type: StockFormula                            
            Name: Pr2SalesTTMvsInd                        
            Weight: 50                                    
            Rank: Lower                                   
            Formula: Pr2SalesTTM                          
            Scope: Industry                               
    -                                                     
        Type: Composite                                   
        Name: Growth Composite                            
        Weight: 30                                        
        Rank: Higher                                      
        Nodes:                                            
        -                                                 
            Type: StockFormula                            
            Name: EarnYield                               
            Weight: 100                                   
            Rank: Higher                                  
            Formula: SalesGr%TTM                          
            Scope: Industry                               


This creates the following ranking system in your account

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