Intel® oneAPI Deep Neural Network Developer Guide and Reference
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ConvTransposeBackwardData
General
ConvTransposeBackwardData operation takes 
 and 
 and computes 
.
Operation attributes
Attribute Name  |  
        Description  |  
        Value Type  |  
        Supported Values  |  
        Required or Optional  |  
       
|---|---|---|---|---|
Controls the strides the weights tensor is moved when computing convolution  |  
        s64  |  
        A s64 list containing positive values  |  
        Required  |  
       |
Controls number of zeros to be add to the front/top/left of spatial dimensions  |  
        s64  |  
        A s64 list containing non-negative values  |  
        Required  |  
       |
Controls number of zeros to be add to the back/bottom/right of spatial dimensions  |  
        s64  |  
        A s64 list containing non-negative values  |  
        Required  |  
       |
Controls the amount of stretching the kernel before convolution ( visualization link )  |  
        s64  |  
        A s64 list containing positive values (>1 means dilated convolution)  |  
        Required  |  
       |
Controls how the padding is calculated  |  
        string  |  
        none (default), same_upper , same_lower , valid  |  
        Optional  |  
       |
Adds additional amount of padding per each spatial axis in dst .  |  
        s64  |  
        A s64 list containing non-negative values, all zeros by default  |  
        Optional  |  
       |
Controls how input channels and output channels are divided into  |  
        s64  |  
        A positive s64 value, 1 by default  |  
        Optional  |  
       |
Controls how to interpret the shape of src and dst .  |  
        string  |  
        NCX , NXC (default)  |  
        Optional  |  
       |
Controls how to interpret the shape of weights .  |  
        string  |  
        OIX , XIO (default)  |  
        Optional  |  
       
Execution arguments
The inputs and outputs must be provided according to below index order when constructing an operation.
Inputs
Index  |  
        Argument Name  |  
        Required or Optional  |  
       
|---|---|---|
0  |  
        diff_dst  |  
        Required  |  
       
1  |  
        weights  |  
        Required  |  
       
 is 
    
 for IOX format or 
    
 for XOI format. Both 
    
 and 
    
 must be divisible by groups attribute. 
   Outputs
Index  |  
        Argument Name  |  
        Required or Optional  |  
       
|---|---|---|
0  |  
        diff_src  |  
        Required  |  
       
Supported data types
ConvTransposeBackwardData operation supports the following data type combinations.
Diff_dst  |  
        Weights  |  
        Diff_src  |  
       
|---|---|---|
f32  |  
        f32  |  
        f32  |  
       
bf16  |  
        bf16  |  
        bf16  |  
       
f16  |  
        f16  |  
        f16  |