This feature and model is based on the 4D-DCT, which will be uploaded and can refer to 
"No-Reference Light Field Image Quality Assessment Using High-Dimensional Sparse Transform".
Now, we privide Win5-LID database's features and pooling demo to verify some of our experimental data.
After the paper is accepted, all codes will be uploaded.
If you want to get more detail, please contact on e-mail: [email protected]