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# DF2K_BHI SISR Dataset
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This is a filtered version of the DF2K dataset, specifically aimed for single image super-resolution model training.
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It is a result, or is one of the testing sets, for [my huggingface community blog post on my BHI-Filtering method](https://huggingface.co/blog/Phips/bhi-filtering).
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[TODO CHECK IF THIS IS IC>=0.4 or IC>= 0.5; it is 6'620 tiles currently]
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## Dataset Details
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This is based on the DF2K dataset, which consists of X images.
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These images then have been tiled into
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The BHI filtering has been applied with the following default threshold values:
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Blockiness < 30
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HyperIQA >= 0.2
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IC9600 >= 0.4
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Which results in this DF2K_BHI dataset with
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## Visualization
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Here is a visual example of the first few tiles that are in the dataset:
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[TODO PUT AN IMAGE HERE THAT SHOWS SOME TILES OF THE DATASET]
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## Training
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DF2K_BHI dataset: X tiles
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# DF2K_BHI SISR Dataset
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This is a filtered version of the DF2K dataset, specifically aimed for single image super-resolution model training.
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It is a result, or is one of the testing sets, for [my huggingface community blog post on my BHI-Filtering method](https://huggingface.co/blog/Phips/bhi-filtering).
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## Dataset Details
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This is based on the DF2K dataset, which consists of X images.
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These images then have been tiled into 21'387 512x512px tiles for faster sisr I/O training speed.
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The BHI filtering has been applied with the following default threshold values:
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Blockiness < 30
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HyperIQA >= 0.2
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IC9600 >= 0.4
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Which results in this DF2K_BHI dataset with 12'639 512x512 training tiles.
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## Visualization
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Here is a visual example of the first few tiles that are in the dataset:
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![image/png](https://cdn-uploads.huggingface.co/production/uploads/634e9aa407e669188d3912f9/KL2FnhtUBSCeAdjh4ZnoZ.png)
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## Training
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As can be seen in the following training validation tensorboard graphs (DIV2K validation dataset), this BHI-filtered version of the DF2K dataset is able to achieve higher or similiar metric scores while seeing a reduction of -40.9% in training tiles quantity.
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Here is the training validation metrics on the DIV2K validation dataset, using the plksr_tiny architecture option, in comparison to the tiled full DF2K dataset:
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Tiled DF2K dataset (here called X): 21'387 tiles
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DF2K_BHI dataset: 12'639 tiles
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![image/png](https://cdn-uploads.huggingface.co/production/uploads/634e9aa407e669188d3912f9/z_wh3koK9bpkRKjoWm4LH.png)
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![image/png](https://cdn-uploads.huggingface.co/production/uploads/634e9aa407e669188d3912f9/6RkW2uILyHTNhWrPLJqGx.png)
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![image/png](https://cdn-uploads.huggingface.co/production/uploads/634e9aa407e669188d3912f9/Ff9RlvfZ-89jDvsDhzQNB.png)
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