Topaz adjust and HDR

1. duplicate of the original background layer. Rename this new layer multiply. Set the transparency setting to multiply and the opacity to 40%.

2. Keep your multiply layer selected and apply the Topaz Adjust filter to that layer using the preset Mild Color Pop

3. Duplicate the original background layer again and name this layer overlay. Change the transparency to overlay and the opacity to 20%.

4. Keep your overlay layer selected and apply the Topaz Adjust filter to that layer using the preset Neutralizer by JorgeDiaz

5. Duplicate the background layer once again and merge that layer with the multiply layer and the overlay layer.

http://captainkimo.com/enhancing-hdr-images-topaz-adjust