The only way to stop the files from being displayed would be to turn of your file indexing.

1. click windows start menu icon.

2. in search box type index.

3. click on indexing options.

this opens the indexing options window

4. click on modify.

this opens the indexed locations window

5. un-collapse menu for you hard drive.

6. un-collapse menu for users.

7. un-check your user name.

8. click ok.

the indexing locations window will close
and bring you back to the indexing options window

9. click advanced.

this opens the advanced options window

10. click rebuild.

11. click ok.

12. click close.

your user name should be listed under the exclude column.

when you complete the process the index will rebuild for the other users and all of your files will be excluded.

this can be easily confirmed by opening a picture, rotating it, and closing it.
if done correctly your picture will not show up in the recently changed search folder.