Eric Rees 2016 University of Cambridge CC-BY To generate crack profile estimates from sample data: Run the script "code_run_all_samples" with the image data in the same folder and "code_crack_length_ejr_V1_3" also in the same folder. To generate results for one crack: Edit the script "code_crack_length_ejr_V1_3" to set "flagGetCalled = 0" and run this script, manually selecting the rectangular area of interest.