Credits - Photo credits

The photos below are shared under an open license. Each is credited with its source, its license and what was changed.

Fabric defect library

Holes
A hole in greige woven fabric.
Rubén Pérez-Llorens, Teresa Albero-Albero and Javier Silvestre-Blanes, RAW-FABRID: RAW FABRic Image Dataset for defect detection, Mendeley Data, version 1, 2026. Licensed under CC BY 4.0. From image Rollo4A_0000020: cropped and enlarged.
Loose threads
A loose thread on greige woven fabric.
Rubén Pérez-Llorens, Teresa Albero-Albero and Javier Silvestre-Blanes, RAW-FABRID: RAW FABRic Image Dataset for defect detection, Mendeley Data, version 1, 2026. Licensed under CC BY 4.0. From image Rollo4A_0000083: cropped and enlarged.
Filling bars
A thick place across woven fabric.
Shun Xu, Sheng Cheng, Shu Yang Jin, Xu Dong Hu, Wei Tao Wu and Zhong Xiang, ZD001, Mendeley Data, version 1, 2025. Licensed under CC BY 4.0. From image ThickPlace-P-ZY-RD05-230905-0-117: cropped, made black and white, contrast raised and enlarged.
Mispicks
A bright line across greige woven fabric.
Rubén Pérez-Llorens, Teresa Albero-Albero and Javier Silvestre-Blanes, RAW-FABRID: RAW FABRic Image Dataset for defect detection, Mendeley Data, version 1, 2026. Licensed under CC BY 4.0. From image Rollo4A_0000018: cropped and enlarged.
Slubs
A slub on the back of a knit fabric.
U.S. Army Natick Soldier Systems Center, Knitting imperfections, slub (#3) reverse side of 31-1 used as insert in 31-3A, Natick Soldier Systems Center Photographic Collection, June 9, 1972, via Digital Commonwealth. Licensed under CC BY 4.0. Cropped, contrast raised and resized.
Barre
Barre in a knit fabric.
U.S. Army Natick Soldier Systems Center, Knitting imperfections, Barre (1B), Natick Soldier Systems Center Photographic Collection, June 9, 1972, via Digital Commonwealth. Licensed under CC BY 4.0. Cropped, contrast raised so the bars show, and resized.
Runs and ladders
A run in a knit fabric.
U.S. Army Natick Soldier Systems Center, Knitting imperfections run (#16), Natick Soldier Systems Center Photographic Collection, June 9, 1972, via Digital Commonwealth. Licensed under CC BY 4.0. Turned upright, cropped, contrast raised and resized.
Broken ends
A broken end in woven fabric.
Shun Xu, Sheng Cheng, Shu Yang Jin, Xu Dong Hu, Wei Tao Wu and Zhong Xiang, ZD001, Mendeley Data, version 1, 2025. Licensed under CC BY 4.0. From image BrokenEnd-V-ZY-RS21JM-230914-0-29: cropped, made black and white, contrast raised and enlarged.
Reed marks
A reed mark in woven fabric.
Shun Xu, Sheng Cheng, Shu Yang Jin, Xu Dong Hu, Wei Tao Wu and Zhong Xiang, ZD001, Mendeley Data, version 1, 2025. Licensed under CC BY 4.0. From image Reediness-M-ZY-VYD52-230828-0-11: cropped, made black and white, contrast raised and enlarged.
Dropped stitches
Drop stitches in a knit fabric.
U.S. Army Natick Soldier Systems Center, Knitting imperfections, drop stitches (#6), Natick Soldier Systems Center Photographic Collection, June 9, 1972, via Digital Commonwealth. Licensed under CC BY 4.0. Cropped, contrast raised and resized.
Needle lines
A vertical line down one wale of a knit fabric.
U.S. Army Natick Soldier Systems Center, Knitting imperfections, vertical line (#14), Natick Soldier Systems Center Photographic Collection, June 9, 1972, via Digital Commonwealth. Licensed under CC BY 4.0. Turned upright, cropped, contrast raised and resized.
Crease marks and rope marks
Crease marks in a knit fabric.
U.S. Army Natick Soldier Systems Center, Knitting imperfections, crease marks (#2), Natick Soldier Systems Center Photographic Collection, June 9, 1972, via Digital Commonwealth. Licensed under CC BY 4.0. Cropped, contrast raised and resized.
Thick and thin places
A thin place across woven fabric.
Shun Xu, Sheng Cheng, Shu Yang Jin, Xu Dong Hu, Wei Tao Wu and Zhong Xiang, ZD001, Mendeley Data, version 1, 2025. Licensed under CC BY 4.0. From image ThinPlace-O-ZY-RV05-230927-0-8: cropped, made black and white, contrast raised and enlarged.
Press-offs
A press-off in a knit fabric.
U.S. Army Natick Soldier Systems Center, Knitting imperfections, press off (#5), Natick Soldier Systems Center Photographic Collection, June 9, 1972, via Digital Commonwealth. Licensed under CC BY 4.0. Cropped, contrast raised and resized.