Long-Wen Chang

Designing JPEG quantization tables based on human visual system

Ching Yang Wang, Shiuh-Ming Lee, Long-Wen Chang · Signal Processing Image Communication · 2001 · 65 citations

Image Analysis, Machine Vision, Engineering +6

Hybrid image matching combining Hausdorff distance with normalized gradient matching

Chyuan-Huei Thomas Yang, Shang‐Hong Lai, Long-Wen Chang · Pattern Recognition · 2006 · 44 citations

Image Analysis, Machine Vision, Engineering +11

Secure reversible visible image watermarking with authentication

Han-Min Tsai, Long-Wen Chang · Signal Processing Image Communication · 2009 · 44 citations

Digital Watermarking, Data Hiding, Engineering +7

A High Secure Reversible Visible Watermarking Scheme

Han-Min Tsai, Long-Wen Chang · 2007 · 42 citations

Digital Watermarking, Data Hiding, Engineering +13

Video object cosegmentation

Ding-Jie Chen, Hwann-Tzong Chen, Long-Wen Chang · 2012 · 41 citations

Scene Analysis, Machine Vision, Image Analysis +14