1. Chen SB (2015) On intelligentized welding manufacturing. In: The advances in intelligent systems and computing, vol 363. Springer, pp 3–34
2. Arata Y, Inoue K, Futamata M et al (1979) Investigation on welding arc sound (report I)—effect of welding method and welding condition of welding arc sound. Trans JWRI 8(1):25–31
3. Arata Y, Inoue K, Futamata M et al (1979) Investigation on welding arc sound (report II)—evaluation by hearing acuity and some characteristics of arc sound. Trans JWRI 8(2):33–38
4. Arata Y, Inoue K, Futamata M et al (1980) Investigation on welding arc sound (report III)—effects of current waveforms on TIG welding arc sound. Trans JWRI 9(2):25–30
5. Bi QL, Quan YM (2014) Ripple line fillet seam tracking with visual sensors in welding process. Key Eng Mater 579:46–51