Panasonic Intellectual Property Management Co., Ltd.

Akinobu Kondou

Yasuhiro Kinugasa

Kaede Kunimaru

Image processing unit is provided in computer, and performs: for each of input images constituting a moving image obtained by capturing a workpiece during arc welding, a spatter detection step of detecting a spatter from an input image constituting a moving image of the workpiece, the moving image being generated by capturing the workpiece during the arc welding; a background bright spot identification step of identifying, as a background bright spot, a position in the moving image, the position being a position where a number of times of the detection in the spatter detection step is equal to or more than a predetermined reference number of times; and a spatter number identification step of identifying, for one input image, a number of spatters excluding spatters each corresponding to the background bright spot identified by the background bright spot identification step among the spatters detected by the spatter detection processing.

Growing community of inventors

Kyoto, Japan

Akinobu Kondou