@article{202410.2513, doi = {10.20944/preprints202410.2513.v1}, url = {https://doi.org/10.20944/preprints202410.2513.v1}, year = 2024, month = {October}, publisher = {Preprints}, author = {Hanshu Shao}, title = {A Discrete Optimal Transport Based Melding Defect Detection Method for PCB in Gas Meter}, journal = {Preprints} }