The restoration shows both the craftsmanship and controversy surrounding switchblades. Every spring, pin, and mechanism is carefully repaired—but the discussion of why these knives are outlawed adds a ...

Abstract: As a representative deep learning network, convolutional neural network (CNN) has been widely used in bearing fault diagnosis and achieved many good results. The input images of CNN are ...

Watch as a broken switchblade knife is brought back to life while uncovering the controversial history behind it. This type of knife is banned in many countries - find out what makes it so feared.