The fractography of the fatigue crack initiation displayed cleavage facet and more second cracks after pre-training.
裂纹形成的断裂为穿晶解理机制,预应变可导致更多的二次裂纹。
2
When a ConvNet with unsupervised pre-training is shown the images from this database it can learn to recognise the categories more than 70% of the time.
在无指导的情况下,将上述数据库的图像显示在还未受训的回旋网眼前,它能学习识别70%以上的分类。
3
Not only that but their reading speed and comprehension of the short story was unaffected compared with their pre-training tests. Quite an impressive feat of attention.