crafting interpreters
时间: 2023-04-28 09:03:59 浏览: 69
"Crafting Interpreters" 是一本关于编写解释器的书籍,作者是Bob Nystrom。这本书介绍了解释器的基本原理和实现方法,包括词法分析、语法分析、解释器设计等方面的内容。这本书使用了Java和C两种语言来实现解释器,读者可以通过实践来深入理解解释器的工作原理。
相关问题
高光谱去噪pytorch复现
高光谱去噪是一个重要的图像处理任务,其中pytorch是一个广泛使用的深度学习框架。在复现高光谱去噪算法时,你可以参考以下步骤:
1. 首先,你可以查阅论文《Decoder Denoising Pretraining for Semantic Segmentation》和《Crafting Better Contrastive Views for Siamese Representation Learning(CVPR)***.com/bwconrad/decoder-denoising,查找与高光谱去噪相关的代码。
3. 在代码存储库中,你可以找到用于高光谱去噪的PyTorch实现。阅读README文件以获取有关代码的说明和使用方法。
4. 根据代码存储库的说明,你可以使用提供的代码实现高光谱去噪算法。确保按照说明准备数据集,并使用适当的超参数进行训练。
5. 在模型训练完成后,你可以使用该模型对高光谱图像进行去噪。通过将待处理的图像输入已训练的模型中,并获取输出图像来实现此操作。
6. 最后,你可以评估去噪结果的质量,比较去噪前后的图像,以及计算各种图像质量指标(如PSNR和SSIM)。
scapy ipv6
Scapy is a powerful packet manipulation tool that can also be used for IPv6 packet crafting and analysis. Scapy supports IPv6 extension headers and can easily be used to construct and send IPv6 packets.
To create an IPv6 packet with Scapy, you can use the following code snippet:
```
from scapy.all import *
# create an IPv6 packet
ipv6_packet = IPv6(src="2001:db8::1", dst="2001:db8::2")
# send the packet
send(ipv6_packet)
```
In this example, we create an IPv6 packet with a source address of "2001:db8::1" and a destination address of "2001:db8::2". We then use the `send()` function to send the packet.
You can also add IPv6 extension headers to the packet by using the `ExtensionHeader()` function. For example, the following code adds a Hop-by-Hop Options extension header to the IPv6 packet:
```
# create an IPv6 packet with a Hop-by-Hop Options extension header
ipv6_packet = IPv6(src="2001:db8::1", dst="2001:db8::2") / ExtensionHeader(hopopts='\x00\x01\x02\x03')
# send the packet
send(ipv6_packet)
```
In this example, we use the `/` operator to add the Hop-by-Hop Options extension header to the IPv6 packet. We pass the header data as a string of hexadecimal values.