1
Self-Hosted JA4 to combat AI bots
自建JA4指纹识别系统，用Python和scapy解析PCAP数据包来对抗AI机器人入侵
Article URL: https://blog.miloslavhomer.cz/deploying-ja4/ Comments URL: https://news.ycombinator.com/item?id=48437214 Points: 3 # Comments: 7
2
Show HN: Python PCAP Analyzer
开源Python工具，自动检测PCAP中的C2信标、数据泄露等多类攻击行为。
Python PCAP analyzer Comments URL: https://news.ycombinator.com/item?id=48383199 Points: 1 # Comments: 0
3
RPCASSM: Robust PCA State Space Model For Infrared Small Target Detection
融合鲁棒PCA与状态空间模型，为红外小目标检测提供全新高效方案。
arXiv:2606.01689v1 Announce Type: cross Abstract: The detection and segmentation of infrared small targets have important application significance in …
4
Unsupervised Unfolded rPCA (U2-rPCA): Deep Interpretable Clutter Filtering for Ultrasound Microvascular Imaging
将深度学习展开与鲁棒PCA结合，实现可解释的超声微血管图像杂波滤除，无监督且性能显著提升。
arXiv:2510.00660v2 Announce Type: replace Abstract: High-sensitivity clutter filtering is a fundamental step in ultrasound microvascular imaging. Sing…
5
Beyond Explained Variance: A Cautionary Tale of PCA
PCA中解释方差并非万能指标，本文通过实例警示其潜在陷阱，值得数据分析者关注。
arXiv:2605.13520v2 Announce Type: replace-cross Abstract: We address shortcomings of principal component analysis (PCA) for visualizing high-dimension…
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A Randomized Algorithm for Sparse PCA based on the Basic SDP Relaxation
稀疏主成分分析的随机新算法，基于SDP松弛的巧妙改进，理论与实验并重。
arXiv:2507.09148v2 Announce Type: replace-cross Abstract: Sparse Principal Component Analysis (SPCA) is a fundamental technique for dimensionality red…