当前的电信反欺诈主要依赖于号码黑名单库。然而，攻击者利用VoIP技术可以轻易生成海量的虚拟号码，并在每次攻击后迅速更换。这种“打一枪换一个地方”的策略使得基于静态特征的黑名单更新速度远远落后于号码生成的速度。此外，攻击者常使用合法的被黑账号或境外正规 ...

Cisco is hiring an AI Process Automation Expert to lead the design, development, and deployment of intelligent automation solutions across enterprise workflows.

A Hybrid Machine Learning Framework for Early Diabetes Prediction in Sierra Leone Using Feature Selection and Soft-Voting Ensemble ...

The evidence is solid but not definitive, as the conclusions rely on the absence of changes in spatial breadth and would benefit from clearer statistical justification and a more cautious ...

Arousal fluctuates continuously during wakefulness, yet how these moment-to-moment variations shape large-scale functional connectivity (FC) remains unclear. Here, we combined 7T fMRI with concurrent ...

韩国拟议的强制性语音钓鱼赔偿政策，其出发点虽是为了保护消费者权益，但在理论逻辑与实践效果上存在显著缺陷。无差别的全额赔偿忽视了网络安全的多方属性，极易诱发道德风险，导致用户警惕性崩塌，甚至催生黑色产业链的变种。

Background Patients with heart failure (HF) frequently suffer from undetected declines in cardiorespiratory fitness (CRF), which significantly increases their risk of poor outcomes. However, current ...