Cheng Jin

Understanding security group usage in a public IaaS cloud

2016

To ensure security, cloud service providers employ security groups as a key tool for cloud tenants to protect their virtual machines (VMs) from attacks. However, security groups can be complex and often hard to configure, …

Progressive Evidence Refinement for Open-domain Multimodal Retrieval Question Answering

2023 · arXiv (Cornell University)

Pre-trained multimodal models have achieved significant success in retrieval-based question answering. However, current multimodal retrieval question-answering models face two main challenges. Firstly, utilizing compressed evidence features as input to the model results in the loss …

EPA: Neural Collapse Inspired Robust Out-of-distribution Detector

2024

Out-of-distribution (OOD) detection plays a crucial role in ensuring the security of neural networks. Existing works have leveraged the fact that In-distribution (ID) samples form a subspace in the feature space, achieving state-of-the-art (SOTA) performance. …