Search Results for author: Wanlun Ma

Found 3 papers, 1 papers with code

Multi-modal Representation Learning for Social Post Location Inference

no code implementations11 Jun 2023 Ruiting Dai, Jiayi Luo, Xucheng Luo, Lisi Mo, Wanlun Ma, Fan Zhou

Inferring geographic locations via social posts is essential for many practical location-based applications such as product marketing, point-of-interest recommendation, and infector tracking for COVID-19.

Marketing Representation Learning +1

The "Beatrix'' Resurrections: Robust Backdoor Detection via Gram Matrices

1 code implementation23 Sep 2022 Wanlun Ma, Derui Wang, Ruoxi Sun, Minhui Xue, Sheng Wen, Yang Xiang

However, recent advanced backdoor attacks show that this assumption is no longer valid in dynamic backdoors where the triggers vary from input to input, thereby defeating the existing defenses.

valid

Analysis of Trending Topics and Text-based Channels of Information Delivery in Cybersecurity

no code implementations26 Jun 2020 Tingmin Wu, Wanlun Ma, Sheng Wen, Xin Xia, Cecile Paris, Surya Nepal, Yang Xiang

We further compare the identified 16 security categories across different sources based on their popularity and impact.

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