An embarrassingly simple backdoor attack on self-supervised learning

C Li, R Pang, Z Xi, T Du, S Ji… - Proceedings of the …, 2023 - openaccess.thecvf.com
As a new paradigm in machine learning, self-supervised learning (SSL) is capable of
learning high-quality representations of complex data without relying on labels. In addition to …

Comprehensive evaluation of Mal-API-2019 dataset by machine learning in malware detection

Z Li, H Zhu, H Liu, J Song, Q Cheng - arXiv preprint arXiv:2403.02232, 2024 - arxiv.org
This study conducts a thorough examination of malware detection using machine learning
techniques, focusing on the evaluation of various classification models using the Mal-API …

Botmoe: Twitter bot detection with community-aware mixtures of modal-specific experts

Y Liu, Z Tan, H Wang, S Feng, Q Zheng… - Proceedings of the 46th …, 2023 - dl.acm.org
Twitter bot detection has become a crucial task in efforts to combat online misinformation,
mitigate election interference, and curb malicious propaganda. However, advanced Twitter …

Fineehr: Refine clinical note representations to improve mortality prediction

J Wu, X Ye, C Mou, W Dai - 2023 11th International Symposium …, 2023 - ieeexplore.ieee.org
Monitoring the health status of patients in the Intensive Care Unit (ICU) is a critical aspect of
providing superior care and treatment. The availability of large-scale electronic health …

An integrative paradigm for enhanced stroke prediction: Synergizing xgboost and xdeepfm algorithms

W Dai, Y Jiang, C Mou, C Zhang - Proceedings of the 2023 6th …, 2023 - dl.acm.org
Stroke prediction plays a crucial role in preventing and managing this debilitating condition.
In this study, we address the challenge of stroke prediction using a comprehensive dataset …

Task-agnostic detector for insertion-based backdoor attacks

W Lyu, X Lin, S Zheng, L Pang, H Ling, S Jha… - arXiv preprint arXiv …, 2024 - arxiv.org
Textual backdoor attacks pose significant security threats. Current detection approaches,
typically relying on intermediate feature representation or reconstructing potential triggers …

LMbot: distilling graph knowledge into language model for graph-less deployment in twitter bot detection

Z Cai, Z Tan, Z Lei, Z Zhu, H Wang, Q Zheng… - Proceedings of the 17th …, 2024 - dl.acm.org
As malicious actors employ increasingly advanced and widespread bots to disseminate
misinformation and manipulate public opinion, the detection of Twitter bots has become a …

Fine-tuned understanding: Enhancing social bot detection with transformer-based classification

A Sallah, S Agoujil, MA Wani, M Hammad… - IEEE …, 2024 - ieeexplore.ieee.org
In recent years, the proliferation of online communication platforms and social media has
given rise to a new wave of challenges, including the rapid spread of malicious bots. These …

Muti-scale graph neural network with signed-attention for social bot detection: A frequency perspective

S Shi, K Qiao, Z Wang, J Yang, B Song, J Chen… - arXiv preprint arXiv …, 2023 - arxiv.org
The presence of a large number of bots on social media has adverse effects. The graph
neural network (GNN) can effectively leverage the social relationships between users and …

Revisiting Recommendation Loss Functions through Contrastive Learning (Technical Report)

D Li, R Jin, B Ren - arXiv preprint arXiv:2312.08520, 2023 - arxiv.org
Inspired by the success of contrastive learning, we systematically examine recommendation
losses, including listwise (softmax), pairwise (BPR), and pointwise (MSE and CCL) losses. In …