Le Yu

Understanding and Detecting Mobile Ad Fraud Through the Lens of Invalid Traffic

2021

Along with gaining popularity of Real-Time Bidding (RTB) based programmatic advertising, the click farm based invalid traffic, which leverages massive real smartphones to carry out large-scale ad fraud campaigns, is becoming one of the major …

Extend Model Merging from Fine-Tuned to Pre-Trained Large Language Models via Weight Disentanglement

2024 · arXiv (Cornell University)

Merging Large Language Models (LLMs) aims to amalgamate multiple homologous LLMs into one with all the capabilities. Ideally, any LLMs sharing the same backbone should be mergeable, irrespective of whether they are Fine-Tuned (FT) with …