Search Results for author: Yifan Zeng

Found 8 papers, 5 papers with code

AutoDefense: Multi-Agent LLM Defense against Jailbreak Attacks

1 code implementation2 Mar 2024 Yifan Zeng, Yiran Wu, Xiao Zhang, Huazheng Wang, Qingyun Wu

Through conducting extensive experiments on a large scale of harmful and safe prompts, we validate the effectiveness of the proposed AutoDefense in improving the robustness against jailbreak attacks, while maintaining the performance at normal user request.

Instruction Following LLM real-life tasks +1

Deep Ensemble Shape Calibration: Multi-Field Post-hoc Calibration in Online Advertising

1 code implementation17 Jan 2024 Shuai Yang, Hao Yang, Zhuang Zou, Linhe Xu, Shuo Yuan, Yifan Zeng

Shape calibration is defined as no over- or under-estimation for each subset of the pCTR within the specified range under condition of concerned fields.

A New Creative Generation Pipeline for Click-Through Rate with Stable Diffusion Model

1 code implementation17 Jan 2024 Hao Yang, Jianxin Yuan, Shuai Yang, Linhe Xu, Shuo Yuan, Yifan Zeng

2) Prompt model is designed to generate individualized creatives for different user groups, which can further improve the diversity and quality.

i2LQR: Iterative LQR for Iterative Tasks in Dynamic Environments

1 code implementation28 Feb 2023 Yifan Zeng, Suiyi He, Han Hoang Nguyen, Yihan Li, Zhongyu Li, Koushil Sreenath, Jun Zeng

This work introduces a novel control strategy called Iterative Linear Quadratic Regulator for Iterative Tasks (i2LQR), which aims to improve closed-loop performance with local trajectory optimization for iterative tasks in a dynamic environment.

Exploration in Online Advertising Systems with Deep Uncertainty-Aware Learning

1 code implementation25 Nov 2020 Chao Du, Zhifeng Gao, Shuo Yuan, Lining Gao, Ziyan Li, Yifan Zeng, Xiaoqiang Zhu, Jian Xu, Kun Gai, Kuang-Chih Lee

In this paper, we propose a novel Deep Uncertainty-Aware Learning (DUAL) method to learn CTR models based on Gaussian processes, which can provide predictive uncertainty estimations while maintaining the flexibility of deep neural networks.

Click-Through Rate Prediction Gaussian Processes

Optimized Cost per Click in Taobao Display Advertising

no code implementations27 Feb 2017 Han Zhu, Junqi Jin, Chang Tan, Fei Pan, Yifan Zeng, Han Li, Kun Gai

Moreover, the platform has to be responsible for the business revenue and user experience.

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