Search Results for author: Sen Li

Found 23 papers, 9 papers with code

MuLan: Multimodal-LLM Agent for Progressive Multi-Object Diffusion

1 code implementation20 Feb 2024 Sen Li, Ruochen Wang, Cho-Jui Hsieh, Minhao Cheng, Tianyi Zhou

Moreover, MuLan adopts a vision-language model (VLM) to provide feedback to the image generated in each sub-task and control the diffusion model to re-generate the image if it violates the original prompt.

Attribute Language Modelling +2

Advancing Attack-Resilient Scheduling of Integrated Energy Systems with Demand Response via Deep Reinforcement Learning

no code implementations28 Nov 2023 Yang Li, Wenjie Ma, Yuanzheng Li, Sen Li, Zhe Chen

Simulation results demonstrate that our method is capable of adequately addressing the uncertainties resulting from RES and loads, mitigating the impact of cyber-attacks on the scheduling strategy, and ensuring a stable demand supply for various energy sources.

Scheduling

SeisT: A foundational deep learning model for earthquake monitoring tasks

1 code implementation2 Oct 2023 Sen Li, Xu Yang, Anye Cao, Changbin Wang, Yaoqi Liu, Yapeng Liu, Qiang Niu

The most significant improvements, in comparison to existing models, are observed in phase-P picking, phase-S picking, and magnitude estimation, with gains of 1. 7%, 9. 5%, and 8. 0%, respectively.

Out-of-Distribution Generalization

Emotional Talking Head Generation based on Memory-Sharing and Attention-Augmented Networks

no code implementations6 Jun 2023 Jianrong Wang, Yaxin Zhao, Li Liu, Tianyi Xu, Qi Li, Sen Li

Given an audio clip and a reference face image, the goal of the talking head generation is to generate a high-fidelity talking head video.

Talking Head Generation

MAVD: The First Open Large-Scale Mandarin Audio-Visual Dataset with Depth Information

1 code implementation4 Jun 2023 Jianrong Wang, Yuchen Huo, Li Liu, Tianyi Xu, Qi Li, Sen Li

Audio-visual speech recognition (AVSR) gains increasing attention from researchers as an important part of human-computer interaction.

Audio-Visual Speech Recognition speech-recognition +1

Rethinking the Role of Pre-ranking in Large-scale E-Commerce Searching System

no code implementations23 May 2023 Zhixuan Zhang, Yuheng Huang, Dan Ou, Sen Li, Longbin Li, Qingwen Liu, Xiaoyi Zeng

As such, the metric of a pre-ranking model follows the ranking model using Area Under ROC (AUC) for offline evaluation.

DABS: Data-Agnostic Backdoor attack at the Server in Federated Learning

no code implementations2 May 2023 Wenqiang Sun, Sen Li, Yuchang Sun, Jun Zhang

Federated learning (FL) attempts to train a global model by aggregating local models from distributed devices under the coordination of a central server.

Backdoor Attack Federated Learning

Piggyback on Idle Ride-Sourcing Drivers for Integrated On-Demand and Flexible Intracity Parcel Delivery Services

no code implementations13 Apr 2023 Yang Liu, Sen Li

This paper investigates the spatial pricing and fleet management strategies for an integrated platform that provides both ride-sourcing services and intracity parcel delivery services over a transportation network utilizing the idle time of ride-sourcing drivers.

Management

MAKE: Vision-Language Pre-training based Product Retrieval in Taobao Search

no code implementations30 Jan 2023 Xiaoyang Zheng, Zilong Wang, Ke Xu, Sen Li, Tao Zhuang, Qingwen Liu, Xiaoyi Zeng

Given a user query, the retrieval phase returns a subset of candidate products for the following ranking phase.

Retrieval

Multi-Objective Personalized Product Retrieval in Taobao Search

no code implementations9 Oct 2022 Yukun Zheng, Jiang Bian, Guanghao Meng, Chao Zhang, Honggang Wang, Zhixuan Zhang, Sen Li, Tao Zhuang, Qingwen Liu, Xiaoyi Zeng

These problems promote us to further strengthen the capabilities of our EBR model in both relevance estimation and personalized retrieval.

Collaborative Filtering Retrieval

TJ4DRadSet: A 4D Radar Dataset for Autonomous Driving

1 code implementation28 Apr 2022 Lianqing Zheng, Zhixiong Ma, Xichan Zhu, Bin Tan, Sen Li, Kai Long, Weiqi Sun, Sihan Chen, Lu Zhang, Mengyue Wan, Libo Huang, Jie Bai

The next-generation high-resolution automotive radar (4D radar) can provide additional elevation measurement and denser point clouds, which has great potential for 3D sensing in autonomous driving.

3D Object Detection Autonomous Driving +1

Modeling User Behavior with Graph Convolution for Personalized Product Search

1 code implementation12 Feb 2022 Fan Lu, Qimai Li, Bo Liu, Xiao-Ming Wu, Xiaotong Zhang, Fuyu Lv, Guli Lin, Sen Li, Taiwei Jin, Keping Yang

Our approach can be seamlessly integrated with existing latent space based methods and be potentially applied in any product retrieval method that uses purchase history to model user preferences.

Learning Semantic Representations Retrieval

Adversarial Learning for Incentive Optimization in Mobile Payment Marketing

no code implementations28 Dec 2021 Xuanying Chen, Zhining Liu, Li Yu, Sen Li, Lihong Gu, Xiaodong Zeng, Yize Tan, Jinjie Gu

This bias deteriorates the performance of the response model and misleads the linear programming process, dramatically degrading the performance of the resulting allocation policy.

Marketing

Research on Event Accumulator Settings for Event-Based SLAM

1 code implementation1 Dec 2021 Kun Xiao, Guohui Wang, Yi Chen, Yongfeng Xie, Hong Li, Sen Li

The experiment results show that our method can achieve better performance in most sequences compared with the state-of-the-art event frame based SLAM algorithm.

Embedding-based Product Retrieval in Taobao Search

no code implementations17 Jun 2021 Sen Li, Fuyu Lv, Taiwei Jin, Guli Lin, Keping Yang, Xiaoyi Zeng, Xiao-Ming Wu, Qianli Ma

We evaluate MGDSPR on Taobao Product Search with significant metrics gains observed in offline experiments and online A/B tests.

Open-Ended Question Answering Retrieval

Multi-stage malaria parasite recognition by deep learning

1 code implementation GigaScience 2021 Sen Li, Zeyu Du, Xiangjie Meng, Yang Zhang

The proposed method showed higher accuracy and effectiveness in publicly available microscopic images of multi-stage malaria parasites compared to a wide range of state-of-the-art approaches.

Learning Representations for Incomplete Time Series Clustering

1 code implementation AAAI 2021 Qianli Ma, Chuxin Chen, Sen Li, Garrison W. Cottrell

Also, to reduce the error propagation from imputation to clustering, we introduce a discriminator to make the distribution of imputation values close to the true one and train CRLI in an alternating train- ing manner.

Clustering Imputation +3

Towards Understanding and Improving Dropout in Game Theory

no code implementations ICLR 2021 Hao Zhang, Sen Li, Yinchao Ma, Mingjie Li, Yichen Xie, Quanshi Zhang

Experimental results on various DNNs and datasets have shown that the interaction loss can effectively improve the utility of dropout and boost the performance of DNNs.

Interpreting and Boosting Dropout from a Game-Theoretic View

no code implementations24 Sep 2020 Hao Zhang, Sen Li, Yinchao Ma, Mingjie Li, Yichen Xie, Quanshi Zhang

This paper aims to understand and improve the utility of the dropout operation from the perspective of game-theoretic interactions.

Impact of Congestion Charge and Minimum Wage on TNCs: A Case Study for San Francisco

no code implementations5 Mar 2020 Sen Li, Kameshwar Poolla, Pravin Varaiya

Both charges reduce the number of TNC trips, but this reduction is limited by the wage floor, and the number of TNC vehicles reduced is not significant.

Learning Representations for Time Series Clustering

2 code implementations NeurIPS 2019 Qianli Ma, Jiawei Zheng, Sen Li, Gary W. Cottrell

When applying seq2seq to time series clustering, obtaining a representation that effectively represents the temporal dynamics of the sequence, multi-scale features, and good clustering properties remains a challenge.

Anomaly Detection Clustering +4

DADA-2000: Can Driving Accident be Predicted by Driver Attention? Analyzed by A Benchmark

no code implementations23 Apr 2019 Jianwu Fang, Dingxin Yan, Jiahuan Qiao, Jianru Xue, He Wang, Sen Li

Driver attention prediction is currently becoming the focus in safe driving research community, such as the DR(eye)VE project and newly emerged Berkeley DeepDrive Attention (BDD-A) database in critical situations.

Driver Attention Monitoring

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