Search Results for author: Haowen Xu

Found 8 papers, 2 papers with code

Towards Next-Generation Urban Decision Support Systems through AI-Powered Generation of Scientific Ontology using Large Language Models -- A Case in Optimizing Intermodal Freight Transportation

no code implementations29 May 2024 Jose Tupayachi, Haowen Xu, Olufemi A. Omitaomu, Mustafa Can Camur, Aliza Sharmin, Xueping Li

These facilitate the development of urban decision support systems by enhancing the data and metadata modeling, the integration of complex datasets, the coupling of multi-domain simulation models, and the formulation of decision-making metrics and workflow.

Leveraging Generative AI for Smart City Digital Twins: A Survey on the Autonomous Generation of Data, Scenarios, 3D City Models, and Urban Designs

no code implementations29 May 2024 Haowen Xu, Femi Omitaomu, Soheil Sabri, Xiao Li, Yongze Song

The digital transformation of modern cities by integrating advanced information, communication, and computing technologies has marked the epoch of data-driven smart city applications for efficient and sustainable urban management.

Learning Two-Time-Scale Representations For Large Scale Recommendations

no code implementations1 Jan 2021 Xinshi Chen, Yan Zhu, Haowen Xu, Muhan Zhang, Liang Xiong, Le Song

We propose a surprisingly simple but effective two-time-scale (2TS) model for learning user representations for recommendation.

Vocal Bursts Valence Prediction

AutoLoss: Learning Discrete Schedules for Alternate Optimization

1 code implementation4 Oct 2018 Haowen Xu, Hao Zhang, Zhiting Hu, Xiaodan Liang, Ruslan Salakhutdinov, Eric Xing

Many machine learning problems involve iteratively and alternately optimizing different task objectives with respect to different sets of parameters.

Image Generation Machine Translation +4

AutoLoss: Learning Discrete Schedule for Alternate Optimization

no code implementations ICLR 2019 Haowen Xu, Hao Zhang, Zhiting Hu, Xiaodan Liang, Ruslan Salakhutdinov, Eric Xing

Many machine learning problems involve iteratively and alternately optimizing different task objectives with respect to different sets of parameters.

Image Generation Machine Translation +3

Unsupervised Anomaly Detection via Variational Auto-Encoder for Seasonal KPIs in Web Applications

9 code implementations12 Feb 2018 Haowen Xu, Wenxiao Chen, Nengwen Zhao, Zeyan Li, Jiahao Bu, Zhihan Li, Ying Liu, Youjian Zhao, Dan Pei, Yang Feng, Jie Chen, Zhaogang Wang, Honglin Qiao

To ensure undisrupted business, large Internet companies need to closely monitor various KPIs (e. g., Page Views, number of online users, and number of orders) of its Web applications, to accurately detect anomalies and trigger timely troubleshooting/mitigation.

Unsupervised Anomaly Detection

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