Search Results for author: Xiyuan Zhang

Found 16 papers, 8 papers with code

Large Language Models for Time Series: A Survey

1 code implementation2 Feb 2024 Xiyuan Zhang, Ranak Roy Chowdhury, Rajesh K. Gupta, Jingbo Shang

Large Language Models (LLMs) have seen significant use in domains such as natural language processing and computer vision.

Quantization Time Series +1

Towards Diverse and Coherent Augmentation for Time-Series Forecasting

no code implementations24 Mar 2023 Xiyuan Zhang, Ranak Roy Chowdhury, Jingbo Shang, Rajesh Gupta, Dezhi Hong

We note that augmentation designed for forecasting requires diversity as well as coherence with the original temporal dynamics.

Data Augmentation Time Series +1

Async-HFL: Efficient and Robust Asynchronous Federated Learning in Hierarchical IoT Networks

1 code implementation17 Jan 2023 Xiaofan Yu, Ludmila Cherkasova, Harsh Vardhan, Quanling Zhao, Emily Ekaireb, Xiyuan Zhang, Arya Mazumdar, Tajana Rosing

To fully unleash the potential of Async-HFL in converging speed under system heterogeneities and stragglers, we design device selection at the gateway level and device-gateway association at the cloud level.

Federated Learning

Navigating Alignment for Non-identical Client Class Sets: A Label Name-Anchored Federated Learning Framework

1 code implementation1 Jan 2023 Jiayun Zhang, Xiyuan Zhang, Xinyang Zhang, Dezhi Hong, Rajesh K. Gupta, Jingbo Shang

Traditional federated classification methods, even those designed for non-IID clients, assume that each client annotates its local data with respect to the same universal class set.

Federated Learning

First De-Trend then Attend: Rethinking Attention for Time-Series Forecasting

1 code implementation15 Dec 2022 Xiyuan Zhang, Xiaoyong Jin, Karthick Gopalswamy, Gaurav Gupta, Youngsuk Park, Xingjian Shi, Hao Wang, Danielle C. Maddix, Yuyang Wang

Transformer-based models have gained large popularity and demonstrated promising results in long-term time-series forecasting in recent years.

Time Series Time Series Forecasting

Filling Conversation Ellipsis for Better Social Dialog Understanding

no code implementations25 Nov 2019 Xiyuan Zhang, Chengxi Li, Dian Yu, Samuel Davidson, Zhou Yu

We then train a prediction model using both utterances containing ellipsis and our automatically completed utterances.

Semantic Role Labeling Sentence +1

D-NET: A Pre-Training and Fine-Tuning Framework for Improving the Generalization of Machine Reading Comprehension

1 code implementation WS 2019 Hongyu Li, Xiyuan Zhang, Yibing Liu, Yiming Zhang, Quan Wang, Xiangyang Zhou, Jing Liu, Hua Wu, Haifeng Wang

In this paper, we introduce a simple system Baidu submitted for MRQA (Machine Reading for Question Answering) 2019 Shared Task that focused on generalization of machine reading comprehension (MRC) models.

Machine Reading Comprehension Multi-Task Learning +1

Neural Embeddings for Nearest Neighbor Search Under Edit Distance

no code implementations25 Sep 2019 Xiyuan Zhang, Yang Yuan, Piotr Indyk

The edit distance between two sequences is an important metric with many applications.

Proactive Human-Machine Conversation with Explicit Conversation Goal

no code implementations ACL 2019 Wenquan Wu, Zhen Guo, Xiangyang Zhou, Hua Wu, Xiyuan Zhang, Rongzhong Lian, Haifeng Wang

Konv enables a very challenging task as the model needs to both understand dialogue and plan over the given knowledge graph.

Tucker Tensor Decomposition on FPGA

no code implementations28 Jun 2019 Kaiqi Zhang, Xiyuan Zhang, Zheng Zhang

This paper presents an hardware accelerator for a classical tensor computation framework, Tucker decomposition.

Signal Processing Hardware Architecture

Proactive Human-Machine Conversation with Explicit Conversation Goals

8 code implementations13 Jun 2019 Wenquan Wu, Zhen Guo, Xiangyang Zhou, Hua Wu, Xiyuan Zhang, Rongzhong Lian, Haifeng Wang

DuConv enables a very challenging task as the model needs to both understand dialogue and plan over the given knowledge graph.

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