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Xenos: Dataflow-Centric Optimization to Accelerate Model Inference on Edge Devices

  • Runhua Zhang
  • , Hongxu Jiang*
  • , Fangzheng Tian
  • , Jinkun Geng
  • , Xiaobin Li
  • , Yuhang Ma
  • , Chenhui Zhu
  • , Dong Dong
  • , Xin Li
  • , Haojie Wang
  • *Corresponding author for this work
  • Beihang University
  • Stanford University
  • Tsinghua University

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

Abstract

In this paper, we propose Xenos, a high-performance edge platform for model inference. Unlike the prior works which mainly focus one operator-centric optimization, Xenos can automatically conduct dataflow-centric optimization on the computation graph and accelerate inference in two dimensions. Vertically, Xenos develops operator linking technique to improve data locality by restructuring the inter-operator dataflow. Horizontally, Xenos develops DSP-aware operator split technique to enable higher parallelism across multiple DSP units. Our evaluation proves the effectiveness of Xenos ’ vertical and horizontal dataflow optimization, which reduce the inference time by 15.0%–84.9% and 17.9%–89.9%, respectively.

Original languageEnglish
Title of host publicationDatabase Systems for Advanced Applications - 28th International Conference, DASFAA 2023, Proceedings
EditorsXin Wang, Maria Luisa Sapino, Wook-Shin Han, Amr El Abbadi, Gill Dobbie, Zhiyong Feng, Yingxiao Shao, Hongzhi Yin
PublisherSpringer Science and Business Media Deutschland GmbH
Pages535-545
Number of pages11
ISBN (Print)9783031306365
DOIs
StatePublished - 2023
Event28th International Conference on Database Systems for Advanced Applications, DASFAA 2023 - Tianjin, China
Duration: 17 Apr 2023 → 20 Apr 2023

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume13943 LNCS
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference28th International Conference on Database Systems for Advanced Applications, DASFAA 2023
Country/TerritoryChina
CityTianjin
Period17/04/23 → 20/04/23

Keywords

  • DSP-aware
  • data locality
  • dataflow-centric
  • edge-based inference

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