no code implementations • 12 Mar 2025 • Kaixin Zhang, Hongzhi Wang, ZiQi Li, Yabin Lu, Yingze Li, Yu Yan, Yiming Guan
We conceptualize these challenges as the "Trilemma of Cardinality Estimation", where learned cardinality estimation methods struggle to balance generality, accuracy, and updatability.
no code implementations • 1 Dec 2024 • Kaixin Zhang, Hongzhi Wang, Kunkai Gu, ZiQi Li, Chunyu Zhao, Yingze Li, Yu Yan
High-performance OLAP database technology has emerged with the growing demand for massive data analysis.
no code implementations • 4 Apr 2024 • Kaixin Zhang, Zhixiang Yuan, Tao Huang
Our approach introduces a novel image generation framework that produces multi-label synthetic images of unseen classes for classifier training.
1 code implementation • 25 Jul 2023 • Kaixin Zhang, Hongzhi Wang, Yabin Lu, ZiQi Li, Chang Shu, Yu Yan, Donghua Yang
Although both data-driven and hybrid methods are proposed to avoid this problem, most of them suffer from high training and estimation costs, limited scalability, instability, and long-tail distribution problems on high-dimensional tables, which seriously affects the practical application of learned cardinality estimators.
1 code implementation • 28 Jun 2023 • Zhixiang Yuan, Kaixin Zhang, Tao Huang
Our paper addresses label noise in MLC by introducing a positive and unlabeled multi-label classification (PU-MLC) method.
no code implementations • 27 May 2021 • Kaixin Zhang, Hongzhi Wang, Han Hu, Songling Zou, Jiye Qiu, Tongxin Li, Zhishun Wang
In this paper, we demonstrated TENSILE, a method of managing GPU memory in tensor granularity to reduce the GPU memory peak, considering the multiple dynamic workloads.
no code implementations • 8 May 2021 • Zhishun Wang, Wei Lu, Kaixin Zhang, TianHao Li, Zixi Zhao
It is a difficult task for both professional investors and individual traders continuously making profit in stock market.
no code implementations • 15 Oct 2020 • Chunnan Wang, Kaixin Zhang, Hongzhi Wang, Bozhou Chen
In recent years, many spatial-temporal graph convolutional network (STGCN) models are proposed to deal with the spatial-temporal network data forecasting problem.
1 code implementation • 9 Apr 2020 • Hongzhi Wang, Bozhou Chen, Yueyang Xu, Kaixin Zhang, Shengwen Zheng
In this demo, we present ConsciousControlFlow(CCF), a prototype system to demonstrate conscious Artificial Intelligence (AI).
no code implementations • 3 Mar 2020 • Bozhou Chen, Kaixin Zhang, Longshen Ou, Chenmin Ba, Hongzhi Wang, Chunnan Wang
However, most machine learning algorithms are sensitive to the hyper-parameters.