1 code implementation • 15 Aug 2023 • Qiwei Li, Zuchao Li, Xiantao Cai, Bo Du, Hai Zhao
In this paper, we propose GraphLayoutLM, a novel document understanding model that leverages the modeling of layout structure graph to inject document layout knowledge into the model.
1 code implementation • 7 Aug 2022 • Qiyu Dai, Jiyao Zhang, Qiwei Li, Tianhao Wu, Hao Dong, Ziyuan Liu, Ping Tan, He Wang
Commercial depth sensors usually generate noisy and missing depths, especially on specular and transparent objects, which poses critical issues to downstream depth or point cloud-based tasks.
1 code implementation • 9 Dec 2020 • Esteban Fernández Morales, Cong Zhang, Guanghua Xiao, Chul Moon, Qiwei Li
With the advanced imaging technology, digital pathology imaging of tumor tissue slides is becoming a routine clinical procedure for cancer diagnosis.
1 code implementation • 7 Dec 2020 • Chul Moon, Qiwei Li, Guanghua Xiao
Tumor shape is a key factor that affects tumor growth and metastasis.
2 code implementations • 23 Feb 2019 • Qiwei Li, Shuang Jiang, Andrew Y. Koh, Guanghua Xiao, Xiaowei Zhan
To overcome these challenges, we propose a Bayesian hierarchical modeling framework for the analysis of microbiome count data for differential abundance analysis.
Methodology
1 code implementation • 23 Dec 2018 • Shuang Jiang, Guanghua Xiao, Andrew Y. Koh, Qiwei Li, Xiaowei Zhan
Hence, we present an integrative Bayesian zero-inflated negative binomial regression model that can both distinguish differential abundant taxa with distinct phenotypes and quantify covariate-taxa effects.
Applications
1 code implementation • 22 Feb 2018 • Qiwei Li, Xinlei Wang, Faming Liang, Guanghua Xiao
This statistical methodology not only presents a new model for characterizing spatial correlations in a multi-type spatial point pattern, but also provides a new perspective for understanding the role of cell-cell interactions in cancer progression.
Methodology 62M30, 62F15