Search Results for author: Chixiang Ma

Found 5 papers, 0 papers with code

Dynamic Relation Transformer for Contextual Text Block Detection

no code implementations17 Jan 2024 Jiawei Wang, Shunchi Zhang, Kai Hu, Chixiang Ma, Zhuoyao Zhong, Lei Sun, Qiang Huo

Contextual Text Block Detection (CTBD) is the task of identifying coherent text blocks within the complexity of natural scenes.

Graph Generation Relation +1

Robust Table Structure Recognition with Dynamic Queries Enhanced Detection Transformer

no code implementations21 Mar 2023 Jiawei Wang, WeiHong Lin, Chixiang Ma, Mingze Li, Zheng Sun, Lei Sun, Qiang Huo

Unlike previous methods, we formulate table separation line prediction as a line regression problem instead of an image segmentation problem and propose a new two-stage dynamic queries enhanced DETR based separation line regression approach, named DQ-DETR, to predict separation lines from table images directly.

Image Segmentation regression +2

TSRFormer: Table Structure Recognition with Transformers

no code implementations9 Aug 2022 WeiHong Lin, Zheng Sun, Chixiang Ma, Mingze Li, Jiawei Wang, Lei Sun, Qiang Huo

We present a new table structure recognition (TSR) approach, called TSRFormer, to robustly recognizing the structures of complex tables with geometrical distortions from various table images.

Ranked #2 on Table Recognition on PubTabNet (TEDS-Struct metric)

Image Segmentation Relation Network +2

Robust Table Detection and Structure Recognition from Heterogeneous Document Images

no code implementations17 Mar 2022 Chixiang Ma, WeiHong Lin, Lei Sun, Qiang Huo

We introduce a new table detection and structure recognition approach named RobusTabNet to detect the boundaries of tables and reconstruct the cellular structure of each table from heterogeneous document images.

Ranked #5 on Table Recognition on PubTabNet (TEDS-Struct metric)

Region Proposal Table Detection +1

ReLaText: Exploiting Visual Relationships for Arbitrary-Shaped Scene Text Detection with Graph Convolutional Networks

no code implementations16 Mar 2020 Chixiang Ma, Lei Sun, Zhuoyao Zhong, Qiang Huo

The key idea is to decompose text detection into two subproblems, namely detection of text primitives and prediction of link relationships between nearby text primitive pairs.

Link Prediction Region Proposal +4

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