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Charts are widely used to present complex information. Deriving meaningful insights in real-world contexts often requires interpreting multiple related charts together. Research on understanding multi-chart images has not been extensively…

Computation and Language · Computer Science 2026-04-24 Azher Ahmed Efat , Seok Hwan Song , Wallapak Tavanapong

The ability to explain complex information from chart images is vital for effective data-driven decision-making. In this work, we address the challenge of generating detailed explanations alongside answering questions about charts. We…

Computer Vision and Pattern Recognition · Computer Science 2025-12-08 Shamanthak Hegde , Pooyan Fazli , Hasti Seifi

Existing unified image segmentation models either employ a unified architecture across multiple tasks but use separate weights tailored to each dataset, or apply a single set of weights to multiple datasets but are limited to a single task.…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Pei Wang , Zhaowei Cai , Hao Yang , Ashwin Swaminathan , R. Manmatha , Stefano Soatto

Question Answering (QA) systems are becoming the inspiring model for the future of search engines. While recently, underlying datasets for QA systems have been promoted from unstructured datasets to structured datasets with highly…

Information Retrieval · Computer Science 2016-02-17 Saeedeh Shekarpour , Denis Lukovnikov , Ashwini Jaya Kumar , Kemele Endris , Kuldeep Singh , Harsh Thakkar , Christoph Lange

Understanding charts requires models to jointly reason over geometric visual patterns, structured numerical data, and natural language -- a capability where current vision-language models (VLMs) remain limited. We introduce ChartNet, a…

Charts are common in literature across various scientific fields, conveying rich information easily accessible to readers. Current chart-related tasks focus on either chart perception that extracts information from the visual charts, or…

Computer Vision and Pattern Recognition · Computer Science 2024-12-05 Renqiu Xia , Haoyang Peng , Hancheng Ye , Mingsheng Li , Xiangchao Yan , Peng Ye , Botian Shi , Yu Qiao , Junchi Yan , Bo Zhang

Interpretation of deep learning remains a very challenging problem. Although the Class Activation Map (CAM) is widely used to interpret deep model predictions by highlighting object location, it fails to provide insight into the salient…

Computer Vision and Pattern Recognition · Computer Science 2024-05-30 Yuguang Yang , Runtang Guo , Sheng Wu , Yimi Wang , Juan Zhang , Xuan Gong , Baochang Zhang

The use of multimodal data in assisted diagnosis and segmentation has emerged as a prominent area of interest in current research. However, one of the primary challenges is how to effectively fuse multimodal features. Most of the current…

Computer Vision and Pattern Recognition · Computer Science 2024-04-26 Xinxin Fan , Lin Liu , Haoran Zhang

This work deals with the challenge of learning and reasoning over multi-modal multi-hop question answering (QA). We propose a graph reasoning network based on the semantic structure of the sentences to learn multi-source reasoning paths and…

Computation and Language · Computer Science 2025-01-09 Navya Yarrabelly , Saloni Mittal

Chart parsing poses a significant challenge due to the diversity of styles, values, texts, and so forth. Even advanced large vision-language models (LVLMs) with billions of parameters struggle to handle such tasks satisfactorily. To address…

Computer Vision and Pattern Recognition · Computer Science 2024-04-26 Jinyue Chen , Lingyu Kong , Haoran Wei , Chenglong Liu , Zheng Ge , Liang Zhao , Jianjian Sun , Chunrui Han , Xiangyu Zhang

Understanding infographic charts with design-driven visual elements (e.g., pictograms, icons) requires both visual recognition and reasoning, posing challenges for multimodal large language models (MLLMs). However, existing visual-question…

Computer Vision and Pattern Recognition · Computer Science 2025-10-30 Tianchi Xie , Minzhi Lin , Mengchen Liu , Yilin Ye , Changjian Chen , Shixia Liu

We present a comprehensive study of chart visual question-answering(QA) task, to address the challenges faced in comprehending and extracting data from chart visualizations within documents. Despite efforts to tackle this problem using…

Computer Vision and Pattern Recognition · Computer Science 2023-08-07 Saleem Ahmed , Bhavin Jawade , Shubham Pandey , Srirangaraj Setlur , Venu Govindaraju

Document layout analysis involves understanding the arrangement of elements within a document. This paper navigates the complexities of understanding various elements within document images, such as text, images, tables, and headings. The…

Computer Vision and Pattern Recognition · Computer Science 2024-05-02 Tahira Shehzadi , Didier Stricker , Muhammad Zeshan Afzal

Deformation component analysis is a fundamental problem in geometry processing and shape understanding. Existing approaches mainly extract deformation components in local regions at a similar scale while deformations of real-world objects…

Graphics · Computer Science 2020-12-07 Jie Yang , Lin Gao , Qingyang Tan , Yihua Huang , Shihong Xia , Yu-Kun Lai

Robust and efficient interpretation of QSAR methods is quite useful to validate AI prediction rationales with subjective opinion (chemist or biologist expertise), understand sophisticated chemical or biological process mechanisms, and…

Biomolecules · Quantitative Biology 2026-05-05 Jinjiang Guo , Qi Liu , Han Guo , Xi Lu

Fraud detection remains a challenging task due to the complex and deceptive nature of fraudulent activities. Current approaches primarily concentrate on learning only one perspective of the graph: either the topological structure of the…

Machine Learning · Computer Science 2025-02-12 Haolin Li , Shuyang Jiang , Lifeng Zhang , Siyuan Du , Guangnan Ye , Hongfeng Chai

Recently, Table Structure Recognition (TSR) task, aiming at identifying table structure into machine readable formats, has received increasing interest in the community. While impressive success, most single table component-based methods…

Computer Vision and Pattern Recognition · Computer Science 2023-03-17 Hao Liu , Xin Li , Mingming Gong , Bing Liu , Yunfei Wu , Deqiang Jiang , Yinsong Liu , Xing Sun

Vision-Language Models (VLMs) have demonstrated remarkable progress in chart understanding, largely driven by supervised fine-tuning (SFT) on increasingly large synthetic datasets. However, scaling SFT data alone is inefficient and…

Computation and Language · Computer Science 2026-05-12 Jianzhu Bao , Haozhen Zhang , Kuicai Dong , Bozhi Wu , Sarthak Ketanbhai Modi , Zi Pong Lim , Yon Shin Teo , Wenya Wang

Multimodal vision-language models (VLMs) continue to achieve ever-improving scores on chart understanding benchmarks. Yet, we find that this progress does not fully capture the breadth of visual reasoning capabilities essential for…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Kushin Mukherjee , Donghao Ren , Dominik Moritz , Yannick Assogba

Despite the success of Transformer models in vision and language tasks, they often learn knowledge from enormous data implicitly and cannot utilize structured input data directly. On the other hand, structured learning approaches such as…

Computer Vision and Pattern Recognition · Computer Science 2023-05-02 Xuehai He , Xin Eric Wang