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Related papers: Dataset Discovery via Line Charts

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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…

In this paper, we fill the research gap by adopting state-of-the-art computer vision techniques for the data extraction stage in a data mining system. As shown in Fig.1, this stage contains two subtasks, namely, plot element detection and…

Computer Vision and Pattern Recognition · Computer Science 2021-05-06 Weihong Ma , Hesuo Zhang , Shuang Yan , Guangshun Yao , Yichao Huang , Hui Li , Yaqiang Wu , Lianwen Jin

In clinical practice, crossmodal information including medical images and tabular data is essential for disease diagnosis. There exists a significant modality gap between these data types, which obstructs advancements in crossmodal…

Computer Vision and Pattern Recognition · Computer Science 2026-03-23 Tianling Liu , Hongying Liu , Fanhua Shang , Lequan Yu , Tong Han , Liang Wan

The growing capabilities of multimodal large language models (MLLMs) have advanced tasks like chart understanding. However, these models often suffer from hallucinations, where generated text sequences conflict with the provided visual…

Computation and Language · Computer Science 2025-05-27 Manan Suri , Puneet Mathur , Nedim Lipka , Franck Dernoncourt , Ryan A. Rossi , Dinesh Manocha

Data extraction from line-chart images is an essential component of the automated document understanding process, as line charts are a ubiquitous data visualization format. However, the amount of visual and structural variations in…

Computer Vision and Pattern Recognition · Computer Science 2023-05-04 Jay Lal , Aditya Mitkari , Mahesh Bhosale , David Doermann

Line Chart Data Extraction is a natural extension of Optical Character Recognition where the objective is to recover the underlying numerical information a chart image represents. Some recent works such as ChartOCR approach this problem…

Computer Vision and Pattern Recognition · Computer Science 2022-11-29 Shufan Li , Congxi Lu , Linkai Li , Haoshuai Zhou

Time series visualization plays a crucial role in identifying patterns and extracting insights across various domains. However, as datasets continue to grow in size, visualizing them effectively becomes challenging. Downsampling, which…

Human-Computer Interaction · Computer Science 2023-04-04 Jonas Van Der Donckt , Jeroen Van Der Donckt , Michael Rademaker , Sofie Van Hoecke

Deep learning models achieve state-of-the-art performance across domains but face scalability challenges in real-time or resource-constrained scenarios. To address this, we propose Loss Trajectory Correlation (LTC), a novel metric for…

Machine Learning · Computer Science 2025-03-14 Manish Nagaraj , Deepak Ravikumar , Efstathia Soufleri , Kaushik Roy

Novel category discovery aims at adapting models trained on known categories to novel categories. Previous works only focus on the scenario where known and novel categories are of the same granularity. In this paper, we investigate a new…

Computation and Language · Computer Science 2022-10-17 Wenbin An , Feng Tian , Ping Chen , Siliang Tang , Qinghua Zheng , QianYing Wang

In this paper, we present a novel framework to detect line segments in man-made environments. Specifically, we propose to describe junctions, line segments and relationships between them with a simple graph, which is more structured and…

Computer Vision and Pattern Recognition · Computer Science 2019-05-17 Ziheng Zhang , Zhengxin Li , Ning Bi , Jia Zheng , Jinlei Wang , Kun Huang , Weixin Luo , Yanyu Xu , Shenghua Gao

Charts provide visual representations of data and are widely used for analyzing information, addressing queries, and conveying insights to others. Various chart-related downstream tasks have emerged recently, such as question-answering and…

Computation and Language · Computer Science 2024-03-15 Ahmed Masry , Mehrad Shahmohammadi , Md Rizwan Parvez , Enamul Hoque , Shafiq Joty

We propose a novel framework that leverages LLMs for full causal graph discovery. While previous LLM-based methods have used a pairwise query approach, this requires a quadratic number of queries which quickly becomes impractical for larger…

Machine Learning · Computer Science 2026-04-06 Thomas Jiralerspong , Xiaoyin Chen , Yash More , Vedant Shah , Yoshua Bengio

Objective: Modelling the associations from high-throughput experimental molecular data has provided unprecedented insights into biological pathways and signalling mechanisms. Graphical models and networks have especially proven to be useful…

Machine Learning · Statistics 2013-04-24 Marco Scutari , Radhakrishnan Nagarajan

The widespread use of charts and infographics as a means of data visualization in various domains has inspired recent research in automated chart understanding. However, information extraction from chart images is a complex multitasked…

Computer Vision and Pattern Recognition · Computer Science 2024-08-30 Osama Mustafa , Muhammad Khizer Ali , Momina Moetesum , Imran Siddiqi

How to generate a large, realistic set of tables along with joinability relationships, to stress-test dataset discovery methods? Dataset discovery methods aim to automatically identify related data assets in a data lake. The development and…

Databases · Computer Science 2025-07-09 Zhenwei Dai , Chuan Lei , Asterios Katsifodimos , Xiao Qin , Christos Faloutsos , Huzefa Rangwala

The emergence of Multi-modal Large Language Models (MLLMs) presents new opportunities for chart understanding. However, due to the fine-grained nature of these tasks, applying MLLMs typically requires large, high-quality datasets for…

Computation and Language · Computer Science 2025-10-08 Yifan Wu , Lutao Yan , Leixian Shen , Yinan Mei , Jiannan Wang , Yuyu Luo

With advancements in deep learning (DL) and computer vision techniques, the field of chart understanding is evolving rapidly. In particular, multimodal large language models (MLLMs) are proving to be efficient and accurate in understanding…

Artificial Intelligence · Computer Science 2026-01-21 Ahmad Mustapha , Charbel Toumieh , Mariette Awad

Fair graph learning plays a pivotal role in numerous practical applications. Recently, many fair graph learning methods have been proposed; however, their evaluation often relies on poorly constructed semi-synthetic datasets or substandard…

Machine Learning · Computer Science 2024-06-19 Xiaowei Qian , Zhimeng Guo , Jialiang Li , Haitao Mao , Bingheng Li , Suhang Wang , Yao Ma

Understanding black-box Machine Learning methods on multidimensional data is a key challenge in Machine Learning. While many powerful Machine Learning methods already exist, these methods are often unexplainable or perform poorly on complex…

Machine Learning · Computer Science 2023-05-31 Lincoln Huber , Boris Kovalerchuk , Charles Recaido

Node-link diagrams are widely used to facilitate network explorations. However, when using a graph drawing technique to visualize networks, users often need to tune different algorithm-specific parameters iteratively by comparing the…

Human-Computer Interaction · Computer Science 2019-10-10 Yong Wang , Zhihua Jin , Qianwen Wang , Weiwei Cui , Tengfei Ma , Huamin Qu
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