English
Related papers

Related papers: Toward the Optimized Crowdsourcing Strategy for OC…

200 papers

This paper presents a systematic literature review of image datasets for document image analysis, focusing on historical documents, such as handwritten manuscripts and early prints. Finding appropriate datasets for historical document…

Computer Vision and Pattern Recognition · Computer Science 2022-11-01 Konstantina Nikolaidou , Mathias Seuret , Hamam Mokayed , Marcus Liwicki

Recent advances in Large Language Models (LLMs) have significantly improved the field of Document AI, demonstrating remarkable performance on document understanding tasks such as question answering. However, existing approaches primarily…

Artificial Intelligence · Computer Science 2026-04-10 Gyuho Shim , Seongtae Hong , Heuiseok Lim

Microtask crowdsourcing is increasingly critical to the creation of extremely large datasets. As a result, crowd workers spend weeks or months repeating the exact same tasks, making it necessary to understand their behavior over these long…

Human-Computer Interaction · Computer Science 2016-11-02 Kenji Hata , Ranjay Krishna , Li Fei-Fei , Michael S. Bernstein

Computer vision systems require large amounts of manually annotated data to properly learn challenging visual concepts. Crowdsourcing platforms offer an inexpensive method to capture human knowledge and understanding, for a vast number of…

Computer Vision and Pattern Recognition · Computer Science 2016-11-08 Adriana Kovashka , Olga Russakovsky , Li Fei-Fei , Kristen Grauman

Extracting the relevant information out of a large number of documents is a challenging and tedious task. The quality of results generated by the traditionally available full-text search engine and text-based image retrieval systems is not…

Information Retrieval · Computer Science 2022-12-05 Riya Gupta , C. V. Jawahar

Crowdsourcing employs human workers to solve computer-hard problems, such as data cleaning, entity resolution, and sentiment analysis. When crowdsourcing tabular data, e.g., the attribute values of an entity set, a worker's answers on the…

Databases · Computer Science 2017-08-08 Caihua Shan , Nikos Mamoulis , Guoliang Li , Reynold Cheng , Zhipeng Huang , Yudian Zheng

Schema matching is a central challenge for data integration systems. Inspired by the popularity and the success of crowdsourcing platforms, we explore the use of crowdsourcing to reduce the uncertainty of schema matching. Since…

Databases · Computer Science 2018-09-12 Chen Jason Zhang , Lei Chen , H. V. Jagadish , Mengchen Zhang , Yongxin Tong

Conventional optical character recognition (OCR) techniques segmented each character and then recognized. This made them prone to error in character segmentation, and devoid of context to exploit language models. Advances in sequence to…

Computer Vision and Pattern Recognition · Computer Science 2025-09-01 Shashank Vempati , Nishit Anand , Gaurav Talebailkar , Arpan Garai , Chetan Arora

Fact-checking is one of the effective solutions in fighting online misinformation. However, traditional fact-checking is a process requiring scarce expert human resources, and thus does not scale well on social media because of the…

Information Retrieval · Computer Science 2022-08-22 Mohammed Saeed , Nicolas Traub , Maelle Nicolas , Gianluca Demartini , Paolo Papotti

Some historical and more recent printed documents have been scanned or stored at very low resolutions, such as 60 dpi. Though such scans are relatively easy for humans to read, they still present significant challenges for optical character…

Computer Vision and Pattern Recognition · Computer Science 2021-05-11 Julian D. Gilbey , Carola-Bibiane Schönlieb

There has been recent interest in improving optical character recognition (OCR) for endangered languages, particularly because a large number of documents and books in these languages are not in machine-readable formats. The performance of…

Computation and Language · Computer Science 2023-02-28 Shruti Rijhwani , Daisy Rosenblum , Michayla King , Antonios Anastasopoulos , Graham Neubig

Optical Character Recognition (OCR) is a critical but error-prone stage in digital humanities text pipelines. While OCR correction improves usability for downstream NLP tasks, common workflows often overwrite intermediate decisions,…

Human-Computer Interaction · Computer Science 2026-05-07 Haoze Guo , Ziqi Wei

The biggest challenge in the field of image processing is to recognize documents both in printed and handwritten format. Optical Character Recognition OCR is a type of document image analysis where scanned digital image that contains either…

Computer Vision and Pattern Recognition · Computer Science 2016-12-05 Singh Vijendra , Nisha Vasudeva , Hem Jyotsana Parashar

For digitizing or indexing physical documents, Optical Character Recognition (OCR), the process of extracting textual information from scanned documents, is a vital technology. When a document is visually damaged or contains non-textual…

Computer Vision and Pattern Recognition · Computer Science 2022-07-05 Oshri Naparstek , Ophir Azulai , Daniel Rotman , Yevgeny Burshtein , Peter Staar , Udi Barzelay

In this paper, we evaluate state-of-the-art OCR methods on Egocentric data. We annotate text in EPIC-KITCHENS images, and demonstrate that existing OCR methods struggle with rotated text, which is frequently observed on objects being…

Computer Vision and Pattern Recognition · Computer Science 2022-06-14 Valentin Popescu , Dima Damen , Toby Perrett

With the huge upsurge of information in day-to-days life, it has become difficult to assemble relevant information in nick of time. But people, always are in dearth of time, they need everything quick. Hence clustering was introduced to…

Information Retrieval · Computer Science 2015-03-02 Rakesh Chandra Balabantaray , Chandrali Sarma , Monica Jha

Crowdwork often entails tackling cognitively-demanding and time-consuming tasks. Crowdsourcing can be used for complex annotation tasks, from medical imaging to geospatial data, and such data powers sensitive applications, such as health…

Human-Computer Interaction · Computer Science 2020-09-07 Akira Matsui , Emilio Ferrara , Fred Morstatter , Andres Abeliuk , Aram Galstyan

Crowdsourcing annotations has created a paradigm shift in the availability of labeled data for machine learning. Availability of large datasets has accelerated progress in common knowledge applications involving visual and language data.…

DeepSeek-OCR shows that rendered text can be reconstructed from a small number of vision tokens, sparking excitement about using vision as a compression medium for long textual contexts. But this pipeline requires rendering token embeddings…

Computer Vision and Pattern Recognition · Computer Science 2026-04-07 Ivan Yee Lee , Cheng Yang , Taylor Berg-Kirkpatrick

Several clustering frameworks with interactive (semi-supervised) queries have been studied in the past. Recently, clustering with same-cluster queries has become popular. An algorithm in this setting has access to an oracle with full…

Data Structures and Algorithms · Computer Science 2019-08-15 Barna Saha , Sanjay Subramanian