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We address the problem of detecting and mapping all books in a collection of images to entries in a given book catalogue. Instead of performing independent retrieval for each book detected, we treat the image-text mapping problem as a…

计算机视觉与模式识别 · 计算机科学 2025-06-30 Artemis Llabrés , Arka Ujjal Dey , Dimosthenis Karatzas , Ernest Valveny

To address the limitations of existing open-vocabulary object recognition methods, specifically high system complexity, substantial training costs, and limited generalization, this paper proposes a novel Open-Vocabulary Object Recognition…

计算机视觉与模式识别 · 计算机科学 2026-03-09 Wei Yu Chen , Ying Dai

Detecting the marking characters of industrial metal parts remains challenging due to low visual contrast, uneven illumination, corroded character structures, and cluttered background of metal part images. Affected by these factors,…

计算机视觉与模式识别 · 计算机科学 2022-03-30 Tongkun Guan , Chaochen Gu , Changsheng Lu , Jingzheng Tu , Qi Feng , Kaijie Wu , Xinping Guan

Analog optical computers promise large efficiency gains for machine learning inference, yet no demonstration has moved beyond small-scale image benchmarks. We benchmark the analog optical computer (AOC) digital twin on mortgage approval…

机器学习 · 计算机科学 2026-04-16 Sofia Berloff , Pavel Koptev , Konstantin Malkov

Good OCR results for historical printings rely on the availability of recognition models trained on diplomatic transcriptions as ground truth, which is both a scarce resource and time-consuming to generate. Instead of having to train a…

数字图书馆 · 计算机科学 2016-10-21 U. Springmann , F. Fink , K. U. Schulz

A crucial component for the scene text based reasoning required for TextVQA and TextCaps datasets involve detecting and recognizing text present in the images using an optical character recognition (OCR) system. The current systems are…

计算机视觉与模式识别 · 计算机科学 2021-05-13 Amanpreet Singh , Guan Pang , Mandy Toh , Jing Huang , Wojciech Galuba , Tal Hassner

Text line segmentation is one of the pre-stages of modern optical character recognition systems. The algorithmic approach proposed by this paper has been designed for this exact purpose. Its main characteristic is the combination of two…

计算机视觉与模式识别 · 计算机科学 2023-06-22 Pit Schneider

Video captioning aims to generate comprehensive and coherent descriptions of the video content, contributing to the advancement of both video understanding and generation. However, existing methods often suffer from motion-detail imbalance,…

计算机视觉与模式识别 · 计算机科学 2025-08-28 Chunlin Zhong , Qiuxia Hou , Zhangjun Zhou , Shuang Hao , Haonan Lu , Yanhao Zhang , He Tang , Xiang Bai

This paper presents a comparative analysis of Large Language Models (LLMs) and traditional Optical Character Recognition (OCR) systems on Urdu newspapers, addressing challenges posed by complex multi-column layouts, low-resolution scans,…

计算机视觉与模式识别 · 计算机科学 2026-03-05 Samee Arif , Sualeha Farid

Accurate segmentation of retinal fluids in 3D Optical Coherence Tomography images is key for diagnosis and personalized treatment of eye diseases. While deep learning has been successful at this task, trained supervised models often fail…

Incremental anomaly detection aims to sequentially identify defects in industrial product lines but suffers from catastrophic forgetting, primarily due to knowledge overwriting during parameter updates and feature conflicts between tasks.…

计算机视觉与模式识别 · 计算机科学 2025-03-27 Yizhou Jin , Jiahui Zhu , Guodong Wang , Shiwei Li , Jinjin Zhang , Xinyue Liu , Qingjie Liu , Yunhong Wang

Static benchmarks measure a model frozen at training time. Real systems face distribution shift: new categories, paraphrased queries, drift: and must recover online via user corrections. No existing benchmark measures recovery speed under…

机器学习 · 计算机科学 2026-05-06 Adrian Grassi

Structured information extraction from long, multilingual scanned financial documents is a core requirement in industrial KYC and compliance workflows. These documents are typically non machine readable, noisy, and visually heterogeneous.…

计算机视觉与模式识别 · 计算机科学 2026-04-30 Yuxuan Han , Yuanxing Zhang , Yushuo Wang , Yichao Jin , Kenneth Zhu Ke , Jingyuan Zhao

The Character Error Rate (CER) is a key metric for evaluating the quality of Optical Character Recognition (OCR). However, this metric assumes that text has been perfectly parsed, which is often not the case. Under page-parsing errors, CER…

计算机视觉与模式识别 · 计算机科学 2026-04-08 Jonathan Bourne , Mwiza Simbeye , Joseph Nockels

Visual inspection software has become a key factor in the manufacturing industry for quality control and process monitoring. Semantic segmentation models have gained importance since they allow for more precise examination. These models,…

计算机视觉与模式识别 · 计算机科学 2022-05-11 Silvan Mertes , Andreas Margraf , Steffen Geinitz , Elisabeth André

Recently, a variety of regularization techniques have been widely applied in deep neural networks, such as dropout, batch normalization, data augmentation, and so on. These methods mainly focus on the regularization of weight parameters to…

机器学习 · 计算机科学 2019-08-16 Qianggang Ding , Sifan Wu , Hao Sun , Jiadong Guo , Shu-Tao Xia

Linked Data is used in various fields as a new way of structuring and connecting data. Cultural heritage institutions have been using linked data to improve archival descriptions and facilitate the discovery of information. Most archival…

计算机视觉与模式识别 · 计算机科学 2023-11-28 Mariana Dias , Carla Teixeira Lopes

Object recognition and detection are well-studied problems with a developed set of almost standard solutions. Identity documents recognition, classification, detection, and localization are the tasks required in a number of applications,…

计算机视觉与模式识别 · 计算机科学 2025-03-04 Mykola Kozlenko , Volodymyr Sendetskyi , Oleksiy Simkiv , Nazar Savchenko , Andy Bosyi

Optical implementations of neural networks (ONNs) herald the next-generation high-speed and energy-efficient deep learning computing by harnessing the technical advantages of large bandwidth and high parallelism of optics. However, due to…

新兴技术 · 计算机科学 2021-12-16 Shaofu Xu , Jing Wang , Haowen Shu , Zhike Zhang , Sicheng Yi , Bowen Bai , Xingjun Wang , Jianguo Liu , Weiwen Zou

Iterating with new and improved OCR solutions enforces decision making when it comes to targeting the right candidates for reprocessing. This especially applies when the underlying data collection is of considerable size and rather diverse…

计算与语言 · 计算机科学 2023-06-22 Pit Schneider , Yves Maurer