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Related papers: On Calibration of Scene-Text Recognition Models

200 papers

Scene text recognition (STR) task has a common practice: All state-of-the-art STR models are trained on large synthetic data. In contrast to this practice, training STR models only on fewer real labels (STR with fewer labels) is important…

Computer Vision and Pattern Recognition · Computer Science 2021-06-08 Jeonghun Baek , Yusuke Matsui , Kiyoharu Aizawa

We develop a Deep-Text Recurrent Network (DTRN) that regards scene text reading as a sequence labelling problem. We leverage recent advances of deep convolutional neural networks to generate an ordered high-level sequence from a whole word…

Computer Vision and Pattern Recognition · Computer Science 2015-12-22 Pan He , Weilin Huang , Yu Qiao , Chen Change Loy , Xiaoou Tang

Scene text recognition (STR) pre-training methods have achieved remarkable progress, primarily relying on synthetic datasets. However, the domain gap between synthetic and real images poses a challenge in acquiring feature representations…

Computer Vision and Pattern Recognition · Computer Science 2024-08-13 Shuai Zhao , Yongkun Du , Zhineng Chen , Yu-Gang Jiang

Scene text recognition is a hot research topic in computer vision. Recently, many recognition methods based on the encoder-decoder framework have been proposed, and they can handle scene texts of perspective distortion and curve shape.…

Computer Vision and Pattern Recognition · Computer Science 2020-05-25 Zhi Qiao , Yu Zhou , Dongbao Yang , Yucan Zhou , Weiping Wang

Scene text recognition (STR) has been widely studied in academia and industry. Training a text recognition model often requires a large amount of labeled data, but data labeling can be difficult, expensive, or time-consuming, especially for…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Yi-Chang Chen , Yu-Chuan Chang , Yen-Cheng Chang , Yi-Ren Yeh

We study calibration in question answering, estimating whether model correctly predicts answer for each question. Unlike prior work which mainly rely on the model's confidence score, our calibrator incorporates information about the input…

Computation and Language · Computer Science 2021-06-04 Shujian Zhang , Chengyue Gong , Eunsol Choi

The attention-based encoder-decoder framework has recently achieved impressive results for scene text recognition, and many variants have emerged with improvements in recognition quality. However, it performs poorly on contextless texts…

Computer Vision and Pattern Recognition · Computer Science 2020-07-20 Xiaoyu Yue , Zhanghui Kuang , Chenhao Lin , Hongbin Sun , Wayne Zhang

In-Context Learning (ICL) allows Large Language Models (LLMs) to adapt to new tasks with just a few examples, but their predictions often suffer from systematic biases, leading to unstable performance in classification. While calibration…

Machine Learning · Statistics 2026-03-05 Korel Gundem , Juncheng Dong , Dennis Zhang , Vahid Tarokh , Zhengling Qi

With the rise of deep learning algorithms nowadays, scene image representation methods have achieved a significant performance boost in classification. However, the performance is still limited because the scene images are mostly complex…

Computer Vision and Pattern Recognition · Computer Science 2023-06-13 Chiranjibi Sitaula , Tej Bahadur Shahi , Faezeh Marzbanrad , Jagannath Aryal

Recent advancements in scene text spotting have focused on end-to-end methodologies that heavily rely on precise location annotations, which are often costly and labor-intensive to procure. In this study, we introduce an innovative approach…

Computer Vision and Pattern Recognition · Computer Science 2025-04-23 Jing Li , Bo Wang

Confidence calibration -- the problem of predicting probability estimates representative of the true correctness likelihood -- is important for classification models in many applications. We discover that modern neural networks, unlike…

Machine Learning · Computer Science 2017-08-04 Chuan Guo , Geoff Pleiss , Yu Sun , Kilian Q. Weinberger

Scene text recognition (STR) is a challenging problem due to the imperfect imagery conditions in natural images. State-of-the-art methods utilize both visual cues and linguistic knowledge to tackle this challenging problem. Specifically,…

Computer Vision and Pattern Recognition · Computer Science 2022-04-07 Xiaojie Chu , Yongtao Wang

While large language models (LLMs) achieve strong performance on text-to-SQL parsing, they sometimes exhibit unexpected failures in which they are confidently incorrect. Building trustworthy text-to-SQL systems thus requires eliciting…

Computation and Language · Computer Science 2025-09-18 Terrance Liu , Shuyi Wang , Daniel Preotiuc-Pietro , Yash Chandarana , Chirag Gupta

The recent large-scale Contrastive Language-Image Pretraining (CLIP) model has shown great potential in various downstream tasks via leveraging the pretrained vision and language knowledge. Scene text, which contains rich textual and visual…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Wenwen Yu , Yuliang Liu , Wei Hua , Deqiang Jiang , Bo Ren , Xiang Bai

Nowadays, scene text recognition has attracted more and more attention due to its diverse applications. Most state-of-the-art methods adopt an encoder-decoder framework with the attention mechanism, autoregressively generating text from…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Xiaomeng Yang , Zhi Qiao , Yu Zhou

Sequence labeling architectures use word embeddings for capturing similarity, but suffer when handling previously unseen or rare words. We investigate character-level extensions to such models and propose a novel architecture for combining…

Computation and Language · Computer Science 2016-11-15 Marek Rei , Gamal K. O. Crichton , Sampo Pyysalo

The recognition of texts existing in camera-captured images has become an important issue for a great deal of research during the past few decades. This give birth to Scene Character Recognition (SCR) which is an important step in scene…

Computer Vision and Pattern Recognition · Computer Science 2018-07-20 Maroua Tounsi , Ikram Moalla , Frank Lebourgeois , Adel M. Alimi

The ability to recognize and reason about text embedded in visual inputs is often lacking in vision-and-language (V&L) models, perhaps because V&L pre-training methods have often failed to include such an ability in their training…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Jihyung Kil , Soravit Changpinyo , Xi Chen , Hexiang Hu , Sebastian Goodman , Wei-Lun Chao , Radu Soricut

Scene text image super-resolution (STISR), aiming to improve image quality while boosting downstream scene text recognition accuracy, has recently achieved great success. However, most existing methods treat the foreground (character…

Computer Vision and Pattern Recognition · Computer Science 2023-08-01 Hang Guo , Tao Dai , Guanghao Meng , Shu-Tao Xia

Building accurate language models that capture meaningful long-term dependencies is a core challenge in natural language processing. Towards this end, we present a calibration-based approach to measure long-term discrepancies between a…

Computation and Language · Computer Science 2019-06-14 Mark Braverman , Xinyi Chen , Sham M. Kakade , Karthik Narasimhan , Cyril Zhang , Yi Zhang
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