咖啡豆包装标签识别的强大框架:将图像增强与视觉语言OCR模型集成在一起.
Thi-Thu-Huong Le1, Yeonjeong Hwang2, Ahmada Yusril Kadiptya2
1Blockchain Platform Research Center, Pusan National University, Busan 609735, Republic of Korea.
Sensors (Basel, Switzerland)
|October 29, 2025
概括
本研究引入了改进的光学字符识别 (OCR) 管道,用于咖啡豆包装标签,增强产品跟踪和品牌验证. 这种新方法显著提高了在具有挑战性的现实条件下文本识别的准确性.
科学领域:
- 计算机视觉 计算机视觉
- 自然语言处理自然语言处理.
- 机器学习 机器学习
背景情况:
- 咖啡豆包装上的文本识别对于产品跟踪和品牌验证至关重要.
- 挑战包括可变的图像质量,多样化的包装和环境因素.
研究的目的:
- 为咖啡豆包装标签开发一个先进的光学字符识别 (OCR) 管道.
- 在现实场景中提高文本识别准确性和可靠性.
主要方法:
- 一个结合图像增强技术和基于视觉语言 (VL) Qwen VL 的 OCR 模型与结构化提示的管道.
- 使用快速工程开发和评估四个Qwen-VL OCR变体.
- 创建一个咖啡豆包装图像数据集 (LRCB和HRCB) 与各种现实世界的挑战.
- 与基线OCR模型进行比较:DocTR,PaddleOCR,EasyOCR和Tesseract.
主要成果:
- 拟议的Qwen-VL OCR变体显示出与基线方法相比的显著改进.
- 评估指标包括Levenstein距离,Cosine相似性,Jaccard指数,准确匹配,蓝色和红色分数.
- 该框架在公开的POIE数据集上显示出强大的概括能力.
结论:
- 开发的管道为咖啡豆包装标签识别提供了实用和可靠的解决方案.
- 该方法有效地解决了图像质量和环境变化带来的挑战.
- 这项工作推进了OCR专业应用的最新技术.
相关概念视频
Extraction: Advanced Methods
1.1K
Metal ions can be separated from one another by complexation with organic ligands–the chelating agent– to form uncharged chelates. Here, the chelating agent must contain hydrophobic groups and behave as a weak acid, losing a proton to bind with the metal. Since most organic ligands used in this process are insoluble or undergo oxidation in the aqueous phase, the chelating agent is initially added to the organic phase and extracted into the aqueous phase. The metal-ligand complex is...
1.1K
Imaging Biological Samples with Optical Microscopy
8.8K
Optical microscopy uses optic principles to provide detailed images of samples. Antonie van Leeuwenhoek designed the first compound optical microscope in the 17th century to visualize blood cells, bacteria, and yeast cells. In 1830, Joseph Jackson Lister created an essentially modern light microscope. The 20th century saw the development of microscopes with enhanced magnification and resolution.
In optical microscopy, the specimen to be viewed is placed on a glass slide and clipped on the stage...
In optical microscopy, the specimen to be viewed is placed on a glass slide and clipped on the stage...
8.8K
Vision
59.3K
Vision is the result of light being detected and transduced into neural signals by the retina of the eye. This information is then further analyzed and interpreted by the brain. First, light enters the front of the eye and is focused by the cornea and lens onto the retina—a thin sheet of neural tissue lining the back of the eye. Because of refraction through the convex lens of the eye, images are projected onto the retina upside-down and reversed.
59.3K
Force Classification
2.3K
Forces play a crucial role in the study of physics and engineering. They are essential in describing the motion, behavior, and equilibrium of objects in the physical world. Forces can be classified based on their origin, type, and direction of action.
Contact and non-contact forces are two of the most widely used categories of forces. As the name suggests, contact forces require physical contact between two objects to act upon each other. Examples of contact forces include frictional,...
Contact and non-contact forces are two of the most widely used categories of forces. As the name suggests, contact forces require physical contact between two objects to act upon each other. Examples of contact forces include frictional,...
2.3K
Methods of Classification and Identification
993
Bacterial identification relies on a diverse array of techniques to classify and understand microorganisms, each tailored to uncover specific characteristics. Traditional morphological approaches, while still valuable, are limited for closely related or structurally simple organisms. Modern methods integrate biochemical, serological, genetic, and advanced molecular tools to achieve greater accuracy.Morphological and Biochemical TechniquesMorphological characteristics, such as cell shape and...
993
Light Acquisition
9.4K
In order to produce glucose, plants need to capture sufficient light energy. Many modern plants have evolved leaves specialized for light acquisition. Leaves can be only millimeters in width or tens of meters wide, depending on the environment. Due to competition for sunlight, evolution has driven the evolution of increasingly larger leaves and taller plants, to avoid shading by their neighbors with contaminant elaboration of root architecture and mechanisms to transport water and nutrients.
9.4K


