python - How to use opencv for poster detection - Stack Overflow
2016年4月11日 · Is it possible to use opencv for better detection of posters (see example image)? I have tried following approach: apply erosion and dilation to remove noise and make smooth. findContours and draw bounding boxes. Result of this approach is only good if there are lights behind the posters (poster glowing).
《OpenCV 基础全攻略：从入门到精通》 - CSDN博客
2024年12月4日 · 是 OpenCV 库中的一个函数，用于创建一个命名窗口，以便在该窗口中显示图像或进行其他图形操作。这个函数在处理图像和视频时非常有用，尤其是在开发基于图像处理的应用程序时。
OpenCV最详细入门（一）-python（代码全部可以直接运行）_opencv …
2024年3月13日 · OpenCV（open source computer vision library）是一个基于 BSD 许可（开源）发行的跨平台 计算机视觉库，可以运行在Linux、Windows、Android和Mac OS操作系统上。 它轻量级而且高效——由一系列 C 函数和少量 C++ 类构成，同时提供了Python、Ruby、 MATLAB 等语言的接口，实现了图像处理和 计算机视觉 方面的很多通用算法。 OpenCV用C++语言编写，它的主要接口也是C++语言，但是依然保留了大量的C语言接口。
计算机视觉 ---图像读取与显示(OpenCV与Matplotlib) - CSDN博客
2024年11月14日 · 本文分别介绍了使用 OpenCV 和 Matplotlib 进行图像读取与显示的方法，如 cv2.imread ()、cv2.imshow ()、plt.imread ()、plt.imshow 等，并提及了使用 OpenCV 时的注意事项。
OpenCV 中文文档 4.0.0 - iBooker
OpenCV（开源计算机视觉库）是在 BSD 许可下发布的，因此它可以免费用于学术和商业用途。 它具有 C++，Python 和 Java 接口，支持 Windows，Linux，Mac OS，iOS 和 Android。 OpenCV 专为提高计算效率而设计，专注于实时应用。该库以优化的 C/C++ 编写，可以利用多核处理。
How to use opencv for poster detection - 程序员大本营
Is it possible to use opencv for better detection of posters (see example image)? I have tried following approach: create mask of higher intensity pixels (higher v value) apply erosion and dilation to remove noise and make smooth. findContours and draw bounding boxes.
Poster detection in OpenCV? - Signal Processing Stack Exchange
2016年5月28日 · I tried to use the squares.cpp for detecting posters (since they usually are rectangles) without using expensive feature detectors (like SIFT). Unfortunately, the results are pretty much disappointing (as it was pretty predictable, results below).
c++ - Poster detection in OpenCV? - Stack Overflow
2016年5月28日 · I tried to use the squares.cpp for detecting posters (since they usually are rectangles) without using expensive feature detectors (like SIFT). Unfortunately, the results are pretty much disappointing (as it was pretty predictable, results below).
How to use OpenCV / Tesseract to recognise Text on a poster …
2016年11月13日 · Currently, I am working on a project which needs to recognise text on some poster images. I tried Tesseract but the result is not very good. I am thinking of should I use OpenCV to pre-process the image before using Tesseract to recognise the text.
GitHub - opencv-library/opencv: Computer Vision and Image …
Subscribe to the OpenCV YouTube Channel featuring OpenCV Live, an hour-long streaming show; Follow OpenCV on LinkedIn for daily posts showing the state-of-the-art in computer vision & AI; Apply to be an OpenCV Volunteer to help organize events …
- 某些结果已被删除