2023年10月24日 星期二

image measurement Bias Ratio opencv vision measurement Otsu GaussianBlur threshold matplotlib pyplot subplot imshow threshold Canny Edge Detection

image  measurement Bias Ratio opencv vision measurement
Otsu GaussianBlur threshold matplotlib pyplot subplot imshow threshold
Canny Edge Detection

OpenCV Otsu’s Binarization thresholding bias  evaluated  carrying opencv  Otsu’s binarization bimodal Thresholding  algorithm Otsu’s binarization

https://stackoverflow.com/questions/68177046/opencv-threshold-otsu-with-threshold-binary-logic
https://docs.opencv.org/4.x/d7/d4d/tutorial_py_thresholding.html
https://stackoverflow.com/questions/36172913/opencv-depth-map-from-uncalibrated-stereo-system
http://aishelf.org/yolo-opencv/
YOLO Darknet OpenCV Non Maxima Suppression (NMS) Reduce detected classes
http://aishelf.org/yolo/
YOLO (Part 1) Introduction with Darknet
Object detection principle YOLO preparation
https://github.com/AlexeyAB/darknet
http://aishelf.org/tag/colaboratory/

https://pyimagesearch.com/2016/03/28/measuring-size-of-objects-in-an-image-with-opencv/
https://roboflow.com/?ref=pyimagesearch
https://universe.roboflow.com/pyimagesearch?ref=pyimagesearch
https://pyimagesearch.com/2016/03/21/ordering-coordinates-clockwise-with-python-and-opencv/
https://pyimagesearch.com/2015/05/04/target-acquired-finding-targets-in-drone-and-quadcopter-video-streams-using-python-and-opencv/
https://pyimagesearch.com/2021/05/12/opencv-edge-detection-cv2-canny/
https://pyimagesearch.com/2016/03/28/measuring-size-of-objects-in-an-image-with-opencv/
https://pysource.com/2021/05/28/measure-size-of-an-object-with-opencv-aruco-marker-and-python/
https://forum.opencv.org/t/getoptimalnewcameramatrix-aspect-ratio-distortion/10258
calibration binocular vision measurement OpenCV center Principal Point calibration matrix
https://stackoverflow.com/questions/65583554/python-opencv-calibratecamera-returning-camera-matrix-but-it-is-nonsensical
https://docs.opencv.org/3.4/d9/d0c/group__calib3d.html

https://www.edge-ai-vision.com/2012/08/building-machines-that-see-finding-edges-in-images/
https://docs.opencv.org/4.x/da/d5c/tutorial_canny_detector.html
https://www.semanticscholar.org/paper/A-stereo-vision-measurement-system-Based-on-OpenCV-Lu-Wang/a160652b7365e8b74735e98a9fef094f318f52fe

https://www.mdpi.com/2313-433X/4/6/74
J. Imaging | Free Full-Text | A Review of Supervised Edge Detection Evaluation Methods and an Objective Comparison of Filtering Gradient Computations Using Hysteresis Thresholds
https://www.researchgate.net/publication/339551773_A_Performance_Comparison_of_Edge_Detection_Techniques_for_Printed_and_Handwritten_Document_Images
https://www.mdpi.com/1424-8220/20/13/3649
Sensors | Free Full-Text | Design of an Edge-Detection CMOS Image Sensor with Built-in Mask Circuits
https://www.researchgate.net/figure/Figure-1-Canny-edge-detection-process_fig1_220753963

https://en.wikipedia.org/wiki/Edge_detection
[PDF] Lecture 5: Gradients and Edge Detection What Are Edges? Boundaries of objects Boundaries of Lighting Types of Edges (1D Profiles
Gradients and Edge Detection Boundaries of objects Boundaries
Transform Ridge detection
Hough transform
Hough transform Generalized Hough transform
Phase Stretch Transform (PST)
http://what-when-how.com/biomedical-image-analysis/detection-of-circles-and-ellipses-with-the-hough-transform-biomedical-image-analysis/
Line Detection with Hough Transform

    Convolution § Applications
    Edge-preserving filtering
    Feature detection (computer vision) for other low-level feature detectors
    Image derivative
    Gabor filter
    Image noise reduction
    Kirsch operator for edge detection in the compass directions
    Ridge detection for relations between edge detectors and ridge detectors
    Log Gabor filter
    Phase stretch transform
https://en.wikipedia.org/wiki/Category:Image_processing
https://en.wikipedia.org/wiki/Category:Edge_detection
https://en.wikipedia.org/wiki/Edge_detection
 https://en.m.wikipedia.org/wiki/corner_detection
industrial Bias Ratio vision measurement Canny Edge Detection Edge-Detection Filters
industrial Ratio Canny Edge measurement
https://ietresearch.onlinelibrary.wiley.com/doi/full/10.1049/ipr2.12764
Geo‐information mapping improves Canny edge detection method - Lijun - 2023 - IET Image Processing - Wiley Online Library
https://link.springer.com/chapter/10.1007/978-3-031-23504-7_7
SATMeas - Object Detection and Measurement: Canny Edge Detection Algorithm | SpringerLink
https://consultglp.com/2019/10/19/what-is-bias-in-measurement/

bias  evaluated  carrying  repeat analysis suitable containing amount analyte reference value calculated  difference between  average  results  reference value
https://towardsdatascience.com/overfitting-in-deep-learning-what-is-it-and-how-to-combat-it-9760d25ad05b
https://www.frontiersin.org/articles/10.3389/fnins.2021.676220/full
Frontiers | PupilEXT: Flexible Open-Source Platform for High-Resolution Pupillometry in Vision Research
https://www.meccanismocomplesso.org/en/opencv-python-the-otsus-binarization-for-thresholding/
OpenCV & Python – The Otsu’s Binarization for thresholding – Meccanismo Complesso
bias  evaluated  carrying opencv  Otsu’s binarization bimodal Thresholding  algorithm Otsu’s binarization

OpenCV 3 Image Thresholding and Segmentation
https://www.bogotobogo.com/python/OpenCV_Python/python_opencv3_Image_Global_Thresholding_Adaptive_Thresholding_Otsus_Binarization_Segmentations.php

corner detection discrete cosine transform improved canny edge detection algorithm dct deutsche nationalbibliothek canny-edge detection algorithm
https://www.codeproject.com/Articles/93642/Canny-Edge-Detection-in-C
Canny Edge Detection in C# - CodeProject
https://www.mdpi.com/2073-8994/12/11/1749
Symmetry | Free Full-Text | Adaptive Image Edge Extraction Based on Discrete Algorithm and Classical Canny Operator

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