Guanta's profile - overview

● Civic Duty   × 1

• OpenCV C++ interface and Qt framework

● Necromancer   × 3

• Training CvGBTrees/CvRTrees with Features?
• supported input types for matchShapes
• annotation tool for object detection

● Great Answer   × 3

• Calc eucliadian distance between two single point ?
• max and min values in a Mat
• image comparison with a database

● Enthusiast   × 1

● Good Answer   × 19

• QR decomposition in OpenCV
• What are the suitable datasets for an Offline English handwritten OCR application
• read multiple images from folder and concat, display images in single window opencv c++, visual studio 2010
• Clarify about BOW Module
• image comparison with a database
• printf output is too late
• False positive in object detection
• Calc eucliadian distance between two single point ?
• Does using FLANN-Matcher for every frame make sense?
• SURF matching against a database of images
• Modern local image descriptors
• max and min values in a Mat
• FREAK or BRISK neither good nor faster than SIFT/SURF when using BruteForceMatcher
• feature 2d: Feature Matching fails with assert (stat.cpp)
• How can I convert vector<Point2f> to vector<KeyPoint>?
• Combining multiple blocks into one image
• Is there a meshgrid function in OpenCV?
• How to specify mask for grabCut in C++
• How to specify mask for grabCut in C++

● Nice Answer   × 74

• How do I remove scratches from a b/w photo
• How can I sort the matrix acc. to the first column?
• How to plot a graph or histogram using Opencv?
• Does the canny method apply Gaussian Blur?
• Get the image size without actually opening it
• image comparison with a database
• how can I fill plane of connected line at the OpenCV ?
• QR decomposition in OpenCV
• Feature matching of segmented images
• Normalize cut segmentation
• SURF matching against a database of images
• What kind of features that can be extracted from binary image
• Wrong matrix from getAffineTransform
• False positive in object detection
• Set a threshold on FAST feature detection?
• how to call bruteforcematcher
• printf output is too late
• Can not distinguish two insects by using SIFT
• Adding Matrices without saturation
• What are the suitable datasets for an Offline English handwritten OCR application
• How to find photo inside image
• How to scale data in Open CV LibSVM
• Does using FLANN-Matcher for every frame make sense?
• Calc eucliadian distance between two single point ?
• How to use retained variance in PCA?
• What is the best object detection scale?
• FREAK or BRISK neither good nor faster than SIFT/SURF when using BruteForceMatcher
• FREAK or BRISK neither good nor faster than SIFT/SURF when using BruteForceMatcher
• Best method to count the black and white pixels of the image.
• Could you please give me code for color segmentation via opencv on python?
• Reduce line thickness - skeletonization and canny related
• How to push_back to a vector
• how to use opencv2.4.4 flann
• read multiple images from folder and concat, display images in single window opencv c++, visual studio 2010
• vlfeat's vl_ubcmatch
• Is there a meshgrid function in OpenCV?
• How to 2-Class Categolization using SURF+BoW+SVM
• max and min values in a Mat
• Which object recognition algorithm should I use?
• Features extraction with orb
• Modern local image descriptors
• Print histogram values for image in BOW
• feature 2d: Feature Matching fails with assert (stat.cpp)
• Is there a way of using ORB with BOW?
• How can I convert vector<Point2f> to vector<KeyPoint>?
• Bag of Words - SVM Classification - reg
• Combining multiple blocks into one image
• How to calculate HuMoments for a contour/image in opencv using c++
• How to specify mask for grabCut in C++
• Image Moments
• Hough Transform sort output vector
• Drawing lines from Canny?
• Question about Bag of Words, detectors, and such
• Clarify about BOW Module
• How to extract BRIEF descriptor for the keypoint on given location.
• supported input types for matchShapes
• Bag of Features Descriptor
• cv2.so missing after opencv installed
• Binary Feature Descriptors, Performance?
• Hotspots in an image
• haar classifier detection vs feature detection,extraction and matching
• What exactly clusterCount does?
• How to remove text region in a document image?
• Bag of words training Image conditions
• What are the SURF support restrictions?
• Hierarchical Clustering with Flann
• Get the average color of image inside the circle:Hough Transform
• count the number of black pixel for each column in a binary image
• SVM bias on weights of positives and negatives
• Select Keypoints with mouse
• Product of two matrices
• K-Nearest Neighbors, SURF and classifying images.
• What options are there for Dimensionality Reduction of HoG Descriptors
• Filling out elements of a cv::Mat manually

● Critic   × 1

• How we can define a object model with its shape and size?

● Teacher   × 1

• Get the image size without actually opening it

● Commentator   × 1

• QR decomposition in OpenCV

● Enlightened   × 1

• image comparison with a database

● Guru   × 3

• Calc eucliadian distance between two single point ?
• max and min values in a Mat
• image comparison with a database

● Supporter   × 1

• what is the FLANN version in latest OPENCV2.4.3?

● Editor   × 1

• Undefined reference to algorithm