Linked Questions
10 questions linked to/from How do I find an image contained within an image?
25 votes
5 answers
22k views
How to find an image within another image using python
I'm trying to use python to determine if one (small) image is within another (large) image. Any suggestions before I take myself completely down the wrong path? /edit: Ok, some ideas: I'm using ...
8 votes
2 answers
5k views
Removing or preventing duplicate template matches in OpenCV with Python
I have a map on which there is a number of similar symbols (trees) spread across the map. I I'm using opencv to find the X,Y coordinates of all the symbols. It's working well but I am getting a huge ...
6 votes
3 answers
3k views
Recognizing digits with OpenCV and Python (Simple digit OCR)
So I'm trying to create a program that can see what number an image is and print the integer in the console. (I'm using python 3) For example that the program recognizes that the following image (an ...
3 votes
2 answers
7k views
Find similar image inside another image with opencv
I have to understand if an image contains another similar image. Here 2 example: Inside this image: I need to find this image: or inside this find this . The idea is: given an input image and a ...
0 votes
1 answer
2k views
opencv pattern matching not works
I need find all images within image, for this idea I have found great solution: import cv2 import numpy as np img_rgb = cv2.imread('source.png') img_gray = cv2.cvtColor(img_rgb, cv2.COLOR_BGR2GRAY) ...
0 votes
2 answers
853 views
locating a picture inside a bigger picture
I'm in the middle of a school project on computer vision that consists on two parts. The first part is the semantic segmentation of a ground picture (small picture) and the second part consists in ...
2 votes
0 answers
710 views
Find image inside image using nodejs
Using nodejs, how can I get the coordinates of an image that is inside a larger image ? From my research, this probably can be done using opencv library, but I didn't find a complete answer. All I've ...
1 vote
0 answers
205 views
finding a smaller array in bigger array
I am trying to find a smaller image in a larger image. I have it done using PIL, but I am looking for ways to speed it up so I am currently looking for some numpy solutions. So far I have gotten to: ...
-1 votes
1 answer
147 views
How to recognition a small image from the big one with java using opencv
My Goal: I Want to recognize a portion of a big image from the big image using OpenCV lib in java. Input: Eg. I have 2 images, One is a forest and another one is a cropped image of the first one. ...
-1 votes
1 answer
71 views
Trouble finding multiple instances of template with different scales using cv2 in Python
template image I'm trying to code a python script that uses the cv2 library to template match an image. I have figured out how to detect one instance of the template in the image, taking into account ...