All Questions
959
questions
-3
votes
0
answers
47
views
How to add horizontal lines to the table in image opencv
I want to add horizontal lines to the below image
resultant output should be like:
Any methods on how to work it out, even if there are diff images which don't have horizontal lines.
I've tried ...
- 19
1
vote
0
answers
43
views
How to extract a rectangle in an image from identified lines
I have thousands of images that look like this:
I need to run an OCR algorithm on the "1930 E.D." column. I find that when I crop the image down to just that column, I get much better ...
- 4,436
0
votes
0
answers
43
views
OpenCV contours sorting x-axis and y-axis
I am working on a python program to solve a wordsearch. I am using pytesseract and opencv to process an image of the wordsearch and the solution will be displayed as a text. The script processes the ...
- 1
0
votes
0
answers
41
views
Handwritten Text Line Segmentation
I am writing a program to segment the different lines from a cropped image of paragraph with handwritten text. This is my current code which works in most cases but sometimes struggles and combines ...
0
votes
0
answers
54
views
How to split based on gridlines?
I have an image like this:-
I want to split them into rows based on the lines and then apply ocr on it and store them in a list.
The latter part is easy but I'm not sure how to achieve the first task,...
- 21
18
votes
2
answers
398
views
How to find Base-line of Curved Text?
Attached is a picture with curved lines, how can you find the Baseline of the text?
The goal is to get lines like I drew by hand in the following picture:
I tried the following code, but letters ...
- 1,739
0
votes
0
answers
92
views
How would you improve the receipt recognition for this specific receipt (images are included)?
Currently, we are doing some pre-processings and use tesseract to extract text from this particular receipt.
Please note that I'm only asking for this particular receipt because I hope it's easier to ...
- 1,891
0
votes
0
answers
40
views
better approach for connected component analysis of image (with lots of text)
import cv2
import numpy as np
import matplotlib.pyplot as plt
img = cv2.imread("20240328_145148.jpg")
gray_img=cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)
blurred = cv2.GaussianBlur(gray_img, (7,...
- 3
1
vote
2
answers
131
views
Extract text from image using tessaract and opencv
screenshot.png:
modified_image.png:
I am trying to extract text from an image but seems however I do it tessaract gives me some random values even though I think I have processed the image to a very ...
0
votes
2
answers
177
views
Text detection & Segmentation using Python OpenCV
I'm using the algorithm below to segment sentences into words and words into characters.
As you can see in the output below the letters 'S' and 'T' in the word 'STAND' are bounded together and I can't ...
- 23
0
votes
0
answers
47
views
High Latency Issue with Paddle OCR on IP Camera Text Extraction
Preprocessing frames with blur and adaptive techniques works smoothly, but OCR with Paddle OCR introduces a significant 10-second latency per frame.Using Python 3.10.6 and PaddleOCR version 2.6.1.
...
- 1
0
votes
0
answers
46
views
How to make Tesseract work for Scoreboards
I'm trying to extract all score information from the scoreboard from a frame from a video using Tesseract OCR, but I'm having difficulties. I am either getting incorrect data, or not detecting the ...
- 1
0
votes
0
answers
22
views
frame extracted from a video using opencv or ffmpeg is vague, picture i snip from video is clear
I record a video from roadside, and I want to recognize plate license in video. but I find that if I extract every frame from video using python, the frame is too vague to recognize.
I have tried ...
0
votes
0
answers
87
views
OCR Python - pytesseract
I wrote some code using the pytesseract lib and it is working and getting texts from images, but there are still a lot of errors and there are images that don't even get anything. I have already ...
0
votes
0
answers
46
views
Resume image segmentation
I'm trying to segment different templates of resumes (split resumes, normal resumes) using Python. The issue here is that sometimes the segmentation method is not splitting certain fields correctly, ...
- 1