Questions tagged [text-recognition]
314 questions
0
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1 answer
Cannot resolve symbol 'TextRecognizer'
Following the simple steps from here: https://developers.google.com/ml-kit/vision/text-recognition/android#java
I cannot even compile the app.
So I do what's in "before you begin" section:
I check in my code (build.gradle file, the one that says…
Francisco Arbizu
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- 6
0
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1 answer
How to use MultiDetector in android ML kit
I would like to implement Barcode and Text detection same time using android ML kit. How can I implement this?
Deepu George Jacob
- 306
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- 11
0
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1 answer
OpenCV TextReconitionModel failed with CTC-prefix-beam-search
usage:
OpenCV 4.5.3-dev
I followed this example: https://github.com/opencv/opencv/blob/master/samples/dnn/scene_text_spotting.cpp
It is use:
for the detection model: DB_TD500_resnet50.onnx
for the recognition model : crnn_cs.onnx
for the…
Albi
- 41
- 3
0
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1 answer
My kotlin app crashes because of ML image processing (text recognition)
I'm writing an app for searching memes on android smartphone. I've already got code for fetching all images from storage and displaying them on screen and it works just fine. Now i'm trying to process every fetched image with google ML text…
Brodacz
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- 2
0
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1 answer
How to get a single digit number text position in an image in android?
I am trying to get the number text position from the following transparent image,
But I can't seem to find a solution online. I tried using google's mlkit text recognizer, but it cannot recognise single digits in the image,
fun…
Shafayat RMG
- 3
- 3
0
votes
1 answer
Looking for help to get started with a project using OCR Screen Scrpaing
Apologies for the vagueness of my question as I'm just trying to get started with a project.
I would like to have an application that takes a screenshot from my Windows 10 PC, then identify text numbers and specified symbols/images from the the…
gogsy76
- 1
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1 answer
how to firebase ml vision storing each line to a variable
I'm currently trying to learn flutter and implement OCR with firebase ml vision, but currently I want to store the text read to a variable, what's the suggested approach?
For example I have a paper with
NAME
INFORMATION
Can I read the first line and…
salad000
- 13
- 5
0
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0 answers
problem to recognize the text on a plate with tesseract
I need a hand to be able to fix my project with opencv, which consists in detecting plates and using tesseract to extrapolate the content, but I don't understand why only the text written on a white background detects me and not when I use a real…
Giovanni
- 11
- 2
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1 answer
What does degraded and undegraded text lines mean?
I have dataset which contains text lines. But some lines are labeled as undegraded and some with degraded.
What does this mean?
When does we need one of both in text recognition?
maryam mehboob
- 338
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1 answer
Connecting model to bounding boxes
First of all, thank you for taking the time to read my question.
I'm trying to predict text in bounding boxes. Somehow it looks like there is no connection between the boxes and the model.
I used EAST text detection to create bounding boxes and…
roet
- 27
- 6
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votes
1 answer
Converting image to text using pytesseracct
I want to extract digits from this image.
I have used opencv to preprocess the image using this code snippet
def inverte(imagem):
imagem = (255-imagem)
return imagem
import cv2
image = cv2.imread('5.jpg', 0)
print(image)
thresh =…
SACHIN MOHAN
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- 6
0
votes
2 answers
how to display text recognition bounding box on screen of a ARFrame captured image? (iOS)
I've read ARKit official tutorial RealtimeNumberReader, it uses AVCaptureSession and a specific function layerRectConverted which is only for AVCaptureSession to convert coordinates from bounding box to screen coordinate.
let rect =…
Chengxing Zhang
- 83
- 6
0
votes
1 answer
Google ML Kit Text Recognition(v16.1.3) crashes after upgrading the dependency
After upgrading the Text Recognition dependency from 16.1.1 to 16.1.3:
com.google.android.gms:play-services-mlkit-text-recognition:16.1.3
on some devices(Realme 3 Pro Android 10), the app starts crashing when…
Andriy D.
- 1,801
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0
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1 answer
Pytesseract does not detect me numbers
I am making a simple program to detect numbers in an image with python and pytesseract, but the case is that it always returns me ♀, I am analyzing an image like this:
my image
and my code to read the numbers is the following:
import…
neural_krobus
- 73
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- 6
0
votes
1 answer
Cloud Text Recognition or On-Device? Google Text-Recognition Services
I am considering using Google's API for Text Recognition - what is the difference between the On-Device option and the Cloud option that is part of firebase? Both in the implementation and the result - how do I know which one is best for my…
ums2026
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- 12