Stack Overflow
Stack Overflow

Questions tagged [image-recognition]

Classification of a detected object into different known categories.

The classical problem in computer vision, image processing, and machine vision is that of determining whether or not the image data contains some specific object, feature, or activity. There are different varieties of this , such as object detection, Identification (like face recognition ), Content-based image retrieval ( like similar images option in google image search) etc.

1351 questions
0
votes
0 answers

Display string over a recognizable region of a picture

I am currently trying to create an animated mascot for an application, and to keep the animator's job simple, I'd like my application to be able to display text over images like the following template, with the right transformations: The string…
Siapran
  • 65
  • 6
0
votes
3 answers

Recognizing text in image

Imagine a short video clip like this: black background, a line of white text in the center that gets gradually filled with red color, not only letter by letter, but each individual letter is filled gradually. Here is a simplified image that…
Pavel Bastov
  • 6,911
  • 7
  • 39
  • 48
0
votes
1 answer

Android Image recognition error

I am developing an app for recognizing images and I have got a sample code for working.. In my code when I executed there is error is showing... I am giving my code below... and the logcat can anyone help me.. logcat 07-29 02:48:30.533:…
Jocheved
  • 1,125
  • 3
  • 15
  • 32
0
votes
2 answers

pattern recognition inside a matrix

say I have these boxes, some of which are black and some white. The image shows a U shape drawn with the black boxes. Now say I have a matrix of 1s and 0s (it can be a huge matrix) like…
user734028
  • 1,021
  • 1
  • 9
  • 21
0
votes
1 answer

Identifying questions in exam (text recognition)

I have thousands of exams in pdf, which I'd like to extract it's questions into a standard format (JSON, YML or XML). They are multiple choice: Question 1 Who was the first man to walk on the moon? a) Yuri Gagarin b) Ellen Ripley c) Neil…
Victor Ribeiro
  • 577
  • 7
  • 20
0
votes
0 answers

How do I implement a K means clustering in R based on maximizing scatter between class matrix?

I need to do K means clustering with the difference that i need maximize the difference between clusters.I can't find a package to do it.Writing the package myself is difficult. Thank You
user1932582
  • 61
  • 4
0
votes
2 answers

what features exactly the deep belief network of Geoff hinton extract from image while training his system for handwritten digit recognition?

hinton has created and worked on the handwritten digit recognition system I want to know what feature exactly he extract from the image? I went through his work all I have seen is he converts the image into binary image after that I couldn't…
himanshu1496
  • 1,921
  • 19
  • 34
0
votes
1 answer

Create mask (cv::Mat) from PointCloud to extract object from scene observed with kinect

I'm trying to implement some object recognition using opencv. So far, I only used recorded data without any disturbing stuff in the scene which allowed me to focus on the recognition part with opencv. Now I realized, that this usually doesn't work…
user2746420
  • 55
  • 1
  • 7
0
votes
0 answers

How to test trained classifiers for recognition

I have done some training already with OpenCV train_cascade. It went successfully. But i am wondering how can i test it without building a new app from scratch. 1. Are there any other application where can i put my classifier and can test a real…
Bandur
  • 9
  • 1
0
votes
1 answer

Search a specific folder for an image that is found within a picture

Been trying Google for a while and haven't even found a start point for this problem. I am looking for a starting point for developing a check in system. I have a large database of images of inventory in house. Very clean digital HD images with no…
user2125348
  • 430
  • 1
  • 7
  • 21
0
votes
1 answer

Java GUI tests with image recognition?

Are there any Java test frameworks which allows to check (assert) some visual properties of tested applications? For example, that some button displayed, or that text fit into frame and so on?
Dims
  • 47,675
  • 117
  • 331
  • 600
0
votes
1 answer

Good neural network topology and training method for image recognition

I have already done a simple project on pattern recognition. I used Backpropagation and a multi-layer Neural network to recognize 10 alphabetical letters. It was pretty hard and I had lots of trouble fighting local minimums and slow training. But…
user1131662
  • 241
  • 1
  • 5
  • 12
0
votes
0 answers

Image recognition for tests

Let's say I'm a teacher(I'm not) and I have tests which I give to my students on paper for them to solve. The tests are simple yes/no questions and have a separate paper for answers. Let's say I want an app that can recognize the test from a photo…
Mario Stoilov
  • 3,411
  • 5
  • 31
  • 51
0
votes
2 answers

OpenCV - Lotto number recognition

I am trying to create a program that will recognize the lottery numbers automaticly. I have recognized the draw moment, seperated the ball, and now my problem is that i cannot recognize the number on the ball. This is the original picture: This is…
susparsy
  • 1,016
  • 5
  • 22
  • 38
0
votes
2 answers

Image Recognition in iOS

I am creating an iPad app for golfers, I will get their score card image as below. I want to calculate sum of scores for each person by scanning this image. Is there any way. Please give me a logic for this.
user2210755
1 2 3
…
90 91