Questions tagged [computer-vision]
Computer vision is a field that includes methods for acquiring, processing, analyzing, and understanding images and, in general, high-dimensional data from the real world in order to produce numerical or symbolic information, e.g., in the forms of decisions.
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questions
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60 views
Software for Passport ID OCR
Can you recommend open source software for recognizing passport numbers in photographs? Or some other tool that can be used to solve this problem. We have data on which we can train software. ...
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0answers
58 views
Self-hosted OCR
I am looking for self-hosted OCR software.
Requirements:
Optical character recognition on images
Not just documents but also natural-scene-images
Linux Support
List item
Examples:
https://ocr.space/...
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0answers
22 views
Is there a software that stitch 4 images together to form 1 big image?
Suppose I have a phone with bad camera, I want a good quality image. I take a photo at each corner of a document. So I will have 4 photos. I want to concatenate these photos together to get one big ...
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0answers
13 views
What Python library / API would you recommend for basic on-screen image and text processing?
I am building an application that interacts with my business's websites, as well as will hopefully manage some of the internal emailing as well. The emailing part is the tricky one; for the rest, I ...
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0answers
11 views
Extracting pieces of information from faces
I need to extract person features from photos.
Features that I care about:
sex
race
age
hair color*
eye color*
(Features with * is nice to have but it's not necessary)
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1answer
59 views
Need .NET library for machine vision
I am writing something in C#/.NET in Visual Studio to find blobs (small white circles on a dark background. I need to translate these center points of the blob to real world coordinates. I would need ...
1
vote
1answer
45 views
Pre-built Ubuntu setup for deep learning
I want to work on deep learning and computer vision in Linux, say Ubuntu.
I know there are pre-built images in AWS, Azure for this purpose.
But I want to install it on my PC to VirtualBox or to hard ...
2
votes
0answers
18 views
Is there a python library for classifying whether an image contains handwritten text?
I don't require what is written inside that image, i just want to know whether an image has any handwritten text.
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0answers
9 views
Create your own Cascade File
I have started to study object detection with Python-OpenCV. I want to create my own cascade files. Is there any software that will do it instead of me? For example, I can just give the positive and ...
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0answers
13 views
Object tracking recomendations?
I'm looking for recommendation on what exactly i should try to learn to tackle this problem:
I'm trying to analyze the physical characteristics (ie: location, velocity, and acceleration) of a ball ...
2
votes
1answer
41 views
Computer vision without internet connection?
I want to recognize a purple flower between green grass and to do this I will use computer vision. I read that most used methods is OpenCV but I have a problem.
I will use this technique with a robot ...
2
votes
1answer
39 views
Merge two point clouds that have different scale but represent the same object
I'm working on a reproduction of a statue. I ended up with those two point clouds:
The tiny one on the right is not far away - it's right to the big one.
I need software that would allow me to ...
0
votes
1answer
22 views
How to simply check the visibility of cubes?
I have a camera and a pile of up to 10 cubes. I know the position and orientation of the cubes and the camera. Now I would like to figure out what pixel belongs to what cube and create a labeled image ...
3
votes
1answer
84 views
Finding almost duplicate images in scanned photos
I have a lot of printed photos which I have been digitalising. As it happens, some photos were printed more than once, and as such they have been digitalised more than once. I am trying to find those ...
0
votes
1answer
21 views
Image processing software for extracting fields from a form
I am looking for recommendations for a somewhat intelligent image processing library. My use case: I will scan multiple physical paper forms. I want to intelligently identify the edges of the form (...
3
votes
2answers
95 views
Compare two images, and return the rate of similarity (e.g., in %)
I am looking for a program that can compare two images, and return the rate of similarity (e.g., in %).
Any license, price, and operating system is fine. I mostly interested in the quantity of the ...
0
votes
1answer
72 views
A library for C# that compares colors from webcam feed
I want to write a program that can grab a frame from a webcam feed (usb webcam), takes a color sample from a specific coordinate, compares to a previous frame or specified color, and then takes an ...
1
vote
1answer
32 views
Is there a consumer level handwriting synthesis engine?
A number of papers have been written on handwriting synthesis using techniques such as computer vision and neural networks. Can anyone recommend any software (including reusable code) which can ...
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0answers
111 views
Could I use Amazon Rekognition to uniquely identify animals?
My team is starting a project that will use computer vision to identify animals. This is not a simple computer vision problem like: 'is it a frog?: yes|no`. The idea is that a camera takes photos of ...
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vote
2answers
49 views
Machine learning for traffic sign recognition
I am working on a project and I need to detect traffic sign. Given my limited experience with machine learning and deep learning, I was wondering if someone could point me to any open project or ...
2
votes
1answer
111 views
Automatically find small objects in picture and extract them as smaller images
We plan to create photographs of small particles using a microscope. These small elements tend to be convex and they are not supposed to touch each other. The background can be a little bit noisy, but ...
0
votes
1answer
483 views
Onscreen image recognition for Linux
I am looking for an open source program to recognise known features, letters, numbers and symbols, displayed on my screen on a 2D plane.
There may be some occlusion or particle effects over the ...
1
vote
1answer
3k views
What software can I use to extract motion from a video file?
I have video files recorded by a surveillance camera. Every file is 24 hours long.
While I use Linux' motion to do motion detection in real time directly from the camera, I also would like to check ...
5
votes
2answers
114 views
Movement detection in and out of a perimeter from a live video feed
I have a school project and I need to do perimeter control in an open area.
So I have a drone up in the air to provide live video feed into my computer but I have no idea how to detect when ...
2
votes
0answers
16 views
Output some development metric for each muscle of the human body given a picture of a human
I am looking for a program or web service that takes as input a picture of a human, and outputs some development metric for each muscle of the human body. By development metric, I mean some metric ...
4
votes
1answer
82 views
Open source ready-to-use computer vision to tell whether a picture shows a dog/car/etc
I have a million pictures, and need to categorize them with keywords.
Example: A picture of a dog driving a car near the Eiffel Tower would get the keywords "dog" and "car" and "eiffel tower".
...
2
votes
4answers
118 views
Camera video software motion
I have a 12 hours of videos with 9 channel that I need to review.
Is there a software that would allow me to know where in the video there was movement or at least anything to help in the process?
...
1
vote
1answer
188 views
Image recognition library that accepts transparency
In order to complete a personal project I need to know what the "tools" (libraries) will be in order to do so.
I need a library that would be capable of detecting images in a 3D game (so that I can ...
1
vote
1answer
83 views
Freeware that detects entities in pictures
I'm looking for freeware most preferably with open code that detects basic entities in pictures.
It means if I run it over a picture (gif, jpg, etc.) the system will find basic entities such as ...
0
votes
0answers
35 views
What is the best algorithm/library to use to detect vehicles in an image/video?
I have used opencv to train HAAR cascade, and I implemented it with opencv-java and found out that it gives false positives and its only good for face recognition.
There is HOG descriptor, but ...
0
votes
0answers
21 views
Affordable real-time stereo reconstruction software?
Here's more information:
I’m interested in capturing the real-time deformation of a small object on the centimeter scale.
My price limit is $USD 500.00
The OS I'm using is OS X El Capitan.
ideally ...
1
vote
0answers
16 views
Parallel version of SIFT?
I know that SIFT is considered (according to many paper) the most accurate detector & descriptor available. Btw, it's one the slowest solutions also.
So, there is any parallel implementation (...
1
vote
0answers
24 views
Webcam-based behavior analysis of users reading a MS Word file
I am looking for a free software application to analyze reading behavior (where do they more stop while reading, etc.) of the readers of MS Word files. I guess such program would probably use an eye ...
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0answers
86 views
Any Computer Vision library that can detect and recognize my face?
There are many Image recognition library that can detect alphabets,face or object like OpenCV, EmuguCV, SharpCV... but is there any library that can recognize my face?
It would recognize my face from ...
4
votes
0answers
22 views
Motion sequences
I'm looking for a software to script motion sequences, e.g. if you move your right hand forward press →. I have two normal webcams.
It must:
Be gratis and open-source
Detect motion of at least:
...
2
votes
0answers
173 views
Fast deep learning framework for Android?
I'm going to participate in a team competition in robotics, which involves identifying and interacting with a number of objects in the surrounding, amongst others a red button and a human.
To detect ...
2
votes
1answer
54 views
Command line software which returns image descriptions
I have a lot of images and I search a very specific one. The file name is probably not meaningful, I only know it's a jpg image (I have 25000 on my PC). I have no idea about when the picture was taken ...
3
votes
1answer
480 views
C library that can detect when eyes blink from a video
I m looking for a library of C algorithms which:
can get an input video from a video camera
can realize a software that can detect when eyes blink
can be embedded to altium 3000 nanoboard
is free or ...
2
votes
0answers
90 views
Extract circuit from schematic image
For my circuits homework, I like to use circuit lab (the same service that electrical engineering uses) to verify my work, but manually entering the circuits can be painful when they become large like ...
0
votes
1answer
289 views
Windows application that compare two similar pictures and find the difference [closed]
You know the spot the difference puzzles. Is there a app that can do that automatically?
2
votes
1answer
231 views
Finding duplicate images using SIFT / SURF algorithm
I have a large quantity of photos that I own spread across many sub directories on Windows 8. I wish to find all duplicate images, where the image may be resized, cropped, rotated or a border added ...
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votes
6answers
11k views
Find visually similar images to a given image on Linux
I’m looking for a tool/software that will take an image as an example and scan my hard drive to find similar images to it, just like what Google Images does on the Web.
Must run on Linux. See Find ...
13
votes
4answers
9k views
Find visually similar images for a given image file (on Windows)
I want a software for Windows to find visually similar images (pictures) on my hard disk. My need is it must find a given image is visually similar.
That is, take a sample image as input and search ...
7
votes
2answers
120 views
Libraries for identifying the face structure
I am working on a medical project to identify a syndrome based on the dimensions of face as a whole, eye, nose and mouth.
Just to make it clear, I am not looking for facial recognition (to input a ...
2
votes
0answers
32 views
Software to tell what a cloud looks like?
So, after XKCD's Tasks comic, Flickr created a solution for the problem mentioned there. Now I'm interested whether is there a solution to the problem mentioned in the Cloud comic.
.
So is there a ...
2
votes
1answer
259 views
Sky camera software with motion detection and color change detection
I'm looking for sky camera software with motion detection (for meteors and other objects). The camera is plugged in the computer (using an USB cable) and the software should look at the camera's view ...
9
votes
3answers
5k views
Filter motion in video file (surveillance video)
I recorded my 1 year old son in sleep with a night vision camera (to monitor twitching).
I now want to automatically create a video containing all movement, e.g. I want to filter only the frames that ...
5
votes
1answer
228 views
Solutions for object recognition on mobile devices
I am going to write a mobile application that recognizes images within a closed target group. I guess the group contains 20 to 50 comic-like images like this.
The application reacts if any of those ...
2
votes
2answers
2k views
Detecting sexually explicit content
I am looking for a program that
Can detect the presence of sexually explicit images
Works either on Windows, Linux or Android
If possible:
Accurate
Free
Can scan other documents (e.g. videos)
10
votes
3answers
174 views
A program that diffs 2 images
I'm looking for a program that does a "diff" between two JPG images.
Requirements:
The diff algorithm used by the app is known.
Ideally, it should be verifiable via code inspection, but that's a ...