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Awarded to mustafa alnasser on 09 Oct 2019
Accept 5 answers given by other contributors
Awarded to mustafa alnasser on 20 Jul 2017
Feeds
Frage
patternnet algorithm for classification
Dear All; I would like to know what is the algorithm of patternnet function or how it works to classification.
etwa 8 Jahre vor | 1 Antwort | 0
1
AntwortFrage
connect the objects in binary image
Dear All ; I have the following image: <</matlabcentral/answers/uploaded_files/45059/original_image.jpg>> but when I cove...
etwa 8 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
Find size of template in image cross correlation
Dear All; I am using image cross correlation to determine the displacement of moving object but i have trouble to determine t...
mehr als 8 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Extend Field of view by joining multiple frames
Dear All; I have taken a video and then convert it to frames . Unfortunately , the field of view of the camera was smaller th...
mehr als 8 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
amplitude of non-periodic signal
Dear All; if I have a non periodic signal/wave , how can i calculate the amplitude and wavelength ?
mehr als 8 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
how to identify the sampling rate of signal with unknown sampling rate
Dear All; If i have a signal but i do not know the sampling rate , i need to find the power spectrum of the signal , then plo...
mehr als 8 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Fill the lines in the images
Dear All; I have a line among the image and i have tried to fill using imfill but I could not do it , any idea to fill this i...
mehr als 8 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Data scaling in neural network
Dear All; I would like to know where MATLAB doing the input scaling using MAPMINMAX function , to change the scaling. Suppos...
mehr als 8 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Deep Neural Network Learning for classification
Dear All; I am using Deep Neural Network functions ( at MATLAB2015b) for Classification but i could find a difference between...
mehr als 8 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
Estimating object Velocity using Image Cross correlation
Dear All; I have a video file in which an object is moving and i need to find the distance that it moves between frames . I f...
mehr als 8 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
Use Classification Neural Network Model for another Dataset
Dear All; I have built an AI model to classify the data using a dataset. Then i try to test this model to classify an external ...
mehr als 8 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Signal Normalization for cross correlation
Dear All; I need to do a cross correlation between two signals to find the displacement ( it is the same signal but it is mov...
fast 9 Jahre vor | 1 Antwort | 0
1
AntwortFrage
find shift using cross correlation
Dear all; i have a confusion when i am using xcorr function in matlab , suppose i have attached two signals , is this functio...
fast 9 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Cylindrical to rectangular correction in image processing
Dear All; if have an image for cylindrical object ( say pipe). when take the image of the pipe it will project as rectangular...
etwa 9 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Fourier series matlab function
Dear All; if i have a periodic signal , i can use Fourier series instead of Fourier transform . in matlab there FFT function ...
etwa 9 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
How to test the external points in Neural Network
Dear All; I have built NN model for classification problem but i need to test selected points , i have made the following co...
mehr als 9 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
Data Scaling in Neural Network
Dear All; As i far as i know that new version of NN toolbox do the data scaling between [-1 ,1] automatically how can i c...
mehr als 9 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
use svaed neural network
Dear All; I have trained a NN for pattern recognition and i saved the net . Now , Iam trying to use it in another file but i ...
mehr als 9 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
Neural Network Normalization code
Dear All; i am using the standard NN code in matlab , i notice that without using data normalization , i get better results ,...
mehr als 9 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Confusion matrix results interpretation
Dear All; for the confusion matrix used in neural network , i have one column have correct results(green) and wrong results(...
mehr als 9 Jahre vor | 1 Antwort | 0
1
AntwortFrage
scale range for neural network
Dear All; I have in neural network, : My input range is starting with small value , then it become big ( 1000 times of the ...
mehr als 9 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
how to fine correct classification for each class in NN
Dear All I have 2 questions: 1- What does false/ negative, positive rate and correct neagtive, positive rate means in NN....
mehr als 9 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Artifical intelligence for classification
Dear All; What are AI techniques that can be used for multi-class classification? could you advise me
mehr als 9 Jahre vor | 1 Antwort | 0
1
AntwortFrage
SVM FOR MULTICLASS CLASSIFICATION
Dear All; How can I use SVM for multi class classification?
mehr als 9 Jahre vor | 2 Antworten | 0
2
AntwortenAdaptive Multi-Level Threshold for image
Thank you very much for help. in fact, Adaptive threshold makes it worse . You can check the link below for the video sour...
mehr als 9 Jahre vor | 0
Frage
Adaptive Multi-Level Threshold for image
Dear All; I have an image with non-uniform illumination , i need to use adaptive threshold to compensate for that , then use ...
mehr als 9 Jahre vor | 3 Antworten | 0
3
AntwortenFrage
how to find the time lag in cross correlation
Dear All; I am trying to find time delay using cross correlation but it does not give the right answer my code: [acor1...
fast 10 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
Remove light reflection from the image
Dear All; I have an image for a transparent pipe but photo has a light reflection on the pipe section which makes white spot ...
etwa 10 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Repeated Values in matrix
Dear All; I have an array of two columns, I want to find each repeated values of y for each x value and then the max of these...
etwa 10 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
Layer Area in the image
Dear All; I have an image of three layer, I need to calculate the area of each of them , I use the regionprop to do that but ...
etwa 10 Jahre vor | 1 Antwort | 0
1
Antwort
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