Top "Convolution" questions

A mathematical operation that combines two signals to generate a third signal.

Convolutional Neural Networks - Multiple Channels

How is the convolution operation carried out when multiple channels are present at the input layer? (e.g. RGB) After …

computer-vision artificial-intelligence neural-network convolution
What is the difference between UpSampling2D and Conv2DTranspose functions in keras?

Here in this code UpSampling2D and Conv2DTranspose seem to be used interchangeably. I want to know why this …

machine-learning computer-vision conv-neural-network convolution deconvolution
Activation function after pooling layer or convolutional layer?

The theory from these links show that the order of Convolutional Network is: Convolutional Layer - Non-linear Activation - Pooling …

neural-network theano convolution
Fast 2D convolution for DSP

I want to implement some image-processing algorithms which are intended to run on a beagleboard. These algorithms use convolutions extensively. …

c signal-processing fft convolution beagleboard
How is a convolution calculated on an image with three (RGB) channels?

Say we have a single channel image (5x5) A = [ 1 2 3 4 5 6 7 8 9 2 1 4 5 6 3 4 5 6 7 4 3 4 5 6 2 ] And a filter K (2x2) K = [ 1 1 1 1 ] An example of applying convolution (…

rgb matrix-multiplication convolution dot-product
Face comparison (Not recognition or detection) using OpenCV and Keras?

First of all here is my github link for the question. And here is my question: I would like to …

python opencv neural-network convolution face-recognition
Hyperparameter Tuning of Tensorflow Model

I've used Scikit-learn's GridSearchCV before to optimize the hyperparameters of my models, but just wondering if a similar tool exists …

python tensorflow convolution hyperparameters
How To Determine the 'filter' Parameter in the Keras Conv2D Function

I'm just beginning my ML journey and have done a few tutorials. One thing that's not clear (to me) is …

machine-learning neural-network keras conv-neural-network convolution
What is the difference between object detection and object classification?

These two tasks are popular applications of convolutional neural networks. However, I don't understand the difference. According to one Caffe …

neural-network convolution deep-learning
Linear convolution of two images in Matlab using fft2

I would like to take two images and convolve them together in Matlab using the 2D FFT without recourse to …

matlab image-processing convolution