deconvolution Questions
6
Solved
Is there TensorFlow native function that does unpooling for Deconvolutional Networks ?
I have written this in normal python, but it is getting complicated when want to translate it to TensorFlow ...
Ysabel asked 11/4, 2016 at 12:29
1
Solved
I'm currently building a GAN with Tensorflow 2 and Keras and noticed a lot of the existing Neural Networks for the generator and discriminator use Conv2D and Conv2DTranspose in Keras.
I'm strugglin...
Gatewood asked 29/8, 2021 at 20:42
2
Solved
I noticed in a number of places that people use something like this, usually in fully convolutional networks, autoencoders, and similar:
model.add(UpSampling2D(size=(2,2)))
model.add(Conv2DTranspo...
Rhodian asked 12/1, 2018 at 12:58
1
Solved
What is the working of Output_padding in Conv2dTranspose? Please Help me to understand this?
Conv2dTranspose(1024, 512, kernel_size=3, stride=2, padding=1, output_padding=1)
Shanitashank asked 14/4, 2021 at 17:37
4
I am new to tensorflow for deep learning and interested in deconvolution (convolution transpose) operation in tensorflow. I need to take a look at the source code for operating deconvolution. The f...
Redman asked 14/12, 2016 at 16:40
3
I have seen two ways of visualizing transposed convolutions from credible sources, and as far as I can see they conflict.
My question boils down to, for each application of the kernel, do we go fr...
Melissa asked 30/1, 2018 at 6:54
2
Solved
I am trying to deconvolve complex gas chromatogram signals into individual gaussian signals. Here is an example, where the dotted line represents the signal I am trying to deconvolve.
I was able ...
Coxswain asked 2/3, 2019 at 20:15
1
I am trying to deblur an image in Python but have run into some problems. Here is what I've tried, but keep in mind that I am not an expert on this topic. According to my understanding, if you know...
Lockup asked 12/12, 2018 at 12:57
1
Solved
Here in this code UpSampling2D and Conv2DTranspose seem to be used interchangeably. I want to know why this is happening.
# u-net model with up-convolution or up-sampling and weighted binary-cros...
Unclassified asked 6/12, 2018 at 15:8
2
Solved
I would like to use the Keras layer:
from keras.layers.convolutional import UpSampling2D
x = UpSampling2D((2, 2))(x)
How can I replicate this behavior with native tensorflow ?
I can't manage ...
Effloresce asked 10/10, 2017 at 22:42
1
I'm novice on r-cnn.
There are term AP, AP50, AP75 on mask r-cnn paper.
50, 75 is small postfix, but I can't make it small, sorry.
Anyway the paper says it is averaged over IOU thresholds.
For AP50...
Payer asked 26/1, 2018 at 7:28
2
Solved
I am attempting to create a deep CNN that can classify each individual pixel in an image. I am replicating architecture from the image below taken from this paper. In the paper it is mentioned that...
Slav asked 12/1, 2018 at 16:11
3
Solved
I have created a Deep Convolution Neural Network to classify individual pixels in an image. My training data will always be the same size (32x32x7), but my testing data can be any size.
Github Rep...
Herodias asked 21/12, 2017 at 17:0
1
Solved
I am trying to implement a convolutional neural netwrok and I don't understand why using im2col operation is more efficient. It basically stores the input to be multiplied by filter in separate col...
Eisteddfod asked 14/9, 2017 at 7:55
1
Using MetalKit for iOS 10, when we try to perform MPSCNNConvolution, with inputs as following :
Kernel Size : 16x16
Input channels : 300
Output channels : 250
Dimensions of input image : 250x250...
Proteiform asked 26/1, 2017 at 6:5
1
I'm trying to develop a deconvolutional layer (or a transposed convolutional layer to be precise).
In the forward pass, I do a full convolution (convolution with zero padding)
In the backward pas...
Hatchet asked 17/1, 2017 at 14:20
1
Solved
In the paper 'Fully Convolutional Networks for Semantic Segmentation'
the author distinguishes between input stride and output stride in the context of deconvolution.
How do these terms differ fro...
Clintclintock asked 16/6, 2017 at 10:23
0
This is a really weird error, partly a follow-up to the previous question(Deconvolution layer FCN initialization - loss drops too fast).
However I init Deconv layers (bilinear or gaussian), I get...
Erdda asked 24/7, 2017 at 4:53
0
I'm training a small (10M weights on 12K images) FCN (see e.g. Long et al, 2015). The architecture is the following (it starts with FCN8s fc7 layer):
fc7->relu1->dropout->conv2048->co...
Gail asked 23/7, 2017 at 8:12
2
Solved
I'm trying to understand scipy.signal.deconvolve.
From the mathematical point of view a convolution is just the multiplication in fourier space so I would expect
that for two functions f and g:
D...
Condiment asked 15/11, 2016 at 16:32
1
Solved
This layer in not ready documented very well and I'm having a bit of trouble figuring out exactly how to use it.
I'm Trying something like:
input_img = Input(shape=(1, h, w))
x = Convolution2D(16...
Claudette asked 18/8, 2016 at 12:52
1
Solved
I'm trying to stack 2 layers of tf.nn.conv2d_transpose() to up-sample a tensor. It works fine during feed forward, but I get an error during backward propagation:
ValueError: Incompatible shapes fo...
Browning asked 25/5, 2016 at 18:25
0
Here is my problem: I am going to process data coming from a system for which I will have a good idea of the impulse response. Having used Python for some basic scripting before, I am getting to kn...
Carolinacaroline asked 24/3, 2016 at 15:39
2
Solved
Recently I began to study deconvolution algorithms and met the following acquisition model:
where f is the original (latent) image, g is the input (observed) image, h is the point spread functio...
Shumaker asked 19/2, 2016 at 20:51
1
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