Jack Xiao

Last seen: 2 years ago | Active since 2018

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Why is there nnet.layer.Formattable in the deep learning toolbox ?
I defined a custom layer in terms of the given demo of "Define Custom Recurrent Deep Learning Layer" which defined peepholeLstmL...

2 years ago | 1 answer | 0

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Question

Why is the data type not unified for custom training loops (dlarray) and internal training loops (array) in deep learning?
[XTrain,TTrain] = japaneseVowelsTrainData; inputSize = 12; numHead = 10; numHiddenUnits = 100; numClasses = 9; embedding...

2 years ago | 1 answer | 0

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Question

Does the input size of sequenceInputLayer have to be set 1?
i followed the example https://ww2.mathworks.cn/help/textanalytics/ug/classify-text-data-using-deep-learning.html. The network ...

2 years ago | 1 answer | 0

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Question

how to create tables with multiple dimensions?
hi, i have 5 tables and each table is with size 9x2, I need to make them together like 5x9x2. how to create tables with mult...

3 years ago | 1 answer | 0

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Question

Unrecognized function or variable 'importONNXFunction'.
I am using version r2021a and testing import onnx model, and came across the error: Unrecognized function or variable 'importON...

3 years ago | 1 answer | 0

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Does batchNormalizationLayer influence network results?
As far as I know, batchnormalization is used for speeding up model training, it does not influence network results too much. How...

3 years ago | 0 answers | 0

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Answered
Function fitting using conventional neutral network
you can refer to the given exmaple for Deep designer app.

3 years ago | 0

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Answered
How to customize the "model function" in the deep learning toolbox to add learnable parameters?
please see the demo of training gan.

3 years ago | 0

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Deep Learning, Image Processing, Custom Loop
for custom loop, please see the demo for training gan. Train Generative Adversarial Network (GAN) - MATLAB & Simulink (mathwork...

3 years ago | 0

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coding structure of gaussian noise layer
here is the code: classdef gaussianNoiseLayer < nnet.layer.Layer % gaussianNoiseLayer Gaussian noise layer % A ...

3 years ago | 0

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How to train a Faster R-CNN with a Multi-labeled images table?
what does multi-labeled ground-truth mean? the MathWorks' rcnn example is for object detection with mutilple instances but one...

3 years ago | 0

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Issues: Training CNN on LFW database.
reduce the learning rate to a smaller value such as 0.0001, try to add more data and add dropout layer, or change a little weak...

3 years ago | 0

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How to visualize the changes in dlarray/weight distribution with histograms in deep learning?
as far as I know, there is no direct way to visulize the net weight but net activation or structure can be visulized in matlab...

3 years ago | 0

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Deep learning layer with custom backward() function
dlnetwork is for customed training loop and dlfeval is for customed model gradients using defined gradient funtction. you can r...

3 years ago | 0

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How does matlab visualize the deep neural network structure diagram?
plot(net) is a simple way to visualize net structure in matlab or deep network app designer is a better way. but there is no ...

3 years ago | 0

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Validation Accuracy doesn't increase.
reduce the initial learning rate to a smaller value such as 0.0001

4 years ago | 0

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Image denoising using DnCNN toolboxdir error
did you install the toolbox?

4 years ago | 0

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Validation accuracy that appears different from the graph in DeepNetworkDesigner
it is overfit. add more training data, or add dropout layer, or reduce net layers.

4 years ago | 0

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Can I extract the pretrained encoder part from 3D Unet to use it in classification?
you can try, but i think it would not make big sense as Unet is for regression while your taks is classification. to tranfer th...

4 years ago | 0

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Answered
NARNET FOR BINARY CLASSIFICATION PREDICTION
you can refer the given demo for classification, in fact the given net in the demo can be applicative. the key is that you shou...

4 years ago | 0

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Question

why can imageInputLayer of 'deep network designer' app not be edited?
I want to edit the mean and std in imageInputLayer, but it is settled and can not be eidted, as follow: so, how to edit it di...

4 years ago | 1 answer | 0

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Answered
how can I use multiple input for Alexnet?
what do you mean 'multiple input '? if it is multiple pics, you can concetenate to be one (2 rgb pics can be formed to be 1 six...

4 years ago | 0

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How to improve the accuracy of neural networks (feed forward network)
what is nftool ? is it in one matlab toolbox? why not directly use deep learning toolbox..

4 years ago | 0

Question

how to save figures without margin?
as the title, I need to save the figures or images shown in the figure with the same size of the image. but there are always ma...

5 years ago | 1 answer | 0

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Question

how to train Alexnet from scratch (without transfer learning)?
how to train Alexnet from scratch as the loaded one is pretrained. I need to compare with the performance on imagenet. Are th...

5 years ago | 1 answer | 0

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Answered
Why should I choose matlab deep learning toolbox over other opensource frameworks like caffe, onnx, pytorch, torch etc?
really hope support Generative and Network (GAN) framework soon!

5 years ago | 1

Question

where to find resizeImage2D ?
I searched the matlabroot, but do not find the function, and ' doc' and 'edit' command still find it. so where to find resizeI...

5 years ago | 1 answer | 0

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Question

Dose matlab really support interoperability with the open source deep learning framework.
i try import onnx model which is exported from pytorch as it is stated that in the link, https://ww2.mathworks.cn/solutions/dee...

6 years ago | 1 answer | 0

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Question

how is the in-line googlenet or inception v3 created using codes?
Hi, I need to create an NIN structure just like googlenet. so how to fulfill it in deep leaning toolbox? ( not with Deep Networ...

6 years ago | 1 answer | 0

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Question

how to create an network in network?
Hi, I need to create an inception module, which is an NIN structure. so how to fulfill it in deep leaning toolbox? ( not with D...

6 years ago | 0 answers | 0

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answers

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