# Jack Xiao

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**Content Feed**

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...

17 Tage ago | 1 answer | 0

### 1

answerQuestion

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...

24 Tage ago | 1 answer | 0

### 1

answerQuestion

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...

7 Monate ago | 0 answers | 0

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answersFunction fitting using conventional neutral network

you can refer to the given exmaple for Deep designer app.

7 Monate ago | 0

| accepted

How to customize the "model function" in the deep learning toolbox to add learnable parameters?

please see the demo of training gan.

7 Monate ago | 0

Deep Learning, Image Processing, Custom Loop

for custom loop, please see the demo for training gan. Train Generative Adversarial Network (GAN) - MATLAB & Simulink (mathwork...

7 Monate ago | 0

coding structure of gaussian noise layer

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

7 Monate ago | 0

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...

7 Monate ago | 0

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...

7 Monate ago | 0

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...

7 Monate ago | 0

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...

7 Monate ago | 0

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 ...

7 Monate ago | 0

Validation Accuracy doesn't increase.

reduce the initial learning rate to a smaller value such as 0.0001

7 Monate ago | 0

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.

7 Monate ago | 0

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...

7 Monate ago | 0

| accepted

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...

7 Monate ago | 0

| accepted

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...

9 Monate ago | 1 answer | 0

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answerhow 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...

10 Monate ago | 0

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..

10 Monate ago | 0

Solved

Interpolator

You have a two vectors, a and b. They are monotonic and the same length. Given a value, va, where va is between a(1) and a(end...

10 Monate ago

Solved

Indexed Probability Table

This question was inspired by a Stack Overflow question forwarded to me by Matt Simoneau. Given a vector x, make an indexed pro...

10 Monate ago

Solved

Clean the List of Names

Given a list of names in a cell array, remove any duplications that result from different capitalizations of the same string. So...

10 Monate ago

Solved

DNA N-Gram Distribution

Given a string s and a number n, find the most frequently occurring n-gram in the string, where the n-grams can begin at any poi...

10 Monate ago

Solved

Sums with Excluded Digits

Add all the integers from 1 to n in which the digit m does not appear. m will always be a single digit integer from 0 to 9. no...

10 Monate ago

Solved

Pascal's Triangle

Given an integer n >= 0, generate the length n+1 row vector representing the n-th row of <http://en.wikipedia.org/wiki/Pascals_t...

10 Monate ago

Solved

Counting Money

Add the numbers given in the cell array of strings. The strings represent amounts of money using this notation: $99,999.99. E...

10 Monate ago

Solved

Alphabetize by last name

Given a list of names in a cell array, sort the list by the last name. So if list = {'Barney Google','Snuffy Smith','Dagwood ...

10 Monate ago

Solved

Extract leading non-zero digit

<http://en.wikipedia.org/wiki/Benford%27s_law Benford's Law> states that the distribution of leading digits is not random. This...

10 Monate ago

Solved

Nearest Numbers

Given a row vector of numbers, find the indices of the two nearest numbers. Examples: [index1 index2] = nearestNumbers([2 5 3...

10 Monate ago