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arash rad


Last seen: meer dan een jaar ago |  Active since 2020

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error using trainNetwork Invalid training data. Responses must be a matrix of numeric responses, or a N-by-1 cell array of sequences, where N is the number of sequences
Hi I have this following code and the data set is traffic flow that gathered every 15 seconds and I want to predict data flow ...

meer dan een jaar ago | 0 answers | 0

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Question


i can not load load WaveformData
HI I am learning LSTM and i want to test the example in this link LSTM example but i don't know where to download WaveformData b...

meer dan een jaar ago | 2 answers | 0

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answers

Question


error with Input data sizes in using sim
Hi i write this code but i have a problem when i use sim it has an error that "Input data sizes do not match net.inputs{1}.siz...

meer dan een jaar ago | 0 answers | 0

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improve LSTM with test data for traffic
Hi everyone I use a code from github and it's a LSTM algorithm . at first it run but it can't predict traffic flow data in each...

meer dan een jaar ago | 0 answers | 0

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answers

Question


how to assign a value to AR model for predicting next step
Hello everyone I have a code and i estimate a model with AR (auto regressive) and I want to predict next step but it only retu...

meer dan een jaar ago | 0 answers | 0

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write a function to return next value each time only nonzeros
Hi I want to write a function to return the value of gmax_gholhak each time there are some numbers i.e 0 45 0 0 0 75 and I wan...

meer dan een jaar ago | 1 answer | 0

1

answer

Question


How to assign a value to a variable in an equation
Hi I have an equation and I want to assign a value to its variable I wrote the code below but it didn't change after running...

meer dan een jaar ago | 0 answers | 0

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Question


what we should use instead of 'datetime'
Hello I found a code in github and I want to use it for my data but there is problem in that code date time is define as for...

meer dan een jaar ago | 1 answer | 0

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answer

Question


how to print the result of for loops in two column
Hi I have these two for loops and i want to print them in two column but it prints in one column how can I change my code that...

meer dan een jaar ago | 0 answers | 0

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how to use array indices in not logical form
Hi I am working on a project and I have the equation below and when I use for loops because my T is a float Number something l...

meer dan een jaar ago | 1 answer | 0

1

answer

Question


How to plot a graph like hist without using hist
Hi In my code I have this : And some of this values are the same and I want to plot it like histogram the values from the mat...

bijna 2 jaar ago | 2 answers | 0

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answers

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How to continue to loops
HI One thing that I want to do is after first if I want to continue to sum the values in arrival in period between 100 and 200...

bijna 2 jaar ago | 1 answer | 0

1

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using multiple else if
hello i have this code clc clear all close all arrival=xlsread('tripinfo.xlsx','G:G'); depart_time=xlsread('tripinfo.xls...

bijna 2 jaar ago | 1 answer | 0

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answer

Question


generate 100-element row in matlab
Hello, Can anyone help me with generating this signal s(n)=cos(0.04*pi*n) with 100 element row in matlab

bijna 2 jaar ago | 1 answer | 0

1

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can anyone help me with these blocks in simulink and tell me what they are
Hi Iwant to simulate an article and here I have a question in the ''Engine nonlinear model" there are three block. one of them i...

ongeveer 2 jaar ago | 1 answer | 0

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how to have step time in specific time
Hi I want to plot something like the picture below but i do not know how to change step time sth like this i want my plot star...

ongeveer 2 jaar ago | 1 answer | 0

1

answer

Question


find frequency in specified phase
hi have a system and i want to calculate bandwidth of DRGA element in 180 degree how can i write this code i wrote a little ...

bijna 3 jaar ago | 0 answers | 0

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plot absolute frequency response
hi I have this code clc clear all close all s = tf('s'); t1 = 1; pade1 = (1-((s*t1)/2))/(1+((s*t1)/2)) t2 = 0...

bijna 3 jaar ago | 0 answers | 0

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Question


linearization of a equation
Hi i have this ss model and i want to linearization it in (0,0) can anyone help me thanks

bijna 3 jaar ago | 1 answer | 0

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answer

Question


a problem with pade approximation
Hi I have te code below And i want to approxiamte delay with pade of first order : clc clear all close all s = tf('...

bijna 3 jaar ago | 1 answer | 0

1

answer

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calculate bandwidth for mimo system
Hi I Have 2 input and 2 output MIMO system that has 4 first degree transfer functions I want to calculate bandwith of these t...

bijna 3 jaar ago | 0 answers | 0

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The class 'sym' contains a parse error, cannot be found on MATLAB's search path
Hi i have the code blow %% The Quadruple Tank %% clc clear all ; close all ; %% define parameters A1 = 28 ; ...

ongeveer 3 jaar ago | 0 answers | 0

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Filtering white noise with first and second order filter
Hi everyone I have a question about filtering white noise with a discrete tf like below : but i dont know use data or fr...

ongeveer 3 jaar ago | 0 answers | 0

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Question


error while using iddata
Hi i wrote the code below but when i run it i face two errors that i dont get it can anyone help me Error using iddata/numArgu...

meer dan 3 jaar ago | 1 answer | 0

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answer

Question


impulse estimation nonparametric method
Hi everyone please help me I have a tf and i want to ident it with impulse respone (nonparametric method) but I can't when i...

meer dan 3 jaar ago | 0 answers | 0

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