Community Profile

# Arnab Sen

### MathWorks

Active since 2015

I am Engineer at Mathworks India pvt ltd and a master in computer science by education.

In my free time I like to read, ,puzzle, travel and play.
My professional interest includes programming, Algorithm design,MATLAB, Simulink .

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Recreating a Traffic Simulation Model from a Book -> I fail...
Hi Elisabeth , The following link might be useful for you as it shows how can you use SimEvents for traffic modeling. htt...

mehr als 5 Jahre ago | 0

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Date and Hour Vector extraction
Hi hdiba, For a sample datetime you can compute as following script. The same script should work for a Date Time vector...

mehr als 5 Jahre ago | 0

Can anyone help me with calculating the 1st derivative of a ppg signal ?
Hi Rajeev, You can use gradient function. You can see following links for more details: http://www.mathworks.com/help/mat...

mehr als 5 Jahre ago | 0

Error in debug mode: Method not defined or removed from search path.
Hi per, If rehash path resolves the issue at least fro the current session, you can save the path by executing the following ...

mehr als 5 Jahre ago | 0

Editor window cursor line is highlighted - how to disable?
Hi Initial, To Disable this current line highlight feature, do the following: 1. Go to MATLAB preference. 2. In the pre...

mehr als 5 Jahre ago | 1

Removing linearly dependent rows (or linearly dependent columns) from large matrices (bigger than 250,000 x 250,000)
Hi Riley , From MATLAB preference you can try increasing the JAVA Heap size and see if the issue gets resolved. For this d...

mehr als 5 Jahre ago | 0

how to use mahalanobis.m to calculate mahalanobis distance of an image

mehr als 5 Jahre ago | 0

How can i speed up the following?
Hi Bill, You can try to replace the loop by vectorization. Something like below: a = rand(31,31); TmTn = rand(301,301,31,31...

mehr als 5 Jahre ago | 0

Attempting connection with Arduino and Matlab
Hello Bryan, The origin of this issue could be that the MATLAB serial command is taking longer to respond. Try opening the ar...

mehr als 5 Jahre ago | 1

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Divide and conquer inspired sorting
Hello Francesco, MATLAB does not have any function to directly achieve this. As <http://www.mathworks.com/matlabcentral/p...

mehr als 5 Jahre ago | 0

How to configure to generate DLL from SIMULINK and use the DLL
Hi Dingguo, 1. For model configuration you can have a look into the demo model 'rtwdemo_shrlib'. For this in MATLAB Command ...

mehr als 5 Jahre ago | 0

What does DT means in the "Fixed-step size (fundamental sample time)" of the Simulink?
Hi Yanhua, There is nothing inbuilt as per documentation as the Fixed step size is DT. One possibility is that there is a cus...

fast 6 Jahre ago | 0

Is there a method to create network using graph(A,node_names) and then displaying it using geoshow()
Hi Mariya, You can draw lines on map using function 'wmline'. For more details, refer to the documentation link: http:/...

fast 6 Jahre ago | 0

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How do i make two dots, that are going in different direction in a vertical line, crash and then go to different directions?
Hi Sebastian, The following script might address you requirement where a horizontal and vertical moving points crossing each...

fast 6 Jahre ago | 0

Hi Steinar , I think you are missing the coordinate the point for which you want to join by the line. The commands you hav...

fast 6 Jahre ago | 0

How to Cut a 3D plane with a line?
Hi Mahmoud, You can set the value of the F matrix to 0 for the specific region before plotting. You may consider the follo...

fast 6 Jahre ago | 0

P-Median Example Question
Hello Danielle, I observe the error is coming because of the following statement: F = [sum(y)== p, x <= repmat(y',896,1),...

fast 6 Jahre ago | 0

Ignore Deletions with Edit Distances (String Editing)
Hello Marcel, I am assuming that between two strings s1 and s2, s1 is known to be the one which is wrapped with some redundan...

fast 6 Jahre ago | 1

Estimating GARCH(1,1) model with fmincon
Hello Alex, I am not able to see the same example in the link you provided. However there is a possible explanation for this ...

fast 6 Jahre ago | 0

Share Matlab files in the cloud storage with multiple mobiles
Hello Seyedhamidreza, It's seems not to be possible to share the files directly amongst multiple MATLAB mobiles. It's possi...

fast 6 Jahre ago | 2

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Best way to sort & save num data+indexof1st column ?
Hello Taro, I understand that you would like sort all the columns of a matrix based on the a single column. You can consider ...

fast 6 Jahre ago | 0

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Wave file creation with Sine
Hi Karthik, In the script linear interpolation is done which might create the issue. Try interp1 with spline option as below,...

fast 6 Jahre ago | 0

Plot Graph Based Pair of Columns
Hi Amritpal, You may consider the script below for this purpose toPlot=zeros(size(data(:,1))) x=[]; y=[]; f...

fast 6 Jahre ago | 0

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How to post on Facebook using MATLAB?
Hi, The MATLAB built in function 'webwrite' might be helpful for this purpose. For details refer to the following link. htt...

fast 6 Jahre ago | 0

I need to generate in a separate window, the absolute difference (error) between the two functions.
Hello Giannakos, This script outputs approx._output as NAN becasse f(pi/2) is evaluated to be NAN. The anonymous function 'f' ...

fast 6 Jahre ago | 0

Could someone perhaps guide me in the right direction to figure out a way to start this code?
Hi Collin, In this case there would be multiple velocity and launch angles. The formulae for projectile distance is d=(...

fast 6 Jahre ago | 0

How can I resolve this mcc runtime error "cannot open shared object library"?
Hi Clay, Assuming you are using linux machine, there can be several reasons behind this issue, the primary reason being the inc...

fast 6 Jahre ago | 4

Split or extract a part of the data in a cell
Hi greta, My understanding is that you would like to extract a part of cell from a cell array. You can directly access the ...

fast 6 Jahre ago | 0