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George Bashkatov


Last seen: 29 days 前 |  自 2020 起处于活动状态

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统计学

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How to speed up my code?
I have a code with a lot of cycles and matrix multiplication. Input data: vector M of matrices 2x2, n2 - length of vector M (num...

3 years 前 | 1 个回答 | 0

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To pass a variable outside a parfor loop
1) replace (length(A)-1), length(P) and (length(B)-1). 2)make temporary variables lentemp and rtemp 3)add one more index j ...

3 years 前 | 0

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To pass a variable outside a parfor loop
I have a loop that looks like: parfor j=1:length(P) for i=1:(length(A)-1) %unnecessary calculations for i=1:(length(A)-1) e...

3 years 前 | 1 个回答 | 1

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Vectorization of a function with system of ODE's
I want to modify famp so that it accepts a vector of y values, and reshapes the values to 2 columns, and then computes values fo...

3 years 前 | 1 个回答 | 0

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Improving the speed of code with passing to a function input a cell array or structure.
I'm trying to pass some amount of numerical data as a function input. I had that row in my code: [z1,y1]=ode45(@(z,y) famplif...

3 years 前 | 1 个回答 | 0

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How can I vectorize this code?
i had a loop: for j=1:length(Pa) for i=1:(length(r)-1) Ip=2*Pa(j)*exp(-2*r(i)^2/wa^2)/(pi*wa^2); % Интенсивность накачк...

3 years 前 | 1 个回答 | 0

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Pass a structure to a function
I'm trying to pass this structure to the function, but matlab writes: Dot indexing is not supported for variables of this type. ...

3 years 前 | 2 个回答 | 0

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Help me with plotting, please.
Here is the code: h_s=0.1; % step for integrals and graphs n_0=1*10^19; %quantity of atoms W=0.7; %wide (cm) H=0.3; %height ...

4 years 前 | 1 个回答 | 0

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Problem with plotting equation
I have an implicit equation where x and y - variables. I want to make a graph, but ezplot function doesn't work. MATLAB writes: ...

4 years 前 | 1 个回答 | 0

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