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**Content Feed**

simple copy task much slower with high memory use, workaround possible?

Jan, you twice asked for a minimal code example. I offered to upload 15.2 GB or let you run my code for weeks. Now I wrote a sho...

plus d'un an ago | 0

simple copy task much slower with high memory use, workaround possible?

Parcelling the larger equation into a a nested for loop, which is effectively called 48 times and uses 384 entries, worked to ma...

plus d'un an ago | 0

Question

simple copy task much slower with high memory use, workaround possible?

All memory usage is as reported by the function "memory". I found that my algorithm is much slower after running for some time,...

plus d'un an ago | 2 answers | 0

### 2

answersQuestion

Why does an appended "abs"-block change earlier results?

I've got a Simulink model, simply a filtered step given as reference onto a control loop with PI control. There are Delays both ...

presque 6 ans ago | 0 answers | 0

### 0

answersQuestion

Why does ga change the 'Vectorized'-option to 'on' by itself?

My ga optimizer problem always produces an error after some generations. The error is caused by calling my fitness function vect...

presque 6 ans ago | 2 answers | 0

### 2

answerswhy does (ga + parallel + global variables + sub2ind) fail?

Thanks to everyone!

presque 6 ans ago | 0

Question

why does (ga + parallel + global variables + sub2ind) fail?

When optimizing with ga and parallel computing, a sub2ind call using globals fails (subscript vectors must be of same size), but...

presque 6 ans ago | 3 answers | 0

### 3

answersCurrent folder is wrong after starting from command line. Why? How to fix it?

The startup.m was the problem - and also the reason why some very old folders kept reappearing in the path. Thank you!

environ 9 ans ago | 0

Question

Current folder is wrong after starting from command line. Why? How to fix it?

Matlab has a nifty feature: When started from (Windows) command line, it takes the current directory from there. With my install...

environ 9 ans ago | 2 answers | 0

### 2

answersQuestion

fmincon: Is it possible to set a bound for feval?

I have a problem that I run into local minima early on. This will happen all over search space. I don't know more meaningful bou...

plus de 9 ans ago | 1 answer | 0

### 1

answerempty sparse matrix with size greater than (100000,100000) needs overhead space

Obviously this does not help, as the matrix is empty already, it needs that much space just for existing (I tried). I also tr...

plus de 10 ans ago | 0

empty sparse matrix with size greater than (100000,100000) needs overhead space

Sadly I started with your given solution, but then I get __Sparse matrix sizes must be non-negative integers less than MAXSIZ...

plus de 10 ans ago | 0

Question

empty sparse matrix with size greater than (100000,100000) needs overhead space

For an industry project we want to set up a lookup-table from many (15) inputs to one output. The input values can be only in a ...

plus de 10 ans ago | 6 answers | 0

### 6

answersPCS 7 / D7SYS -> Simulink

I think it should be easy if both describe their blocks, ports and lines in an ASCII file. Of course you need to identify corre...

presque 11 ans ago | 0

Question

PCS 7 / D7SYS -> Simulink

Hello, as a student work and for a project partner we'd like to copy their partial power plant model into simulink. The existin...

presque 11 ans ago | 2 answers | 0