Gelöst

The great 82-year-old
Let's answer the question below; 'I am *x* years old and I have never written programs. If I study from now, will I be able ...

etwa 8 Jahre vor

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'Determine if array of numbers is odd'
Return true if the input single number is odd. If the input is a vector, it will return a vector or array of logical values indi...

etwa 8 Jahre vor

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vector indexes for a matrix
Matlab allows us to use several indexing styles making code simpler and easier to read than using loops. Vectors can have ve...

etwa 8 Jahre vor

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Friday or not
I love Friday. Please tell me whether the day is Friday. Dateformat is 'yyyy-mm-dd' or 'dd-mmm-yyyy' or 'mm/dd/yyyy'. Exa...

etwa 8 Jahre vor

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Pentagonal Numbers
Your function will receive a lower and upper bound. It should return all pentagonal numbers within that inclusive range in ascen...

mehr als 8 Jahre vor

Gelöst

Pernicious Anniversary Problem
Since Cody is 5 years old, it's pernicious. A <http://rosettacode.org/wiki/Pernicious_numbers Pernicious number> is an integer w...

mehr als 8 Jahre vor

Gelöst

How many Integers?
Count the integers in a given vector |v|. You *must* use a loop to count each element separately. Examples: Input: v...

mehr als 8 Jahre vor

Gesendet

cellify(varargin)
CELLIFY turns any input argument into a cell, if it is not already one.

mehr als 8 Jahre vor | 1 Download |

0.0 / 5

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Make a half wave rectifier
Produce a signal that outputs the given sine wave source when it is greater than zero and outputs zero when it is less than zero...

mehr als 8 Jahre vor

Gelöst

Make a full wave rectifier
Produce a full wave rectifier waveform for the given sine wave source. For a sine wave input, the output of the full wave rec...

mehr als 8 Jahre vor

Gelöst

Add offset to a signal
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/add-offset-eqn.png>> You should see a downward...

mehr als 8 Jahre vor

Gelöst

Produce a sine wave
Produce a sine wave with amplitude 3: <<http://blogs.mathworks.com/images/seth/cody/sine-eqn.png>>

mehr als 8 Jahre vor

Gelöst

Add a block to a model
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/add-block-eqn.png>> In this case, the slope of...

mehr als 8 Jahre vor

Gelöst

Connect blocks in a model
Connect the blocks in the model to produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/connect-blocks...

mehr als 8 Jahre vor

Gelöst

Temperature question
get the temperature...in celcius

mehr als 8 Jahre vor

Problem

Convert nested struct-array to numeric array
Sometimes data happens to be nicely structured in a struct-array, distributed over various levels of the struct, according to th...

fast 10 Jahre vor | 2 | 6 Lösungsvorschläge

Frage

Assign empty value(s) to matrix elements (to delete those elements) fails
Suppose A = magic(4) A = 16 2 3 13 5 11 10 8 9 7 6 12 4 14 ...

fast 10 Jahre vor | 1 Antwort | 0

1

Antwort

Frage

How can I calculate the pixel position in a figure-windows of a 3D object in perspective projection?
I have an animation of a complex scene of 3D objects (surfaces and patches) in an axis that has 'projection' set to 'perspective...

etwa 10 Jahre vor | 2 Antworten | 1

2

Antworten

Beantwortet
Convert IP addresses from decimal to IPv4 and format output using vectoring
I was thinking about this inline function: ipstr = @(ip)sprintf('%d.%d.%d.%d',arrayfun(@(n)floor(mod(ip,2^(n*8))/2^((n-1)*8)...

mehr als 10 Jahre vor | 0

Frage

How can I overload the subsref method for the struct class?
I want to overload the subsref method for the struct class, to extend it with regular expression fieldname matching. I can cre...

mehr als 10 Jahre vor | 0 Antworten | 0

0

Antworten

Gelöst

Math Test
Your teacher gave you 15 minutes and 25 problems. In how much time can each Problem be solved, before time flies away? Writ...

etwa 12 Jahre vor

Gelöst

Create matrix with common dates from a number of structs -inner join on dates
Do an "inner join" (as in SQL) on a number of structs where the ".date" is the date and the ".ts" the timeseries. The join is on...

etwa 12 Jahre vor

Gelöst

Back to basics - mean of corner elements of a matrix
Calculate the mean of corner elements of a matrix. e.g. a=[1 2 3; 4 5 6; 7 8 9;] Mean = (1+3+7+9)/4 = 5

etwa 12 Jahre vor

Gelöst

Complex transpose
Calculate the transpose of a matrix having complex numbers as its elements without changing the signs of the imaginary part. ...

etwa 12 Jahre vor

Gelöst

Sum the 'edge' values of a matrix
Sum the 'edge' values of an input matrix (the values along the perimeter). Example [1 2 3 4 5 6 7 8 9] Output = ...

etwa 12 Jahre vor

Gelöst

Compare two input matrices
Check which input matrix has more elements. Return "1" if matrix A has more elements than matrix B. Otherwise return "0". Exa...

etwa 12 Jahre vor

Problem

Wayfinding 5 - Travel contour
This is the fifth part of a series of assignments about wayfinding. The final goal of this series is to be able to calculate the...

etwa 12 Jahre vor | 0 | 5 Lösungsvorschläge

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Wayfinding 5 - Travel contour
This is the fifth part of a series of assignments about wayfinding. The final goal of this series is to be able to calculate the...

etwa 12 Jahre vor

Gelöst

Mmm! Multi-dimensional Matrix Multiplication
You have got a couple of multi-dimensional matrices, A and B. And want to multiply them. For the first 2 dimensions, an ordinary...

etwa 12 Jahre vor

Problem

Mmm! Multi-dimensional Matrix Multiplication
You have got a couple of multi-dimensional matrices, A and B. And want to multiply them. For the first 2 dimensions, an ordinary...

etwa 12 Jahre vor | 3 | 38 Lösungsvorschläge