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Praveen Iyyappan Valsala


Last seen: 4 years 前 |  自 2018 起处于活动状态

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已解决


Summing digits
Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...

4 years 前

已回答
Plot handle to return single object
You can use set function. hraw_mean.set('Visible','off'); That sets Visible proptery of all cells to off. If you want to set ...

5 years 前 | 0

| 已接受

已回答
Surface plot above a non-rectangular region
You can simply create a binary mask of the polygon region and set all Z values to NaN outside the mask. NaN values are not plott...

5 years 前 | 2

| 已接受

已回答
Add text above grouped bars
'%%' is the escape sequence for percentage symbol as shown here. sprintfc('%.1f %%', ydt(k1,:))

5 years 前 | 0

| 已接受

已解决


Interpolator
You have a two vectors, a and b. They are monotonic and the same length. Given a value, va, where va is between a(1) and a(end...

5 years 前

已解决


Read a column of numbers and interpolate missing data
Given an input cell array of strings s, pick out the second column and turn it into a row vector of data. Missing data will be i...

5 years 前

已回答
How can i make a partition matrix
If you want to list all possible partitions. Not suitable for large k. randoms = 0.1:0.1:0.9; %Index of all permutations wi...

5 years 前 | 0

已回答
Distinct sum of 3 variable which ranges between 1-255
I didn't understand your way for making the sum unique. This dirty code gives you 255 (x,y,z) whose sums are unique. sumArr=-1*...

5 years 前 | 1

已回答
how to call functions properly: Index in position 1 is invalid. Array indices must be positive integers or logical values.
In your runge function, f is a string not a function. k1=eval(strcat(f,'(t(i),y(:,i));'));%f(t(i),y(:,i)); %here is where ...

5 years 前 | 1

| 已接受

已回答
Help with plotting 3d function
Most intuitive way is to add another loop to sum up function outputs of all n. for i=1 : length(x) for j=1 : length(t) ...

5 years 前 | 0

已回答
Random display of 'even' or 'odd'
Pi has equal distribution of all digits i.e odd and even digits are uniformly distributed. so you can simply use rand function w...

5 years 前 | 0

已回答
Facing problem in generating a mex file
Could be because of the spaces in the file paths. Try encapsulating them in double quotes. mex generateEllipseCandidates.cpp -I...

5 years 前 | 0

已回答
Trapezoidal pulse generation using gensig() function
The answer is No! .I am not aware of any function which can do that for you. Try to adapt my function for your needs or write yo...

5 years 前 | 1

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已提交


StructSearch(input_struct,search_term)
searches and returns details and child struct with matching parameters.

6 years 前 | 2 次下载 |

提问


Any function to get a short description of a variable just like the Value column in workspace?.
I have a struct with >4000 members/fields. I am writing a search function to find some matching members and displaying them alon...

6 years 前 | 1 个回答 | 0

1

个回答

已回答
I want to reduce accuracy and precision to 3 digits.
I don't know any inbulit function which can do that. But, you can try something like below trun=@(num,Ndigits)floor(a*10^Nd...

6 years 前 | 1