photo

z cy


Last seen: 16 days ago |  Active since 2019

Followers: 0   Following: 0

Statistics

All
  • Solver
  • Thankful Level 3

View badges

Feeds

View by

Question


Outer products are faster with b*b' in matlab?
I have a column vector with about 6800 elements, many of which are 0. How can I quickly calculate the multiplication of the colu...

2 months ago | 1 answer | 0

1

answer

Question


How to reduce running time of diagonal matrix multiplication with full matrix in Matlab?
I need to calculate a matrix multiplication that , where B is a full matrix with and D is a digonal matrix with .The computatio...

2 years ago | 1 answer | 0

1

answer

Question


How to draw this figure？
I have a matrix A 16*16, and an index B. I want to make the pixel of index B red as shown in Figure. It's obvious that we can ea...

2 years ago | 1 answer | 0

1

answer

Question


How to plot color ball use matlab?
What I want know how to plot color ball use matlab? And we need to get the [x,y,z] for each color point. Thanks! The white color...

3 years ago | 1 answer | 0

1

answer

Question


How to set the thickness of edge for one marker in plot?
Hello, I want to set the thickness of edge for one point use plot. How to plot this? plot(data(:,1),data(:,2),'o','MarkerSize',...

3 years ago | 1 answer | 0

1

answer

Question


How to plot this figure?
This figure is used to show the matrix 300*3. I do not know how to plot this figure? can someone help me? Thanks.

3 years ago | 1 answer | 0

1

answer

Question


How to plot this figure？

4 years ago | 1 answer | 0

1

answer

Solved


Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...

4 years ago

Solved


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

4 years ago

Question


How to set colorspace of line in special code of graph?
G = graph(index_s,index_t,weighted); p1 = plot(G,'XData',X1,'YData',Y1); What I want to change is the color of lines. Have any...

4 years ago | 2 answers | 0

2

answers

Question


How to generate this pin wheel by code or Equation
I don't know how to generate this pin wheel by code or Equation. Can someone help me?

4 years ago | 1 answer | 0

1

answer

Question


How to generate this pin wheel toy dataset？
I don't konw how to generate this pin wheel by code or Equation. Can someone help me?

4 years ago | 1 answer | 0

1

answer

Question


How to plot this picture use matlab?

4 years ago | 2 answers | 0

2

answers

Question


How to load multiple specified variables in a specified mat file？
For example, I want load Train_data Train_label Test_data Test_label in each all_number.mat, such as in figure. But there have ...

5 years ago | 1 answer | 0

1

answer

Question


how to set concentric rectangle dataset？
I want that the number of each color data point can be changed

5 years ago | 2 answers | 0

2

answers