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Li Qing


Last seen: circa 2 anni fa |  Attivo dal 2021

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Domanda


Solving Constrained Convex Optimization Problems Using Gradient Descent
The paper only says that the optimal value can be obtained by the gradient descent method. I downloaded some code about gradient...

circa 2 anni fa | 1 risposta | 0

1

risposta

Domanda


Errors I have never encountered：Error using randg
Error using randg SHAPE must be a full real double or single array. This error keeps appearing when generating beta random num...

quasi 3 anni fa | 1 risposta | 0

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risposta

Domanda


Who saved the programs provided on the website?
Hello everyone,who saved the program provided in the following website? This is the MATLAB code provided by the author of the do...

quasi 3 anni fa | 0 risposte | 0

0

risposte

Risolto


Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.

quasi 3 anni fa

Risolto


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 ...

quasi 3 anni fa

Risolto


Create a vector
Create a vector from 0 to n by intervals of 2.

quasi 3 anni fa

Risolto


Flip the vector from right to left
Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not ...

quasi 3 anni fa

Domanda


How can I simulate the movement of a node?
The mobile sensor node sends a message every 10m. How can I use MATLAB to simulate the mobility of the node?

quasi 3 anni fa | 0 risposte | 0

0

risposte

Risolto


Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.

circa 3 anni fa

Risolto


Find max
Find the maximum value of a given vector or matrix.

circa 3 anni fa

Risolto


Get the length of a given vector
Given a vector x, the output y should equal the length of x.

circa 3 anni fa

Risolto


Inner product of two vectors
Find the inner product of two vectors.

circa 3 anni fa

Risolto


Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

circa 3 anni fa

Risolto


Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

circa 3 anni fa

Domanda


How do I make the time control program run?
Now, there are two parts of the program, represented by code1 and code2. In 1000 seconds, code1 runs every 10 seconds. After cod...

circa 3 anni fa | 1 risposta | 0

1

risposta

Domanda


How can I simulate the tension on the sensor?
For a three-dimensional coastal monitoring environment, underwater acoustic sensor nodes are all equipped with air pumps and anc...

circa 3 anni fa | 1 risposta | 0

1

risposta

Risolto


Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

circa 3 anni fa

Risolto


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:...

circa 3 anni fa