Statistik
RANG
59
of 292.807
REPUTATION
3.220
BEITRÄGE
28 Fragen
1.247 Antworten
ANTWORTZUSTIMMUNG
100.0%
ERHALTENE STIMMEN
296
RANG
4.314 of 19.942
REPUTATION
322
DURCHSCHNITTLICHE BEWERTUNG
3.00
BEITRÄGE
12 Dateien
DOWNLOADS
29
ALL TIME DOWNLOADS
3128
BEITRÄGE
0 Beiträge
BEITRÄGE
0 Öffentlich Kanäle
DURCHSCHNITTLICHE BEWERTUNG
BEITRÄGE
0 Highlights
DURCHSCHNITTLICHE ANZAHL DER LIKES
Feeds
Gelöst
Matrix indexing with two vectors of indices
Given a matrix M and two index vectors a and b, return a row vector x where x(i) = M(a(i),b(i)).
8 Tage vor
Gelöst
Reverse Run-Length Encoder
Given a "counting sequence" vector x, construct the original sequence y. A counting sequence is formed by "counting" the entrie...
8 Tage vor
Gelöst
Acidity of vinegar and salts
Assuming: pH (potentia hydrogenii) = - log10(H+ ionic concentration in mol/Liter). For a buffer solution containing acetic acid ...
etwa 2 Monate vor
Gelöst
Volume of this donut
Given hole diameter a, and outermost diameter b, determine the volume y of the resulting donut.
etwa 2 Monate vor
Gelöst
Size of this cup?
The given vector has diameter of the cup in mm sampled at micrometer increments in depth from top to bottom, need output in cc a...
etwa 2 Monate vor
Gelöst
Finding perimeter of a rectangle
A rectangle has a length of x centimeters and a width of w centimeters. Find the perimeter.
etwa 2 Monate vor
Gelöst
area of an annulus
Given the diameter d of the inner circle of the annulus. Given length z of a chord of the outer circle of the annulus. This chor...
etwa 2 Monate vor
Gelöst
expand intervals vol.2
Similar to problem <http://www.mathworks.co.uk/matlabcentral/cody/problems/2528 2528>. This is a more general case, when bounds ...
etwa 2 Monate vor
Gelöst
Time Expansion
How can you slow down any discrete-time signal? Example Input original signal x. x = [1 2 3 -1 -2 -5 -4] We want t...
etwa 2 Monate vor
Gelöst
Convert Kilometers to Miles
Convert kilometers to miles. Consider 1 km = 0.62 mile. Note: Don't use the '*' operator.
etwa 2 Monate vor
Gelöst
Create an anti-identity matrix
Create an anti-identity matrix of given dimension. Examples n = 2 A = [0 1; 1 0] n = 3 A = [0 0 1; 0 1 0; 1 0 0...
etwa 2 Monate vor
Gelöst
Sort the vector with the given index
Given x = [1 2 4 8 17] and t = [1 3 2 5 4] then y = [1 4 2 17 8].
etwa 2 Monate vor
Gelöst
middleAsColumn: Return all but first and last element as a column vector
Given input A, return all but the first and last elements, arranged as a column vector. (I.e., all dimensions after the first s...
etwa 2 Monate vor
Gelöst
What number has this problem?
This problem is added because it is problem number *???* in the "Community" problems section. <http://www.mathworks.de/matlab...
etwa 2 Monate vor
Gelöst
Back to basics 9 - Indexed References
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix and row and column, output the index of th...
etwa 2 Monate vor
Gelöst
Most nonzero elements in row
Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...
etwa 2 Monate vor
Gelöst
Generate a NaN...on purpose
The goal is to create a function that will return a single "NaN" without using the nan function. I am interested to see how many...
etwa 2 Monate vor
Gelöst
Convert yards to feet
The goal of this script is to convert a value given in yards to feet.
etwa 2 Monate vor
Gelöst
Find the sum of n squares
What is the sum of the squares of the first n integers?
etwa 2 Monate vor
Gelöst
Remove the positive integers.
Given array x (of integers), remove all the positive numbers and display ouput as y. Example x=[1 -2 3 -4] , output is y=[-2 -...
etwa 2 Monate vor
Gelöst
Getting the absolute index from a matrix
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to get the <http://www.ma...
etwa 2 Monate vor
Gelöst
If-then-else
Complete the function below such that if the value of x is in the range 10 to 14, inclusive, the value 18 is assigned to y. Oth...
etwa 2 Monate vor
Gelöst
Back to basics 26 - Keywords
Covering some basic topics I haven't seen elsewhere on Cody. Return a cell array of strings of all MATLAB keywords.
etwa 2 Monate vor
Gelöst
surface of a spherical planet
you just discovered its circumference, that is the input.
etwa 2 Monate vor
Gelöst
Colon operator of two vectors
You are given two vectors of equal length: VecStart, VecEnd Each vector contain a set of integers, where VecEnd(j)>=VecStar...
etwa 2 Monate vor
Gelöst
Find Out sum of principal diagonal element of given matrix
Find out sum of principal diagonal element of given matrix If A=[1 0 0; 0 1 0;0 0 1], then answer must be 3.
2 Monate vor
Gelöst
Mode
Find the mode of the vector Assumption: no vector is bimodal Example 1: input=[1 2 3 4 4]; output=4 Example 2: input=[7...
2 Monate vor
Gelöst
Back to basics 19 - character types
Covering some basic topics I haven't seen elsewhere on Cody. Return the number of punctuation characters in the input variabl...
2 Monate vor
Gelöst
Weighted average
Given two lists of numbers, determine the weighted average as follows Example [1 2 3] and [10 15 20] should result in 33.3...
2 Monate vor