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Yoshio


MathWorks

80 total contributions since 2012

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Answered
1つの図の中に2つのカラーバー(カラーマップ)を存在させる方法
こちらは使えないでしょうか? <https://jp.mathworks.com/matlabcentral/fileexchange/52505-newcolorbar-multiple-colormaps-in-the-same-axes>

6 days ago | 1

Answered
外部のファイルを何枚か読み込んむ時、実行する際に毎回ファイル名を変えるのではなく、ループで連続して実行することはできますか。
ご質問の意図を、「一つのプログラムを一回実行し、この中でループを使って複数の画像ファイルを取得したい」と解釈しました。 dirコマンドを使うことで、複数のファイルの情報を取得できます。例えば mylist = dir('*.m') n...

6 days ago | 3

Answered
コロン関数でインクリメントした数列から,一致する要素の検索の仕方がわかりません
1.175に見えるデータの内部表現を16進表現で見てみると >> format hex >> C(16) ans = 3ff2cccccccccccd >> D(36) ans = 3ff2cc...

13 days ago | 1

| accepted

Solved


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...

3 months ago

Answered
配列内の要素を行ごとに演算する方法を教えてください
是非無償で利用できる <https://jp.mathworks.com/training-schedule/matlab-onramp.html MATLAB 入門> <https://jp.mathworks.com/training-schedul...

8 months ago | 2

Solved


2倍してみよう - ここからスタート!
初めにこの問題を試してみよう。 入力としてxを与え、それを2倍して結果をyに代入せよ。 Examples: Input x = 2 Output y is 4 Input x = 17 Output y is 34 ...

11 months ago

Solved


Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

1 year ago

Answered
三次元行列をslice関数でイメージ表示させたのですが、中を透過させたいです。
簡単にお試しになるなら、これではどうでしょうか。 [x,y,z] = meshgrid(-2:.2:2,-2:.25:2,-2:.16:2); v = x.*exp(-x.^2-y.^2-z.^2); xslice = [.8,2...

1 year ago | 5

Solved


Compute the step response of a DC motor
Compute the step response of a DC motor shown below <<http://blogs.mathworks.com/images/seth/cody/dc-motor.png>> The param...

3 years ago

Solved


Counting pulses in a signal
Count the number of pulses that are the result of summing each pulse generator block. Pulse Generator blocks produce a recurr...

3 years ago

Solved


Add damping to a mass spring system
Model an ideal mass-spring-damper system shown below where the spring is initially stretched. <<http://blogs.mathworks.com/im...

3 years ago

Solved


Make a low pass filter
Make a first order low pass filter that will filter out the high frequency oscillations for the given input signal. The cut-off ...

3 years ago

Solved


Model a falling body
An object is falling freely from a height of 22 meters under the force of gravity. <<http://blogs.mathworks.com/images/seth/c...

3 years ago

Solved


Model a mass spring system
Model an ideal mass-spring system shown below where the spring is initially stretched. <<http://blogs.mathworks.com/images/se...

3 years ago

Solved


Produce a Fibonacci sequence
Construct a diagram that generates the Fibonacci sequence: 1, 1, 2, 3, 5, 8, 13, 21, 34.....up to 377 The Fibonacci sequ...

3 years ago

Solved


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...

3 years ago

Solved


Model a simple pendulum
Model a simple pendulum of length 200cm with bob of mass 100g and plot the position in degrees. The pendulum starts at 30 degree...

3 years ago

Solved


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...

3 years ago

Solved


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

3 years ago

Solved


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...

3 years ago

Solved


Produce a cosine wave
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/cosine-eqn.png>>

3 years ago

Solved


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...

3 years ago

Solved


Sum of a vetor
y = vectorsum(x)

3 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:...

3 years ago

Solved


Reverse Run-Length Encoder
Given a "counting sequence" vector x, construct the original sequence y. A counting sequence is formed by "counting" the entrie...

4 years ago

Solved


Making change
Given an amount of currency, return a vector of this form: [100 50 20 10 5 2 1 0.5 0.25 0.1 0.05 0.01] Example: Input a = ...

4 years ago

Solved


Counting Money
Add the numbers given in the cell array of strings. The strings represent amounts of money using this notation: $99,999.99. E...

4 years ago

Solved


Length of the hypotenuse
Given short sides of lengths a and b, calculate the length c of the hypotenuse of the right-angled triangle. <<http://upload....

4 years ago

Solved


How to find the position of an element in a vector without using the find function
Write a function posX=findPosition(x,y) where x is a vector and y is the number that you are searching for. Examples: fin...

4 years ago

Solved


Check if sorted
Check if sorted. Example: Input x = [1 2 0] Output y is 0

4 years ago

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