Community Profile

photo

takemoto


Last seen: 3 days ago

MathWorks

15 total contributions since 2012

Contact

takemoto's Badges

  • First Review
  • Knowledgeable Level 1
  • First Answer
  • Solver

View details...

Contributions in
View by

Answered
フィルターデザイナーの使い方
Fstop1,2の値は、Astop1, Astop2で設定した減衰量となる周波数点ですが、「適切かどうか」は、どの様なフィルタ特性を実現したいかによるかと思います。添付された設定では、通過帯から減衰帯への遷移(800-900/1100-1200)が100H...

1 month ago | 0

Answered
音源のフィルター処理
Audio Toolboxから提供される機能で実現可能かと思います。 https://jp.mathworks.com/help/audio/ref/crossoverfilter-system-object.html >>data = audio...

1 month ago | 0

| accepted

Answered
スペクトルのプロット方法
例えば、100Hzの搬送波を10Hzの正弦波で変調する場合、以下の様に書けると思います。 %% fs = 1000; t = 0 :1/fs : 1; y1 = sin(2*pi*10*t); %ベースバンド信号 y2 = sin(2*pi*...

2 months ago | 0

Channel


I2C temp
並列接続されたTMP102の温度をセンシング

3 years ago

Answered
Simulink上でのフーリエ変換を用いた振幅の導出
ある信号について、特定の周波数成分の大きさを求めるために、fft処理を用いること自体は非常に一般的かと思います。この様な目的をSimulinkで実現する場合、通常、DSP System Toolboxから提供される、"FFTブロック"や、"magunitu...

3 years ago | 2

| accepted

Channel


Traffic
traffic analysis

5 years ago

Solved


Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

8 years ago

Solved


Is my wife right?
Regardless of input, output the string 'yes'.

8 years ago

Solved


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...

8 years ago

Solved


Add two numbers
Given a and b, return the sum a+b in c.

8 years ago

Solved


Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

8 years ago

Solved


Sum of diagonal of a square matrix
If x = [1 2 4; 3 4 5; 5 6 7] then y should be the sum of the diagonals of the matrix y = 1 + 4 + 7 = 12

8 years ago

Solved


Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

8 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:...

8 years ago

Solved


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 ...

8 years ago