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David Hill


Con actividad desde 2017

Followers: 7   Following: 0

Mensaje

MS - Robotic Systems Development (MRSD) from CMU, BS - Electrical Engineering with minors in Computer Science and Mathematics from BYU.

Programming Languages:
MATLAB, Python, C++, C, Java, Javascript, R, CSS, Arduino
Spoken Languages:
English, Spanish
Professional Interests:
Robotics and Autonomous Systems, Motion and Path Planning, SLAM, Embedded Systems

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Resuelto


Find the standard deviation of non-zero elements in a matrix
Given a matrix A, calculate the sample standard deviation of only the non-zero elements. If there are fewer than 2 non-zero ...

6 días hace

Resuelto


Calculate the Compression of a Spring
A mechanical engineer wants to determine how much a spring will compress when a force is applied to it. According to Hooke’s Law...

10 días hace

Resuelto


Matrix
The fourth problem in Linear Algebra group. Create a matrix like this: 14 7 26 7 8 6 3 0 30

12 días hace

Resuelto


Column Vector
The third problem in Linear Algebra group. Create a column vector like this:

12 días hace

Resuelto


Row Vector
The second problem in Linear Algebra group. Create this vector in MATLAB: [7 8 26]

12 días hace

Resuelto


Scalar
The First problem in Linear Algebra group. Make scalar contains the value:

12 días hace

Resuelto


Calculate Target Doppler Frequency Shift for a Pulse-Doppler Radar
Calculate the target Doppler frequency shift measured by a pulse-Doppler radar. A radar system operates at a carrier frequency ...

12 días hace

Resuelto


Compute Radar Wavelength from Frequency
Radar systems operate at electromagnetic frequencies. The wavelength of the transmitted signal is related to the operating frequ...

12 días hace

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Radar Target Distance Calculation
A radar system sends a short electromagnetic pulse toward a target and measures the elapsed time between transmission and recept...

12 días hace

Resuelto


Compute Radar Duty Cycle
A pulsed radar transmitter operates for a limited amount of time during each transmission cycle. The duty cycle represents the f...

12 días hace

Resuelto


Compute Average Power of a Pulsed Radar
Compute the average transmitted power of a pulsed radar over one pulse repetition time. The inputs are the peak power Pp (Watt [...

12 días hace

Resuelto


Calculate Radar Pulse Energy
Compute the energy contained in a single radar pulse. The inputs are the peak power Pp (W) and the pulse width PW (s). The pulse...

12 días hace

Resuelto


Radar Unambiguous Range Determination
This problem aims to determine the radar unambiguous range based on the Pulse Repetition Frequency (PRF). The function takes the...

12 días hace

Resuelto


Calculation of Radar Dwell Time
This problem aims to determine the dwell time of a 2D-search radar antenna. The function takes as input the antenna horizontal b...

12 días hace

Resuelto


Monostatic Radar Received Power Calculation
This problem aims to determine the received power of a monostatic radar system. The function takes as input the main radar param...

12 días hace

Resuelto


Radar Doppler Blind Velocity Detection
In a pulsed Doppler radar, some target radial velocities cannot be measured correctly because of Doppler ambiguity. These veloci...

12 días hace

Resuelto


Range Resolution of a Pulsed Radar
A pulsed radar transmits a rectangular pulse with duration tau seconds. Given the pulse duration, compute the radar range resolu...

12 días hace

Resuelto


Reverse the Sign
Write a function that returns the input with the sign of every element reversed. The input may be a scalar, vector, or matrix. ...

alrededor de 1 mes hace

Resuelto


[Master Regular Expression] Largest Substring Between Two Equal Character
Given a string s, return the length of the longest substring between two equal characters, excluding the two characters. If ther...

alrededor de 1 mes hace

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Sum of Elements Above the Main Diagonal of a Square Matrix
Given a square matrix as input, write a function that returns the sum of all elements above the main diagonal. If the input mat...

alrededor de 1 mes hace

Resuelto


Solve Geozee
Geozee is a new daily puzzle game where you have to assign 9 countries to 9 categories. Categories are such things as "Human Dev...

alrededor de 1 mes hace

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Show me the shape of your array
Write a function that determines the shape of the input array x: Return 'square' if x has the same number of rows and colum...

alrededor de 1 mes hace

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Is the Matrix Square?
Write a function that determines whether the input matrix x is square. Return true if x has the same number of rows and columns...

alrededor de 1 mes hace

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Sum of proper divisors (aliquot sum)
A proper divisor of a positive integer n is any divisor of n except n itself. The aliquot sum is the sum of all proper divisors....

alrededor de 2 meses hace

Resuelto


Caesar Cipher: shift a lowercase string
A Caesar cipher shifts every letter forward through the alphabet by a fixed amount, wrapping around from z back to a. Given a...

alrededor de 2 meses hace

Resuelto


Play the Disk
To access the memory address of program on disk, MS-DOS uses sectors,cylinders and heads, on disk in 3D coordinates. Given the h...

alrededor de 2 meses hace

Resuelto


Encrypt Text Using Modified AES-256 Galois/Counter Mode (GCM)
Encrypt plain text input using a modified AES-256 Galois/Counter Mode (GCM) block cipher. Output the hexidecimal representation ...

alrededor de 2 meses hace

Problema


Encrypt Text Using Modified AES-256 Galois/Counter Mode (GCM)
Encrypt plain text input using a modified AES-256 Galois/Counter Mode (GCM) block cipher. Output the hexidecimal representation ...

alrededor de 2 meses hace | 0 | 3 solvers

Resuelto


Encrypt Text Using AES-256 Galois/Counter Mode (GCM)
Encrypt plain text input using AES-256 Galois/Counter Mode (GCM) block cipher. Output the hexidecimal representation of the encr...

alrededor de 2 meses hace

Problema


Encrypt Text Using AES-256 Galois/Counter Mode (GCM)
Encrypt plain text input using AES-256 Galois/Counter Mode (GCM) block cipher. Output the hexidecimal representation of the encr...

alrededor de 2 meses hace | 0 | 3 solvers

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