David Hill

Active since 2017

Followers: 7 Following: 0

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

1 hour ago

Solved

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

1 hour ago

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

1 hour ago

Solved

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

1 hour ago

Solved

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 ...

1 hour ago

Solved

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

1 hour ago

Solved

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

1 hour ago

Solved

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...

1 hour ago

Solved

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 [...

1 hour ago

Solved

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...

1 hour ago

Solved

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

1 hour ago

Solved

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...

1 hour ago

Solved

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...

1 hour ago

Solved

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

2 hours ago

Solved

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...

2 hours ago

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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. ...

19 days ago

Solved

[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...

22 days ago

Solved

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...

28 days ago

Solved

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...

29 days ago

Solved

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...

29 days ago

Solved

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...

29 days ago

Solved

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....

1 month ago

Solved

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...

1 month ago

Solved

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...

1 month ago

Solved

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 ...

1 month ago

Problem

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 ...

1 month ago | 0 | 3 solvers

Solved

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...

1 month ago

Problem

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...

1 month ago | 0 | 3 solvers

Solved

Calculate color coordinates in CIE 1931 color space
For given wavelength lambda, calculate corresponding the color coordinates (rounded to 4-decimals) in CIE 1931 color space. Exa...

1 month ago

Solved

MATLAB 101: Student Marks Analyzer
An array is given that contains the marks received by a group of students in their class test. Write a function that processes t...

1 month ago