David Hill

Aktiv seit 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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Geometry time 5! (Hard)
In the following shape you are requested to find the radius of the circle(r): Further explanation: 1) ABCD and pink shape are...

ein Tag vor

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Geometry time!(easy)
Suppose that we have a square and its Area is given. Then we have the following circle (with center O) which has the same radius...

ein Tag vor

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Gear ratio of a gear pair
Let's assume that we have a pair of two gears(pinion-bigger gear). The goal is to calculate the gear ratio(i) given the number (...

ein Tag vor

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Test your geometry knowledge!(simple)
We have the following shape and you need to: 1) Find the area of the triangle ABE(A_tr). (Suppose that the angle E is 90 degree...

ein Tag vor

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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 ...

19 Tage vor

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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...

23 Tage vor

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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

25 Tage vor

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

25 Tage vor

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

25 Tage vor

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

25 Tage vor

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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 ...

25 Tage vor

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

25 Tage vor

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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...

25 Tage vor

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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...

25 Tage vor

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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 [...

25 Tage vor

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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...

25 Tage vor

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

25 Tage vor

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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...

25 Tage vor

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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...

25 Tage vor

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

25 Tage vor

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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...

25 Tage vor

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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. ...

etwa ein Monat vor

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[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...

etwa 2 Monate vor

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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...

etwa 2 Monate vor

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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...

etwa 2 Monate vor

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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...

etwa 2 Monate vor

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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...

etwa 2 Monate vor

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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....

etwa 2 Monate vor

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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...

etwa 2 Monate vor

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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...

2 Monate vor

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