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Compute the water table in a layered unconfined aquifer
Write a function to compute the flow per unit width and the elevation of the water table above the bottom of unconfined aquifer ...

3 years ago

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Sum of numbers from 1-100
Sum up every whole number from 1 to 100. Include 1 and 100 in your calculation.

3 years ago

Solved

Return part of an array
Given a 5x5 array, return a 3x3 array that contains the cells that are not on the edge of the array: Given this array Return...

3 years ago

Solved

Summing the last column column
Given a matrix, return the sum of the last column of the array.

3 years ago

Solved

Compute piezometric head in a leaky confined aquifer
Problem statement Write a function to compute the piezometric head in a leaky confined aquifer and the position of a groundwat...

3 years ago

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Measure the hydraulic conductivity with a falling-head permeameter
A falling-head permeameter is another device for measuring the hydraulic conductivity of a soil sample. In this problem the sam...

3 years ago

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Compute the water table elevation in an unconfined aquifer with recharge
Problem statement Write a function to compute the water table elevation above the bottom of the aquifer and the position of a ...

3 years ago

Solved

Pose from bearing angles in 2D
A robot moving on the plane has a sensor that measures the bearing angle to two mapped landmarks, that is, the world frame coord...

3 years ago

Solved

A row vector, pick 1st number, skip 1,pick 3rd number, skip 2,pick,skip,etc then place all picked numbers in order in new vector
Having a row vector of number, pick the first number, place in new output vector as the first value, then skip one number, pick...

3 years ago

Solved

Find the smallest number leading to a maximal product of substrings of a number
Cody Problem 58971 involves the maximal product of numbers that concatenate to a number . For example, if , then the products ar...

3 years ago

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Best Fit RMS
Given a set of data as x and y, find the <http://en.wikipedia.org/wiki/Root_mean_square RMS> value between the data and its best...

3 years ago

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Laguerre Polynomials
Create a square lower diagonal matrix containing the first n Laguerre Polynomial coefficients. For n=6, the Laguerre Matrix is: ...

3 years ago

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Generate Bernoulli polynomials
The Bernoulli polynomial is a polynomial of order with the properties that and for , where the prime denotes differentiat...

3 years ago

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Radial Zernike polynomials
Given an integer _n_ ≥ 0 and an integer _m_ ≥ 0, generate the <http://en.wikipedia.org/wiki/Zernike_polynomials radial Zer...

3 years ago

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Legendre polynomials
Given an integer _n_ ≥ 0, generate the _n_-th <http://en.wikipedia.org/wiki/Legendre_polynomials Legendre polynomial>. *Ex...

3 years ago

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Laguerre polynomials
Given an integer _n_ ≥ 0, generate the _n_-th <http://en.wikipedia.org/wiki/Laguerre_polynomials Laguerre polynomial>. *Ex...

3 years ago

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Chebyshev polynomials of the 2nd Kind
Given an integer _n_ ≥ 0, generate the _n_-th <http://en.wikipedia.org/wiki/Chebyshev_polynomials Chebyshev polynomial of the...

3 years ago

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Chebyshev polynomials of the 1st Kind
Given an integer _n_ ≥ 0, generate the _n_-th <http://en.wikipedia.org/wiki/Chebyshev_polynomials Chebyshev polynomial of the...

3 years ago

Solved

Compute the head for steady 1D flow in a homogeneous aquifer
Problem statement Write a function that computes the head (i.e., piezometric head for a confined aquifer or water table elevat...

3 years ago

Solved

Compute the maximal product of any two numbers whose concatenation is n
Write a function that takes an input and computes the maximal product of numbers that concatenate to . For example, if , then t...

3 years ago

Solved

Relative ratio of "1" in binary number
Input(n) is positive integer number Output(r) is (number of "1" in binary input) / (number of bits). Example: * n=0; r=...

3 years ago

Solved

Neural Net: Convolutional NN Back Propagation WP/WH/K LED Digit images; Variant Images Scored
This challenge is to return final WH, WP, and K matrices, given initial XImgset, WH, WP, K, EPY using convolution(Ximg,K), ReLU ...

3 years ago

Solved

Neural Net: Convolutional NN wK Evolve Matrices Determination for LED Digit images; Variant Images Scored
This challenge is to return final WH, WP, and K matrices, given initial XImgset, WH, WP, K, EPY using convolution(Ximg,K), ReLU ...

3 years ago

Solved

Count block fountains
A block fountain consists of rows of circles in which each row is a continuous block of circles (i.e., adjacent circles are tang...

3 years ago

Solved

Duplicate/Twins
You have to find if someone is present in 2 lists even if there's one orthographic fault in his name. Consider that an orthograp...

3 years ago

Solved

GJam 2014 China Rd A: Rational Number Tree
This Challenge is derived from <http://code.google.com/codejam/contest/2924486/dashboard#s=p1 GJam 2014 China Rational Number Tr...

3 years ago

Solved

Find the 2023 Russian Lunar Lander (LUNA-25)
Locate the LUNA-25, 2023 Russian Lander, by comparing Pre and Post-Landing Lunar images. Give the [row,col] of the approximate...

3 years ago

Solved

Compute measurement uncertainty
Suppose a variable depends on independent variables , , . If the independent variables have uncertainty , , etc. and the uncer...

3 years ago

Solved

Find the spot diameter from the intensity distribution matrix of single spot (circle)

3 years ago

Solved

Neural Net: Convolutional NN Matrices Determination for LED Digit images; Variant Images Scored
This challenge is to return final WH and WP matrices, given XImgset, WH, WP, K, EPY using convolution(Ximg,K), ReLU on the hidde...

3 years ago