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ismember: Enhanced Performance for 'rows' and width - Speed Scoring (66% savings)
The Challenge is to perform very fast the 'ismember' function for a long and wide array. The width of the array is expanded fro...

mehr als 2 Jahre vor

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ismember: Enhanced Time Performance for 'rows' - Speed Scoring (90% savings)
The Challenge is to perform very fast the 'ismember' function for a long and wide array. The data is small integer representi...

mehr als 2 Jahre vor

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Unique: Enhanced Performance - Avoiding Memory Crash
The Challenge is to create the unique array for a long and wide array. Difficulties are that the normal unique(a,'rows') func...

mehr als 2 Jahre vor

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Unique: Enhanced Performance - Large and Wide Array - Speed Improvement (66% savings)
The Challenge is to perform very fast unique function for a long and wide array. The data is small integer representing data ...

mehr als 2 Jahre vor

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Unique: Faster for options 'rows' and 'stable' for large array of uint8
Challenge: Execute unique(a,'rows','stable') Faster for 'a' being uint8. The "unique" function for the 'rows' and 'stable' o...

mehr als 2 Jahre vor

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Unique: Faster 'rows' for large array of uint8
Challenge: Execute unique(a,'rows') Faster for 'a' being uint8. The "unique" function for the 'rows' options may be performe...

mehr als 2 Jahre vor

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Lancer de dés
Ecrire une fonction qui imite le lancer d'un dé, i-e qui renvoie de façon aléatoire un entier entre 1 et 6. Attention cette fon...

mehr als 2 Jahre vor

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8 : Find the Solving vector
The Puzzle 8 is a variant of 15 ( Fifteen ). Fifteen is a slider puzzle, also a matlab function, with the goal being to create t...

fast 3 Jahre vor

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Sum the prime numbers from 1-100
Write a function to sum up the prime numbers from 1-100.

fast 3 Jahre vor

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Determine whether a number is a Higgs prime
If the sequence lists the Higgs primes, then is the smallest prime greater than such that divides the product . The first fo...

fast 3 Jahre vor

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Compute the maximum length of a contaminant plume in groundwater
Problem statement Write a function to compute the maximum length of a contaminant plume for steady, one-dimensional transport ...

fast 3 Jahre vor

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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 ...

fast 3 Jahre vor

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Find the nine-point circle of a triangle
Cody Problem 1336 asks us to find the circle that circumscribes a triangle, and Cody Problem 58354 asks us to find the circle th...

fast 3 Jahre vor

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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.

fast 3 Jahre vor

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Compute the Sisyphus sequence
A recent article in the New York Times featured the Online Encyclopedia of Integer Sequences, founded by Neil J.A. Sloane. One o...

fast 3 Jahre vor

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Troubles With Spaces - Convert Some Messy Data Into A Clean Array
I have a bunch of messy data I have to go through. The data is stored in an odd format, so str2num isn't working. And even when ...

fast 3 Jahre vor

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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 ...

fast 3 Jahre vor

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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 ...

fast 3 Jahre vor

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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...

fast 3 Jahre vor

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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...

fast 3 Jahre vor

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

fast 3 Jahre vor

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

fast 3 Jahre vor

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Neural Net: Back Propagation of Quad Output with Bias, ReLU
This challenge is to return the WH_delta and WP_delta, given X, WH, WP, EPY using ReLU on the hidden layer and Softmax on the ou...

fast 3 Jahre vor

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Neural Net: Back Propagation of Dual Output with Bias
This challenge is to return the WH_delta and WP_delta, given X, WH, WP, EPY using Sigmoid on the hidden layer and Softmax on the...

fast 3 Jahre vor

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Neural Net: Calculate Bias Quad Output Perceptron (Counter, Mux, Subtraction)
This challenge is to calculate the Neural Net Bias Quad Output Perceptron vector, PY, and Pclass, given X, WH, and WP using ReL...

fast 3 Jahre vor

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Relative points in 2D: problem 1
The 2D pose of a robot, with respect to a world coordinate frame {O}, is described by a 3x3 homogenous transform matrix T. A lan...

fast 3 Jahre vor

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Neural Net: Calculate Bias Dual Output Perceptron (AND/NAND/OR/NOR/XOR/XNOR)
This challenge is to calculate the Neural Net Bias Dual Output Perceptron vector,PY and Pclass, given X, WH, and WP using Sigmoi...

fast 3 Jahre vor

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Neural Net: Calculate Bias Single Perceptron (AND/NAND/OR/NOR/XOR)
This challenge is to calculate the Neural Net Bias Perceptron vector,P, given X, WH, and WP using ReLU on the hidden layer. Test...

fast 3 Jahre vor

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Neural Net: Calculate Perceptron
This challenge is to calculate the Neural Net Perceptron value,P, given X, WH, and WP using ReLU on the hidden layer. This examp...

fast 3 Jahre vor

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Neural Net: Best Index of Prediction array
The final ouput of a neural net application is a Prediction matrix/vector,P, that gives the probability of the input being of a ...

fast 3 Jahre vor