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# Jingwei Too

##### Last seen: 1 día ago
80 total contributions since 2019

Professional Interests: Feature Selection, Classification and Bioengineering Signal Processing

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Submitted

EMG Feature Extraction Toolbox
This toolbox offers 17 feature extraction methods (EMAV, EWL, MAV, WL, SSC, ZC ...) for Electromyography (EMG) signals applicati...

Submitted

Simple Dimensionality Reduction Demonstration
Application of principal component analysis (PCA) for feature reduction.

Solved

Find the maximum number of decimal places in a set of numbers
Given a vector or matrix of values, calculate the maximum number of decimal places within the input. Trailing zeros do not coun...

7 meses ago

Solved

Make roundn function
Make roundn function using round. x=0.55555 y=function(x,1) y=1 y=function(x,2) y=0.6 y=function(x,3) ...

7 meses ago

Solved

Rounding off numbers to n decimals
Inspired by a mistake in one of the problems I created, I created this problem where you have to round off a floating point numb...

7 meses ago

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Matlab Basics - Rounding III
Write a script to round a large number to the nearest 10,000 e.g. x = 12,358,466,243 --> y = 12,358,470,000

7 meses ago

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Matlab Basics - Rounding II
Write a script to round a variable x to 3 decimal places: e.g. x = 2.3456 --> y = 2.346

7 meses ago

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Check that number is whole number
Check that number is whole number Say x=15, then answer is 1. x=15.2 , then answer is 0. <http://en.wikipedia.org/wiki/Whole...

7 meses ago

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MATLAB Basic: rounding IV

7 meses ago

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MATLAB Basic: rounding III

7 meses ago

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MATLAB Basic: rounding II

7 meses ago

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MATLAB Basic: rounding
Do rounding near to zero Example: -8.8, answer -8 +8.1 answer 8

7 meses ago

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Given an unsigned integer x, find the largest y by rearranging the bits in x
Given an unsigned integer x, find the largest y by rearranging the bits in x. Example: Input x = 10 Output y is 12 ...

7 meses ago

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Binary code (array)
Write a function which calculates the binary code of a number 'n' and gives the result as an array(vector). Example: Inpu...

7 meses ago

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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=...

7 meses ago

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Converting binary to decimals
Convert binary to decimals. Example: 010111 = 23. 110000 = 48.

7 meses ago

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Find out sum and carry of Binary adder
Find out sum and carry of a binary adder if previous carry is given with two bits (x and y) for addition. Examples Previo...

7 meses ago

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Convert given decimal number to binary number.
Convert given decimal number to binary number. Example x=10, then answer must be 1010.

7 meses ago

Submitted

Ant Colony Optimization for Feature Selection
Application of ant colony optimization (ACO) for feature selection problems.

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Binary Differential Evolution for Feature Selection
Binary version of Differential Evolution (DE), named as Binary Differential Evolution (BDE) is applied for feature selection tas...

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Genetic Algorithm for Feature Selection
Simple algorithm shows how genetic algorithm (GA) used in feature selection problem.

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Binary Particle Swarm Optimization for Feature Selection
Simple algorithm shows how binary particle swarm optimization (BPSO) used in feature selection problem.

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Binary Grey Wolf Optimization for Feature Selection
Demonstration on how binary grey wolf optimization (BGWO) applied in feature selection task.

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Simple Filter Feature Selection Algorithms
Simple, fast and ease of implementation. The filter feature selection algorithms include Relief-F, PCC and F-score.

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Simple Deep Learning Algorithms with K-fold Cross-Validation
This toolbox offers convolution neural networks (CNN) using k-fold cross-validation, which are simple and easy to implement.

EMG acquisition sampling rate
Dear ky nguyen, Normally, EMG signal is captured at the sampling rate of 1000 Hz since a lower sampling might not given you mu...

8 meses ago | 0

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Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.

8 meses ago

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Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...

8 meses ago

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Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...

8 meses ago

Solved

Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

8 meses ago