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Jingwei Too


79 total contributions since 2019

Professional Interests: Feature Selection, Machine Learning, Deep Learning and Biomedical Engineering

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Jingwei Too's Badges

  • Introduction to MATLAB Master
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  • Knowledgeable Level 1
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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...

17 days 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) ...

17 days 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...

17 days ago

Solved


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

17 days 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

17 days 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...

17 days ago

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MATLAB Basic: rounding IV
Do rounding towards plus infinity. Example: -8.8, answer -8 +8.1 answer 9 +8.50 answer 9

17 days ago

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MATLAB Basic: rounding III
Do rounding towards minus infinity. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 8

17 days ago

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MATLAB Basic: rounding II
Do rounding nearest integer. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 9

17 days ago

Solved


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

17 days ago

Solved


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 ...

17 days 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...

17 days 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=...

17 days ago

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

17 days 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...

17 days ago

Solved


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

17 days ago

Submitted


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

17 days ago | 20 downloads |

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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...

17 days ago | 19 downloads |

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

17 days ago | 56 downloads |

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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.

17 days ago | 65 downloads |

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

17 days ago | 29 downloads |

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EMG Feature Extraction Toolbox
This toolbox offers several feature extraction methods such as MAV, WL, SSC, ZC and RMS for Electromyography (EMG) signals appli...

2 months ago | 26 downloads |

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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.

2 months ago | 6 downloads |

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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.

2 months ago | 15 downloads |

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Answered
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...

2 months ago | 0

Solved


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.

2 months ago

Solved


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...

2 months ago

Solved


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

2 months 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...

2 months ago

Solved


Return the first and last character of a string
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

2 months ago

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