K-Nearest Neighbors explained
In this post, I explain the intuition and logic behind KNN algorithm and show simple implementation written in pure pandas which yield 98% accuracy on the IRIS dataset.
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Volodymyr Lut
Mentor
(93 reviews)
US$30.00
For every 15 mins
265
Sessions/Jobs
ABOUT ME
Statistics, Data Science, R, Python, Javascript, Three.js
Statistics, Data Science, R, Python, Javascript, Three.js
10 years of experience, over 250 successful projects and sessions here. I would be glad to help with R/Python related Data Science problems, all kinds of data visualisation tasks etc.
Bachelor's CS degree at KPI and masters CS (Data Science and Machine Learning) degree at UCU (http://csds.ucu.edu.ua/).
Ukrainian, English
Kyiv (+03:00)
Joined August 2018
EXPERTISE
3 years experience | 1 endorsement
I use R for personal data analysis and for problem-solving for mentees here on Codementor.
From ggplot and Inferential Statistics to Neur...
I use R for personal data analysis and for problem-solving for mentees here on Codementor.
From ggplot and Inferential Statistics to Neural Nets - I'm here to help you.
3 years experience | 1 endorsement
I'm finishing my masters in Data Science and machine learning. I can help you with a quite complicated stuff here - from the simplest reg...
I'm finishing my masters in Data Science and machine learning. I can help you with a quite complicated stuff here - from the simplest regressions to AutoML challenges.
3 years experience | 4 endorsements
I would be able to create a meaningful and nice interactive or static visualization using any of the technologies listed above.
I would be able to create a meaningful and nice interactive or static visualization using any of the technologies listed above.
6 years experience | 10 endorsements
6 years experience | 5 endorsements
2 years experience
REVIEWS FROM CLIENTS
(93 reviews)
Bojack V2
April 2024
Fantastic work.
S Uienteelster
November 2021
Could explain it clearly.
Brady
October 2021
Amazingly helpful and proficient in R studio and solving Data analytical problems.
Kelvin Yu
October 2021
Quick trouble shoot. Explained key concepts clearly.
Brady
September 2021
Brilliant grasp of the R language, and R studio
Marcela
June 2021
Awesome programmer! Volodymyr knew he way around my application and fixed my BIG problem. I highly recommend him for ror and mysql.
Raul Gimeno
May 2021
Thank you for your quick answer and professional solution
Carolina Sanz
May 2021
Volodymyr was very attentive and available. I was able to learn a lot and would highly recommend him.
Francisco Zuloaga
May 2021
Mr Lut is extremely professional, delivering the job at the time and quality accorded.
J Lee
April 2021
Amazing mentor to work with, Volodymyr went above and beyond what I initially asked help for. Highly recommend to anyone looking for a dedicated mentor!
SOCIAL PRESENCE
EMPLOYMENTS
CTO
Odditive
2017-07-01-Present
We've founded an agency and I'm coordinating some spectacular developers who are working on our IOT startup; We are also pro...
We've founded an agency and I'm coordinating some spectacular developers who are working on our IOT startup; We are also providing outsourcing services as a team.
HTML/CSS
Python
Ruby on Rails
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HTML/CSS
Python
Ruby on Rails
React
JavaScript
React Native
Angular 4
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Software Developer
Sunbay
2016-07-01-2017-07-01
Was working on React and Angular CMS solutions for USA Book-selling industry. Had experience with React Native.
Was working on React and Angular CMS solutions for USA Book-selling industry. Had experience with React Native.
Angular
React
React Native
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Angular
React
React Native
Redux
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Software Developer
Vertalab
2015-05-01-2016-06-01
Was responsible for creation of React and Marionette interfaces over Ruby on Rails apps; Developed several Chrome extensions.
Was responsible for creation of React and Marionette interfaces over Ruby on Rails apps; Developed several Chrome extensions.
Ruby
Ruby on Rails
Marionette.js
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Ruby
Ruby on Rails
Marionette.js
React
Chrome Extension
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PROJECTS
Sidler Bathroom Cabinets ConfiguratorView Project
2017
SVG-based configurator of custom bathroom cabinets; Was developing both frontend and backend.
SVG-based configurator of custom bathroom cabinets; Was developing both frontend and backend.
Ruby on Rails
SVG
React
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Ruby on Rails
SVG
React
Redux
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StrivemaxView Project
2015
Was developing Strivemax's frontend with tons of complicated custom charts, rewritten it from Marionette to React. During development, cr...
Was developing Strivemax's frontend with tons of complicated custom charts, rewritten it from Marionette to React. During development, created custom type chart for Chart.js (v 1.x);
Credentials available upon request.
Ruby on Rails
Backbone.js
D3.js
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Ruby on Rails
Backbone.js
D3.js
Marionette.js
React
Chart.js
View more