Publications by Nguyen Bui

Forecasting_First_Task

07.07.2020

Load packages and data setwd("C:/Users/DellPC/Desktop/R_source_code/acb") suppressMessages(library(tidyverse)) suppressMessages(library(fpp2)) suppressMessages(library(lubridate)) suppressMessages(library(plotly)) suppressMessages(library(ggsci)) suppressMessages(library(RColorBrewer)) suppressMessages(library(patchwork)) suppressMessage...

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TEXT CLASSIFICATION WITH TIDY DATA PRINCIPLES

30.07.2020

TEXT CLASSIFICATION WITH TIDY DATA PRINCIPLES I am an enthusiastic proponent of using tidy data principles for dealing with text data . This kind of apporach offers a fludent and flexible option not just for exploratory data analysis, but also for machine learning for text, including both unsupervised machine learning and supervised machine le...

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LSC Survey - Training

18.08.2020

Training Team Training — Aug 18 2020 Tổng quan Row Nguyện vọng chung Số nguyện vọng từ mỗi ban Chi tiết Column {data-height=350} Top kỹ năng cứng (Just One) Dept liên quan với nhau (Bi) Skills khác Kỹ năng mềm ...

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Im-Ex JD

22.08.2020

Ex-IM Jobs Analysis LSC_RnD — Aug 22 2020 Frequency of 2-word Row {data-height=350} Job Position Job Description Job Requirement Tree Network Row {data-height=350} Job Description Row {data-height=350} Job Requirement ...

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Cropping and yields

05.09.2020

Train and analyze many models for TidyTuesday crop fields Lately I’ve been publishing screencasts demonstrating how to use the tidymodels framework, from just getting started to tuning more complex models. Today’s screencast explores how to fluently and tidy data principles to the tasks of building many models using with this week’s TidyT...

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PCA tutorial

24.07.2020

PCA AND UMAP WITH TIDYMODELS AND TIDYTUESDAY COCKTAIL RECIPES Lately, I’ve been publishing screencasts demonstrating how to use tidymodels framework, frm first steps in modeling to how to evaluate complex models. Todays’s screencast isn’t about predictive modeling, but about unsupervised machine learning using with this weeks TidyTuesday...

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Impute missing values in datasets

24.07.2020

IMPUTE MISSING DATA FOR TIDYTUESDAY VOYAGES OF CAPTIVE AFRICANS WITH TIDYMODELS This week’s Tidy Tuesday datasets reflect on Juneteenth, the date when the law abolishing salvery in the United States was finally enforced throughout the American South, and specifically Texas. My own education as a white woman i nthe United States has been grav...

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Bechdel test

24.07.2020

THE BECHDEL TEST AND THE X-MANSION WITH TIDYMODELS AND TIDYTUESDAY Lately I’ve been publishing screencasts demonstrating how to use the tidymodels framework, from first steps in modeling to how to evaluate complex models. Today’s screencast focuses on using bootstrap resampling with this week’s TidyTueday dataset from the Claremont Run Pr...

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PREPROCESSING AND RESAMPLING USING TIDYTUESDAY COLLEGE DATA

01.08.2020

PREPROCESSING AND RESAMPLING USING TIDYTUESDAY COLLEGE DATA I’ve been publishing screencasts demonstrating how to use the tidymodels framework, from first getting started to how to tune machine learning models. Today, I’m using this week;s TidyTuesday datasets on college tuition and diversity at US colleges to show some data preprocessing s...

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HYPERPARAMETER TUNING AND TIDYTUESDAY FOOD CONSUMPTION

01.08.2020

HYPERPARAMETER TUNING AND TIDYTUESDAY FOOD CONSUMPTION Last week I published a screencast demonstrating how to use the tidymodels framwork and specifically the recipes package. Today, I’m using this week’s TidyTuesday dataset on food consumption around the world to show hyperparameter tuning! Explore the data Our modeling goal here is to p...

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