Publications by Nilsa Bermudez
Final Project
library(kableExtra) suppressMessages(library(plotly)) library(dplyr) library(DT) library(stringr) suppressMessages(library(ggplot2)) suppressMessages(library(dplyr)) library(tidytext) library(tidyr) library(xlsx) library(reshape2) #library(usmap) #library(maps) Introduction - What is the prevalence of diabetes in the U.S.? For this p...
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Project 4
library(R.utils) library(readr) library(stringr) library(tidytext) library(dplyr) library(tidyr) library(wordcloud2) library(wordcloud) Introduction - Document Classification It can be useful to be able to classify new “test” documents using already classified “training” documents. A common example is using a corpus of labeled spa...
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Recommender Systems - Instacart
Assignment 12 Nilsa Bermudez 2020-04-18 Instacart’s Recommender System Long before issues with supply shortages and dangers of going grocery shopping in person came to play, I was a happy Instacart user. Instacart provides access to multiple stores for a user to shop from and have Instacart shoppers shop and deliver items to you. **The design ...
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Assignment_10
Sys.setenv(R_GSCMD="C:/Program Files/gs/gs9.05/bin/gswin32c.exe") #install.packages('extrafont') library(extrafont) library(wordcloud) suppressMessages(library(ggplot2)); suppressMessages(library(textdata)); suppressMessages(library(lexicon)); suppressMessages(library(DT)); suppressMessages(library(tidytext)); suppressMessages(library(js...
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Assignment 9
Introduction The assignment: The New York Times web site provides a rich set of APIs, as described here: https://developer.nytimes.com/apis You’ll need to start by signing up for an API key. Your task is to choose one of the New York Times APIs, construct an interface in R to read in the JSON data, and transform it into an R DataFrame. 1. Regi...
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Document
library(stringr); library(dplyr); library(DBI); library(rquery); library(RMysql); library(tidyverse); library(splitstackshape); library(sqldf); library(ggplot2); Data Storage: Job data was consumed stored in a staging table and then several tables were normalized. A denormalized table for the skills was created for the initial ggplot view of the ...
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Document
library(stringr); library(dplyr); library(DBI); library(rquery); library(RMysql); library(tidyverse); library(splitstackshape); library(sqldf); library(ggplot2); Read the csv into joblistings dataframe #joblistings <- read.table("https://raw.githubusercontent.com/nilsabermudez/607/master/dataClean.csv", header=TRUE, sep=",") joblistings <- read...
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Assignment 7
library(XML); library(RCurl); library(jsonlite); library(DT); Assignment: Pick three of your favorite books on one of your favorite subjects. At least one of the books should have more than one author. For each book, include the title, authors, and two or three other attributes that you find interesting. Take the information that you’ve selecte...
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Project 2 - Part 3
library(sqldf) Introduction Choose any three of the “wide” datasets identified in the Week 6 Discussion items. (You may use your own dataset; please don’t use my Sample Post dataset, since that was used in your Week 6 assignment!) For each of the three chosen datasets: Create a .CSV file (or optionally, a MySQL database!) that include...
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Project 2 - Part 2
library(sqldf) Introduction Choose any three of the “wide” datasets identified in the Week 6 Discussion items. (You may use your own dataset; please don’t use my Sample Post dataset, since that was used in your Week 6 assignment!) For each of the three chosen datasets: Create a .CSV file (or optionally, a MySQL database!) that include...
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