Publications by VIctor H Torres
Project 4
Introduction “For this project, you can start with a spam/ham dataset, then predict the class of new documents (either withheld from the training dataset or from another source such as your own spam folder)”. I decided to use the spam/ham dataset provided by the instructor, I created a folder to unzip the files on it, and from there import ...
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Final Project Presentation
library(tidyr) library(dplyr) ## ## Attaching package: 'dplyr' ## The following objects are masked from 'package:stats': ## ## filter, lag ## The following objects are masked from 'package:base': ## ## intersect, setdiff, setequal, union library(stringr) Final Project Proposal Objective and Motivation. When I began this journey o...
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Project Proposal DATA 606
Research Question How many students in NYC got the COVID 19 vaccine ages 5+ in 2022? ## Rows: 1584 Columns: 6 ## ── Column specification ──────────────────────────────────────────────────────── ## Delimiter: "," ## chr (1): Schoo...
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Discussion 11, Recommender Systems
Task. Your task is to analyze an existing recommender system that you find interesting. You should: 1. Perform a Scenario Design analysis as described below. Consider whether it makes sense for your selected recommender system to perform scenario design twice, once for the organization (e.g. Amazon.com) and once for the organization’s cust...
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Week 10 Assignment
Introduction. For this Assignment, I’m going to get a primary example code from “Text Mining with R, Chapter 2”(Julia Silge and David Robinson.).Also, I will work with a different corpus of my choosing, and incorporate at one additional sentiment lexicon from another R package found through research. Load Libraries required for this ass...
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Assignment 9
Intoduction. For this week’s assignment, we need to choose one APIs from the New York Times web page, get an API key, construct an interface in R to read the JSON data, and and transform it into an R DataFrame. Import Libraries required for this assignment. library(tidyverse) ## ── Attaching core tidyverse packages ───────�...
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Json Assignment
Introduction. For this assignment, we will be working with two JSON files available through the API at nobelprize.org, ask 4 interesting questions and answer using data analysis. Load Packages Required for the Project library(tidyverse) ## ── Attaching core tidyverse packages ─────────────────────�...
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Week 7 Assignment
Introduction. Week seven assignment is about preparing three different files with same data in it, to practice loading diferent formats into R Studio (HTML, JSON and XML). After convert the files to data frames, we have to compare to see if there is any differences, in order to understand better the file structures, the three files were manual...
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Project 2
Project 2 The goal of this assignment is to give you practice in preparing different datasets for downstream analysis work. I going tol get the data from a .CSV file that I created. college_data<-read.csv('https://raw.githubusercontent.com/vitugo23/DATA607/main/project2/grad_rates_data.csv') dim(college_data) ## [1] 8 13 head(college_data) ## ...
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Assignment 5
I create a .CSV file named “airflight_chart” in excel and uploaded into my Github Account, from there, I downloaded the file into R studio using the read.csv file command to get the information into R studio. airflight_chart<-read.csv('https://raw.githubusercontent.com/vitugo23/DATA607/main/airflight_chart.csv', stringsAsFactors = FALSE) ###...
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