6 Interesting R Project Ideas For Beginners [2020]

Introduction 

Are you aiming for a career in the field of Data Analytics? Well, then you have come to the right place! Nowadays, Data Analytics finds a wide range of applications across several industries; identification and analysis of data contributes towards upgrading the businesses’ efficiency and profit. 

Projects in data science not only enhance your knowledge in the field but also allow you to showcase your data analysis capabilities in your resume. The ability to work smartly with enormous amounts of datasets is what sets a skilled Data Scientist apart from the rest, and real-time Data Science projects are the perfect way to hone your coding skills.

In this article, we will discuss the R programming language – what is R, the uses of R in Data Science, and some R project topics to help you ace your mastery over Data Science. 

Introduction to R Programming 

Before we talk about R project ideas, let us introduce you to R programming. R is a programming language that was founded and created in 1993 by Robert Gentleman and Ross Ihaka at the University of Auckland. It is free software, that is, it can be distributed in any adapted version as well as can be run for different purposes like study and change.

R can be employed for various statistical studies such as standard statistical tests, linear and non-linear modeling, classification, clustering, time-series analysis, and more. It is highly extensible and can be used for graphical techniques as well as data visualization. R offers an Open Source route for research related to statistical methodology. R can be compiled and run on different UNIX platforms, Windows, and macOS.

Why is “R” Popular in Data Science? 

A valid reason for boosting your Data Science knowledge through R project ideas is that R programming has become popular among various domains across the world. The accomplishment of basic tasks such as data collection, analysis, and production of useful results through R programming has benefitted both the company and the customers.

Manual feeding of data to produce an output is tedious, time-consuming, and mostly error-prone. But, with the help of R language, data analytics programs can be custom-built as per the company’s interests; this reduces manual work, increases speed and efficiency, and provides optimized results. Click to find more reasons to learn R.

Besides the functions like if-else, for, and while, R has some in-built features and packages that allow users to analyze different types of datasets. These functions and features have made R programming a standard and easy-to-understand tool among Data Scientists. Given below are some datasets that can be analyzed using the concepts of R data analytics:

  • List – This dataset is a group of different data types and can add variables such as Categorical Variables, Continuous Variables, and Missing Values.
  • Vector – R programming can be used to study and analyze individual vectors like numerals and integers or a combination of two or more vector types in a dataset.
  • Matrices – R language can carry out analysis of two-dimensional datasets such as in a matrix.

How is “R” Employed in Data Science? 

Why R for Data Science? The main aim of using R in data analytics is to have a basic understanding of the dataset and its structure; this is achieved through summarizing and visualizing the dataset through the R programming language. Such a type of data analysis is termed as exploratory data analysis. In essence, it helps us to identify the origin of the data, develop algorithms for proper interpretation of the data, and obtain an elaborate visual representation.

Hence, R is most often preferred for data analytics over other programming languages, giving you another reason for exploring various R project ideas. The four main parts of ‘R’ are:

  • R console – for writing the codes
  • R script – provides the interface for writing codes
  • R environment – external data like variables, vectors, and functions can be added here
  • Graphical output – Graphical representation of the data can be visualized here
  • R is an integrated collection of software facilities for manipulation, calculation, and graphical visualization of data. It is well-developed, coherent, and systematic data analysis software that provides:
  • An efficient facility for handling and storing data
  • Operators for calculations on matrices and arrays
  • A large, consolidated, and well-organized set of intermediate tools for analyzing data
  • Facilities for the graphical display of analyzed data, both on-screen as well as on hardcopy
  • Loops, conditionals, user-defined recurrent functions, input, and output facilities

A Step-by-step Guide to Start any “R Project” 

  • Defining the problem – The first and the most critical step is to outline the questions you want to address through data analytics and the possible solutions you want to achieve at the end.
  • Collecting data – Data collection is a very crucial step and not as easy as it seems. The process requires time and effort. No dataset contains data as you expect it to be and involves searching, arrangements, re-arrangements, and final assembly.
  • Cleaning data – If you want your results to be consistent, you must ensure that data cleaning has been done correctly. In essence, data cleaning removes unnecessary and duplicate data from the collection of data.
  • Analyzing the data – At this stage, you have to detect trends and patterns in the data collection, group them accordingly, and understand the behavior of data.
  • Modeling the data – In this step, the data is divided into two parts – one for training and model development, and the other for testing.
  • Optimizing and deploying the model – In this step, the model is improvised for accuracy and efficiency, to ensure the most optimized results.

Top R Project Ideas and Topics

By now, it is quite evident that the R programming language has immense potential to boost your knowledge in Data Science and Analytics. In the following section, we will discuss some of the most trending R project topics that you can utilize to master your skills in Machine Learning and Data Science. 

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1. Sentiment Analysis 

Sentiment analysis is the process of analyzing words to ascertain opinions and sentiments that have different polarities – positive, negative or neutral. The method also goes by the names polarity detection and opinion mining. In this type of classification, the data (sentiments) is categorized into different classes; these classes may be binary (positive and negative), neutral or multiple (happy, sad, angry, and so on).

So, what use does it have? Well, the process of sentiment analysis can be used to determine the nature of opinions reflected in websites, social media feeds, documents, etc. The sentiment analysis project can be built in “R”, by using the datasets of the “janeaustenr” package.

2. Uber Data Analysis 

A crucial component of Machine Learning is data storytelling; it helps companies to understand the background and context of various operations. Data visualization aids companies in understanding complex datasets, which, in turn, helps them to make decisions.

The Uber Analysis Project is a project in data visualization, where R and its libraries are used to analyze parameters or variables like the trips during a day, or the monthly trips in a year. These visualizations for different yearly time-frames are created using the ‘Uber Pickups in New York City Dataset.’ The essential R libraries and packages that need to be imported for this project include –“ggplot2”, “ggthemes”,”lubridate”,”dplyr”, “tidyr”, “DT”, and “scales”.

3. Movie Recommendation System 

Have you ever wondered how Netflix suggests movies and web series of the genres that appeal to you instantly? Different streaming platforms like Netflix and Amazon Prime use something known as the Recommendation System; it uses a filtering process for suggesting content based on the user’s preferences, watching patterns, and browsing history. The user’s browsing data provides the input for the Recommendation System.

While a content-based Recommendation System suggests movies that are similar to what you have watched in the past, the Collaborative Filtering Recommendation provides suggestions with respect to other users having the same preferences and viewing histories. A Recommendation System can be built in R using the “MovieLens Dataset” and the packages – “ggplot2”, “recommenderlab”, ”data.table”, and “reshape2”.

4. Customer Segmentation 

Customer Segmentation is one of the most important R project topics. Whenever companies need to identify and target the most potential customer base, the Customer Segmentation method comes handy. In this method, the customer base is divided and clustered according to some similar characteristics that are market-relevant such as age, gender, interests, and spending habits.

It is an efficient way for companies to develop their marketing strategies with a minimum chance of investment-related risks. The data collected by the companies helps them to gain a deeper understanding of the preferences and requirements of individual customers that eventually reap higher profits. Customer Segmentation project in R utilizes the algorithm K-means clustering for clustering the unlabeled datasets and the “Mall Customers Dataset”.

5. Credit Card Fraud Detection 

The R programming language finds another application in detecting fraudulent credit card transactions. In this project, various Machine Learning algorithms are used that can differentiate counterfeit transactions from genuine ones. The credit card detection project in R makes use of multiple algorithms such as Logistic Regression, Decision Trees, Gradient Boosting Classifiers, and Artificial Neural Networks.

The Card Transactions dataset is used in this credit card fraud detection project in R; this dataset contains fraudulent as well as authentic transactions. The project has the following steps – importing the datasets containing the credit card transactions, exploring the data, manipulating and structuring the data, modeling the data, fitting the model in the Logistic Regression algorithm, and finally, implementing the Decision Tree, Artificial Neural Network, and Gradient Boosting models. 

6. Wine Preference Prediction 

Wine tasting is a unique profession in itself. It can be quite challenging to predict what the customer may like, based on their past preferences. However, it would be easier for restaurants to recommend a wine to their customers if their tastes and preferences are identified beforehand; this is where the R machine learning project can be applied. The physicochemical properties of the wine can be used for data mining processes and identify the customers’ preferences. This particular R machine learning project utilizes Wine Quality Dataset.

The approach taken in the Wine Preference Prediction project can be applied to similar products for modeling customer tastes, thereby helping in target marketing. Another application of R can be in predicting wine quality by taking physicochemical parameters as input variables to determine the quality of the wine.

Summary 

In this article, we discussed some of the best R project ideas that you can use to build your concepts in Data Science. A considerable amount of data is required for creating accurate models; several researchers, individuals, and organizations share their work, which is readily available and can provide you with datasets that you can use in your project. We hope that these R project topics will help you demonstrate your skills in the industrial setup.

If you are curious to learn about R project ideas, data science, check out IIIT-B & upGrad’s PG Diploma in Data Science which is created for working professionals and offers 10+ case studies & projects, practical hands-on workshops, mentorship with industry experts, 1-on-1 with industry mentors, 400+ hours of learning and job assistance with top firms.

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