Creating Dummy Variables in R
@saipkb86 wrote: How can we create dummy variables in R? Especially, when we have categorical variables having more than 2 levels. Posts: 3 Participants: 3 Read full topic
View ArticleJobs in Data Science
@a2gpt wrote: I haven’t graduated from IIT or NIT ( primer college) will be able to get job in DS field if I study ML & R programming or should I prepare for GATE to opt into primer institute....
View ArticleNeed help with approach to gift card optimization
@feldozz wrote: Apologies in advance, statistics and data analysis isn’t my speciality. Currently doing commercial strategy with a small, private retailer to expand the business and looking at gift...
View ArticleDoes IFMR have a Data Science Course?
@ifmrdatascience wrote: Yes! IFMR, a renowned B-School in Sri City offers a Big Data course. In collaboration with IBM, they provide the best in industry faculty and tools to nurture the students. It...
View ArticlePerform Multiple Linear Regression for Time Series data?
@ak3674 wrote: Hi Everyone, I am provided with 3 years worth of Sales data (broken down by month) along with data for multiple potential independent variables like Ad Spend (broken down by TV and...
View ArticleChoosing for Hypothesis test
@Gurpreet_amity wrote: -I have reading a lot about hypothesis testing i.e T test,Z test,Chi square test,ANOVA and F test.But only getting more confused that which test should we should used in what...
View ArticleIrregular Market or Trading behavior
@Peter wrote: Hi Gurus, Greetings! I’m new within this space, my background is mostly on building report and dashboarding. I just ventured into a new field where my work mostly revolves around...
View ArticleImproving Model Performance
@bhaskarjit wrote: Hi everyone, I am working on a highly imbalanced dataset (with response rate 0.27%). I have used algorithms like LR, SVM, ADABOOST(DT), KNN etc and executed these algos by...
View ArticleGetting p-value, r-squared and adjusted r-squared value in python
@shubhiverma wrote: How to calculate the p value, r squared and adjusted r squared value in a linear regression model in python?? model: regr=linear_model.LinearRegression() regr.fit(x_train,y_train)...
View ArticleCareer shift from business development to Data science
@Analdas_saikrishna wrote: I have done my PGDM in the stream of Marketing and Analytics as my specializations , currently im working as an business development officer at leading financial institution...
View ArticleNo. of trees in random forest and time taken to execute the algorithm
@Shivraj_Mohite wrote: Hey guys, Right now I am working on a national level competition on designing a machine learning platform and for that one of the method I am going to use is random forest but...
View ArticleTeam for Click Prediction
@ASHISH_17 wrote: Hi, I am creating a team for the Click Prediction Hackathon. Is anyone interested to be a member? I have participated in IIM Bangalore sponsored by Amex hackathon. Looking forward to...
View ArticleWhich Machine Learning Algorithm i should use to mapping data between two...
@rahulsemwal10 wrote: I have a two different data sets of product and and their information i.e “cost”, “ingredients” etc. both data sets have different product. how can i map a product from sencond...
View ArticleImplementing VAR (vector Auto Regression)
@AmolM wrote: hi all, can i get to know how to implement VAR in R ? also concept of VAR. i have tried ARIMA model for stock prediction and it is not giving accurate results. wanted to explore VAR and...
View ArticleXGBoost - Linear Regression
@AmolM wrote: hi all, can i get any working example of XGBoost - Linear Regression in R ? understand it requires inputs in for of matrix and all numeric. many thanks in advance. Posts: 3 Participants:...
View ArticleError when extracting data through gtrendsR
@poornaramakrishnan wrote: Hi All, I am trying to extract google trends data using the gtrendsR package. I was able to connect to gmail successfully using gconnect. When the give the code below, it...
View ArticleTime series data groupinf
@ASHISH_17 wrote: Hi, I have a time series data from 1st Jan 2016 to 30th June 2016 in the datetime format(Yy-dd-mm) I grouped all the trips on a daily basis using...
View ArticleSteps to be Followed when Analyzing the datasets
@shivanesh_kumar wrote: Hi, I am new to the field of Data science and I am learning Data Analytics stuffs of my own, I gained some good foundational knowledge on R Programming and some data analytics...
View ArticleMachine failure Analysis
@pawank wrote: Hello, As I am new to Data Science, I would like to get the following information. Where can I get Car failure data and which technique should i use for it? Thanks Posts: 3...
View ArticleCross Validation on Random Forest
@eli.ch wrote: Hi all, I have a data frame which a part of that looks like the following and I want to do classification for Alzheimer and Control group with random forest and then do a 5fold cross...
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