How to change my carrier from digital marketing to data science
@sachinreddy wrote: I have 2 years of experience in Digital marketing. Now I want to learn data science. Is this a right decision ? If yes how can I ? Posts: 1 Participants: 1 Read full topic
View ArticleCan some one help in Python 30 mins code test? (2 coding questions)
@tsatish14 wrote: Hi all, I am attending interviews right now. I was asked by one potential employer to take a code challenging Python test online. I am capable of doing Python offline with no time...
View ArticleNeed help in preparing training data for Machine Learning
@prakash6654 wrote: Hi, I was given with test text-data. I want to apply Multinomial naive Bayes algorithm. So I need training data for that. Can anyone help me to prepare training data for that?...
View ArticleStatistical modelling
@vishnu_jon wrote: Hi all…My name is Vishnu and I am new to data science. My goal is to learn inferential statistics and all the methods of statistics and in turn learn the modelling techniques (like...
View ArticleData Visualization in Python and R
@BPrasad wrote: Hi Team, I would like to learn Data Visualization in both Python and R from beginner to advanced level. Can you please recommend some courses to start with? Thanks, Bhagabat Posts: 4...
View ArticleImputing Missing values with MICE in R
@lextron wrote: Hi there, I have a problem with my dataset. I want to impute missing data for categorial variables (Age, Gender) but receive an error message. This is what I have done str(Brave.ger)...
View ArticleBenchmark for DataHack Premier League 2018
@kishor_peddolla wrote: Hi All, any one please tell me the benchmark for this DataHack Premier League 2018 Hackathon, i am trying various approaches but i am not getting exact results. Regards,...
View ArticleHow to join AV slack group?
@rakend wrote: How to join AV slack group? I’ve tried this https://analyticsvidhya.slack.com/ link, but this keeps on saying I need to Sign in to Analytics Vidhya. But the login credentials used for...
View ArticleAnalytics in Sales
@jayad wrote: Hi I am sales professional engaged in sales activities since from 2.5 years . i would like to learn analytics related to sales .which help me in enhancing my career. please help me in...
View ArticleHow does machine learning model works on raw data
@manishceeri wrote: Hi I have always wondered about the following question though it might seem to be trivial. In every machine learning model we do following: we either have train and test data...
View ArticleGetting 0.0 score on file submission
@SHAHU wrote: I’m getting 0.0 score on file submission and already have checked file format for submission also cross validation score that I’m getting is 81% on my model, please suggest something...
View ArticleCountis function using fixed column range in R
@sahil_dhingra wrote: How do I write below excel function in R? =IF(OR(COUNTIF($Q4:$CG4, BL$6)>0, COUNTIF($Q4:$CG4, BL$6 & “w/ HRA”)>0), 1, 0) So, I have a data frame in R ‘qryMDV1’ with 193...
View ArticleDeep Learning - Use Cases
@sarvan83 wrote: Hi Friends, I am interested in learning deep learning and would like to know some use cases where we can try building solutions for it.I seek your help in providing me some real world...
View ArticleCareer Change from C++ Developer to Data Scientist
@rohith.anampally wrote: How can I Switch my career from C++ Developer to Data Scientist. As I seen in Job Portals for Data Scientist they recruiting experience persons only. What if I’ve only...
View ArticleRegarding MSc in Data Science from Chennai Mathematical Institute
@vamsilnm wrote: Chennai Mathematical Institute is offering MSc in Data Science from this year and want to know how good is it with respect to curriculum and also with respect to placements when...
View Article[Open Poll] Which problem would you like to crack on the upcoming hackathon...
@diipiika wrote: Imbalanced Classification (CTR) Recommendation Engine Computer Vision Natural Language Processing (NLP) 0 voters Show results Register for the hackathon here: Lord Of The Machines...
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IPL Top 10 Batsman Dashboard
@patilsh wrote: Presenting a simple dashboard showing the performances of top batsmans: https://public.tableau.com/profile/shailendrapatil92#!/vizhome/IPL_DATA/IPLBatsmanDashboard] Screen Shot...
View ArticleData Science interview/application question help
@AkankshaVerma wrote: What is the best approach to think about when answering the question: “What can you tell us that demonstrates your ability to think in a quantitative way to solve problems?”...
View Article'unorderable types: str() >= float()' error in Logistic Regression
@akki wrote: Hey Authors, I am getting an error while executing the LogisticRegression classifier. Please help. I have attached the code and error. > #Logistic Regression outcome_var =...
View ArticleLinear Regression in R : Coefficients having NA in summary(model)
@fornanthu wrote: Hi Guys, Need your guidance as i would need clarification for below 3, Input : data set having 26 features out of which i need to perform lm on price column. data_raw <-...
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