How to become a data science/analytics blogger
@sonalpandey wrote: Hi Everyone, Love all the articles in analytics Vidhya and want to write few blogs/articles on the similar lines, but unsure and confused how to start writing and what should be...
View ArticleSetting up the target variable in a classification problem
@Ayan_dbpc wrote: Hi - Currently I’m working on a human resources project where I need to predict attrition. I have the active list of employees as on Sep’17 and the list of churned employees for...
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12 Useful Pandas Techniques in Python for Data Manipulation
@harimurugesan wrote: Analytics Vidhya – 3 Jan 16 12 Useful Pandas Techniques in Python for Data Manipulation Pandas a widely used tool for data manipulation in python. It allows us to impute missing...
View ArticleMultiple replacement in R
@premsheth wrote: Hi, I am trying to do multiple replacement with single function. I want to replace some words with 1 category word For example: “Scrubs & Body Treatments”,"Exfoliators, Polishes...
View ArticleTake users input in predict function
@jayrajchopda wrote: Hello all, I am working on one machine learning project. I want to know how can I take user’s input in predict function as parameters? Can you please help me out.? Posts: 1...
View ArticleHow to merge dat format files in R
@sagar7958 wrote: Hi, I am using PAMAP2 dataset from UCI. the data is in DAT format and do not even have a column header. these datasets are distributed in 9 sets.I want to first merge them, upload...
View ArticleQuestion about 'A Complete Tutorial to Learn Data Science with Python from...
@melkote wrote: When I enter the following code from the tutorial: from sklearn.preprocessing import LabelEncoder var_mod =...
View ArticleError while installing new package from Github
@premsheth wrote: Hi, I am trying to install Indicoio package. I tried to install package through some suggestion but I am getting following error: library(devtools) library(EBImage)...
View ArticleIs it required to learn data science before machine learning?
@sngr wrote: I’m a beginner who wants to start in ML field and I read here that “machine learning is a field of data science”. I’m wondering whether should some one learn data science before machine...
View ArticleMultiplying Probabilities
@Blackberry wrote: Hi Guys, Why do we multiply probabilities to get the probabilities of two consecutive events e.g. A box has 2 red and one black ball to get the probability if we pick first ball is...
View ArticleXgboost feature importance
@ymittal23 wrote: https://www.analyticsvidhya.com/blog/2016/03/complete-guide-parameter-tuning-xgboost-with-codes-python/ I was trying the code of xgboost but got error on line feat_imp =...
View ArticleNeed help to solve this simple entry-level problem
@dotmatt wrote: hi, i am new. i came across this simple problem which i am stuck. "Kickstarter, the crowdfunding platform, is thinking about providing a consulting service to project founders to help...
View ArticleConnection between R and Twitter
@ankushpaul wrote: I am a newbie on R. I am practicing text mining couple of days. When firewall was turned off below code snippet was working smoothly. As soon as i have turned it on i am getting the...
View ArticleRSTAN package instillation issue
@sushilsingh8853 wrote: can anyone tell me how to install RSTAN package in Linux machine. When i install that package then it’s give error non-zero exist ERROR: dependency ‘bayesplot’ is not available...
View ArticleCalculate (p,d,q) for seasonal ARIMA
@gurchetan1000 wrote: When we use seasonal ARIMA, we use (p,d,q) for ARIMA and an extra set of (p,d,q) for seasonality. How different are these two sets of (p,d,q). How to calculate these set of...
View ArticleHi everyone - Wanted to say hi and ask a question - Class Imbalance
@Nyd3r wrote: Hi everyone, This is my first post and wanted to ask a question about class imbalance. Assuming I have a dataset with two outputs 0, 1 and one class is majority and the other minority....
View ArticleFuture of Data Analytics in Lifescience and Clinical research
@amlan123 wrote: Hi All, I have been in Clinical Database development domain since 11 years. In the course of my professional career I have developed clinical databases, cleaned the DB for discrepant...
View ArticleWelcome to Practice Problem : Twitter Sentiment Analysis
@NSS wrote: Welcome to Practice Problem : Twitter Sentiment Analysis This will be the official thread for any discussion related to the practice problem. Feel free to ask questions, share approaches...
View ArticleWelcome to Practice Problem : Recommendation Engine
@NSS wrote: Welcome to Practice Problem : Recommendation Engine This will be the official thread for any discussion related to practice problem. Feel free to ask questions, share approaches and learn....
View ArticleFace Emotions analysis
@premsheth wrote: Hi, Can anyone please tell me is there any package in R which analyze face emotions? if yes please let me know. I don’t want to use any APIs. Thanks in Advance. Posts: 1...
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