Feature selection and Model Tuning in R
@gupta24789 wrote: Hello everyone, Th following modifications are done to prepare the data ;1. combine the train and test set data2. missing value treatment3. feature scaling i.e combine levels within...
View ArticleFractal Analytics Hiring
@Rajendra_Krishna wrote: I am unable to join the slack chat live. It says already invited. Can someone please guide me. I have already reset the password Posts: 1 Participants: 1 Read full topic
View ArticleSMOTE implementation in Python
@jayashrees wrote: Hi,I am working on imbalanced dataset in Python.I am referring to SMOTE example from this...
View ArticleCareer switch into Big Data and Data Analytics
@SunilC wrote: Hi all, i am new to this forum and need guidance from industry experts here. I am interested in exploring a career switch into Big Data / Data Analytics domain. I have a degree in...
View ArticleTime series forecasting in Python
@jayashrees wrote: Hi,I am reading this time series articlehttps://www.analyticsvidhya.com/blog/2016/02/time-series-forecasting-codes-python/I got struck in executing this line of code data =...
View ArticleWhat to select : Model with statistically insignificant variables but better...
@shashankvarshney wrote: Hi Folks,I am new to Machine learning and was trying to fit logistic regression on Boston data set available in MASS library of R. I tried with forward selection and started...
View ArticleShiny App for spell check using fuzzy match
@shreenag3101 wrote: Hello , Has anyone created an app to run the fuzzy match algorithm in Shiny R ?I basically want to create a spell checker API. I want the user to input what he wants to search and...
View ArticleHow to find the attribute that most impacts target variable when...
@yaswanth912 wrote: When there is multicollinearity between independent variables, we usually do PCA or factor analysis to compress or reduce the dimensions of the data as I know. But if we want to...
View ArticleAdd comments section on Meetup Registration page
@gksharma008 wrote: Hi AV Team, Will it be feasible to add comment section on meet up registration page? If it's enabled then people who are coming from different cities or from within the city to...
View ArticlePlot of non-parametric vs parametric 'prob' outcomes
@Hemant_Rupani wrote: I am not able to plot for the aforesaid question on binary outcome. Let...
View ArticleHow to make a career transition into Analytics after having more than 5 years...
@sksaxena33 wrote: Hi , I am IT professional with 5.5 years of experience in Software Testing ( manual testing ). I am interested in making a career transition from IT to Analytics but the problem is...
View ArticleHow to Deal/Work with Dates in Classification Problem of Purchasing Y over X...
@manishceeri wrote: Dear All , I am being assigned the task of classification for the problem of predicting purchase of Y on X features. I have two columns of Dates in this data set and all other...
View ArticleTest data Data exploration
@BhanuPratap wrote: I am treating outlier in Item_Visibility and found that when you grouped Item_Visibility by Item_Type it will have outlier. I replace all outlier by min-.5%tile max-95%tile in the...
View ArticleHow to delete a library in sas
@k11 wrote: How to delete a library in sas ..... Posts: 1 Participants: 1 Read full topic
View ArticleFeatures important for Data Science certification
@prateek0291 wrote: I am doing a research on the features that are kept in mind while opting for a Data Science Certification. It would be really helpful if you could spare some time and give your...
View ArticleGenetic Algorithms
@udaykumarp wrote: HI Analytics Vidya Team ! I hvae gone through optimization techniques and found only Linear Programming in the articles, why dont any one take up an initiative and write an...
View ArticleHow to get second smallest value?
@k11 wrote: How to get second smallest value??data a;input x;cards;101998;run; Posts: 1 Participants: 1 Read full topic
View ArticleA variable with length 1000 need to split every variable with 200
@k11 wrote: A variable with length 1000 need to split every variable with 200.Ex : Variable consist with "This is analytics vidhya"(a variable with "analytics" in variable not to be split like...
View ArticleError while copying from R to Spark
@rumsinha wrote: Hi,getting the permission error "java.lang.RuntimeException: java.lang.RuntimeException: The root scratch dir:...
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Using PageRank for internal link optimisation
@Data-SEO wrote: In order to help an English friend who works for an SEO Web Agency, I just open source my source code to compute PageRank with outlinks crawled by ScreamingFrog. github.com...
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