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How do I go about performing unsupervised topic and opinion extraction from...
@prashant09 wrote: I have a few 1-column datasets of free-text taken from 1000-1500 users in a survey. They were asked to write whether they would recommend a certain company/product, and their reason...
View ArticleR - How to calculate mean by decile in a Svydesign object
@marloz wrote: So, I´m working with ENIGH - Database, which stands for ¨National Survey of Household Income and Expenses¨ in Spanish, this is an exercise conducted by the Mexican government and like...
View ArticleError with accessing the public API- http://www.omdbapi.com
@mainak1 wrote: Hi all, I am trying to connect to the omdbapi. My code is here- #Setting the working directory setwd(“C:/Users/Mainak/Desktop/Edwisor/Advanced_concepts”) #install R package omdbapi...
View ArticleChange e-mail of scubscription
@baeyeba wrote: How can i change the e-mail associated with my subscription? Posts: 1 Participants: 1 Read full topic
View ArticleHow can I do Hands on pratice on Python?
@narendraa.singhshekh wrote: I am new to python? I learned python from https://python.swaroopch.com/ Now is there anyone who can guide me a path to do hands-on practice on python? Posts: 1...
View ArticleNeed help with removing duplicate characters with Regex
@mohitlearns wrote: Hello, I understand the following code in parts. Need your help in demystifying the whole code block. The following code helps remove the repeating character in a word. e.g. It can...
View Article3rd Place Solution [Club Mahindra DataOlympics]
@kanav wrote: Thanks Analytics Vidhya and Club Mahindra for organising such a wonderful hackathon,The competition was quite intense and dataset was very clean to work. Approach : Step-1 : I started my...
View ArticleHelp with prediction
@sri2a wrote: Hello Team, I have a dataset for oil production from wells, it has columns well name, month/year, oil produced. I would like to predict production for a well. As the oil production...
View ArticleError in code - Big Mart Sales Prediction
@ParulSinha wrote: (topic withdrawn by author, will be automatically deleted in 24 hours unless flagged) Posts: 1 Participants: 1 Read full topic
View ArticleHow can I post a new Hackathon competition?
@alextass1 wrote: Hello, I have a cash incentive hackathon I want to launch that involves the currency markets. What is the best way for me to do that? Thanks! Posts: 1 Participants: 1 Read full topic
View ArticleComparing Actual vs predicted values
@train.bi wrote: Team, i am predicting top 3 skills for a candidate in python and Comparing Actual vs predicted values. I am stuck with comparing actual vs predicted values top three classes when we...
View ArticleInterpreting residual plot of lm model for BigMart problem
@ParulSinha wrote: I started with BigMart Problem with the intent of Learning and need help in interpreting these residual plot(lm model). For the model, I removed all Outlet_Identifier...
View ArticleI am facing issues with improving the models and score
@Umairnsr87 wrote: Hello Everyone, I am new to data science and I have enrolled in a course for data science where I have learnt alot of techniques like linear regression, logistic regression, trees,...
View ArticleBuilding team for computer vision and machine learning expert
@rudra22 wrote: Hi I am Rudra Ghosh passionate about building project that create technological leap in the society ,looking forward to build a team of computer vision and machine learning people so...
View ArticleHow to Handle New and Missing Records When Calculating % Change in Year Over...
@kayfont wrote: Hi Everyone, I am comparing data from 3 consecutive years. I want to create some maps of the year to year % change. I will group the data by zip code for the maps. The # of records per...
View ArticleI wonder your skills or tips that you use in regression/classification problems
@hhk wrote: I am curious about the skills and tips you have applied to regression or classification problems. For example, what I’ve been considering is the autocoder, various encoding techniques,...
View ArticleBeing a doctor and from non-IT background, how can I learn and become expert...
@satshail12 wrote: Hi, I am a doctor and currently working in CSC Technology as Business Analyst. I want to gain knowledge in Data Analytics and Machine Learning. Please guide how and where to start....
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Is this classification
@train.bi wrote: Hi Experts i have the data as below the variables store score we need to predict the top three score classes please suggest the best possible ways to go head. Regards, Tony Posts: 1...
View ArticleHow to reduce the support vector in SVM
@shrikant_1 wrote: How to reduce the support vector in SVM? Posts: 2 Participants: 2 Read full topic
View ArticleStyle Questions - Building R Portfolio
@kayfont wrote: Hi Everyone, Thanks for reading my post. I am going to start building my R portfolio. I had a few questions. Do you think Github is the best place to store my code or are there others...
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