Model using Sampling Strategy - Down/Up etc and its Real Time Deployment
@k.saurabh86 wrote: Using one of the sampling strategy, say down/up/synthetic sampling, by which we better the event rate in the imbalanced data and hence improve on accuracy, mostly True Positives....
View ArticleBoruta Feature Selection Package - Implementation
@kks2105 wrote: Hi, I am trying to implement Boruta feature selection technique in Python to select only the important features. Need your help in understanding the below points. Whether Boruta takes...
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How to find percentage of total with groupby pandas
@niranjan_283 wrote: I have a csv data set with the columns like Sales,Last_region i want to calculate the percentage of sales for each region, i was able to find the sum of sales with in each region...
View ArticleIs it okay not to split the dataset into training and testing for text...
@divisha wrote: I found the following python code for Ensemble machine learning( stacking) on Github. It increased the accuracy of my classifiers but it is different from the other common methods of...
View ArticleNLP/TM - Providing Meaningful Insights from the Data
@haroonj89 wrote: Hi, I would like to know the possibility or feasibility of implementing the following; Supposedly I have a Text Data, which consists two columns, namely Tweet and Time, for example:...
View Articlewhich ones better for career , MSc Data Analytics at Strathclyde business...
@mobagetes wrote: My aim is to be a Business Analytics professional and am researching on Masters courses in UK for this, hence checking out the 2 MSc courses. Posts: 1 Participants: 1 Read full topic
View ArticleUnderstand which factors influence customer buying behavior in category
@harvarad wrote: Hi everyone. I have a project where I am trying to find which factors influence customer buying behavior in a category and how different categories are different. I want something...
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Welcome to Practice Problem : Time Series Analysis
@PulkitS wrote: Welcome to Practice Problem : Time Series Analysis datahack.analyticsvidhya.com Practice Problem: Time Series Practice Problem: Time Series | Knowledge and Learning This will be the...
View ArticlePython Value Error: X has 913 features per sample, expecting 3
@divisha wrote: I am trying to predict the class of the test input using stacking method but I am getting following error on the predict step- Any help would be appreciated. y_new = lr.predict(review)...
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Explain auto correlation for time series data
@sridharbabu wrote: Can anyone kindly explain the Auto correlation plot obtained for time series data I have attached an image with this post. The image has acf() plot obtained for a time series data...
View Articlemultiple lists combines errors in R
@xiong.pan wrote: 0 down vote favorite I have multiple lists wanted to combine, but got wrong results The code I used hiv.Scatter <- list(predictions = predictdata, labels = L) for (k in 1:2){...
View ArticleAm i right in choosing NB classifier in such a task?
@vbakotin wrote: Hello everyone! I’m a newcomer to ML and Im trying to solve the following problem: I have a text data, namely a set of vacancies names with corresponding requirements descriptions...
View ArticlePython - How to fix a parameter while fitting
@klagyi wrote: Hi, how can I fix some parameters while fitting? I have to fit a 2D Gaussian function to a 2D image, but I want to keep the width fixed. Posts: 1 Participants: 1 Read full topic
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MemoryError for np.array
@nanddeep wrote: Hi, I was trying the Keras CNN Stater Code on Ubuntu 16.04, from the below link: HackerEarth HackerEarth | Log In HackerEarth is the largest network of developers around the globe,...
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Dealing with missing categorial data
@prabakarsas wrote: Hi everybody, I’m new to Data Science and I have a problem statement. I’ve got three categorical variables in which one feature has missing data. I need to predict the missing...
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About the The Data Identify category
@divyajain wrote: Use this category for the discussion related to contest: The Data Indentify: Student DataFest 2018 Hackathon which will be starting from 15th May 2018. Feel free to share your...
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About the The Data Supremacy category
@divyajain wrote: Use this category for the discussion related to contest: The Data Supremacy: Student DataFest 2018 Hackathon which will be starting from 24th March. Feel free to share your approach...
View ArticleDiscussion for article "Essentials of Deep Learning - Trudging into...
@jalFaizy wrote: This thread here is for discussions of approaches asked in article Posts: 3 Participants: 1 Read full topic
View ArticleWhen I put scrapy data into a csv file, theres thousands of blank cells...
@StratCat22 wrote: So I followed the tutorial on web scraping with scrapy and had success up until outputting the data to a csv file. When I open that csv in Microsoft Excel theres thousands of unused...
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Help me understand the questions of Deep Learning Skilltest
@SaiT wrote: Suppose you have inputs as x, y, and z with values -2, 5, and -4 respectively. You have a neuron ‘q’ and neuron ‘f’ with functions: q = x + y f = q * z Graphical representation of the...
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