Trending questions in Data Analytics

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API inside TensorFlow project

The API’s inside TensorFlow are still Python-based ...READ MORE

Oct 5, 2018 in Data Analytics by kurt_cobain
 • 9,350 points • 522 views
0 votes
1 answer

What are Tensorboard ?

TensorBoard, a suit of visualizing tools, is ...READ MORE

Sep 26, 2018 in Data Analytics by kurt_cobain
 • 9,350 points • 825 views
0 votes
1 answer

Calculating accuracy of prediction of rpart model

Your first task would be to build ...READ MORE

Apr 4, 2018 in Data Analytics by Bharani
 • 4,660 points • 8,383 views
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1 answer

What are tensors?

Tensors are higher dimensional arrays which are ...READ MORE

Sep 26, 2018 in Data Analytics by kurt_cobain
 • 9,350 points • 798 views
0 votes
1 answer

TensorFlow servables

These are the central rudimentary units in ...READ MORE

Sep 27, 2018 in Data Analytics by Data_Nerd
 • 2,390 points • 748 views
0 votes
1 answer

How to convert tables to a data frame in R ?

> trial.table.df <- as.data.frame(trial.table) //assuming that trial.table ...READ MORE

Apr 20, 2018 in Data Analytics by zombie
 • 3,790 points • 7,633 views
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1 answer

What is the exact usage of abline() function?

abline function in R used to add ...READ MORE

Sep 19, 2018 in Data Analytics by shams
 • 3,670 points • 1,077 views
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2 answers

What is nominal data and how to deal with it?

Nominal Data: Nominal values represent discrete units and ...READ MORE

Sep 4, 2018 in Data Analytics by shams
 • 3,670 points • 1,739 views
0 votes
1 answer

Loaders in TensorFlow

Tensorflow Loaders are used for adding algorithms ...READ MORE

Sep 27, 2018 in Data Analytics by kurt_cobain
 • 9,350 points • 602 views
+1 vote
1 answer

Binding rows of 2 data-frames which have non-identical columns

You can use the smartbind() function from ...READ MORE

May 22, 2018 in Data Analytics by Bharani
 • 4,660 points • 6,074 views
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1 answer

features of TensorFlow?

Tensorflow has APIs for Matlab, and C++ ...READ MORE

Sep 26, 2018 in Data Analytics by kurt_cobain
 • 9,350 points • 552 views
0 votes
1 answer

How will you define the number of clusters in a clustering algorithm?

Though the Clustering Algorithm is not specified, ...READ MORE

Aug 21, 2018 in Data Analytics by Abhi
 • 3,720 points • 2,097 views
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1 answer

Tensorflow advantages

It has platform flexibility It is easily trainable ...READ MORE

Sep 26, 2018 in Data Analytics by nitinrawat895
 • 11,380 points • 480 views
0 votes
1 answer

Different types of seasonality in time series modelling

Seasonality in time series occurs when the ...READ MORE

Aug 9, 2018 in Data Analytics by DataKing99
 • 8,250 points • 2,566 views
0 votes
1 answer

Does gradient descent methods always converge to same point?

No, they always don't. That's because in ...READ MORE

Aug 7, 2018 in Data Analytics by CodingByHeart77
 • 3,750 points • 2,614 views
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1 answer

How to know the type of an object?

To find the type of an object ...READ MORE

Sep 20, 2018 in Data Analytics by Abhi
 • 3,720 points • 733 views
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2 answers

How do you build a custom function in Python?

Function arguments in Python In Python, Custom functions ...READ MORE

Sep 4, 2018 in Data Analytics by shams
 • 3,670 points • 1,470 views
0 votes
1 answer

How can I convert a list to a dataframe?

L = ['1', '2','3','4','5'] #create new df df ...READ MORE

Sep 19, 2018 in Data Analytics by Abhi
 • 3,720 points • 604 views
0 votes
1 answer

Difference between Bayesian Estimate and Maximum Likelihood Estimation

In the Bayesian estimate, we have some ...READ MORE

Aug 9, 2018 in Data Analytics by DataKing99
 • 8,250 points • 2,352 views
0 votes
1 answer

How can I list all the data sets available in all R packages?

You can use the below line of ...READ MORE

Sep 7, 2018 in Data Analytics by zombie
 • 3,790 points • 1,029 views
0 votes
2 answers

Installing MXNet for R in Windows System

You can install it for python in ...READ MORE

Dec 4, 2018 in Data Analytics by Kalgi
 • 52,350 points • 2,513 views
+1 vote
1 answer

How to convert a list of dataframes in to a single dataframe using R?

You can use the plyr function: data <- ...READ MORE

Apr 14, 2018 in Data Analytics by Sahiti
 • 6,370 points • 7,132 views
0 votes
1 answer

How to evaluate expression given as a string in R?

The eval() function evaluates an expression, but "5+5" is a string, ...READ MORE

Jun 7, 2018 in Data Analytics by DataKing99
 • 8,250 points • 4,796 views
0 votes
1 answer

.SD in data.table in R

.SD stands for "Subset of Data.table". The ...READ MORE

Apr 13, 2018 in Data Analytics by nirvana
 • 3,130 points • 7,118 views
0 votes
1 answer

How to subset data so that it contains only columns whose names match a condition

You can use grepl on the names ...READ MORE

Apr 27, 2018 in Data Analytics by Sahiti
 • 6,370 points • 6,439 views
0 votes
1 answer

What is the difference between random forest and decision trees?

The basic difference is that Random Forest ...READ MORE

Jul 30, 2018 in Data Analytics by Abhi
 • 3,720 points • 2,211 views
0 votes
1 answer

Can I use Hadoop and R together for analysis ?

HDFS can be used for storing the ...READ MORE

Sep 5, 2018 in Data Analytics by zombie
 • 3,790 points • 565 views
+1 vote
2 answers

avoid producing a eps-graphic with 2 pages by mixing traditional and grid graphics

The bv_set() is missing from your code hence ...READ MORE

Aug 28, 2018 in Data Analytics by Anmol
 • 1,780 points • 953 views
0 votes
1 answer

How can I delete multiple values from a vector in R?

The %in% operator tells  which elements are ...READ MORE

Apr 27, 2018 in Data Analytics by shams
 • 3,670 points • 6,217 views
0 votes
1 answer

How can I differentiate between lapply and sapply ?

If the programmers want the output to ...READ MORE

Jun 12, 2018 in Data Analytics by zombie
 • 3,790 points • 4,229 views
0 votes
1 answer

What is a Random Walk model and how can you simulate it using R?

A random walk is a simple example ...READ MORE

Jul 3, 2018 in Data Analytics by DataKing99
 • 8,250 points • 3,255 views
0 votes
1 answer

What do you understand by statistical power of sensitivity and how do you calculate it?

Sensitivity is commonly used to validate the ...READ MORE

Aug 20, 2018 in Data Analytics by Abhi
 • 3,720 points • 1,152 views
0 votes
1 answer

Which package is used to do data import in R and Python and How do you import SAS data?

We can do data import using multiple ...READ MORE

Aug 24, 2018 in Data Analytics by Abhi
 • 3,720 points • 962 views
0 votes
1 answer

Trigger a data refresh in shiny

You're looking for invalidateLater. Put this, with the ...READ MORE

May 31, 2018 in Data Analytics by Sahiti
 • 6,370 points • 4,654 views
0 votes
2 answers

Significance of P-value in statistical data

Refer the following points explaining the significance ...READ MORE

Aug 10, 2018 in Data Analytics by Atul
 • 180 points • 1,516 views
0 votes
1 answer

What is the importance of having a selection bias?

Selection biased is used when there is ...READ MORE

Aug 24, 2018 in Data Analytics by Abhi
 • 3,720 points • 891 views
0 votes
1 answer

Univariate/ Bivariate/ Multivariate

Univariate: These analyses are descriptive statistical analysis techniques which ...READ MORE

Jul 13, 2018 in Data Analytics by CodingByHeart77
 • 3,750 points • 2,671 views
0 votes
1 answer

What is data science? How would you say it is similar or different to business analytics and business intelligence?

Data science is a field that deals ...READ MORE

Aug 24, 2018 in Data Analytics by Abhi
 • 3,720 points • 820 views
0 votes
1 answer

How can I import multiple .csv files into R ?

## import_multiple_csv_files_to_R # Purpose: Import multiple csv files ...READ MORE

Apr 20, 2018 in Data Analytics by zombie
 • 3,790 points • 6,267 views
0 votes
1 answer

How can I define Global Variables in R?

The variables declared inside a function are ...READ MORE

Apr 25, 2018 in Data Analytics by shams
 • 3,670 points • 6,042 views
0 votes
1 answer

Commands used to store R objects in a file

Use the command  save (x, file=”x.Rdata”) READ MORE

Aug 4, 2018 in Data Analytics by Sahiti
 • 6,370 points • 1,681 views
0 votes
1 answer

How can I label points in geom_point?

Use geom_text , with aes label. You ...READ MORE

May 8, 2018 in Data Analytics by zombie
 • 3,790 points • 5,560 views
0 votes
1 answer

How do you know which whether to apply supervised learning or unsupervised learning on a dataset

Supervised Learning is applied when we have ...READ MORE

Aug 21, 2018 in Data Analytics by Abhi
 • 3,720 points • 865 views
0 votes
1 answer

How to find common elements from multiple vectors in R?

Reduce(intersect, list(a,b,c)) READ MORE

Apr 27, 2018 in Data Analytics by DeepCoder786
 • 1,720 points • 5,879 views
0 votes
1 answer

How to apply loops to multiply across various columns in a dataframe?

I am assuming that your columns are ...READ MORE

Apr 6, 2018 in Data Analytics by kappa3010
 • 2,090 points • 6,719 views
0 votes
1 answer

How can I change font size and direction of axes text in ggplot2 ?

You can try theme(): Library(ggplot2) a <- data.frame(x=gl(10, 1, ...READ MORE

May 30, 2018 in Data Analytics by zombie
 • 3,790 points • 4,365 views
0 votes
1 answer

Mean of one column with respect to another

Consider the inbuilt iris dataset in R. Use ...READ MORE

Jul 25, 2018 in Data Analytics by CodingByHeart77
 • 3,750 points • 1,933 views
0 votes
1 answer

Converting a pandas data-frame to a dictionary

Emp_dict=Employee.to_dict('records') You can directly use the 'to_dict()' function ...READ MORE

May 23, 2018 in Data Analytics by Bharani
 • 4,660 points • 4,608 views
0 votes
1 answer

SMOTE-function not working in R

If you convert 'y' to a factor, ...READ MORE

Jun 27, 2018 in Data Analytics by CodingByHeart77
 • 3,750 points • 2,977 views
0 votes
2 answers

What will be first step to be a data scientist?

Your first steps towards becoming a top ...READ MORE

Aug 9, 2018 in Data Analytics by zombie
 • 3,790 points • 1,096 views
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