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2 2 votes
1 answers 1 answer
2.1k
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Feature scaling: standardization vs Normalization
Hi,After learnt feature scaling, I have some questions regarding Normalization.Standardization: rescales data to have a mean of 0 and standard deviation of 1 after a data...
1 1 vote
1 1 answer
1.1k
1.1k views
Explain the typical data analysis process.
1 1 vote
1 1 answer
885
885 views
In the first week of November 2003.... What is the expected number of homicides per week in the GTA?
This is from question one from lecture 4B's exercises: "In the first week of November 2003, five unrelated homicides were reported in the GTA. The GTA usually has about 7...
1 1 vote
1 1 answer
1.4k
1.4k views
how to choose the number of clusters based on intertia and based on silhouette using K-means
how to choose the number of clusters based on intertia and based on silhouette using K-means
1 1 vote
0 0 answers
637
637 views
How to measure the usability of your prototypes on mobile devices?
Q1) Please answer these questions:What are the best practices for UX surveys of a mobile application?How to collect data from users?Q2) Research about the following usabi...
1 1 vote
1 1 answer
1.0k
1.0k views
How will you create a classification to identify key customer trends in unstructured data?
1 1 vote
1 1 answer
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1.0k views
How to discover outliers of a data frame?
2 2 votes
1 answers 1 answer
2.1k
2.1k views
A standard deck of 52 cards is shuffled and a single card is drawn. What is the probability that this card is a Joker
This is question 1d in the 2B exercises. The answer says the probability is 0 but I count 4 jokers in a 52 card deck, which means the probability is 1/13. Think I misunde...
1 1 vote
1 1 answer
896
896 views
What is the difference between machine learning and deep learning?
1 1 vote
1 1 answer
992
992 views
Which scenarios among the following are a valid reason to use regularization?
A. To drop the least useful variables of a modelB. To reduce over-fittingC. To reduce the bias of a modelD. To decrease p-value
1 1 vote
1 1 answer
2.4k
2.4k views
What is the best roadmap to choose the right estimator in scikit-learn?
I am looking for a roadmap for choosing the right estimator in scikit-learn
1 1 vote
2 2 answers
2.3k
2.3k views
How to calculate the percentiles in statistics?
I have these series of numbers and I am wondering each one is how much percentile and also how to calculate a custom percentile such as 60th percentile? [1, 3, 5, 7, 9, 9...
1 1 vote
1 1 answer
2.2k
2.2k views
Access denied while updating Anaconda?
I am trying to update the Anaconda through cmd terminal but I am getting an error message of Access is denied. Although I am updating it through Admin account only. What ...
1 1 vote
1 1 answer
925
925 views
What is the difference between Data Mining and Data Analysis?
2 2 votes
2 2 answers
1.3k
1.3k views
plotting categorical radio
Hello,I am trying to gain insight of the data but having hard time plotting it.Suppose I have a data frame like belowIDFeature 1Class1agood2agood3bgood4bbad5abad6abad7bba...
4 4 votes
1 1 answer
1.4k
1.4k views
Logstash takes more than 48 hours to ingest 10 GB CSV file. Is there a way to expedite?
I have a 10 GB CSV file and it takes more than 48 hours for logstash installed on my laptop to ingest the whole data. Is there a way to accelerate this process?
0 0 votes
2 answers 2 answers
995
995 views
What are the Gaussian equation parameters?
From the following equation, please explain what are the parameters ( $\sigma$ and $\mu$ ) of the Gaussian equation?$ g(x) = \frac{1}{\sigma\sqrt{2\pi}} e^{ -\frac{1}{2}\...
1 1 vote
1 1 answer
2.5k
2.5k views
What is the relationship between Interaction Design and Human-Computer Interaction?
1 1 vote
1 1 answer
1.0k
1.0k views
What are the Interaction Design Basics?
0 0 votes
1 1 answer
828
828 views
What is unsupervised learning?
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