We’re rewarding the question askers & reputations are being recalculated! Read more.

Data Science Stack Exchange is a question and answer site for Data science professionals, Machine Learning specialists, and those interested in learning more about the field. It only takes a minute to sign up.

Sign up to join this community

Anybody can ask a question

Anybody can answer

The best answers are voted up and rise to the top

Explore our Questions

more tags

Active 3 Bountied Hot Week Month

2

votes

3

answers

234

views

Linear machine learning algorithms “often” have high bias/low variance?

linear-regression variance bias

answered 7 mins ago Peter 1,961

1

vote

2

answers

38

views

Turning R scripts into a “data science tool”

r

answered 27 mins ago denizhanedeer 101

0

votes

0

answers

2

views

The optimal number of segments for Piecewise Aggregate Approximation (PAA)

machine-learning time-series

asked 47 mins ago eemamedo 31

0

votes

0

answers

6

views

Trying to merge two data sets with common year observations

dataset regression statistics data

asked 50 mins ago deaconlenny 1

1

vote

1

answer

42

views

How to avoid overfitting in Reinforcement Learning

reinforcement-learning overfitting plotting

modified 50 mins ago Community♦ 1

0

votes

1

answer

10

views

How much of a disadvantage is a small sample size?

dataset data-cleaning preprocessing

answered 1 hour ago Peter 1,961

1

vote

1

answer

23

views

How to generate abbrevations from shortend words in medical records

python nlp regex

modified 1 hour ago Community♦ 1

2

votes

2

answers

317

views

Clustering vs Non Clustering problems?

machine-learning unsupervised-learning

answered 2 hours ago Tom Nora 1

2

votes

1

answer

82

views

How to build a symmetric similarity model on top of embeddings?

keras word-embeddings similarity

modified 2 hours ago Community♦ 1

0

votes

1

answer

9

views

What are the ways to identify a good attribute test while constructing a decision tree?

decision-trees

answered 3 hours ago Sammy 68

0

votes

0

answers

6

views

I need min heap implementation of clustering of points in c++

machine-learning data-mining clustering data-science-model

asked 3 hours ago MSM 1

0

votes

1

answer

93

views

What is stored in heap structure in the following example?

machine-learning data-mining clustering algorithms clusters

modified 3 hours ago MSM 1

1

vote

2

answers

82

views

Pre-processing on MRI images

dataset data-cleaning image-classification computer-vision preprocessing

modified 3 hours ago Community♦ 1

2

votes

1

answer

26

views

Dealing with categorical variables

categorical-data

modified 3 hours ago Romain Reboulleau 434

Browse more Questions

Data Science Stack Exchange works best with JavaScript enabled