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

Top Questions

0 votes
1 answer
519 views

XGB DataFrame.dtypes error

3 votes
2 answers
97 views

How can I approach this problem?

0 votes
0 answers
4 views

How to make duplicates unique in a DataFrame robustly?

1 vote
1 answer
99 views

Drastic drop in Somers' D ? Why?

0 votes
0 answers
3 views

Algorithms from R-statistics package Caret R Package- LVQ algorithm, is there similar in Python

0 votes
2 answers
106 views

Linear Regression Model

0 votes
1 answer
15 views

Is improving a Neural Network really just "trial and error"?

1 vote
1 answer
403 views

Does anybody know where this rule of thumb came from? Rule of them: embedding vector dimension should be the 4th root of the number of categories

0 votes
1 answer
207 views

NAN in keras neural network results

3 votes
2 answers
226 views

Difference between loss and cost function in the specific context of MAE in multiple-regression?

1 vote
1 answer
128 views

Could I directly apply techniques for hyper-parameter tuning, and choose the best model?

0 votes
0 answers
12 views

Is it possible to use the SODA tool as open source?

2 votes
2 answers
555 views

How to get sentiment score for a word in a given dataset

1 vote
1 answer
64 views

Using Z-test score to evaluate model performance

0 votes
0 answers
5 views

Is there an appropriate hypothesis test: Two samples, one only with one datapoint, non-normal?

1 vote
1 answer
223 views
+50

Solve a non-linear system, in Python, with the GAUSS-NEWTON algorithm? (Jacobian matrix J, etc.)

0 votes
1 answer
89 views

Is there an automatic way to see if 2 data columns represent the same kind of information?

2 votes
2 answers
170 views

Scaling of ordinal data before both hierarchical and KMeans clustering

1 vote
1 answer
24 views

Minimizing error in cosine similarity

2 votes
1 answer
834 views

Generating synthetic data based off existing real data (in Python)

0 votes
3 answers
500 views

Is there a method to apply trained weights to a model with the same input shape and model architecture but different output shape?

0 votes
0 answers
4 views

Demand Forecasting methods for hundreds of time series

0 votes
0 answers
7 views

Working with functions

1 vote
1 answer
2k views

How to set the Reconstruction error threshold for anomaly detection using autoencoders?

0 votes
1 answer
17 views

CNN training accuracy flatlines

0 votes
1 answer
176 views

What methods are available to evaluate similarity between different clustering algorithms?

0 votes
0 answers
8 views

Is there a derichlet-tree learning algorithm written in Python

1 vote
1 answer
31 views

Aggregating decision criteria of different scales

1 vote
2 answers
1k views

How to interpret my logistic regression result with statsmodels

0 votes
1 answer
25 views

Optimizing YOLO for Diverse Takeaway Item Detection: Single vs Type-Based Classes

3 votes
1 answer
236 views

PointCloud value prediction - regression

0 votes
0 answers
7 views

How to control and optimize optuna

1 vote
1 answer
358 views

Derivation of dz[1] for backpropagation

11 votes
2 answers
6k views

Why neural networks do not perform well on structured data?

9 votes
1 answer
5k views

When does decision tree perform better than the neural network?

1 vote
1 answer
926 views

Keras mnist.load_data() unshuffled?

2 votes
2 answers
315 views

How to train a machine learning algorithm with multiple labels

1 vote
1 answer
251 views

Converting VOC2012 annotation .xml to segmentation .png

0 votes
1 answer
140 views

What would be a good method for detecting symbols in an image and finding those elsewhere?

0 votes
1 answer
18 views

In lightgbm,what is a uniform drop?

0 votes
2 answers
4k views

Loss of NAN, Accuracy of 0 - Any idea why? Full code provided

1 vote
1 answer
9k views

Tensorflow Model fitting ValueError: Layer sequential expects 1 inputs, but it received 520 input tensors

0 votes
1 answer
21 views

Are my regression metrics value correct?

0 votes
3 answers
2k views

NLP to detect duplicates for very technical language

0 votes
1 answer
12 views

Hassle-free platform for a small data science team?

1 vote
1 answer
92 views

Sampling trying to keep as much multivariate variance as possible

1 vote
2 answers
83 views

Model Selection using Bias Variance Trade Off

2 votes
1 answer
499 views

Predict the probability that a customer buy today


Looking for more? Browse the complete list of questions, or popular tags. Help us answer unanswered questions.