Yohanes Alfredo's user avatar
Yohanes Alfredo's user avatar
Yohanes Alfredo's user avatar
Yohanes Alfredo
  • Member for 4 years, 5 months
  • Last seen more than a month ago
14 votes
Accepted

Convert Numpy array with 'n' and 'y' into integer array of 0 and 1

12 votes
Accepted

F1 score vs accuracy, which metric is more important?

11 votes
Accepted

Random Forest VS LightGBM

4 votes
Accepted

How to balance class weights correct for a CNN in Keras, given an unbalanced data set?

2 votes
Accepted

Deep learning model gives random results

2 votes

Different hidden layer architectures deliver the same classification results, is that normal?

2 votes
Accepted

sklearn.feature_selection vs xgboost feature_importances?

2 votes

Neural net without hidden layers should be a simple linear model: why do I get so different results?

2 votes
Accepted

creating a csv file from two csv files

2 votes

How to combine GridSearchCV with Early Stopping?

2 votes
Accepted

Why/When should I use VGG16 to do fine-tuning?

1 vote

What is the ideal size to a binary CNN? Is my dataset long enough?

1 vote

fast processing: changing the column value in a geospatial environment

1 vote

Reducing the GPU memory usage when the model is already small enough

1 vote

How to get an intution for generating Keras CNN layers for a model

1 vote

Genetic algorithms(GAs): to be considered only as optimization algorithms? Are GAs used in machine learning any way?

1 vote

Adding extra variables to XGboost model is worsening the train and test accuracy

1 vote

How to extract insights from the given data?

1 vote

Tensorflow classification - maximize the accuracy of certain classes

1 vote
Accepted

To calculate my confusion matrix with recall and precision, my test set need to be equal(balanced)?

1 vote

Naive Bayes / SVM classifiation - min. number of records (Python)

1 vote

Fine Tuning the Neural Nets

1 vote

Beyond one-hot encoding for LSTM model in Keras

1 vote

Understanding LSTM Keras implementation

1 vote
Accepted

Optimization of pandas row iteration and summation

1 vote

Create new variable in python for each iteration

1 vote
Accepted

Training LSTM for time series prediction with nan labels

1 vote
Accepted

What should be the value of batch_size in fit() method when using sgd (Stochastic Gradient Descent) as the optimizer?

1 vote

Should the cost function be zero using TensorFlow's sigmoid_cross_entropy_with_logits?

1 vote

Why can't i normalize my data using preprocessing.normalize?