Data Science Stack Exchange

0 votes

0 answers

4 views

Multi task cpu might be faster than gpu ? for classification using deep neural network

deep-learning

user250756

1

modified 24 mins ago

85 votes

7 answers

59k views

Time series prediction using ARIMA vs LSTM

JeeyCi

1

modified 32 mins ago

2 votes

1 answer

66 views

Are social network analysis and graph analytics the same thing?

CommunityBot

1

modified 39 mins ago

0 votes

0 answers

13 views

How can deep learning be applied to association rule mining?

deep-learning data-mining association-rules knowledge-graph structured-data

user3352632

439

modified 39 mins ago

1 vote

2 answers

177 views

Designing a pretrained DNN for image similarity

neural-network deep-learning image-classification

CommunityBot

1

modified 1 hour ago

0 votes

1 answer

12 views

Exploratory data analysis (EDA) on large dataset

machine-learning deep-learning scikit-learn pandas pyspark

Erwan

20.7k

answered 1 hour ago

0 votes

0 answers

7 views

For feature selection, do we use Chi-squared with Mutual Information together?

machine-learning feature-selection feature-extraction mutual-information chi-square-test

O O

1

asked 2 hours ago

5 votes

2 answers

80 views

Detecting abundance of a certain periodic pattern in a time series?

time-series data-mining correlation anomaly-detection forecasting

CommunityBot

1

modified 2 hours ago

1 vote

1 answer

12 views

How can i use Confusion matrix in image captioning?

computer-vision confusion-matrix

Erwan

20.7k

answered 2 hours ago

1 vote

0 answers

5 views

Is there anyway to classify the category on give amazon reviews using python

python text-classification sentiment-analysis

Sanjay Chintha

111

asked 2 hours ago

1 vote

0 answers

12 views

Whether to use LDA or QDA

classification pca variance inference

Peter

11

asked 3 hours ago

0 votes

0 answers

5 views

Exact Shap calculations for logistic regression?

logistic-regression explainable-ai shap

lcrmorin

2,107

asked 3 hours ago

2 votes

1 answer

294 views

Feature Selection and Outlier Detection

machine-learning statistics feature-selection outlier

CommunityBot

1

modified 3 hours ago

0 votes

0 answers

7 views

How to train ML model for time series data

python scikit-learn lstm pytorch

Ali_d

101

asked 3 hours ago

3 votes

2 answers

38 views

+50

Approaches to fit a theoretical model on a physical device

machine-learning python neural-network tensorflow active-learning

noe

15k

answered 3 hours ago

0 votes

0 answers

13 views

Regularizing the intercept

regularization

ChuckNoise

1

modified 3 hours ago

1 vote

1 answer

18 views

massively imbalanced data

machine-learning data-science-model unsupervised-learning prediction

lpounng

171

answered 4 hours ago

1 vote

1 answer

115 views

Dealing with missing data in SVD

machine-learning missing-data movielens

CommunityBot

1

modified 4 hours ago

1 vote

1 answer

30 views

How can i deal with this overfitting?

deep-learning overfitting learning-rate

Lei

45

modified just now

0 votes

1 answer

10 views

VGG-16 Model getting 11% accuracy classifying MNIST, HELP!

machine-learning cnn machine-learning-model vgg16 alex-net

Aadhil Imam

1

answered 4 hours ago

1 vote

1 answer

428 views

What's the correct objective function for cosine similarity of two vectors to be 1 or 0?

machine-learning

CommunityBot

1

modified 5 hours ago

0 votes

1 answer

14 views

What is the purpose of Sequence Length parameter in RNN (specifically on PyTorch)?

lstm rnn pytorch

noe

15k

answered 6 hours ago

1 vote

2 answers

59 views

Reinforcement Learning : Why acting greedily with the optimal value function gives you the optimal policy?

reinforcement-learning optimization evaluation policy-gradients

CommunityBot

1

modified 6 hours ago

1 vote

2 answers

61 views

unsupervised anomaly detection for univariate fast frequency time series data?

time-series unsupervised-learning anomaly-detection pipelines scala

CommunityBot

1

modified 7 hours ago

1 vote

1 answer

47 views

How to measure multi-label multi-class accuracy

accuracy auc f1score

CommunityBot

1

modified 8 hours ago

-2 votes

1 answer

11 views

Why Do a Set of 3 Clusters Across 1 Dimension and a Set of 3 Clusters Across 2 Dimensions Form 9 Apparent Clusters in 3 Dimensions?

python clustering dimensionality-reduction

lpounng

171

answered 8 hours ago

0 votes

1 answer

62 views

model.fit vs model.evaluate gives different results?

keras data-science-model accuracy evaluation transfer-learning

CommunityBot

1

modified 9 hours ago

0 votes

1 answer

15 views

How does ExtraTrees (Extremely Randomized Trees) learn?

random-forest decision-trees

Ben Reiniger

9,259

modified 9 hours ago

0 votes

0 answers

13 views

Finding data with transformation applied

data-mining transformation

okok

1

asked 10 hours ago

0 votes

1 answer

55 views

Incorporating structural information in a Transformer?

machine-learning deep-learning transformer graph-neural-network

CommunityBot

1

modified 10 hours ago

1 vote

1 answer

35 views

Derivative of MSE Cost Function

machine-learning deep-learning mathematics

Brian Spiering

16.2k

modified 10 hours ago

1 vote

1 answer

271 views

What's the order in applying SMOTE transformation in a pipeline?

python predictive-modeling logistic-regression sampling smote

Brian Spiering

16.2k

answered 10 hours ago

0 votes

1 answer

57 views

Input standartization for Deep Learning - Proper Scaling

deep-learning feature-scaling

CommunityBot

1

modified 11 hours ago

0 votes

1 answer

12 views

Using Sci-Kit Learn Clustering and/or Random-Forest Classification on String Data with Multiple Sub-Classifications

machine-learning python scikit-learn machine-learning-model multiclass-classification

sandyp

224

answered 12 hours ago

0 votes

0 answers

3 views

How to read a table from MySQL work bench in colab

sql colab

Sabrin

26

asked 12 hours ago

0 votes

2 answers

6k views

No gradients provided for any variable

keras deep-learning implementation

CommunityBot

1

modified 12 hours ago

0 votes

1 answer

379 views

Does YOLO give preference to color over shape or vice-versa while detecting an object?

deep-learning cnn computer-vision yolo coursera

CommunityBot

1

modified 13 hours ago

1 vote

1 answer

328 views

ValueError: Data cardinality is ambiguous: (Jupyter Notebook)

machine-learning python machine-learning-model image-segmentation

CommunityBot

1

modified 14 hours ago

1 vote

3 answers

95 views

+50

How To Develop Cluster Models Where the Clusters Occur Along Subsets of Dimensions in Multidimensional Data?

python clustering feature-selection k-means

from keras import michael

431

modified 15 hours ago

1 vote

1 answer

619 views

Reinforcement learning: negative reward (punish) illegal actions?

machine-learning reinforcement-learning q-learning

CommunityBot

1

modified 15 hours ago

0 votes

0 answers

8 views

Slice NumPy arrays differently along axes (without looping)

numpy sampling indexing

piano_man

1

asked 16 hours ago

2 votes

1 answer

281 views

Policy gradient/REINFORCE algorithm with RNN: why does this converge with SGM but not Adam?

deep-learning nlp rnn reinforcement-learning policy-gradients

CommunityBot

1

modified 16 hours ago

1 vote

1 answer

21 views

Entity Embeddings of email address

machine-learning nlp named-entity-recognition

Gupta

111

modified 17 hours ago

0 votes

0 answers

3 views

I need to plot only training curve in the fastai library using the learner.recorder.plot_losses() function . FASTAI devs pls help

machine-learning deep-learning computer-vision python-3.x fastai

Harshit Joshi

1

asked 17 hours ago

3 votes

1 answer

244 views

Data normalization in nonstationary data classification with Learn++.NSE based on MLP

neural-network time-series normalization

CommunityBot

1

modified 17 hours ago

0 votes

0 answers

3 views

How to disentangle non-mutually exclusive items coded in same question?

data-cleaning

Bird

1

modified 18 hours ago

0 votes

2 answers

3k views

How to plot using facet_wrap, over multiple pages as a .pdf files in r cran

r data-mining data plotting ggplot2

CommunityBot

1

modified 18 hours ago

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