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1
1 vote
0
0 answers
424
424 views
Using aggregate data to generate observation-level data statistically sound?
Context: In the realm of Paid Search Marketing. Current reporting does not provide event level data only aggregate totals with different segments. Want to compare distri...
bwang15
130
points
1
3
asked
Jun 11, 2019
general
data-science
statistics
normal-distribution
+
–
1
1 vote
0
0 answers
834
834 views
What loss function to use in CNN-SVM model
I am using Matlab R2018b and am trying to infuse SVM classifier within CNN. My plan is to use CNN only as a feature extractor and use SVM as the classifier. I know people...
saugata28
130
points
1
1
3
asked
Jun 8, 2019
Deep Learning
deep-learning
supervised-learning
matlab
loss
+
–
1
1 vote
1
1 answer
535
535 views
What are the available libraries for continuous time hidden markov models ?
Subhendu Sekhar Behe
130
points
1
1
3
asked
Jun 7, 2019
Data Science
data-science
python
+
–
2
2 votes
2
2 answers
10.5k
10.5k views
How to optimize weights in Logistic Regression?
The hypothesis (model) of Logistic Regression which is a binary classifier ( $y =\{0,1\} $) is given in the equation below:Hypothesis$S(z)=P(y=1 | x)=h_{\theta}(x)=\frac{...
tofighi
116k
points
73
79
101
asked
Jun 5, 2019
Machine Learning
machine-learning
logistic-regression
batch
mini-batch
epoch
ml-exercise
ele888-midterm
+
–
0
0 votes
1
1 answer
709
709 views
What are some best features of Python3 in comparison to Python2?
Python3 and Python2 seems so similar, and the only changes which are obvious are some changes in functions such as print that now needs parentheses. Are there other impro...
tofighi
116k
points
73
79
101
asked
May 20, 2019
Python
python
syntax
python3
python2
comparison
+
–
1
1 vote
1
1 answer
564
564 views
What is the best approach for learning Web Development? Hands-On vs Theoretical?
Moktart
240
points
1
1
4
asked
May 20, 2019
Web Development
web-programming
web-development
web-framework
programming
+
–
0
0 votes
1
1 answer
1.8k
1.8k views
Could you please explain math symbols behind Machine Learning equations?
tofighi
116k
points
73
79
101
asked
May 18, 2019
Machine Learning
math
machine-learning
symbol
+
–
1
1 vote
1
1 answer
779
779 views
How do I Plot the linear classifier calculated with LIBLINEAR using sklearn?
Make a scatter plot where the x-axis is the height of the citizens and the y-axis is the weight of the citizens. The color of the points need to be different for males an...
Harsh Grover
130
points
1
1
3
asked
May 16, 2019
Machine Learning
machine-learning
linear-regression
visualization
+
–
1
1 vote
1
1 answer
641
641 views
What are the best resources you know for learning web programming?
tofighi
116k
points
73
79
101
asked
May 13, 2019
Web Development
resources
programming
web-programming
+
–
1
1 vote
1
1 answer
593
593 views
is impossible predict hours time series to minutes time series?
https://stackoverflow.com/questions/55930051/is-impossible-predict-hours-time-series-to-minutes-time-series i want to this hours time series predict model to minute predi...
kmr1994
210
points
4
4
7
asked
May 1, 2019
Deep Learning
machine-learning
lstm
deep-learning
keras
+
–
1
1 vote
0
0 answers
966
966 views
how can i convert LSTM model to linear regression model?
Here is LSTM predict model and i want to convert Linear Regression.... model.fit(x_train, y_train, epochs=10, batch_size=16) trainPredict = model.predict(x_train) testPre...
kmr1994
210
points
4
4
7
asked
Apr 29, 2019
Machine Learning
machine-learning
linear-regression
+
–
0
0 votes
1
1 answer
1.5k
1.5k views
How to convert equations in documents to LaTeX?
In Wikipedia, or any other document there are some math equations I am looking a simple way to convert to LaTeX. Is there any easy way for it?
tofighi
116k
points
73
79
101
asked
Apr 12, 2019
LaTeX
latex
math
ocr
+
–
0
0 votes
1
1 answer
1.7k
1.7k views
How to reshape in pandas dataframe?
Dataframe looks like belowI have dataframe like above. which I want to a~t reshape (a~t, 1)I want to reshape dataframe like below ( b~t column is go to under the a column...
kmr1994
210
points
4
4
7
asked
Apr 5, 2019
General
pandas
dataframe
+
–
0
0 votes
1
1 answer
566
566 views
Is digital marketing and marketing internships worth it for a data science student?
it's about data science career
Skander Borgi
120
points
1
1
3
asked
Apr 4, 2019
General
data-science
career
+
–
1
1 vote
1
1 answer
2.7k
2.7k views
How do I reduce RMSE in a Random Forest Regressor?
I preprocessed the data, normalized the numerical features, and did one hot encoding for the categorical ones. I end up with a model with R^2=0.7 and RMSE which is 15% of...
engy.abdelazeez
190
points
3
3
5
asked
Apr 3, 2019
Machine Learning
random-forest
data-science
machine-learning
+
–
1
1 vote
1
1 answer
851
851 views
What is the problem of putting a laptop hdd to desktop computer?
Can i put laptop hdd to desktop and what problem makes
Yazmyrat
130
points
1
1
3
asked
Mar 30, 2019
Human Computer Interaction
computer
+
–
1
1 vote
0
0 answers
7.8k
7.8k views
Looking for guidance on whether I have the necessary data to answer a Regression question
Hi everyone.I'm currently working on my final project for a Data Science degree and after a month of literature review, exploratory analysis and model testing, I'm not su...
TomGoncalves
130
points
1
1
3
asked
Mar 24, 2019
Machine Learning
machine-learning
statistics
linear-regression
random-forest
decision-tree
+
–
1
1 vote
1
1 answer
586
586 views
model.predict is abnormal
the code is import numpy as np import pandas as pd from keras.models import Sequential from keras.layers import Dense, LSTM, Dropout from keras.layers.core import Dense, ...
kmr1994
210
points
4
4
7
asked
Mar 20, 2019
Machine Learning
lstm
machine-learning
+
–
1
1 vote
1
1 answer
1.3k
1.3k views
Determine weights on the paths that connect to the different data points in a neural network?
How do you determine the weight values that connect to the other data points when solving for our output in neural networks?
mcneils
130
points
1
1
3
asked
Mar 18, 2019
Machine Learning
data-science
machine-learning
deep-learning
+
–
0
0 votes
1
1 answer
901
901 views
How to open Jupyter notebook files on Windows or Mac without web browser?
tofighi
116k
points
73
79
101
asked
Mar 16, 2019
General
python
jupyter-notebook
programming
+
–
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