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Recent questions without answers
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671
671 views
Suggestion For Model
Ziva
230
points
5
5
9
asked
Jul 19, 2020
Python
pytorch
+
–
0
0 votes
0
0 answers
416
416 views
How can this data be structured for mongodb
https://prnt.sc/tkr2g7 Hello I have a PFE about determining risks of pedestrians, and I have to make a simulator to generate data with something related to this, this is ...
tariqm
120
points
1
4
asked
Jul 19, 2020
General
mongodb
+
–
1
1 vote
0
0 answers
375
375 views
guidance on sequencing data science courses below
Hellomy name is lutaaya mudathiru.I am planning to start data science online professional courses at Harvard University, but i don't know which course i should begin wit...
mudathiru lutaaya
130
points
1
3
asked
Mar 20, 2020
Data Science
data-science
machine-learning
+
–
0
0 votes
0
0 answers
2.2k
2.2k views
How to add delimiter to an existing table in HIVE so as to get proper table format data ?
When I am using the select statement to display my data in hive. It displays my data in scattered format. I want to add a delimiter so that when data is been displayed it...
Harshini
140
points
1
1
7
asked
Feb 7, 2020
Cloud Computing
cloud-computing
gcp
hive
+
–
1
1 vote
0
0 answers
439
439 views
Understanding symbolic language of problem, quantificational logic
Hi, i am having trouble interpreting the information contained in the relation R, and how it should be applied to the Ps in this problem: Consider the formula ∃x∃y∃z(P(x,...
sleepdeprived
130
points
1
3
asked
Jan 26, 2020
Discrete Mathematics
discrete-math
+
–
1
1 vote
0
0 answers
484
484 views
Individual and group relative strength in a fixed pool of players: How to approach the problem?
I apologize in advance if my question sounds too basic to be worthy of anyone's time, but statistics are not part of my curriculum.I am developing a proof of concept of a...
MrNycticorax
130
points
1
3
asked
Oct 29, 2019
Statistics
data-science
statistics
+
–
0
0 votes
0
0 answers
996
996 views
What are the best website to find icons for our interfaces?
I am wondering if you can share a list of websites for designing interfaces.
tofighi
116k
points
74
79
101
asked
Sep 18, 2019
Human Computer Interaction
hci
icon
+
–
1
1 vote
0
0 answers
504
504 views
Data manipulation problem study resources
A colleague of mine is studying for tech roles, and they're asked to solve a consistent type of problem during the phone screenings: practicing manipulating data (sets, h...
Cuttershaw
130
points
1
3
asked
Aug 28, 2019
Data Science Interview Questions
resources
interview
coding
+
–
1
1 vote
0
0 answers
503
503 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
1
3
asked
Jun 11, 2019
general
data-science
statistics
normal-distribution
+
–
1
1 vote
0
0 answers
963
963 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
0
0 answers
1.0k
1.0k 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
+
–
1
1 vote
0
0 answers
7.9k
7.9k 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
0
0 answers
579
579 views
Passing variable length sentences to Tensorflow LSTM
I have a tensorflow LSTM model for predicting the sentiment. I build the model with the maximum sequence length 150. (Maximum number of words) While making predictions, i...
sujitha
130
points
1
1
5
asked
Feb 10, 2019
General
python
deep-learning
tensorflow
classification
rnn
+
–
1
1 vote
0
0 answers
727
727 views
Training neutral net with Tensor Flow
Hello,I have a jpeg, where each image is around 1080 x 2048 in size and I have around 3000 of those images. I want to train a simple NN on this data. However, I am not su...
Neo
660
points
10
12
17
asked
Nov 12, 2018
Deep Learning
artificial-intelligence
python
tensorflow
+
–
1
1 vote
0
0 answers
637
637 views
How to measure the usability of your prototypes on mobile devices?
Q1) Please answer these questions:What are the best practices for UX surveys of a mobile application?How to collect data from users?Q2) Research about the following usabi...
tofighi
116k
points
74
79
101
asked
Nov 8, 2018
Human Computer Interaction
hci
design
survey
mobile
+
–
1
1 vote
0
0 answers
474
474 views
My own transformation for dropping feature doesn't work
I made my own transformation to drop some of the features not required in the dataframe but I can't seem to get it working. Thoughts ?https://repl.it/@Neo_sauga/HarmfulNe...
Neo
660
points
10
12
17
asked
Oct 16, 2018
Python
python
programming
+
–
2
2 votes
0
0 answers
676
676 views
Explain the Recommender Systems and give an example?
datascience
1.1k
points
9
11
19
asked
Oct 15, 2018
Machine Learning Interview Questions
recommender-system
data-science
machine-learning
interview
+
–
1
1 vote
0
0 answers
779
779 views
What is the probability of getting a King of Hearts?
What is the probability of picking a King of Hearts in a standard 52 card deck?
Ahmed Merah
270
points
3
4
7
asked
Oct 12, 2018
general
statistics
probability
+
–
2
2 votes
0
0 answers
416
416 views
What is "Random Sampling"?
Define random sampling
Ahmed Merah
270
points
3
4
7
asked
Oct 12, 2018
general
statistics
+
–
1
1 vote
0
0 answers
520
520 views
What are the main steps in making a decision tree?
paper
160
points
2
2
2
asked
Oct 11, 2018
Data Science Interview Questions
data-science
decision-tree
interview
+
–
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