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Recent questions
1
1 vote
1
answers
1 answer
2.0k
2.0k views
What are the best tools and resources for learning programming?
I am wondering if anyone can suggest the best resources and tools for learning programming?
askdatascience
1.0k
points
12
13
16
asked
Aug 26, 2018
Programming
books
resources
apps
programming
+
–
10
10 votes
2
answers
2 answers
4.9k
4.9k views
How to use LinkedIn Learning (formerly Lynda.com) for free?
I heard some people use Lynda.com resources for free. Could someone let me know how does it work?
tofighi
116k
points
73
79
101
asked
Sep 16, 2018
General
linkedin-learning
lynda
video-tutorial
tutorials
+
–
1
1 vote
1
answers
1 answer
824
824 views
Terminology clarification in Spark
I have a hard time distinguishing terminologies of SparkSQL. While SparkSQL are quite flexible in terms of abstraction layers, its really difficult for beginner to naviga...
kakalotka
170
points
1
1
6
asked
Feb 6, 2021
Big Data Tools
sql
spark
pyspark
dataframe
+
–
0
0 votes
0
0 answers
493
493 views
Binary Classification and neutral tag
I am trying to create a sentiment analysis model using binary classification as loss.I have a batch of tweets that some of them are tagged as positive (labeled as 1) and ...
ntonis
170
points
4
7
asked
Jan 30, 2021
Deep Learning
nlp
deep-learning
natural-language-process
sentiment-analysis
sentiment
+
–
0
0 votes
0
0 answers
499
499 views
"Rare words" on vocabulary
I am trying to create a sentiment analysis model and I have a question.After I preprocessed my tweets and created my vocabulary I've noticed that I have words that appear...
ntonis
170
points
4
7
asked
Jan 30, 2021
Deep Learning
sentiment-analysis
deep-learning
nlp
+
–
0
0 votes
0
0 answers
372
372 views
My GloVe word embeddings contain sentiment?
I've been researching sentiment analysis with word embeddings. I read papers that state that word embeddings ignore sentiment information of the words in the text. One pa...
ivymelissa
120
points
1
3
asked
Jan 3, 2021
General
word-embeddings
sentiment-analysis
glove
sentiment
+
–
1
1 vote
1
1 answer
723
723 views
Do I need to save the standardization transformation?
When I standardized my data when I created my model. Do I need to save the standardization transformation when I want to predict with my model new data ?
metelon
140
points
1
1
3
asked
Dec 15, 2020
Machine Learning
machine-learning
predict
data
match
+
–
0
0 votes
0
0 answers
690
690 views
Why should I use Dynamic Time Warping over GMM for timer series clustering?
mrfahrenheit15
120
points
1
1
3
asked
Dec 3, 2020
Machine Learning
machine-learning
time
clustering
time-series-clustering
dynamic-time-warping
+
–
0
0 votes
0
0 answers
410
410 views
is it possible to derive a new 95% CI from two separate 95% CIs?
aaditi
120
points
1
3
asked
Nov 23, 2020
Statistics
data
+
–
0
0 votes
1
1 answer
1.0k
1.0k views
How to predict from unseen data?
Hi. I have a question about model-based predictions when data is only available after the fact. Let me give you an example. I try to predict the result (HOME, AWAY or a D...
Kesz
180
points
2
2
5
asked
Nov 17, 2020
Machine Learning
machine-learning
data
predict
unseen
match
football
soccer
+
–
0
0 votes
0
0 answers
372
372 views
Probability of a bus arrived in its destination based on weather condition
A bus is making its way to a destination. If the weather conditions are favorable today, the likelihood of delay is 3%. If the weather conditions are not favorable today,...
longlifelearning
120
points
1
3
asked
Nov 9, 2020
Discrete Mathematics
probability
discrete-math
+
–
1
1 vote
1
1 answer
4.0k
4.0k views
How to remove unwanted Jupyter notebook kernels?
Whener I run Jupyter notebook there are some kernels that do not exist on system and generate errors. How can I remove them?
askpython
1.4k
points
18
19
25
asked
Oct 30, 2020
General
jupyter-notebook
python
programming
+
–
1
1 vote
1
answers
1 answer
1.3k
1.3k views
How to model unknown yet data
So far, I have modeled on known historical data. What if there are variables known only after the fact?Let me give you an example. I want to predict the outcome of the ma...
Kesz
180
points
2
2
5
asked
Oct 27, 2020
Machine Learning
machine-learning
soccer
predict
score
+
–
1
1 vote
1
1 answer
677
677 views
From microarray data, which tools of pattern recognition can you apply to identify the genes responsible for diseases?
“During the last decade, the advent of microarray datasets stimulated a new line of research called Bioinformatics. A microarray database is a repository containing micro...
samiul_vai
130
points
1
1
3
asked
Oct 15, 2020
Machine Learning
machine-learning
+
–
1
1 vote
1
1 answer
589
589 views
Can we use a trained model to supervise the other machine learning models?
Is that possible to train a machine using another trained machine?
logic
200
points
1
3
6
asked
Sep 28, 2020
Machine Learning
machine-learning
meta-learning
model
+
–
2
2 votes
0
0 answers
428
428 views
Where can I find illustrative real life machine learning examples (In business, work. etc.)?
Is there a website for finding illustrative real-life examples of using machine learning? For instance: for End to End Machine Learning, End to End Machine Learning, Clas...
logic
200
points
1
3
6
asked
Sep 21, 2020
Machine Learning
machine-learning
resources
+
–
1
1 vote
0
0 answers
340
340 views
Where can I find simple machine learning mathematics explained visually?
Could you please let me know where I can find simple machine learning mathematics explained visually?
logic
200
points
1
3
6
asked
Sep 21, 2020
Machine Learning
machine-learning
math
resources
+
–
0
0 votes
0
0 answers
443
443 views
Looking for program to graph a network with 2 clusters.
I'm a PhD student using qualitative content analysis to look at a number of documents to identify a norm cluster. The structure of the norms I'm trying to look at is that...
WJWright
120
points
1
3
asked
Aug 28, 2020
Programming
programming
qualitative
+
–
3
3 votes
1
answers
1 answer
6.0k
6.0k views
How to update the weights in backpropagation algorithm when activation function in not linear?
The goal of backpropagation is to optimize the weights so that the neural network can learn how to correctly map arbitrary inputs to outputs.Assume for the following neur...
tofighi
116k
points
73
79
101
asked
Aug 10, 2020
Machine Learning
machine-learning
deep-learning
neural-network
backpropagation
back-propagation
ml-exercise
ml-final
ele888-final
+
–
2
2 votes
1
answers
1 answer
6.6k
6.6k views
How to calculate the class probabilities and classify using Naive Bayes classifier?
We have data on 1000 pieces of fruit. The fruit being a Banana, Orange or some Other fruit and imagine we know 3 features of each fruit, whether it’s long or not, sweet o...
tofighi
116k
points
73
79
101
asked
Aug 10, 2020
Machine Learning
machine-learning
naive-bayes
ml-exercise
ele888-final
ai-final
+
–
1
1 vote
0
0 answers
527
527 views
How to print confusion matrix if I am using stratifiedkfold method?
Ziva
230
points
5
5
9
asked
Aug 6, 2020
Python
python
machine-learning
+
–
0
0 votes
0
0 answers
532
532 views
I am facing the error after importing torch module in python. How can I solve it? The error link is given below
https://ibb.co/MgXvrkL
Ziva
230
points
5
5
9
asked
Jul 31, 2020
Python
python
+
–
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