All Questions
15 questions
1
vote
2
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301
views
Does it make sense to tune a model in scikit-learn and copy/paste the parameters into Rust's linfa?
I have a situation where my data can only be read from in a hosted Python environment, due to data security reasons. However, I am constrained to run ML models in a Rust environment due to work-...
- 111
1
vote
0
answers
25
views
How to estimate a best fitting line that separates variables on a scatterplot by some third binary outcome variable with 95% accuracy?
0
I've been thinking about this and haven't found a non-brute force method of doing it. I have a series of scatterplots depicting the relationship between two predictor variables and a third binary ...
- 27
1
vote
0
answers
168
views
How to make Support Vector Machine source code without using libraries in R? [closed]
I want to estimate w and b using loops and functions. I also want to predict new variables. I need simple scratch code to understand the mathematics behind the Support Vector Machine.
- 11
1
vote
1
answer
783
views
0
votes
1
answer
27
views
What do each of the three SVM classes in R represent?
Inspired by this post, I took a look at this doc
SVN in R output this:
...
- 623
1
vote
1
answer
315
views
SVM model classifying into one class only, after standardization
I'm trying to use SVM in R (e1071 package) to classify samples as normal or tumor. I have two separate data sets - Training (~50 samples, 100 features) and Test (~60 samples). These data sets are ...
- 51
4
votes
2
answers
1k
views
How can I use two different datasets as a training model for svm
I know that you're supposed to scale your test data using the parameters (mean and stdev) from your training data. This is relatively simple; but what if the number of samples is limited in one ...
- 51
1
vote
1
answer
418
views
Tuning svm and cart hyperparameters
I am trying to optimize the hyperparameters of SVM and CART with tune() function of e1071 R package, but I have a doubt.
Should I tune the parameters on the training data, fit the model on the ...
- 155
1
vote
0
answers
742
views
How to make a hybrid ARIMA and SVMs model in R
I want to combine 2 awesome models for data prediction / forecast - an ARIMA and an SVMs model, and thus I want to reduce standard error for the hybrid model. Currently, here's a graph showing them in ...
- 111
3
votes
2
answers
2k
views
XGBoost Classification Probabilities higher than RF or SVM?
I am using Random Forests, XGBoost and SVMs to classify whether the home team wins or the away team wins their bowl game (in college football). I trained the models on all the games during the season.
...
- 133
0
votes
1
answer
77
views
In R, can I integrate different classifying algorithms in one bagging model?
I use R to do data analysis. I have a dataset. When I use different classifying algorithms, such as random forest, SVM, etc, I have the different accuracy. So, I want to integrate all the algorithms ...
- 207
6
votes
2
answers
1k
views
Classifying survey response text SVM
I have 800 responses to an open-ended survey question. Each response is categorized into 3 categories based on a list of 70 categories. These categories are things like "stronger leadership", "better ...
- 83
1
vote
0
answers
211
views
Huge discrepancies in Logistic Regression and SVM using HOG features to identify an Object
I am doing some research on Logistic regression and SVM using different parameters using HOG features. I am facing a bit of problem while understanding each classifier with combination of different ...
- 111
3
votes
3
answers
8k
views
Visualizing Support Vector Machines (SVM) with Multiple Explanatory Variables
I was wondering if anyone was aware of any methods for visualizing an SVM model where there are more than three continuous explanatory variables. In my particular situation, my response variable is ...
- 158
2
votes
3
answers
1k
views
Choosing the right data mining method to find the effect of each parameter over the target
I am dealing with a lot of categorical data right now and I would like to use an appropriate data mining method in any tool [preferably R] to find the effect of each parameter [categorical parameters] ...
- 1,065