svm

 by   pollo Python Version: Current License: No License

kandi X-RAY | svm Summary

kandi X-RAY | svm Summary

svm is a Python library. svm has no bugs, it has no vulnerabilities and it has low support. However svm build file is not available. You can download it from GitHub.

svm
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            kandi-support Support

              svm has a low active ecosystem.
              It has 0 star(s) with 0 fork(s). There are 2 watchers for this library.
              OutlinedDot
              It had no major release in the last 6 months.
              svm has no issues reported. There are no pull requests.
              It has a neutral sentiment in the developer community.
              The latest version of svm is current.

            kandi-Quality Quality

              svm has 0 bugs and 0 code smells.

            kandi-Security Security

              svm has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.
              svm code analysis shows 0 unresolved vulnerabilities.
              There are 0 security hotspots that need review.

            kandi-License License

              svm does not have a standard license declared.
              Check the repository for any license declaration and review the terms closely.
              OutlinedDot
              Without a license, all rights are reserved, and you cannot use the library in your applications.

            kandi-Reuse Reuse

              svm releases are not available. You will need to build from source code and install.
              svm has no build file. You will be need to create the build yourself to build the component from source.
              It has 143 lines of code, 20 functions and 3 files.
              It has high code complexity. Code complexity directly impacts maintainability of the code.

            Top functions reviewed by kandi - BETA

            kandi has reviewed svm and discovered the below as its top functions. This is intended to give you an instant insight into svm implemented functionality, and help decide if they suit your requirements.
            • Solve the optimization problem .
            • Initialize the kernel .
            • Calculate a radial kernel
            • Create a linear kernel function .
            • Computes a polynomial kernel function .
            • Return a kernel for sigmoid kernels .
            Get all kandi verified functions for this library.

            svm Key Features

            No Key Features are available at this moment for svm.

            svm Examples and Code Snippets

            No Code Snippets are available at this moment for svm.

            Community Discussions

            QUESTION

            ML accuracy for a particular group/range
            Asked 2022-Mar-08 at 14:53

            General terms that I used to search on google such as Localised Accuracy, custom accuracy, biased cost functions all seem wrong, and maybe I am not even asking the right questions.

            Imagine I have some data, may it be the:

            1. The famous Iris Classification Problem
            2. Pictures of felines
            3. The Following Dataset that I made up on predicting house prices:

            In all these scenario, I am really interested in the accuracy of one set/one regression range of data.

            1. For irises, I really need Iris "setosa" to be classified correctly, really don't care if Iris virginica and Iris versicolor are all wrong.

            2. for Felines, I really need the model to tell me if you spotted a tiger (for obvious reason), whether it is a Persian or ragdoll or not I dont really care.

            3. For the house prices one, i want the accuracy of higher-end houses error to be minimised. Because error in those is costly.

            How do I do this? If I want Setosa to be classified correctly, removing virginica or versicolour both seem wrong. Trying different algorithm like Linear/SVM etc are all well and good, but it only improves the OVERALL accuracy. But I really need, for example, "Tigers" to be predicted correctly, even at the expense of the "overall" accuracy of the model.

            Is there a way to have a custom cost-function to allow me to have a high accuracy in a localise region in a regression problem, or a specific category in a classification problem?

            If this cannot be answered, if you could just point me to some terms that i can search/research that would still be greatly appreciated.

            ...

            ANSWER

            Answered 2022-Mar-08 at 14:53

            You can use weights to achieve that. If you're using the SVC class of scikit-learn, you can pass class_weight in the constructor. You could also pass sample_weight in the fit-method.

            For example:

            Source https://stackoverflow.com/questions/71379987

            QUESTION

            Unpickle instance from Jupyter Notebook in Flask App
            Asked 2022-Feb-28 at 18:03

            I have created a class for word2vec vectorisation which is working fine. But when I create a model pickle file and use that pickle file in a Flask App, I am getting an error like:

            AttributeError: module '__main__' has no attribute 'GensimWord2VecVectorizer'

            I am creating the model on Google Colab.

            Code in Jupyter Notebook:

            ...

            ANSWER

            Answered 2022-Feb-24 at 11:48

            Import GensimWord2VecVectorizer in your Flask Web app python file.

            Source https://stackoverflow.com/questions/71231611

            QUESTION

            Creating nested columns in python dataframe
            Asked 2022-Feb-20 at 15:56

            I have 3 columns namely Models(should be taken as index), Accuracy without normalization, Accuracy with normalization (zscore, minmax, maxabs, robust) and these are required to be created as:

            ...

            ANSWER

            Answered 2022-Feb-20 at 13:01

            There's a dirty way to do this, I'll write about it till someone answers with a better idea. Here we go:

            Source https://stackoverflow.com/questions/71193085

            QUESTION

            How can I align a justified button with the divider line below?
            Asked 2022-Feb-15 at 21:37

            I would like to get this:

            Currently, the button is not aligned like the horizontal bar.

            I would like to placed this button correctly and avoid spacing.

            I'm interested, if you have a solution in bootstrap 4 or bootstrap 5.

            Thanks a lot for your help

            ...

            ANSWER

            Answered 2022-Feb-15 at 20:22

            This does not necessarily have to do with Bootstrap.

            You are implying width: 97% to .separator-breadcrumb, so it does not use all the available space.

            In order to fix it, replace line:

            Source https://stackoverflow.com/questions/71132782

            QUESTION

            SVM performance not consistent with AUC score
            Asked 2022-Feb-13 at 03:32

            I have a dataset that contains information about patients. It includes several variables and their clinical status (0 if they are healthy, 1 if they are sick). I have tried to implement an SVM model to predict patient status based on these variables.

            ...

            ANSWER

            Answered 2022-Feb-13 at 03:32

            Did you look at the probabilities versus the fitted values? You can read about how probability works with SVM here.

            If you want to look at the performance you can use the library DescTools and the function Conf or with the library caret and the function confusionMatrix. (They provide the same output.)

            Source https://stackoverflow.com/questions/71093276

            QUESTION

            native-image says "unknown type name 'uint8_t'" during compilation
            Asked 2022-Feb-06 at 12:57

            I'm getting this error:

            ...

            ANSWER

            Answered 2022-Feb-06 at 12:57
            Possible solution

            Please, consider trying to follow the instruction from quarkus/faq.adoc at main · quarkusio/quarkus:

            1. Native compilation

            Native executable fails on macOS with error: unknown type name 'uint8_t'

            Your macOS has the wrong *.h files compared to the OS and no gcc compilation will work. This can happen when you migrate from versions of the OS. See Cannot compile any C++ programs; error: unknown type name 'uint8_t'

            The solution is to

            • sudo mv /usr/local/include /usr/local/include.old
            • Reinstall XCode for good measure
            • (optional?) brew install llvm
            • generally reinstall your brew dependencies with native compilation

            The executable should work now.

            The purpose of (the idea behind) renaming the include directory (from include to include.old) seems to be explained in the answer.

            Additional references

            Source https://stackoverflow.com/questions/70745152

            QUESTION

            how do I format my dataframe for multiclass svm
            Asked 2022-Feb-03 at 18:57

            I have a huge dataframe that I want to run a multi class svm model on but I am confused on how to format the dataframe to do so. This is what the dataframe looks like:

            x y class x1 y1 1 x2 y2 2 x3 y3 3 x4 y4 4 etc etc etc

            How do I actually run the data on an svm model? thanks

            ...

            ANSWER

            Answered 2022-Feb-03 at 18:49

            QUESTION

            partial tucker decomposition
            Asked 2021-Dec-28 at 21:06

            I want to apply a partial tucker decomposition algorithm to minimize MNIST image tensor dataset of (60000,28,28), in order to conserve its features when applying another machine algorithm afterwards like SVM. I have this code that minimizes the second and third dimension of the tensor

            ...

            ANSWER

            Answered 2021-Dec-28 at 21:05

            So if you look at the source code for tensorly linked here you can see that the documentation for the function in question partial_tucker says:

            Source https://stackoverflow.com/questions/70466992

            QUESTION

            Building Quarkus Native issue
            Asked 2021-Dec-27 at 16:49

            I'm trying to build Quarkus Native app but I'm getting access denied during process build inside Docker. I'm following this doc

            Dockerfile:

            ...

            ANSWER

            Answered 2021-Dec-27 at 16:49

            The issue was caused by WORKDIR clause before copy instruction.

            Fixed Dockerfile:

            Source https://stackoverflow.com/questions/70475982

            QUESTION

            Plotting the ROC curve for a multiclass problem
            Asked 2021-Dec-09 at 13:16

            I am trying to apply the idea of sklearn ROC extension to multiclass to my dataset. My per-class ROC curve looks find of a straight line each, unline the sklearn's example showing curve's fluctuating.

            I give an MWE below to show what I mean:

            ...

            ANSWER

            Answered 2021-Dec-08 at 18:12
            • Point is that you're using predict() rather than predict_proba()/decision_function() to define your y_hat. This means - considering that the threshold vector is defined by the number of distinct values in y_hat (see here for reference), that you'll have few thresholds per class only on which tpr and fpr are computed (which in turn implies that your curves are evaluated at few points only).

            • Indeed, consider what the doc says to pass to y_scores in roc_curve(), either prob estimates or decision values. In the example from sklearn, decision values are used to compute the scores. Given that you're considering a RandomForestClassifier(), considering probability estimates in your y_hat should be the way to go.

            • What's the point then of label-binarizing the output? The standard definition for ROC is in terms of binary classification. To pass to a multiclass problem, you have to convert your problem into binary by using OneVsAll approach, so that you'll have n_class number of ROC curves. (Observe, indeed, that as SVC() handles multiclass problems in a OvO fashion by default, in the example they had to force to use OvA by applying OneVsRestClassifier constructor; with a RandomForestClassifier you don't have such problem as that's inherently multiclass, see here for reference). In these terms, once you switch to predict_proba() you'll see there's no much sense in label binarizing predictions.

            Source https://stackoverflow.com/questions/70278059

            Community Discussions, Code Snippets contain sources that include Stack Exchange Network

            Vulnerabilities

            No vulnerabilities reported

            Install svm

            You can download it from GitHub.
            You can use svm like any standard Python library. You will need to make sure that you have a development environment consisting of a Python distribution including header files, a compiler, pip, and git installed. Make sure that your pip, setuptools, and wheel are up to date. When using pip it is generally recommended to install packages in a virtual environment to avoid changes to the system.

            Support

            For any new features, suggestions and bugs create an issue on GitHub. If you have any questions check and ask questions on community page Stack Overflow .
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