brain.js | 🤖 GPU accelerated Neural networks in JavaScript | Machine Learning library

 by   BrainJS TypeScript Version: 1.4.10 License: MIT

kandi X-RAY | brain.js Summary

kandi X-RAY | brain.js Summary

brain.js is a TypeScript library typically used in Artificial Intelligence, Machine Learning, Nodejs, Neural Network applications. brain.js has no bugs, it has no vulnerabilities, it has a Permissive License and it has medium support. You can download it from GitHub.

brain.js is a GPU accelerated library for Neural Networks written in JavaScript. :bulb: This is a continuation of the harthur/brain, which is not maintained anymore. More info.
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              brain.js has a medium active ecosystem.
              It has 13755 star(s) with 1094 fork(s). There are 247 watchers for this library.
              OutlinedDot
              It had no major release in the last 12 months.
              There are 59 open issues and 519 have been closed. On average issues are closed in 243 days. There are 1 open pull requests and 0 closed requests.
              It has a neutral sentiment in the developer community.
              The latest version of brain.js is 1.4.10

            kandi-Quality Quality

              brain.js has no bugs reported.

            kandi-Security Security

              brain.js has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.

            kandi-License License

              brain.js is licensed under the MIT License. This license is Permissive.
              Permissive licenses have the least restrictions, and you can use them in most projects.

            kandi-Reuse Reuse

              brain.js releases are available to install and integrate.
              Installation instructions, examples and code snippets are available.

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            brain.js Key Features

            No Key Features are available at this moment for brain.js.

            brain.js Examples and Code Snippets

            No Code Snippets are available at this moment for brain.js.

            Community Discussions

            QUESTION

            How to train my brain.js model from a csv file?
            Asked 2021-May-08 at 17:55

            I just learned brain.js and have been using it for quiet a while and now I have an idea for a project. I want to predict house prices for a given area in a specific city and the training data for this is inside a csv file. Now there's a couple of thousand examples in that file for It to learn from so copying/pasting all of it into the code would be a huge amount of work.

            So can anyone please tell me a way of getting the neural network to learn from the csv file without me copy/pasting the data into the code?

            ...

            ANSWER

            Answered 2021-May-08 at 17:55

            You can use a data visualization library like D3.js.

            Here's the homepage for D3.js. You can find documentation, examples, and all the information that you might need about it over here:

            https://d3js.org/

            There are some alternatives as well though my personal recommendation would be D3.js because is super easy to use.

            Refer to this page for alternatives:

            https://www.g2.com/products/d3-js/competitors/alternatives

            Source https://stackoverflow.com/questions/67423743

            QUESTION

            pre-train brain js model
            Asked 2020-Dec-15 at 08:44
            My Question

            I just started learning brain js and developed a model which gives you category based on the input text.

            I want to ask that each time running the model depends on iterations greater the number of iterations the more it will take time but it improves the accuracy of the model.

            Is there any way I can pre-trained my model so it won't let user to wait for the output.

            An example will really help me.

            My Code ...

            ANSWER

            Answered 2020-Dec-15 at 08:44

            You can separate the script into two. In one we train the network with the data, then save it to a JSON file, using the network.toJSON() function.

            In the second, we load the network state from the JSON file using the network.fromJSON() function, then run it against our data.

            train-network.js

            Source https://stackoverflow.com/questions/65301471

            QUESTION

            brain.js problem with importing LSTM network from json
            Asked 2020-Nov-21 at 19:45

            I've made a brain.js LSTM network, predicting addition. Then I saved it to a .json file using net.toJSON() However, it doesn't seem to work. The traindata.json was successfully created, no errors. However, I get an error:

            ...

            ANSWER

            Answered 2020-Nov-21 at 19:45

            I think what might be going on is that what you're passing into BrainJS is not actually JSON.

            In your code, you have this:

            Source https://stackoverflow.com/questions/64660493

            QUESTION

            How do you push a variable into an array multiple times without it changing?
            Asked 2020-Oct-14 at 07:46

            I'm trying to push some values in an array for something called "Brain.js". When storing a variable in the array and later changing it, all the variables that were stored in the array change. Can someone help me make it so they don't change? I'm having much trouble with this.

            Here's an example:

            ...

            ANSWER

            Answered 2020-Oct-13 at 18:52

            Problem is you are updating an existing array a which is already referenced inside first object you pushed. You should create a copy of an existing array if you do not wish to modify it.

            Source https://stackoverflow.com/questions/64341367

            QUESTION

            global beforeRouteLeave mixin not running in nuxt
            Asked 2020-Apr-07 at 07:51

            I am trying to implement a global mixin in nuxt

            this code:

            ...

            ANSWER

            Answered 2020-Apr-07 at 07:51

            solved! i had 2 node_modules folder in my project

            Source https://stackoverflow.com/questions/60918823

            QUESTION

            Why this brain.js script is going too laggy?
            Asked 2020-Feb-07 at 14:11

            Hello i'm following a browser brain.js script's example and this is the example code:

            ...

            ANSWER

            Answered 2020-Feb-04 at 18:49

            You must have the library imported incorrectly. You can see here your code works using the CDN. Specify the number of iterations (the default is 20,000 (see here)) and/or error threshold for faster performance.

            Source https://stackoverflow.com/questions/60062056

            QUESTION

            Can't run brain.js with json file
            Asked 2020-Feb-02 at 11:37

            Trying to load a network from JSON results in an the following error

            Error: Sizes must be set before initializing.

            My js code:

            ...

            ANSWER

            Answered 2020-Feb-02 at 09:43

            fs.readFileSync returns a string according to https://nodejs.org/api/fs.html#fs_fs_readfilesync_path_options

            fs.readFileSync(path[, options])#

            path string | Buffer | URL | integer filename or file descriptor

            options Object | string

            encoding string | null Default: null

            Returns: string | Buffer

            thus, you need to pass your fileContent to JSON.parse to parse your JSON string, the result from fs.readFileSync, to JavaScript value or object before using net.fromJSON eg.

            Source https://stackoverflow.com/questions/60024722

            QUESTION

            BrainJS ReferenceError: brain is not defined
            Asked 2019-Nov-14 at 22:40

            I'm following a tutorial on how to work with neural networks with brain.js when I try to run the code it gives me a ReferenceError: brain is not defined i already installed via npm and have the CDN on the HTML.

            ...

            ANSWER

            Answered 2019-Nov-14 at 22:40

            Try adding the explicit protocol https:// rather than just using //. When I do this, your code works for me.

            Source https://stackoverflow.com/questions/58867297

            QUESTION

            Brain.js import not found
            Asked 2019-Oct-03 at 06:33

            I must be missing a basic setup thing, but I cannot get the examples on brainJS working.

            The examples mention importing a module and then creating a neural net:

            ...

            ANSWER

            Answered 2018-Sep-12 at 15:13

            Are you using Node.js? If so, I believe import isn't supported yet. If you are using Node, you should use:

            Source https://stackoverflow.com/questions/52298008

            QUESTION

            Import data from a .json file to a Brain.js neural network
            Asked 2019-Sep-26 at 16:48

            I want to import data from a data.json file into the neural network (which uses the Brain.js framework).Here is the part which is supposed to bring that data to the network and analyse it:

            ...

            ANSWER

            Answered 2019-Sep-26 at 16:48

            Assuming your data.json file is in the same directory:

            Source https://stackoverflow.com/questions/58096415

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

            Vulnerabilities

            No vulnerabilities reported

            Install brain.js

            Brain.js depends on a native module headless-gl for gpu support. In most cases installing brain.js from npm should just work. However, if you run into problems, this mean prebuilt binaries are not able to download from github repositories and you might need to build it yourself.
            Python 2.7
            XCode
            Python 2.7
            A GNU C++ environment (available via the build-essential package on apt)
            libxi-dev
            Working and up to date OpenGL drivers
            GLEW
            pkg-config
            Python 2.7
            Microsoft Visual Studio Build Tools 2015
            run in cmd: npm config set msvs_version 2015
            run in cmd: npm config set python python2.7

            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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