brain.js | 🤖 GPU accelerated Neural networks in JavaScript | Machine Learning library
kandi X-RAY | brain.js Summary
kandi X-RAY | brain.js Summary
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 Key Features
brain.js Examples and Code Snippets
Community Discussions
Trending Discussions on brain.js
QUESTION
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 17:55You 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:
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:
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 08:44You 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
QUESTION
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 19:45I think what might be going on is that what you're passing into BrainJS is not actually JSON.
In your code, you have this:
QUESTION
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 18:52Problem 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.
QUESTION
I am trying to implement a global mixin in nuxt
this code:
...ANSWER
Answered 2020-Apr-07 at 07:51solved! i had 2 node_modules folder in my project
QUESTION
Hello i'm following a browser brain.js script's example and this is the example code:
...ANSWER
Answered 2020-Feb-04 at 18:49You 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.
QUESTION
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 09:43fs.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.
QUESTION
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 22:40Try adding the explicit protocol https://
rather than just using //
. When I do this, your code works for me.
QUESTION
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 15:13Are you using Node.js? If so, I believe import
isn't supported yet. If you are using Node, you should use:
QUESTION
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 16:48Assuming your data.json file is in the same directory:
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
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Install brain.js
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
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