GraphLab | shows visually how several graph algorithms work
kandi X-RAY | GraphLab Summary
kandi X-RAY | GraphLab Summary
is a Java Swing application that shows visually how works several graph algorithms. The application has several tabs, each of them showing a particular algorithm; each tab has a control panel on the right that let the user start the execution, stop it and create new graphs using sliders for deciding how many random nodes/edges to create and if directed or not. The user can also set a specific node as the starting node or move the nodes along the canvas just by dragging and dropping them on another position.
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Top functions reviewed by kandi - BETA
- Override paint to paint a component
- Draw a single node
- Draws the shortest path
- Draws an edge on the source node
- Traverses the paths between two paths
- Swaps two nodes in the specified list
- Returns whether the given node is a valid path
- Compares this node with the specified value
- Change the operation as finished
- Set the operation as finished
- Calculates the nearest neighbor of the given graph
- Determines if the current node is in the given node
- Iterates through all connected components in the graph
- Run a breadth - first search
- Performs krusk - k - k - k - krusal algorithm
- Reset the node
- Handle a mousemove event
- Start the background processing
- Start the traversal
- Checks if this edge is equal to the given object
- Reset the slider
- Creates the status panel
- Aggregates all the edges of the given graph
- Browse a graph of edges
GraphLab Key Features
GraphLab Examples and Code Snippets
Community Discussions
Trending Discussions on GraphLab
QUESTION
Is there a open source function to compute moving z-score like https://turi.com/products/create/docs/generated/graphlab.toolkits.anomaly_detection.moving_zscore.create.html. I have access to pandas rolling_std for computing std, but want to see if it can be extended to compute rolling z scores.
...ANSWER
Answered 2017-Nov-07 at 23:02rolling.apply
with a custom function is significantly slower than using builtin rolling functions (such as mean and std). Therefore, compute the rolling z-score from the rolling mean and rolling std:
QUESTION
I have installed Anaconda3 on a Windows 8.1 Laptop and wanted to install GraphLab-Create 2.1. When I follow the Installation procedure from Turi, an Anaconda2 is installed as well, which is not what I want.
From within Anaconda3 Navigator 1.8.3 I created a new Environment called "gl-env", by selecting packages Python 2.7. From within Anaconda Navigator I opened a terminal in the gl-env. As described on https://turi.com/download/install-graphlab-create-command-line.html I checked the pip Version: 10.0.1 Then I entered the pip command as described in Step 5: "Install GraphLab Create". I have a valid product key.
The Installation proceeds until an error message: "Cannot uninstall 'certifi'. It is a distutils installed Project and thus we cannot accurately determine which files belog to it which would lead to only a partial uninstall".
I tried to uninstall 'certifi' from the gl-env in Anaconda Navigator, but it gave me 51 packages which would be uninstalled as well. And after doing that, the GraphLab Create Installation process didn't even start.
Any ideas?
...ANSWER
Answered 2018-May-04 at 06:31There's a dependancy between pip 10.0.1 and certifi, try downgrading your pip to version 9.0.1 and then install graphlab.
To downgrade:
pip install pip==9.0.1
QUESTION
I have a large dataset (several millions of rows) that i want to use for graph analysis. After data preparation and cleaning, the data is now in a python format (pandas dataframe).
For the sake of graph analysis, i am using Stanford Network Analysis Project (SNAP). The reason that i am using SNAP, even though other frameworks are also available such as networkx or GraphLab is that SNAP can handle very large graphs.
But SNAP uses different types of data structure that we are used to when using pandas. It uses Vectors, Hashtables, and Pairs.
https://snap.stanford.edu/snappy/doc/tutorial/tutorial.html
I find a difficulty converting from dataframe format to any of these. what i am doing currently is that i convert the dataframe to a text format first, saving it on the hard disk and read it again from SNAP using snap.LoadEdgeListStr
https://snap.stanford.edu/snappy/doc/reference/LoadEdgeListStr1.html?highlight=loadedgeliststr
is there a way for direct conversion between the two formats, so i don't need to do the same process every time?
...ANSWER
Answered 2018-Aug-16 at 08:54If you wish to convert a pandas dataframe to a SNAP graph in-memory, you could create a new graph and fill it with nodes and edges as follows:
QUESTION
I tried to install GraphLab Create, so I created a new Anaconda environment, but it shows missing dependencies. I have no idea on how to remove it.
Terminal:
...ANSWER
Answered 2018-Dec-10 at 10:37run command "conda update conda" , this will update the package manager then run your command again. I was facing the same issue and this solved it for me.
QUESTION
I have Python 3.6 installed on my windows computer. I just installed GraphLab Create and now when I open up my Jupyter Notebooks, it shows Python 2 instead of Python 3 which it always was before. How do I go about changing it back to Python 3 in the easiest possible way? Thank you
...ANSWER
Answered 2018-Jul-30 at 15:03Add the correct version of python(in this case python3) to your windows PATH variable
Once you have the PATH variable setup you should be able to start python3 interpreter from the windows command prompt whenever you type python
Now when you type jupyter notebook
from the terminal it should start the python3 kernel by default
QUESTION
I am having issues with Apple Turi Create and image classifier. I have successfully created a model with 22 categories. I have recently added 5 more categories and console is giving me error warning
...ANSWER
Answered 2018-May-21 at 20:31data.dropna()
isn't done in place, you need to write it: data = data.dropna()
See documentation here https://apple.github.io/turicreate/docs/api/generated/turicreate.SFrame.dropna.html
QUESTION
I'm trying to setup a proxy on a scrapy project. I followed te instructions from this answer:
"1-Create a new file called “middlewares.py” and save it in your scrapy project and add the following code to it:"
...ANSWER
Answered 2018-May-03 at 06:48Enable HttpProxyMiddleware and pass proxy url in request meta.
Spider
QUESTION
I am trying with the recommender system,I have installed graphlab and got product key and all. After loading the dataset it shows all the info of dataset but when I try to use graphlab it is showing error AttributeError: 'module' object has no attribute 'SFrame'. I tried to restart kernel and update Conda as well.
...ANSWER
Answered 2018-Mar-20 at 08:50You might require to check if the library graphlab is updated and compatible with your current python version. Changes on built-in libraries from python 2x to 3x are likely to cause issues like this one.
QUESTION
I'm testing graphlabe create with following
...ANSWER
Answered 2018-Mar-01 at 06:48Your ''
is either None
nor NaN
:
QUESTION
This code looks like it should be invalid, but python 2.7 seems to accept it as valid:
...ANSWER
Answered 2018-Jan-30 at 08:29Python's booleans are simply subclasses of int. True is equivalent to 1, and False to 0.
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
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Install GraphLab
You can use GraphLab like any standard Java library. Please include the the jar files in your classpath. You can also use any IDE and you can run and debug the GraphLab component as you would do with any other Java program. Best practice is to use a build tool that supports dependency management such as Maven or Gradle. For Maven installation, please refer maven.apache.org. For Gradle installation, please refer gradle.org .
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