By: Ajda Pretnar, Jun 28, 2019
Orange at 32nd Bled eConference
We held a short workshop covering the basics of Data Science for the participants of the 32nd Bled eConference. We focused on predictive modeling and explorations of predictions.
Orange Blog
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Categories:
- orange3
- visualization
- analysis
- addons
- workshop
- education
- classification
- examples
- data
- gsoc
By: Ajda Pretnar, Jun 3, 2019
Gene Expression Profiles with Line Plot
Line Plot shows profiles of data instances – each instance is a line in the plot and its profile are values across all variables in the data. We show how to explore gene expression profiles.
By: Ajda Pretnar, May 18, 2019
Business Case Studies with Orange
At the latest workshop in Italy we taught the participants how to identify relevant business use cases and how to predict, which employees are most likely to resign in the future.
By: Blaz Zupan, Apr 24, 2019
Orange at GIS Ostrava
In late March 2019, we have been invited to present Orange during a GIS Ostrava conference. We have shown how to work with geospatial data in Orange.
By: Blaz Zupan, Mar 8, 2019
The Changing Status Bar
We are constantly optimizing Orange's look-and-feel. New features in the status bar will simplify the user interface. We are getting rid of the infobox on the top of the control tab, and moving it to the status bar.
By: Blaz Zupan, Mar 1, 2019
Single-Cell Data Science for Everyone
We have been in Pavia, Italy, to carry out a five-hour workshop covered both the essentials of data analysis and single cell analytics. The topics included working with marker genes, differential expression analysis, and interpretation of clusters through gene ontology analysis.
By: Ajda Pretnar, Jan 28, 2019
The Mystery of Test & Score
Test & Score widget is used for evaluating model performance, but what do the methods do? We explain cross validation, random sampling, leave one out and cross validation by feature in a few lines.
By: Ajda Pretnar, Jan 4, 2019
How to Abuse p-Values in Correlations
We have all attended Statistics 101, and we know that you can never trust correlation coefficients without looking at p-values to check that these correlations are real, right? So why on Earth doesn’t Orange show them?
By: Ajda Pretnar, Dec 21, 2018
Scatter Plots: the Tour
Scatter Plot has recently been renovated (under the hood and in GUI), so now it is time to present some essential tricks for working with the cool visualization!
By: IRGOLIC, Nov 22, 2018
Orange is Getting Smarter
In the past few months, Orange has been getting smarter and sleeker. Since version 3.15.0, Orange remembers which distinct widgets users like to connect, adjusting the sorting on the widget search menu accordingly. Additionally, there is a new look for the Edit Links window coming soon. Orange recently implemented a basic form of opt-in usage tracking, specifically targeting how users add widgets to the canvas. Word cloud of widget popularity in Orange.