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.
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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.
By: AJDA, Nov 6, 2018
Data Mining for Anthropologists?
This weekend we were in Lisbon, Portugal, at the Why the World Needs Anthropologists conference, an event that focuses on applied anthropology, design, and how soft skills can greatly benefit the industry. I was there to hold a workshop on Data Ethnography, an approach that tries to combine methods from data science and anthropology into a fruitful interdisciplinary mix! Data Ethnography workshop at this year’s Why the World Needs Anthropologists conference.
By: AJDA, Oct 5, 2018
Orange Now Speaks 50 Languages
In the past couple of weeks we have been working hard on introducing a better language support for the Text add-on. Until recently, Orange supported only a limited number of languages, mostly English and some bigger languages, such as Spanish, German, Arabic, Russian… Language support was most evident in the list of stopwords, normalization and POS tagging. Related: Text Workshops in Ljubljana Stopwords come from NLTK library, so we can only offer whatever is available there.