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Software Handover Handing over code to another person or another team is a pretty common task. You might simply get other tasks or even get another project. So, what should be done for a good handover? Preparation The first phase of the handover is preparation on your side. Make the project shine … Read More »

Data Scientist Interviews Interviews for Data Scientists - which traits and skills are important for a Data Scientist? Which questions should you be able to answer as a Data Scientist? Skillset The following is a typical skillset I expect from a data scientist. It might be that there are some data scientists with a … Read More »

Stages of Software Development Pythons Trove Classifiers have 7 stages of software development: Development Status :: 1 - Planning Development Status :: 2 - Pre-Alpha Development Status :: 3 - Alpha Development Status :: 4 - Beta Development Status :: 5 - Production/Stable Development Status :: 6 - Mature Development Status :: 7 - Inactive In this mini-article I try to describe what those stages are. Semantic … Read More »

Feature Importance Trust is important for a Data Scientist. If you are in a position where you can apply a classification / regression model where the company used rules before, you have to be able to build trust why your model is better than the old system. Stakeholders want to understand what the … Read More »

Data Science Project Guide Data Science projects are either pur analytics projects, or Software projects, or both. Three typical data science project phases are understanding the data, creating a software component and then a story telling part: Typical Data Science project phases There are two other steps which I left out as I don't … Read More »

Data Science - An Overview Data Science recently became popular. Currently are 154 open job positions on Indeed.com for Data Scientists in Munich. To put it into context: There are 186 Android developer positions open, 527 Dev Ops, 753 frontend, 812 backend. So it's still fairly small, but in the same ballpark. I wanted … Read More »

Python Packages This article is about Python packages I use. Some of them are well known, others might be new to you. Let me know if I missed some that are important to you. Data Science Data Formats Pypdf2 HDF5: read & write msgpack: read & write PyYAML Data Analysis matplotlib seaborn Pandas: Data … Read More »

Ikea Pax Ikeas Pax system is a modular wardrobe system. I bought: 901.839.91: PAX Korpus Kleiderschrank: 236cm x 50cm x 58cm (H x W x D) 902.568.93: Komplement Kleiderstange 502.463.06: Komplement Schublade 702.779.81: Komplement Boden It was nice to combine with MALM: 203.598 … Read More »

Regression Today, I played a bit with the International airline passengers dataset. It's only feature is a date given by year and month. One should predict the number of passengers (in thousands). Code See Github. Scoring functions In the following, \(y\) is the ordered list of target, \(y^P\) is the …if (!document.getElementById('mathjaxscript_pelican_#%@#[email protected]#')) { var align = "center", indent = "0em", linebreak = "false"; if (false) { align = (screen.width Read More »

Prague Prague is the capital of the Czech Republic. Getting there I chose to get to Prague by bus as it's only about 390km by car / bus. I recommend to have a look at busliniensuche.de to find a good bus, although the market is dominated by Flixbus. Getting to Prague … Read More »