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Semantive partners with Databricks

Semantive partners with Databricks   One of the perks of working at Semantive is the number of opportunities to travel abroad. At July 2018 three of us traveled to Paris to polish skills in delivering Apache Spark training during a Train The Trainer (T3) workshop organized by Databricks and lead by a senior instructor. The …

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Demand Forecasting 3: Neural networks

This post is a part of our series exploring different options for long-term demand forecasting. To better understand our journey, you might want to check out our introductory blog post: Long-Term Demand Forecasting Today, we will cover another popular approach to forecasting – using Recurrent Neural Networks (RNNs), in particular LSTMs (Long Short-Term Memory) networks. We believed …

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Demand Forecasting 2: Machine Learning Approach

This is a third post in our series exploring different options for long-term demand forecasting. Today, we will explore different approaches to applying classical machine learning to forecasting problem. To better understand our journey and problem setting, you might want to check out our introductory blog post: Long-Term Demand Forecasting Step by step vs 90 …

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Semantive at Deep Learning Workshops

At Semantive we value both enthusiasm to learn and eagerness to share the knowledge with others. One example of the latter is last Saturday, when Maciej Ociepka and Amadeusz Kosik from Semantive led one day workshop on Deep Learning topic. Deep Learning Deep Learning is a trending topic in Machine Learning that focuses on using …

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Long-term demand forecasting

[mathjax/] Today we begin a short series of posts about the  long-term forecasting using different machine learning techniques. Forecasting sales is a common activity that almost all businesses need, so we decided to dedicate our time to testing different approaches to this problem. We took part in a Kaggle competition to see how various models’ …

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Kaggle Days 2018

This year has seen the first edition of Kaggle Days. The event was a nice opportunity to break in for fresh kagglers – it consisted of two days with kaggle masters. Presentation Day The first day consisted of two parallel tracks – presentations and workshops. One of first presentations given by Mikhail Trofimov overviewed on …

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Converting OVA VM to HyperV format

Virtualization is an useful tool for IT trainers. We use virtual machines for our custom trainings to give our attenders a convenient way to try the technology. However, due to the diversity of VM hypervisors, it also can become a headache: some people have VirtualBox, some people have Hyper-V, others have even different one. In …

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PyData Warsaw 2017

PyData Warsaw 2017 PyData conferences are organized by NumFocus, a nonprofit supporting open source scientific computing (they support Numpy, Pandas, scikit-learn and Jupyter among other things). Warsaw conference took place in Copernicus Science Centre. The conference spanned 3 days - one workshop + two conference days. I didn't attend workshops. Some of them seemed pretty …

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Docker images for Apache Spark

We use both Docker and Apache Spark quite often in our projects. Recently we had to use the newest version of Spark (2.1.0) in one of them in a dockerized environment.  Since – by the time of resolving the issue – we did not find any image satisfying all our needs, we decided to create …

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