Articles by Vasileios Tsakalos

Data wrangling : Transforming (3/3)

August 2, 2017 | Vasileios Tsakalos

Data wrangling is a task of great importance in data analysis. Data wrangling, is the process of importing, cleaning and transforming raw data into actionable information for analysis. It is a time-consuming process which is estimated to take about 60-80% of analyst’s time. In this series we will go ... [Read more...]

Data wrangling : Transforming (2/3)

July 19, 2017 | Vasileios Tsakalos

Data wrangling is a task of great importance in data analysis. Data wrangling, is the process of importing, cleaning and transforming raw data into actionable information for analysis. It is a time-consuming process which is estimated to take about 60-80% of analyst’s time. In this series we will go ... [Read more...]

Data wrangling : Transforming (1/3)

July 5, 2017 | Vasileios Tsakalos

Data wrangling is a task of great importance in data analysis. Data wrangling, is the process of importing, cleaning and transforming raw data into actionable information for analysis. It is a time-consuming process which is estimated to take about 60-80% of analyst’s time. In this series we will go ... [Read more...]

Data wrangling : Reshaping

June 22, 2017 | Vasileios Tsakalos

Data wrangling is a task of great importance in data analysis. Data wrangling, is the process of importing, cleaning and transforming raw data into actionable information for analysis. It is a time-consuming process which is estimated to take about 60-80% of analyst’s time. In this series we will go ... [Read more...]

Data wrangling : I/O (Part-2)

June 7, 2017 | Vasileios Tsakalos

Data wrangling is a task of great importance in data analysis. Data wrangling, is the process of importing, cleaning and transforming raw data into actionable information for analysis. It is a time-consuming process which is estimated to take about 60-80% of analyst’s time. In this series we will go ... [Read more...]

Data wrangling : I/O (Part-1)

May 24, 2017 | Vasileios Tsakalos

Data wrangling is a task of great importance in data analysis. Data wrangling, is the process of importing, cleaning and transforming raw data into actionable information for analysis. It is a time-consuming process which is estimated to take about 60-80% of analyst’s time. In this series we will go ... [Read more...]

Data science for Doctors: Cluster Analysis Exercises

April 21, 2017 | Vasileios Tsakalos

Data science enhances people’s decision making. Doctors and researchers are making critical decisions every day. Therefore, it is absolutely necessary for those people to have some basic knowledge of data science. This series aims to help people that are around medical field to enhance their data science skills. We ... [Read more...]

Data Science for Doctors – Part 3 : Distributions

February 13, 2017 | Vasileios Tsakalos

Data science enhances people’s decision making. Doctors and researchers are making critical decisions every day. Therefore, it is absolutely necessary for those people to have some basic knowledge of data science. This series aims to help people that are around medical field to enhance their data science skills. This ... [Read more...]

Data Science for Doctors – Part 1 : Data Display

January 29, 2017 | Vasileios Tsakalos

Data science enhances people’s decision making. Doctors and researchers are making critical decisions every day, so it is obvious that those people must have a substantial knowledge of data science. This series aims to help people that are around medical field to enhance their data science skills. We will ... [Read more...]
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