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Tutorial: Lift chart - Intro photo

Tutorial: How to establish quality and correctness of classification models? Part 5 – Lift curve

The last part of our tutorial on how to establish quality and correctness of classification models, dedicated to Lift chart.

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Analytical Data Marts – data analyst’s indispensable tool

Information about provided services, customers and transactions can be stored in different database systems and data warehouses, depending on the way in which a company operates. […]

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Data visualization essentials for data scientists

Data visualization essentials for data scientists, How to properly present a Data Mining project?

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roc_curve

How to assess quality and correctness of classification models? Part 4 – ROC Curve

In the previous parts of our tutorial we discussed: Basic notation used in assessing classification models Quantitative quality indicators Confusion Matrix In this fourth part of […]

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internet of things

Internet of Things – new buzzword or real trend?

Internet of Things (IoT), along with Big Data, is the next hot topic that conquers the world by storm and is on the lips of not […]

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Past, present, future of Predictive Analytics – our analysis & findings

Today we would like to share our short analysis on how the idea of Predictive Analytics & Big Data have changed over time and how we see the future of it. We focused on sectors interested in data, available software and skills needed to effectively analyze the data.

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confusion matrix

Tutorial: How to establish quality and correctness of classification models? Part 3 – Confusion Matrix

In the previous parts of the tutorial (part 1, part 2) we introduced quantitative indicators of classification model quality. In the next two parts we will […]

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data_quality_projects

What is data quality all about and how to run a data cleaning project?

Are you considering carrying out or outsourcing a data cleaning project? Find out what our experience tells us about this types of analyses. Data quality problems […]

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Quantitative quality indicators

How to determine the quality and correctness of classification models? Part 2 – Quantitative quality indicators

Basic quantitative quality indicators In the first part of the tutorial we introduced the basic qualitative model quality indicators. Let us recall them now: TP – […]

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