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Extending the Classical Test Theory with Circular Performance Model
By Mladen Jovanovic on 13/01/2020In this video, I will go more into these details and also provide an extension of this model, which I termed Circular Performance Model (CPM). CPM, in my opinion, better represent performance phenomenology we experience as coaches and athletes.
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Predicting non-contact hamstring injuries by using training load data and machine learning models
By Mladen Jovanovic on 17/12/2018Research has shown that there is an association between training load and likelihood of suffering non-contact injuries. But can we predict the injury? In this paper I have tried to predict non-contact hamstring injury by using two seasons day-to-day training load data.
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Balancing Physical & Tactical Load in Soccer: A Holistic Approach – Part 3
By Efthymios Kyprianou on 07/12/2018In the third and last part of this article series, we will outline and elaborate on the most essential aspects each professional must consider, when designing a weekly plan.
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Balancing Physical & Tactical Load in Soccer: A Holistic Approach – Part 2
By Efthymios Kyprianou on 03/11/2018Sometimes, coaches tend to overcomplicate their work with fancy equipment and ideas but in the end, they forget their initial target. Coaches should know their strengths and weaknesses and adjust their philosophy way of playing according to the team they are working with.
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Balancing Physical & Tactical Load in Soccer: A Holistic Approach – Part 1
By Efthymios Kyprianou on 07/10/2018Efthymios Kyprianou and Francesco Farioli wrote exceptional artical for coaches working in soccer or any other team sport. This artical is outstanding resource for every coach out there willing to understand working and planning in team sports from holistic (systemic) viewpoint.
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Simple Sensitivity Analysis with R
By Mladen Jovanovic on 13/09/2018A sensitivity analysis is a technique used to determine how different values of an independent variable impact a particular dependent variable under a given set of assumptions. This technique is used within specific boundaries that depend on one or more input variables, such as the effect that changes in interest rates have on bond prices.
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Data Preparation for Injury Prediction
By Mladen Jovanovic on 23/08/2018I have recently wrote a technical note (actually a video) for Sport Performance and Science Reports journal regarding Data Preparation for Injury Prediction. Both data and R core are available on GitHub repository.
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Contemporary Factors Impacting Match Performances Of Elite Soccer Players
By Mladen Jovanovic on 07/06/2018I accidentally stumbled on this outstanding piece of work on Twitter, thanks to Paul Glazier’s tweet. I am more than happy that this thesis is publicly available from the Uni and thanks to the author, Michael D. Bush for outstanding research and writing.
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Profiling Issues – Mind Your Target Variable
By Mladen Jovanovic on 30/05/2018This is VERY IMPORTANT concept and if you are doing any type of profiling, I urge you to watch this video.
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Bootstrap Magnitude Based Predictions (BMBP)
By Mladen Jovanovic on 20/05/2018There has been a lot of fuss regarding Magnitude Based Inference (MBI) lately, peaking with the recent article and video by Kristin Sainani. The originators of MBI, Will Hopkins and Alan Batterham, recently posted their commentary of the critiques at sportsci.org. With the video below I wanted to give my opinion, but also provide rationale for “novel” techniques, that...
