STRmix Advanced Workshop, Lausanne, Switzerland, 29-30 July 2019

Friday, 24 May 2019

Spaces are limited, so please download the registration form by clicking here [PDF, 96 KB], and then email it to before 7 July 2019 to register your interest (1 form per participant).  This training is in the latest major version release of STRmix™, and is open for attendance by scientific experts that have received STRmix™ user training and have casework experience using the software. Attendance will be confirmed once minimum attendee numbers are met.

Location:  University Center Romand Medicine Légale (CURML), Ch. de la Vulliette 4, 1000 Lausanne, Switzerland. Hotel recommendations will be provided soon.

Workshop price: 650€ per participant

Overview:  Led by Dr John Buckleton, this workshop will provide participants with additional insight into the molecular models and mathematics on which STRmix™ is based as well as the application of a number of the software functionalities.  This training will include ‘by hand’ exercises to recreate some of the calculations performed by STRmix™ under the guidance of the instructors.  Participants will benefit from having a good working knowledge of Microsoft excel.

 Draft schedule (subject to minor changes):



Day 1

Day 2


0900 - 0930

1. Introduction

Day 1 review


2. STRmix™ refresher.

9. Mixture ratio (Mx) priors - how and when to use


0930 - 1000


3. The biological model (DRBAT).


1000 - 1030

10. Extended output exercise II - Penalties


1030 - 1100


1100 - 1130

4. MCMC game.

11. . STRmix™ Hd true tester including importance sampling


1130 - 1200


1200 - 1300




1300 - 1330

5. Model Maker

12. Familial searching and introduction to DBLR


1330 - 1400


13. Recent STRmix™ support team troubleshooting case studies


1400 - 1430

6. Overview of the MCMC process; Pre-burnin, Burnin and Post-burnin


1430 - 1500

13. Introduction to STRmix™ major version release including generalised stutter and varNOC


1500 - 1530

7. Extended output exercise - calculating expected peak heights.


1530 - 1600

14. Experience in courts


8. STRmix™ output and diagnostics.  GR, Log(likelihood), c2 and k2 calculations


1600  - 1630


1630 +


15. Wrap-up & Close



A STRmix™ evaluation licence will be provided.  The evaluation version installation will be a remote installation of STRmix approximately a week before the start of the workshop.  A laptop is required during the workshop and the specifications are as follows:


Minimum specifications

Recommended specifications

Intel core 2 (Quad core) processor

Intel core i5, i7 processor  or better



300MB free HDD space

300MB free HDD space

Minimum of 2 cores

Minimum of 4 cores

Windows 7 or above

Windows 7 Professional 64 bit

 Note:  Please ensure that your PC has USB access.

Software specifications:

  • Windows 7 service pack 1, Windows 8.1 or Windows 10
  • MS Excel and Adobe Acrobat Reader.
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