New introductory tutorial video to using the Behaviour Composer

After more than 4 years the old tutorial has been replaced by this: http://youtu.be/WBCwwZZ0Vn8 And there is a new video demonstrating how to use the tutorial guides: http://youtu.be/SSj1lpV5dLw

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New video of building Schelling’s Segregation Model in the Behaviour Composer

Watch this: http://youtu.be/HALiXCTaoMk It is pretty rough — comments welcome.

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New Behaviour Composer release

Besides fixing several bugs this release provides better support for micro-behaviour web pages hosted on the Modelling4All server. The fundamental problem is that there is no owner of these pages. Consequently if one releases a model using these pages then … Continue reading

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Behaviour Composer release fixes a few bugs

Details at https://code.google.com/p/modelling4all/source/list

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Bug fix release of Behaviour Composer and BC2NetLogo

This release fixes several bugs. Details at https://code.google.com/p/modelling4all/source/list

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Latest Behaviour Composer has new support for using data to create agents

Frequently one needs to create agents based upon data. There is a new micro-behaviour where one just lists the attributes and pastes in the data (for example, copied directly from a spreadsheet) and agents are created initialised by each row of data. … Continue reading

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Latest release of Behaviour Composer moves further from Java applets

This release includes several improvements to BC2NetLogo (which connects the Behaviour Composer directly to NetLogo). It provides support for translation, the Epidemic Game Maker, and the NetLogo view update policy (and changes the default to be tick-based). Also for those … Continue reading

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ABM at the Oxford Conference on Systemic Risk

Tuesday I attended the conference on System Risk at the Oxford James Martin School. Doyne Farmer gave a good talk about his group’s work on modelling financial systems. He presented two ABMs: one that models price crashes in markets where … Continue reading

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Read “Systems Science Methods in Public Health: Dynamics, Networks, and Agents”

Just read a nice survey of complex systems approach to public health. ABM plays a major role. I particularly liked their quote from the 1968 paper “Bringing society back in: survey research and macro-methodology.” For the last thirty years, empirical … Continue reading

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Small improvements and bug fixes to the Behaviour Composer

The only serious bug was in support for 3D models – fixed now. The appearance of generated NetLogo code was improved.

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