Latest features added to SESAM
Oct 16, 2024

Experience enhanced playback with realistic vehicle positioning, fullscreen mode, and detailed edge insights in the revamped Analyzer 🤩 🎉.

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SESAM News

SESAM is still under development. Read here about our new features and releases.

Release 0.9.0 Oct 16, 2024

In this release of SESAM, we have primarily focused on enhancing the Analyzer to improve both functionality and user experience.

The playback view in the Analyzer has received significant updates, including a fullscreen mode and more new vehicle shapes.

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Vehicle positioning has been adjusted to provide a more realistic representation, and users can now choose between displaying vehicles in their true size or enlarging them for better visibility.

The Analyzer now also provides new edge-specific data, including the number of lanes and the maximum allowed speed on selected edge.

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This release also includes several bug fixes, an upgrade to SUMO v1.21.0, updates to our PostgreSQL backend, and various improvements to the user experience. We hope you will like these updates and look forward to hearing your feedback!


Release 0.8.0 May 12, 2024

We are pleased to announce the release of SESAM Webservice Version 0.8.0, launching just in time for the SUMO User Conference 2024. This release introduces a several new features aimed at enhancing user experience and functionality.

Significant enhancements have been made to the backend, enabling the initiation of multiple simulation runs from a single scenario. Users now have the flexibility to set seed values for the random number generator either automatically or manually, improving reproducibility and customization of simulations.

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The Analyzer has been completely overhauled to provide a more efficient and integrated experience. The new simulation playback view operates seamlessly within the same interface as the new statistics view. Network edges can now be color-coded based on relative speed or average traffic volume, offering more intuitive and visually informative analytics.

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Thank you for your continued support and we hope you find these new features beneficial. We look forward to your feedback and to seeing you at the SUMO User Conference.


Release 0.7.2 Jan 26, 2024

As a result of a customer request, this service release enhances the floating car data output of simulation. In addition to the position and the angle of a vehicle, the output now also contains the current edge and lane of each vehicle.

Moreover, we also significantly accelerated our map rendering to ensure a smoother and quicker user experience.


Release 0.7.1 Nov 9, 2023

This is a minor service release, mainly updating to the latest version of SUMO 1.19.0. Users now have the ability to configure in their account settings whether they want to be contacted by us for SESAM related news.

Additionally, several issues with built-in scenarios and the creation of scenarios have been addressed and fixed.


Release 0.7.0 Sep 30, 2023

We are delighted to introduce SESAM 0.7.0, a release that's brimming with new features and improvements.

For those who want to support the development and unlock premium features, we've introduced a premium subscription plan. Online payments are secure and seamless thanks to our Stripe integration.

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One of the new standout features is its improved scalability. We've implemented lazy loading of simulation data, enabling you to tackle larger scenarios measuring up to 10km x 10km.

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User interface improvements have also taken center stage in this release. You can now switch to a new dark mode directly from your user profile. Our revamped layout now provides more room for your content and moving your scenarios into projects now supports drag-and-drop.

Plus, SESAM is now more mobile-friendly than ever, ensuring a smooth experience on your portable devices.


Release 0.6.0 Apr 26, 2023

Just in time for the SUMO User Conference 2023 we are very happy to announce a new release of SESAM.

In this release we focused on extending the REST API and added new endpoints for the builder and the simulator. Users can now create new scenarios and conduct simulations via REST API calls.

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We also put a lot of work in creating a user guide and an API documentation to help the users get started quickly. Example code snippets in Python, sequence charts and interactive web APIs should make it easy to integrate SESAM.

We also fixed several bugs, enhanced our test suite and upgraded SESAM to Eclipse SUMO version 1.17.0.


Release 0.5.0 Feb 24, 2023

We focused on the Analyzer in SESAM for this release. You can now watch the simulation playback, inspect the edges on the map and conduct a detailed analysis of each trip and each edge in the data tables.

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SESAM now provides a first version of our REST API. The functionality is currently limited to account and workspace tasks, but more will be available soon. The API schema is publicly available to simplify the integration of SESAM.

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This release also includes several minor improvements. Downloads are now prepared as a background task and produce a download link, which can be shared via email. We also upgraded SESAM to Eclipse SUMO version 1.16.0.


Release 0.4.0 Sep 28, 2022

The scenario builder received a major new feature in this version. In addition to the existing capability to define random background traffic, it is now also possible to quickly define additional traffic flows.

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Simply pick a source and sink location on the map, select the vehicle type, adjust the amount of vehicles per hour and let SESAM do the rest for you. Different colors for each flow will help you to differentiate the vehicles, when you run the scenario on your own computer.

This release also includes several minor improvements, for example the upgrade to Eclipse SUMO 1.14.1, the use of compressed files to save space and bandwidth or keyboard shortcuts. We also fixed a lot of bugs, so that contributed scenarios are working again and SESAM registration emails are no longer recognized as SPAM by Google.


Release 0.3.1 Jun 21, 2022

This release is a service release, in which we focused on bug fixing and quality assurance. In comparison to the 0.3.0 release, no major feature were added, but a lot of small and minor issues were fixed. For example, a simulation run can be renamed in the workspace and built-in scenarios are useable again. We hope, that you will enjoy this release of SESAM.


Release 0.3.0 May 10, 2022

Just in time before the debut of SESAM at the SUMO User Conference 2022, this release adds the first version of the analyzer to SESAM. You can now visually inspect the results of a simulation run. At the moment, we show the relative speed of vehicles with respect to the speed limit in the road network.

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The builder got more powerful and is now using Nominatem to suggest scenario names based on the selected area. Moreover, we also updated Eclipse SUMO to the most recent version 1.13.0 and added support for timezones in the user profile of registered users to show local times instead of UTC-based times.

Anonymous guest users will be happy to read, that we relaxed the restrictions on the scenario names, so that umlauts and even emojis can be used - yeah!


Release 0.2.1 April 2nd, 2022

This release is mostly a service release. It comes with a lot of bug fixes and performance improvements as a result of internal code refactoring and optimization.

Sometimes tasks may fail for a variety of reasons and we wanted to be able to handle those situations better. Now we are able to catch those cases and provide meaningful feedback to the user.

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Moreover, we took the opportunity and finalized the switch from OpenLayers to Leaflet, which we already started to develop for 0.1.0. In addition to the benefits of a powerful mapping API, we are now proud to provide more interactive maps that also work well on mobile devices.


Release 0.2.0 February 28, 2022

In this release, we focused on developing the simulation capabilities for SUMO. Registered users and guests can finally choose a scenario to be simulated with SUMO on the SESAM platform.

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Users can influence the simulation run with predefined options or enable outputs to get insights on simulation results. They can be downloaded in the workspace.

Comments can be addded to scenarios and simulations to capture additional information or decisions and SESAM was upgraded to use the latest SUMO version (1.12.0).


Release 0.1.0 January 14, 2022

This release improves the user interface of SESAM based on the feedback we received. It also adds user accounts. Users can now register an account at SESAM to access premium features and benefit from longterm storage. SESAM received offsite backup capabilities to prevent loss of user data.

The scenario builder now creates preview images of each scenario. They are displayed in the workspace.

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SESAM now provides built-in scenarios for the cities Brunswick and Bologna. They can only be accessed by registered users.

We hope that you will enjoy this release - and if not, please do provide feedback for us!


Release 0.0.1 November 22, 2021

Initial public release of SESAM:

  • SESAM landing page and workspace
  • SESAM scenario builder with download feature
  • High-performance cloud infrastructure
  • Private OpenStreetMap mirror service