ETC FALL 2025 PROJECT

Email: etc-echotrio@list.andrew.cmu.edu


  • Week 14 – Festival!

    Week 14 – Festival!

    With Festival and finals approaching, Week 14 became one of the most intense weeks of the semester. Our work focused on two major tracks: finalizing the experience and finishing the full documentation package. 1. Experience Polishing & Final Integration After Soft Opening, we shifted from exploration to refinement. This week, we: By the end of…

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  • Week 13 – Document Our Work

    Week 13 – Document Our Work

    As we mentioned before, one of the core missions of this project is to explore, make mistakes, and document what we learn. After taking a breath following Soft Opening, we reframed our findings and began turning them into concrete documentation this week. We decided to organize our documentation into several components: We also completed the…

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  • Week 12 – Soft Opening

    Week 12 – Soft Opening

    This Friday, we hosted our soft opening as preparation for the ETC Festival. Since we’re also pushing toward our documentation deliverables for the final two weeks, we decided to finalize everything this week regarding what will be showcased at Festival. This week brought major progress across tech, art, and design. Tech We completed the entire…

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  • Week 11  – The Experience Flow

    Week 11 – The Experience Flow

    One thing that continues to bother us is simple: we still don’t fully know what kind of experience we want to provide.We have our target audience — middle school students learning Greek mythology.We have our characters — Poseidon and Athena.We have our technology — a three-way conversation system. But what kind of experience is actually…

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  • Week 10 – Playtest Day and Design Iteration

    Week 10 – Playtest Day and Design Iteration

    Wrapping up what us did after half, it’s playtest Day! Check the demo here. We have recevied over 30 playtesters feedback, from middle school students to elder people. This creates diversity in our playtest feedback. Some playtest takeaways we want to share here: Experience Rating What Makes Players Laugh / Engage What Confuses Players Art…

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  • Week 9 – Design Iteration & Tech Upgrade

    Week 9 – Design Iteration & Tech Upgrade

    After a few weeks of stabilizing our direction, Week 9 was about deep refinement — both in technology and experience design. Our main focus was to test and upgrade our conversation system while clarifying how the user experience should be structured for the upcoming playtest. Experimenting with ElevenLabs and ChatGPT 5 As planned after the…

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  • Week 8 – Rebuilding the Team and Refining the Vision

    Week 8 – Rebuilding the Team and Refining the Vision

    After the mid-semester presentation, we came back with two main questions in mind:What do we need to improve after the half, and how can we work better as a team? 1. Improving the Experience — Making It Feel Alive Following our instructors’ feedback, we began focusing on the naturalness of the AI conversation.Our voices still…

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  • Week 7 – Half, Livedemo, and What’s Next

    Week 7 – Half, Livedemo, and What’s Next

    Finally, our work was showcased in front of the ETC community. After the playtest session, Week 7 quickly became a high-pressure stretch for the team—we needed to deliver a live demo during our presentation. It sounded exciting at first, but it came with a fair share of challenges. Telling A Story Let’s start with the…

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  • WEEK 6 – Playtest, iterations, and more

    WEEK 6 – Playtest, iterations, and more

    Demo Reel Introduction This week, we conducted our first public playtest. As we shift our design approach, instead of trying to perfect the design on paper, we decided to show our demo early and gather user feedback to guide the next steps. We’re glad to see that the playtest was effective. The main feedback we…

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  • WEEK 5 – The Start of Playtest

    WEEK 5 – The Start of Playtest

    Demo Reel Introduction This week, we successfully delivered a demo featuring voice-to-voice interaction, including Athena and Poseidon’s personalities, as well as art assets of Athena to enrich the experience. On the design side, we also iterated through our concepts and established a new direction. Progress Art We are continuing to implement Athena’s modeling. Tech The…

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