u/Fit_Cap_2419

I've seen some strange results from Pangram and other AI detectors, but flagging writing from long before generative AI existed has to be one of the funniest. I've tested older pieces of writing and had them come back looking heavily AI-generated, while other text you'd expect to trigger the detector sometimes passes without much trouble. I understand these tools are making probability-based assessments rather than literally proving who wrote something, but results like this make it difficult to treat an AI percentage as definitive evidence. At some point, shouldn't the writing itself and the circumstances around how it was produced matter more than a detector score?

I honestly don't know how to feel right now. My group originally agreed to complete our presentation in Google Slides, and I finished the section that had been assigned to me there. I spent hours researching, designing the slides, and making sure everything looked good. Then, with only five hours left before the submission deadline, someone finally mentioned that the group had decided to move the entire presentation to Canva. No one thought to tell me when the decision was made. By the time I found out, they had already recreated my section themselves because they assumed I hadn't done it. All the work I had completed was sitting in Google Slides while everyone else had moved on without me.

The most frustrating part is that the professor will never even see the work I actually did. From the final Canva presentation, it could easily look like I contributed nothing at all, even though I completed my assigned section on time. I don't mind changing platforms when the whole group agrees, but waiting until the last few hours before submission to tell one member is incredibly poor communication. A single message in the group chat would have saved hours of wasted effort and a lot of unnecessary stress. Now I'm left worrying that my contribution won't be recognized simply because I wasn't informed about a decision that affected the entire project.

All the assignments I have submitted in the last 2 weeks, four of them, have all came back with no AI detected by turnitin. Have you guys noticed the same in your assignments?

Three assignments in a row have now come back with 0% AI scores on Turnitin, and it has really made me wonder whether the platform has become significantly better at identifying genuinely human-written work. What I find particularly intriguing is that my writing patterns, level of effort, and overall methodology have remained largely unchanged from assignments I submitted a month or two ago, yet work of a similar nature would often have attracted at least some degree of AI attribution back then. There was a period where it seemed like students were constantly discussing unexpected AI scores and worrying about false positives, but recently my reports have been coming back completely clean. I know this is only my personal experience and not enough to draw any firm conclusions, but it does make me curious whether some of Turnitin’s recent updates have improved its ability to distinguish between actual AI-generated content and naturally written human work. Has anyone else noticed a similar trend in their recent submissions, or am I just seeing a coincidence with my own reports?