以AI对抗AI:中国学生正用AI工具反制论文检测系统

以AI对抗AI:中国学生正用AI工具反制论文检测系统

2025-07-03Technology
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纪飞
早上好,我是纪飞,欢迎收听 <Goose Pod>。国荣,今天我们要聊的话题,听起来有点像“用魔法打败魔法”?
国荣
嗨,大家好,我是国荣。可以这么说。今天我们来聊聊一个怪现象:学生们正用AI工具,来反制学校的论文AI检测。
纪飞
我们直接进入正题吧。最近,国内很多大学出了新规,要求毕业论文的AI内容不能超30%。听起来很合理,对吧?
国荣
嗯,初衷是好的。但魔幻的事情发生了。很多学生说,自己辛辛苦苦写的原创论文,只用AI润色了下,结果一半都被判为AI生成。
纪飞
我理解。有位学生形容说,这就像无辜的人被拖上绞刑架。挫败感太强了。
国荣
可不是嘛!所以为了毕业,学生们只好用AI工具来“降重”,骗过AI检测。一场‘AI大战’就这么打响了。
纪飞
这股风潮来得很快。包括福州大学、川大在内,十几所高校都开始严查,通不过就可能无法毕业。
国荣
哇,压力这么大。那学校主要用什么工具检测呢?
纪飞
主要是知网、维普这些。但最讽刺的是,像维普和PaperPass这些平台…
国荣
等等,让我猜猜。他们是不是一边提供检测服务,一边又在卖‘AI降重’服务,帮学生绕过自家的检测?
纪飞
完全正确。他们既是裁判员,又是帮运动员作弊的教练。自己制造问题,再卖解决方案。
国荣
天啊,这简直是完美的商业闭环!学生们感觉完全被卷入了一个奇怪的利益链条里。
纪飞
是的,所以很多人只能花钱买服务,从几十到几百块都有,而且效果还不一定有保障。
国荣
我们来谈谈冲突点。学生们最大的抱怨就是,检测工具根本不准!感觉‘写得越好,越容易被判成AI’。
纪飞
对,挫败感很强。所以大家开始研究平台的漏洞。比如把句号都换成逗号,写成超长句子,AI率就下降了。
国荣
(笑) 这哪里是在写论文,是在研究系统漏洞啊!而且那些收费的‘降重’服务也错误百出,简直是笑话。
纪飞
我也看到了例子,把福建传统头饰‘三把刀’,改成了‘三刃工具’。还有把‘半导体’改成‘0.5导体’的。
国荣
哈哈哈,“0.5导体”!这要是被导师看到,估计得气笑。整个事情就变得非常拧巴。
纪飞
是的。学校想用一个连平台自己都承认‘可能存在误差’的工具,去严格评判学生的学术成果。这本身就是个悖论。
纪飞
其实这件事的影响,超出了论文本身。有教授担心,这种‘一刀切’会让学生觉得用AI是可耻的,错过学习如何负责任使用它的机会。
国荣
他说得太对了!越是回避和围堵,问题越多。而且,这也给学生造成了实实在在的经济负担。
纪飞
对,为了一个不靠谱的检测分数,花钱又费神,真的很冤。最终,这损害的是学术的严肃性。
国荣
是啊,当学生为了通过检测,被迫把好文章改得乱七八糟时,学术质量已经被牺牲掉了。
纪飞
不过,好在也有些积极的信号。比如南京大学就呼吁,教育者不应完全依赖AI检测的结果。这是更理性的声音。
国荣
没错,这才是解决问题的态度。未来更好的方式不是围堵,而是引导,教学生如何把AI当成强大的辅助工具。
纪飞
我同意。让AI回归它“助手”的本位,而不是“审判官”。教会学生拥抱技术,同时守住学术诚信的底线,这才是教育该做的事。
纪飞
好了,今天的讨论就到这里。感谢收听 <Goose Pod>,希望能给你带来一些新思考。
国荣
是的,我是国荣,我们明天同一时间再见!

Here is a comprehensive summary of the news report. ### **Summary of News Report** * **News Title:** Chinese students are using AI to beat AI detectors * **Report Provider:** Rest of World * **Author:** Peiyue Wu * **Publication Date:** July 1, 2024 (Note: The article's metadata incorrectly lists 2025) * **Topic:** Technology / AI in Education --- ### **1. Executive Summary** A recent crackdown by major Chinese universities on the use of artificial intelligence in student theses has ironically spurred a new "AI vs. AI" arms race. Universities have mandated that graduation theses must pass AI detection software, with strict limits on AI-generated content. However, students report that these detection tools are highly unreliable, frequently flagging original, human-written work as AI-generated. This has created immense pressure, forcing students to either "dumb down" their writing or, paradoxically, use a new ecosystem of AI-powered rewriting tools and services designed specifically to fool the detectors, risking their academic integrity and the quality of their work to graduate. --- ### **2. Key Findings and Critical Information** #### **Widespread and Abrupt Policy Implementation** * More than a dozen Chinese universities, including top-tier institutions like **Fuzhou University, Sichuan University, and Jiangsu University**, have abruptly implemented policies requiring final theses to pass AI content detection. * The acceptable threshold for AI-generated content is typically low, ranging from **15% to 40%**. Any paper exceeding this limit (e.g., >30%) is rejected. * The consequences for failing these checks are severe, including **potential expulsion or delays in graduation**, which is a mandatory requirement. #### **Unreliability of AI Detectors and Student Frustration** * Students report that the AI detection platforms are "glitchy and unreliable," leading to a high number of false positives. * Students who wrote their papers themselves, using AI only for minor polishing or not at all, have found their work flagged with high AI scores (e.g., over 50%). * One student, Xiaobing, was shocked when her self-written 16-page thesis was flagged as **50% AI-generated**. * This has led to widespread frustration, with students feeling they are being unfairly penalized. One student described the experience as feeling like **"an innocent person being dragged to the gallows."** * To pass, students resort to degrading their own work, such as turning well-structured prose into "awkward, childlike sentences." * A student noted, **"It feels like you get punished for writing too well."** * One successful, albeit absurd, trick was replacing periods with commas to create rambling sentences, which lowered one student's AI score by over 20%. #### **The Rise of an "AI-Reduction" Industry** * The academic crackdown has created a booming market for services that help students bypass the AI checks. * **Conflicting Business Models:** Some of the very companies that provide the detection software—such as **Chongqing VIP** and **PaperPass**—also offer "AI-reduction" services, creating a direct profit loop from the problem they facilitate. The market leader in detection is **China National Knowledge Infrastructure (CNKI)**. * **Cost and Quality of Services:** * Students are paying for a range of services, from cheap AI rewriting tools (**16 yuan / ~$2**) to expensive tutors promising "purely human rewriting" (**up to 500 yuan / ~$70**). * The results are mixed. Some services help students pass, but others introduce significant, nonsensical errors into the academic work. * **Examples of Errors:** * A reference to "three knives" (a traditional hair ornament) was changed to **"three-bladed tools."** * The scientific term "semiconductor" was altered to **"0.5 conductor."** --- ### **3. Institutional Response and Broader Concerns** * **Lack of Accountability:** The primary tech providers (CNKI, Wanfang, Chongqing VIP) and most universities have not responded to inquiries or complaints. Their websites include disclaimers acknowledging that **"test results might contain errors."** * **A Call for Moderation:** A few institutions, like **Nanjing University**, have recognized the limitations of the technology and urged educators not to rely solely on detector results. * **Expert Concerns:** A communications professor expressed a significant concern that these policies teach the wrong lesson. By treating AI as a taboo, universities are failing to educate students on how to use it responsibly. * The professor stated: **"The bigger issue is that these tools make students feel like using AI is something to be ashamed of. … It’s like how we’ve always avoided sex education. When something can’t be discussed honestly, it can’t be handled properly.”** --- ### **4. Notable Risks and Trends** * **Trend:** Rapid, top-down adoption of unproven AI detection technology in a high-stakes academic environment. * **Risk:** The current approach undermines academic integrity rather than protecting it. It encourages students to cheat the system, degrades the quality of academic writing, and creates a culture of fear and dishonesty around a transformative technology. * **Financial Impact:** Students are under pressure to spend money (from ~$2 to nearly $100) on a dubious ecosystem of "AI-reduction" services simply to graduate, placing an additional financial burden on them.

Chinese students are using AI to beat AI detectors

Read original at Rest of World

One week before her thesis deadline, Xiaobing, a senior majoring in German literature, received a notice: Her university in northeast China would require the work of all fourth-year students to pass artificial intelligence content detectors. Any thesis flagged as more than 30% AI-generated would be rejected.

Xiaobing wasn’t worried — she had written the 16-page paper herself, only using ChatGPT and DeepSeek to polish a few paragraphs. But to be safe, she paid 70 yuan ($10) to run it through one of the testing platforms the school said it would use. She was shocked when it flagged half her paper as AI-generated.

“The whole process felt absurd to me. … [I feel like] an innocent person being dragged to the gallows,” Xiaobing told Rest of World. Across China, tens of thousands of students like Xiaobing are navigating an academic crackdown that has ironically triggered a surge in the use of AI: Many students are turning to AI tools to outsmart the tests meant to detect AI-generated content.

Qu Honglun/Getty ImagesMore than a dozen universities — including the top-ranked Fuzhou University, Sichuan University, and Jiangsu University — recently limited AI-generated content in final papers to between 15% and 40%. Graduation theses are mandatory, and failing the checks can mean expulsion or graduation delays.

While universities argue the rules deter academic dishonesty, students say the platforms are glitchy and unreliable. Many students who used AI only sparingly or not at all report failing the tests. On social media, students have shared frustrations about “dumbing down” their writing to avoid suspicion, turning work they were proud of into awkward, childlike sentences.

When manual edits don’t work, many resort to AI-powered tools designed to rewrite text and fool the detection systems. Universities mostly rely on tools developed by China National Knowledge Infrastructure, (CNKI), Wanfang Data and Chongqing VIP — academic tech companies that have long sold tools for plagiarism detection.

But some of the same platforms, including Chongqing VIP and PaperPass, also offer AI-reduction services to help students beat the checks, creating a profit loop.Students from eight universities told Rest of World they’re confused by the “abrupt” policies and feel pressured to pay for AI services in order to graduate.

Some turn to platforms advertising “purely human rewriting” by graduate students, costing hundreds of yuan (nearly $100). Others rely on cheaper AI chatbots to modify vocabulary and syntax. They say the results are mixed: Some services help them pass detection, while others introduce major errors. Dede, a college student from Fujian province, paid about 500 yuan ($70) to a tutor who promised manual edits.

While her AI score dropped, the content became incoherent. Key terms were misinterpreted, and phrases were swapped with inappropriate synonyms. “It was so obvious she used an AI tool to edit my work instead of rewriting it herself,” Dede told Rest of World, pointing to one mistake: A reference to “three knives,” a traditional hair ornament worn by Fujian women, was changed to “three-bladed tools” — a nonsensical string of characters.

Another student said an AI-assisted service changed the word “semiconductor” in her paper to “0.5 conductor,” a senseless error that she found comical. CNKI, the market leader in academic tech, has not publicly responded to complaints. Its website warns that its “test results might contain errors.” CNKI, Chongqing VIP, and Wanfang did not respond to Rest of World’s inquiries.

Their websites all include similar disclaimers. None of the universities have responded to requests for comment. It feels like you get punished for writing too well.Xiaobing tried everything to pass without AI help: reworking the essay’s arguments, rewriting sentences, swapping words. But her AI content score stayed above 50%.

Eventually, she discovered a trick: replacing periods with commas. The sentences became rambling, but her score dropped by more than 20%. “It feels like you get punished for writing too well,” she said. She graduated in mid-June with a thesis her school deemed 2% AI-generated.The use of unreliable AI detection tools has sparked debate in the U.

S. and elsewhere. But China stands out for how quickly major universities have adopted them, despite a broader surge in AI enthusiasm. Some professors worry the crackdown teaches students the wrong lessons. “The bigger issue is that these tools make students feel like using AI is something to be ashamed of,” said a communications professor from Shandong province, requesting anonymity to avoid professional repercussions.

“It’s like how we’ve always avoided sex education. When something can’t be discussed honestly, it can’t be handled properly.” Some universities are calling for a more moderate stance. In May, Nanjing University issued a notice acknowledging the limits of AI detectors and urging educators not to rely solely on the results.

Yanzi, a business major from Shandong, was initially afraid the AI detectors would steal her work. But after classmates complained about false positives, she tested her self-written thesis through CNKI. It flagged over 30% as AI-generated.She tried rewriting it line by line, but still failed. With the deadline four days away, she gave in and spent 16 yuan ($2) on an AI startup tool that promised to modify text to pass AI detection.

“It was quite scary,” she told Rest of World, referring to the risk of not graduating. Before the new policy, she had not heard that AI use in schoolwork was off limits. She said it was common for students to openly use AI. “Some teachers even encouraged us to use AI for research,” she said.

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