本研究是由新加坡国立大学刘钿渤组博士生何洪宇领衔、包括哈佛大学、斯坦福大学、耶鲁大学、谷歌公司、梅奥诊所等机构共同完成的,研究团队成员有医学 AI、放射学、临床医学等各方面的专家,具有很强的跨学科研究背景和临床实践经验。 随着生成式人工智能在医疗领域的加速渗透,越来越多的病历、影像报告及各类临床文本正逐步纳入 AI 参与生成的范畴。这一旨在提升医疗效率的技术革新背后,潜藏着威胁诊断安全性的深层隐患...
本研究是由新加坡国立大学刘钿渤组博士生何洪宇领衔、包括哈佛大学、斯坦福大学、耶鲁大学、谷歌公司、梅奥诊所等机构共同完成的,研究团队成员有医学 AI、放射学、临床医学等各方面的专家,具有很强的跨学科研究背景和临床实践经验。 随着生成式人工智能在医疗领域的加速渗透,越来越多的病历、影像报告及各类临床文本正逐步纳入 AI 参与生成的范畴。这一旨在提升医疗效率的技术革新背后,潜藏着威胁诊断安全性的深层隐患。 最近新加坡国立大学、哈佛大学、斯坦福大学等机构联合团队最新研究显示,当 AI 生成的临床文本被用作训练新一代 AI 模型时,一些罕见但是重要的病理信息会在数据迭代的过程中悄悄地消失,从而使得医疗 AI 整体诊断可靠性在群体上不断下降。 研究团队对临床文本生成、视觉-语言报告、医学图像合成这三个任务下的 80 多万条合成数据进行了系统的分析(如图 1 表示),首次证明了在没有强制性人工验证的情况下,多代自我训练循环会使病理多样性迅速消失,诊断可靠度急剧降低,并且医师评估也表明临床效用的退化。 最后研究团队提出了可以直接融入到目前临床工作流程中的缓解方法,在 AI 全面进入医疗之前给医生提供一条安全的操作路线。 论文标题: AI-generated data contamination erodes pathological variability and diagnostic reliability 论文链接: https://arxiv.org/abs/2601.12946 图 1 人工智能生成的数据污染造成的病理多样性丧失、诊断安全性降低的现象以及缓解方法 现实困境: 医疗 AI 生成普及背后的隐形危机 人工智能正在改变全球医疗文档系统,大型语言模型已经被广泛地应用到临床报告、出院小结、电子健康档案等方面,AI 辅助诊断已经得到广泛的应用。但是其中隐藏的风险是,原来依靠人工建立起来的医疗数据库正在被大量的 AI 生成内容所取代,而且不断保存在诊疗记录中,从而成为下一代 AI 训练的数据来源,形成了一个「生成-训练-再生成」的自循环结构。 在其它领域,自我训练循环被证明会造成「模型退化」,也就是输出的多样性以及保真度会降低。而医学领域的特殊性使得该问题的危害更加严重。医学诊断很大程度上依靠罕见病、非典型临床表现、临床分布尾部细微异常等信息的轻微流失都会造成系统性诊断盲区...
Key Points Director Raymond Link sold 25,404 shares over three days for a total value of ~$1.61 million at a weighted average price of around $63.48 per share. The disposition represented 24.77% of Link's direct holdings, reducing his direct position to 77,172 shares as of March 13, 2026. All shares were disposed of directly, with no indirect or derivative transactions involved. The sale follows a...
Key Points Director Raymond Link sold 25,404 shares over three days for a total value of ~$1.61 million at a weighted average price of around $63.48 per share. The disposition represented 24.77% of Link's direct holdings, reducing his direct position to 77,172 shares as of March 13, 2026. All shares were disposed of directly, with no indirect or derivative transactions involved. The sale follows a pattern of periodic liquidity, with transaction size reflecting available capacity after prior sales. 10 stocks we like better than nLIGHT › nLIGHT (NASDAQ:LASR) Board of Directors member Raymond A. Link reported the sale of 25,404 shares of common stock in multiple open-market transactions from March 11, 2026 through March 13, 2026, for a total consideration of approximately $1.61 million according to the SEC Form 4 filing. Transaction summary Metric Value Shares sold (direct) 25,404 Transaction value $1.6 million Post-transaction shares (direct) 77,172 Post-transaction value (direct ownership) ~$4.83 million Transaction value based on SEC Form 4 weighted average purchase price ($63.48); post-transaction value based on March 13, 2026 market close ($62.60). Key questions How does this sale compare to Raymond Link's previous open-market dispositions? This transaction involved 25,404 shares, which is above the most recent median sale size of 18,982 shares for Link's sell transactions since March of last year, and notably larger than his prior November 2025 sale of 12,560 shares. This transaction involved 25,404 shares, which is above the most recent median sale size of 18,982 shares for Link's sell transactions since March of last year, and notably larger than his prior November 2025 sale of 12,560 shares. What proportion of Link's direct holdings was affected? The sale represented 24.77% of his direct common stock position, reducing holdings from 102,576 to 77,172 shares, with no change to indirect or derivative positions. The sale represented 24.77% of his direct common st...
这个“注”有多大?何小鹏给出了数字:每个月3个亿。连续十几个月。投入的对象,是从芯片、编译器到软件架构、数据闭环的全栈自研体系。 3月16日晚,小鹏汽车董事长何小鹏与小鹏汽车通用智能中心负责人刘先明坐在了直播间。这场名为“Ask Me Anything”的直播,本该是一次例行的技术沟通,却因为何小鹏的频繁“自曝”,演变成了一场关于技术路线与商业抉择的坦白局。 “每月花3个亿去赌这个事情,连续十几个...
Devrimb/iStock via Getty Images Introduction Fluence Energy, Inc. ( FLNC ), which will officially complete 5 years of existence in June 2026 (although its roots date back to June 2017 , with illustrious entities such as Siemens AG and AES Corporation having come together in the form of a joint venture), is in the business of offering energy storage products and systems, where it is among the top 1...
Devrimb/iStock via Getty Images Introduction Fluence Energy, Inc. ( FLNC ), which will officially complete 5 years of existence in June 2026 (although its roots date back to June 2017 , with illustrious entities such as Siemens AG and AES Corporation having come together in the form of a joint venture), is in the business of offering energy storage products and systems, where it is among the top 10 players in the world. 2025 Investor Presentation Despite its credentials, it’s also worth noting that FLNC, whose offerings are typically tapped by utilities, load-serving entities, IPPs [independent power producers], and commercial & industrial clients (in over 50 markets across the world), hasn’t quite managed to deliver the goods for its shareholders over the last 5 years or so. To elaborate, since the FLNC stock (which currently has a market cap of over $3B) made its debut in late October 2021 , it has experienced considerable volatility and has effectively contracted by over 50%; all this while, FLNC’s peers from the Russell 2000 have generated positive returns of over 14%, and its industrial peers have surged ahead by 67% (on average). YCharts While there hasn’t been a great listing history for FLNC over the years, it must also be said that the stock has done pretty well to recover from the sub-$4 lows seen last year, which has seen it expand by over 4x since. So, is the recent goodwill here to stay, or could we be in for something else? Let’s examine and gauge some of the key themes of this story. Data Center Positioning Looks Alluring For much of its history, FLNC has been viewed as a useful cog in the renewable energy space, but this is gradually changing with the burgeoning appetite for energy storage solutions in data centers, particularly in the US, which is FLNC’s home turf. Q1 26 presentation IEA Investors may be interested to note that by the end of this decade, data center electricity consumption in the US is expected to double and hit levels of 240 TWh (T...
In this article .HSI .N225 .AXJO .KS11 META NVDA Follow your favorite stocks CREATE FREE ACCOUNT Australia Matteo Colombo | Digitalvision | Getty Images Asia-Pacific markets jumped on Tuesday as investors monitor the latest developments in the Iran war, with U.S. President Donald Trump looking to delay his meeting with Chinese President Xi Jinping by "a month or so" due to the Middle East conflict...
In this article .HSI .N225 .AXJO .KS11 META NVDA Follow your favorite stocks CREATE FREE ACCOUNT Australia Matteo Colombo | Digitalvision | Getty Images Asia-Pacific markets jumped on Tuesday as investors monitor the latest developments in the Iran war, with U.S. President Donald Trump looking to delay his meeting with Chinese President Xi Jinping by "a month or so" due to the Middle East conflict. Trump was expected to travel to China at the end of March. International benchmark Brent crude futures lost 2.84% to end at $100.21 per barrel on Monday, while U.S. West Texas Intermediate futures dropped 5.28% to $93.50. Brent was last up 1% at $101.58 per barrel and WTI had advanced 2% to $95.47. Australia's S&P/ASX 200 added 0.27%. Australia central bank is expected to raise rates for a second straight time, pushing its key policy rate to 4.1%, highest since April 2025. according to Reuters estimates. Japan's Nikkei 225 added 0.75%, while the Topix jumped more than 1%. South Korea's Kospi rose 2.94%, while the small-cap Kosdaq added 1.53%. Memory makers SK Hynix and Samsung Electronics rose over 3% and 4%, respectively. This comes after Nvidia CEO Jensen Huang said he expects purchase orders between Blackwell and Vera Rubin chips to reach $1 trillion through 2027 at Nvidia's annual developer conference on Monday. Hong Kong Hang Seng index futures were set at 25,894, compared with the index's last close of 25,834.02. Stock Chart Icon Stock chart icon Stock futures were flat after the major averages bounced overnight in light of cooling oil prices. Futures tied to the Dow Jones Industrial Average lost 46 points, or 0.1%. S&P 500 futures slipped 0.1%, while Nasdaq 100 futures declined nearly 0.2%. Overnight in the U.S., stocks rose while oil prices pulled back as Wall Street tried to recover from another losing week, with investors monitoring the latest developments of the Iran war. The Dow Jones Industrial Average added 387.94 points, or 0.83%, closing at 46,946.41. The ...
Key Points Vestal Point acquired 4,500,000 shares of Terns Pharmaceuticals in the fourth quarter. The quarter-end position value increased by $181.80 million as a result of this purchase, which created a new stake for the fund. This new stake made up 6.7% of fund AUM. 10 stocks we like better than Terns Pharmaceuticals › On February 17, 2026, Vestal Point Capital disclosed a new position in Terns ...
Key Points Vestal Point acquired 4,500,000 shares of Terns Pharmaceuticals in the fourth quarter. The quarter-end position value increased by $181.80 million as a result of this purchase, which created a new stake for the fund. This new stake made up 6.7% of fund AUM. 10 stocks we like better than Terns Pharmaceuticals › On February 17, 2026, Vestal Point Capital disclosed a new position in Terns Pharmaceuticals (NASDAQ:TERN), acquiring 4,500,000 shares worth $181.80 million. What happened According to a U.S. Securities and Exchange Commission (SEC) filing dated February 17, 2026, Vestal Point Capital established a new position in Terns Pharmaceuticals by purchasing 4,500,000 shares. The quarter-end value of the stake stood at $181.80 million. What else to know Top five holdings after the filing: NASDAQ:ABVX: $256.22 million (9.4% of AUM) NASDAQ:ACLX: $190.71 million (7.0% of AUM) NASDAQ: TERN: $181.80 million (6.7% of AUM) NASDAQ:BMRN: $178.29 million (6.5% of AUM) NYSE:GMED: $111.32 million (4.1% of AUM) As of Monday, shares of Terns Pharmaceuticals were priced at $46.07, up a staggering 1,300% over the past year and significantly outperforming the S&P 500’s roughly 19% gain in the same period. Company overview Metric Value Price (as of Monday) $46.07 Market Capitalization $5 billion Net Income (TTM) ($94.44 million) Company snapshot Terns Pharmaceuticals develops small-molecule therapeutics targeting non-alcoholic steatohepatitis (NASH), obesity, and related metabolic diseases, with a pipeline including TERN-101, TERN-201, TERN-501, and TERN-601 in various clinical stages. It operates a clinical-stage biopharmaceutical business model, generating value through research, development, and potential future commercialization or licensing of proprietary drug candidates. Its primary customers are expected to be healthcare providers, hospitals, and patients affected by NASH, obesity, and metabolic disorders, pending successful clinical development and regulatory approval...
Hugging Face and ASUS collaborate to lower barriers to entry for physical AI with exclusive bundle offers powered by NVIDIA technology. KEY POINTS Embodied AI: ASUS and Hugging Face announce a collaboration at GTC 2026 to bring AI Robotics to the desktop with Reachy Mini. Locally Powered: The ASUS Ascent GX10 is powered by NVIDIA AI infrastructure, enabling real-time robotics performance without c...
Hugging Face and ASUS collaborate to lower barriers to entry for physical AI with exclusive bundle offers powered by NVIDIA technology. KEY POINTS Embodied AI: ASUS and Hugging Face announce a collaboration at GTC 2026 to bring AI Robotics to the desktop with Reachy Mini. Locally Powered: The ASUS Ascent GX10 is powered by NVIDIA AI infrastructure, enabling real-time robotics performance without cloud dependency. Promotional Discount: Limited-time $100 discount available on the ASUS Ascent GX10 for Reachy Mini users. SAN JOSE, Calif., March 16, 2026 /PRNewswire/ -- Announced at NVIDIA GTC 2026, a new collaboration between ASUS and Hugging Face brings together advanced local AI computing and expressive robotics to elegantly span the divide between intelligence and physical action. By combining the PFLOP-class AI performance of the ASUS Ascent GX10 with the open-source Reachy Mini tabletop robot, this collaboration delivers a turnkey platform for the next generation of embodied AI Builders. ASUS x Huggage Face ASUS Ascent GX10 Reachy Robot Collaboration Humanoid robotics development has traditionally required significant financial resources and data-center-scale infrastructure. ASUS and Hugging Face are disrupting that model by bringing inference and robotics to the desk, enabling private, secure, and localized embodied AI. Build Your Own AI Agent — On Your Desk with ASUS Ascent GX10 and Reachy Mini At the center of this shift is the ASUS Ascent GX10, a desktop AI supercomputer engineered specifically for AI development. Powered by NVIDIA GB10 Grace Blackwell superchip, the GX10 delivers 1 PFLOP of AI compute and 128GB of unified LPDDR5X memory, providing developers with data-center-grade performance in a system that fits directly on the desk. This level of local compute allows robotics models to run continuously, interactively, and without the latency, bandwidth constraints, or recurring costs associated with cloud-based inference. "The ASUS Ascent GX10 is the ideal ...