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AI图像水印失守,开源工具5分钟内抹除所有水印
3 6 Ke· 2025-08-14 09:02
Core Viewpoint - A new watermark removal technology called UnMarker can effectively remove almost all AI image watermarks in under five minutes, rendering existing watermark technologies like Google's HiDDeN and SynthID less reliable [1][3]. Group 1: Technology Overview - UnMarker is open-source on GitHub and can be deployed locally using consumer-grade graphics cards, significantly lowering the barrier for users [3][11]. - AI image watermarks differ from visible watermarks; they are embedded in the image's spectral features, specifically in the magnitude of the frequency spectrum [4][6]. - UnMarker targets the frequency spectrum rather than pixel values, allowing it to disrupt watermarks across various types, achieving removal rates between 57% and 100% depending on the watermark method used [9][10]. Group 2: Performance Metrics - UnMarker can completely remove HiDDeN and Yu2 watermarks, and it successfully removes 79% of watermarks from Google's SynthID [10]. - For newer watermark technologies like StegaStamp and Tree-Ring Watermarks, UnMarker can still remove about 60% of the watermarks [10]. - While effective, UnMarker may cause slight alterations to the images during the watermark removal process, which can be mitigated by cropping the images [10]. Group 3: Industry Implications - A recent study by Microsoft indicates that the average success rate for identifying AI-generated images is only 62%, highlighting the challenges in distinguishing between real and AI-generated content [13]. - The emergence of technologies like UnMarker poses a challenge to existing watermarking solutions, which were expected to provide a reliable means of verifying AI-generated images [13].
AI图像水印失守!开源工具5分钟内抹除所有水印
量子位· 2025-08-14 04:08
Core Viewpoint - A new watermark removal technology called UnMarker can effectively remove almost all AI image watermarks within 5 minutes, challenging the reliability of existing watermark technologies [1][2][6]. Group 1: Watermark Technology Overview - AI image watermarks differ from visible watermarks; they are embedded in the image's spectral features as invisible watermarks [8]. - Current watermark technologies primarily modify the spectral magnitude to embed invisible watermarks, which are robust against common image manipulations [10][13]. - UnMarker's approach targets the spectral information directly, disrupting the watermark without needing to locate its specific encoding [22][24]. Group 2: Performance and Capabilities - UnMarker can remove between 57% to 100% of detectable watermarks, with complete removal of HiDDeN and Yu2 watermarks, and 79% removal from Google SynthID [26][27]. - The technology also performs well against newer watermark techniques like StegaStamp and Tree-Ring Watermarks, achieving around 60% removal [28]. - While effective, UnMarker may cause slight alterations to the image during the watermark removal process [29]. Group 3: Accessibility and Deployment - UnMarker is available as open-source on GitHub, allowing users to deploy it locally with consumer-grade graphics cards [5][31]. - The technology was initially tested on high-end GPUs but can be adjusted for use on more accessible consumer hardware [30][31]. Group 4: Industry Implications - The emergence of UnMarker raises concerns about the effectiveness of watermarking as a solution to combat AI-generated image authenticity [6][36]. - As AI image generation tools increasingly implement watermarking, the development of robust removal technologies like UnMarker could undermine these efforts [35][36].
电商上演「魔法对轰」:卖家用AI假图骗下单,买家拿AI烂水果骗退款
3 6 Ke· 2025-08-05 08:54
Core Viewpoint - The article discusses the rise of fraudulent practices in e-commerce, where buyers use AI-generated images to falsely claim product defects in order to obtain refunds, highlighting a growing trust crisis between consumers and sellers [1][9][24]. Group 1: Fraudulent Practices - Some buyers are using AI to create fake defect images of products, such as making a good durian appear rotten, to exploit sellers for refunds [1][8]. - This practice has evolved from earlier methods where buyers used basic photo editing tools, but AI-generated images are now much harder to detect [8][9]. - Sellers face challenges in verifying claims due to the nature of certain products, like fruits, which are difficult to return [1][6]. Group 2: Seller Responses - Many sellers opt to issue refunds or partial compensation rather than deal with the complexities of returns, especially for low-cost items [6][9]. - Sellers have attempted to mitigate losses by requiring buyers to destroy the claimed defective items, but this has also been circumvented by AI [6][11]. Group 3: Proposed Solutions - Suggestions to combat this issue include requiring buyers to submit videos of the defective items, but the effectiveness of this method is uncertain due to advancements in AI [15][18]. - Other proposals involve capturing multiple angles of the product to exploit AI's weaknesses, but these are seen as temporary fixes [16][18]. - A more robust solution could involve creating a comprehensive evidence chain that includes detailed video documentation of the defect [18]. Group 4: Technological Solutions - The introduction of digital watermarking and content provenance technologies, such as C2PA and Google's SynthID, could help in tracing and verifying AI-generated content [20][24]. - These technologies aim to embed invisible digital identifiers in AI-generated media, making it easier to track and authenticate content [22][24]. - The ongoing evolution of AI detection technologies is crucial in the ongoing battle against fraudulent practices, creating a continuous cycle of adaptation between fraudsters and sellers [24][25]. Group 5: Industry Implications - The rapid development of AI technologies has lowered the barriers for both buyers and sellers to engage in deceptive practices, leading to increased costs for both parties in terms of trust and verification [22][24]. - E-commerce platforms are exploring various strategies, including enhancing evidence integrity and implementing stricter user behavior monitoring to combat fraud [24][25]. - Establishing a unified, traceable digital content standard is seen as essential for resolving the current trust crisis in the industry [24][25].
电商上演「魔法对轰」:卖家用AI假图骗下单,买家拿AI烂水果骗退款
机器之心· 2025-08-05 08:41
Core Viewpoint - The article discusses the increasing misuse of AI technology by both buyers and sellers in e-commerce, leading to a trust crisis and the need for better verification methods to combat fraud [2][10][21]. Group 1: Buyer Misuse of AI - Some buyers are using AI-generated images to falsely claim product defects in order to obtain refunds, exploiting the difficulty of verifying the condition of perishable goods like fruits [2][6]. - This practice has evolved from earlier methods where buyers used basic photo editing tools, making it harder for sellers to detect fraud due to the sophistication of AI-generated images [8][10]. - The phenomenon reflects a "tit-for-tat" mentality among buyers who have previously been deceived by sellers using AI-enhanced product images [10][21]. Group 2: Seller Misuse of AI - Sellers are also misusing AI to create misleading product images, over-enhancing ordinary items, and generating fake reviews, which contributes to the issue of "goods not matching the description" [10][24]. - The article highlights that sellers may use virtual models and AI-generated content to cut costs, further complicating the authenticity of product representations [10][24]. Group 3: Proposed Solutions - Various proposed solutions to combat this issue include requiring buyers to submit videos of defective products, taking multiple photos from different angles, and using in-app cameras to prevent the upload of AI-generated images [11][15][24]. - However, these solutions have limitations, as advanced AI tools can still generate convincing content, making it challenging to establish foolproof verification methods [11][15][23]. Group 4: Technological Innovations - The article suggests that implementing digital watermarking and content provenance technologies could help in identifying and tracing AI-generated content, thus enhancing trust in e-commerce [19][21]. - The development of standards like C2PA and tools such as Google's SynthID aims to embed invisible watermarks in AI-generated media, which could serve as a digital identity for content [19][21][26]. Group 5: Ongoing Challenges - The ongoing "cat-and-mouse" game between AI generation and detection technologies poses a continuous challenge, as both sides evolve rapidly [23][24]. - E-commerce platforms are exploring various strategies, including strengthening evidence chains and utilizing big data analytics to monitor user behavior and detect anomalies [24][26].
「人类飞机上吵架看呆袋鼠」刷屏全网,7000万人被AI耍了
机器之心· 2025-06-16 09:10
Core Viewpoint - The article discusses the increasing sophistication of AI-generated content, highlighting how realistic AI videos can mislead viewers into believing they are real, as exemplified by a viral video featuring a kangaroo at an airport [2][12][18]. Group 1: AI Video Generation - The video in question was created using advanced AI technology, making it difficult for viewers to discern its authenticity [18]. - The account that posted the video, InfiniteUnreality, features various surreal AI-generated animal videos, contributing to the confusion surrounding the content's legitimacy [13][16]. - Despite the account labeling its content as AI-generated, the indication was subtle, leading many viewers to overlook it [19]. Group 2: Viewer Misinterpretation - The viral nature of the video was amplified by its engaging content, with many users commenting positively and reinforcing the belief that it was real [24]. - Other social media accounts, such as DramaAlert, shared the video without clarifying its AI origins, further perpetuating the misunderstanding [21]. - The phenomenon illustrates a broader trend where viewers struggle to identify AI-generated content, as traditional visual cues for authenticity are becoming less reliable [34]. Group 3: AI Detection Tools - Google DeepMind and Google AI Labs have developed SynthID, a tool designed to identify content generated or edited by Google’s AI models through digital watermarking [35]. - SynthID embeds a subtle digital fingerprint in the content, which can be detected even after editing, but it is limited to Google’s AI outputs [36]. - The tool is still in early testing and requires users to join a waitlist for access [39].
Google's SynthID is the latest tool for catching AI-made content. what is AI 'watermarking,' and does it work?
TechXplore· 2025-06-03 13:43
Core Viewpoint - Google has introduced SynthID Detector, a tool designed to identify AI-generated content across various media formats, but it is currently limited to early testers and specific Google AI services [1][2]. Group 1: Tool Functionality - SynthID primarily detects content generated by Google AI services like Gemini, Veo, Imagen, and Lyria, and does not work with outputs from other AI models like ChatGPT [2][3]. - The tool identifies a "watermark" embedded in the content by Google's AI products, rather than detecting AI-generated content directly [3][5]. - Watermarks are machine-readable elements that help trace the origin and authorship of content, addressing misinformation challenges [4][5]. Group 2: Industry Landscape - Multiple AI companies, including Meta, have developed their own watermarking and detection tools, leading to a fragmented landscape where users must manage various tools for verification [5][6]. - There is a lack of a unified AI detection system, despite calls from researchers for a more cohesive approach [6]. Group 3: Effectiveness of Detection Tools - The effectiveness of AI detection tools varies significantly; they perform better on entirely AI-generated content compared to content that has been edited or transformed by AI [10]. - Many detection tools do not provide clear explanations for their decisions, which can lead to confusion and ethical concerns, especially in academic settings [11]. Group 4: Use Cases - AI detection tools have various applications, including verifying insurance claims, assisting journalists and fact-checkers, and ensuring authenticity in recruitment and online dating scenarios [12][13]. - The need for real-time detection tools is increasing, as static watermarking may not suffice for addressing authenticity challenges [14]. Group 5: Future Directions - Understanding the limitations of AI detection tools is crucial, and combining these tools with contextual knowledge will remain essential for accurate assessments [15].
UPDATE -- NVIDIA, Alphabet and Google Collaborate on the Future of Agentic and Physical AI
Globenewswire· 2025-03-19 03:39
Core Insights - NVIDIA, Alphabet, and Google are launching new initiatives to enhance AI, democratize access to AI tools, and transform various industries including healthcare, manufacturing, and energy [1][20] Group 1: AI and Robotics Development - Engineers and researchers from Alphabet and NVIDIA are collaborating to develop robots with advanced grasping skills and reimagine drug discovery using AI and simulation technologies [2] - The partnership includes the use of NVIDIA platforms such as Omniverse™, Cosmos™, and Isaac™ to support these initiatives [2] - Intrinsic, an Alphabet company, is focused on creating adaptive AI for robotics, aiming to reduce the complexity and cost of programming industrial robots [9][10] Group 2: Drug Discovery Innovations - Isomorphic Labs is leveraging AI to revolutionize drug discovery, utilizing a state-of-the-art drug design engine on Google Cloud powered by NVIDIA GPUs [12] - This collaboration aims to enhance the scale and performance of AI models that can significantly advance human health [12] Group 3: Energy Solutions - Tapestry, a project under Alphabet's X, is working with NVIDIA to develop AI-powered products for a more reliable and sustainable electric grid [13][14] - The focus is on optimizing energy grid simulations and integrating new energy sources to meet the demands of data centers and AI [14] Group 4: AI Infrastructure Advancements - Google Cloud will be among the first to adopt NVIDIA's latest GB300 NVL72 and RTX PRO 6000 Blackwell Server Edition GPUs, enhancing AI performance [3][15] - The GB300 NVL72 offers 1.5 times more AI performance compared to its predecessor, with a 50 times increase in revenue opportunity for AI factories [16] Group 5: Open Model Optimization - Google DeepMind and NVIDIA are optimizing Gemma, a family of lightweight open models, to run efficiently on NVIDIA GPUs, enhancing accessibility for developers [7] - The collaboration also includes optimizing Gemini-based workloads on NVIDIA accelerated computing via Vertex AI [8]
NVIDIA, Alphabet and Google Collaborate on the Future of Agentic and Physical AI
Globenewswire· 2025-03-18 19:27
Core Insights - NVIDIA, Alphabet, and Google are launching new initiatives to enhance AI, democratize access to AI tools, and transform various industries including healthcare, manufacturing, and energy [1][20] AI and Robotics Development - Engineers and researchers from Alphabet and NVIDIA are collaborating to develop robots with advanced grasping skills and optimize energy grids using AI and simulation technologies [2] - The partnership includes the use of NVIDIA platforms such as Omniverse™, Cosmos™, and Isaac™ to facilitate these developments [2] AI Infrastructure and Tools - Google Cloud will adopt NVIDIA's GB300 NVL72 rack-scale solution and RTX PRO™ 6000 Blackwell Server Edition GPU to enhance AI research and production capabilities [3][15] - NVIDIA will implement Google DeepMind's SynthID technology for watermarking AI-generated content, ensuring intellectual property protection [3][6] Open Models and Innovation - Google DeepMind and NVIDIA are optimizing Gemma, a family of lightweight open models, to run efficiently on NVIDIA GPUs, enhancing accessibility for developers [7] - The collaboration aims to improve the performance of AI models and facilitate their integration into various applications [7] Robotics and Manufacturing - Intrinsic, an Alphabet company, is focused on creating adaptive AI for robotics, aiming to simplify the programming of industrial robots [9] - The partnership with NVIDIA aims to enhance developer workflows and support universal robot grasping capabilities, significantly reducing application development time [10] Drug Discovery and Healthcare - Isomorphic Labs is leveraging AI for drug discovery, utilizing a state-of-the-art drug design engine on Google Cloud with NVIDIA GPUs to advance human health [12] Energy Solutions - Tapestry, a project under Alphabet's X, is working with NVIDIA to develop AI-powered solutions for optimizing electric grid simulations and integrating new energy sources [13][14] Advanced AI Infrastructure - Google Cloud is among the first to offer NVIDIA's latest Blackwell GPUs, which provide significant performance improvements for AI applications [15][16] - The GB300 NVL72 delivers 1.5 times more AI performance compared to its predecessor, enhancing revenue opportunities for AI factories [16] Collaboration and Future Directions - The ongoing partnership between NVIDIA and Alphabet is set to advance agentic AI and physical AI applications across various sectors [20]