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能源工控网络筑起“数字免疫防线”
Ke Ji Ri Bao· 2025-07-29 04:16
Core Insights - The article emphasizes the critical importance of cybersecurity in industrial control systems (ICS) within the energy sector, highlighting the increasing risks associated with digitalization and the need for robust protective measures [1][5]. Group 1: Company Initiatives - The company, State Energy Group Guoneng Xinkong Technology Co., Ltd. (国能信控), has developed an ICS security situational awareness system utilizing AI, big data, and cloud computing to create a multi-layered defense mechanism [1][5]. - The project was initiated in 2018 to address the security needs and potential risks of energy ICS networks, reflecting the growing regulatory focus on ICS security by the government [2][3]. - The system has successfully integrated with 826 production units across various sectors, establishing a comprehensive security defense network that spans power generation, coal, transportation, and chemicals [3][4]. Group 2: Technological Advancements - The ICS security situational awareness system is designed to operate without disrupting real-time production processes, effectively bridging the gap between management and production areas [4]. - The system can process over 100,000 alarm messages daily, utilizing AI to streamline alerts to a manageable number, thereby enhancing efficiency and accuracy in threat response [4]. - The company aims to evolve its cybersecurity solutions into a foundational platform for energy industrial internet security, supporting the digital transformation of the energy sector [5].
智能体守护“来自星星的孩子”
Ke Ji Ri Bao· 2025-07-29 01:57
Core Insights - Autism is a neurodevelopmental disorder that can be diagnosed as early as 3 years old, yet the average diagnosis age in China is around 4 years, which is beyond the optimal intervention period [1] - The "StellarCare AI" project, led by the Chinese Academy of Sciences, aims to provide innovative solutions for autism patients and their families through precise screening, personalized intervention, and intelligent support [1][2] - The pilot program initiated in March 2023 has shown that StellarCare AI can achieve over 85% accuracy in screening and can advance the diagnosis window to 18 months of age [2] Group 1: Project Overview - StellarCare AI integrates molecular medicine and artificial intelligence to analyze multimodal data for autism screening and intervention [1] - The project is supported by various institutions, including Zhejiang University and Hong Kong University, and aims to create a multimodal AI technology for early autism screening [1][2] Group 2: Application Scenarios - In the family context, StellarCare AI acts as a "family doctor," providing a full-service chain from behavior analysis to personalized intervention and 24/7 AI consultation [3] - In the medical field, it serves as a "medical assistant," interpreting clinical data to enhance research and improve screening efficiency [3] - On a societal level, it functions as an "expert knowledge base," connecting government, hospitals, and research institutions to create a comprehensive support network for autism [3] Group 3: Future Directions - The research team is focused on building a dedicated multimodal database for autism in China and enhancing the AI's learning capabilities to improve screening accuracy and intervention effectiveness [3] - The project emphasizes the importance of technology in addressing social needs and aims to help more children with autism integrate into society [3]
筑牢智慧农业数字底座
Ke Ji Ri Bao· 2025-07-29 01:37
Core Viewpoint - The 2025 Central Document No. 1 emphasizes the support for the development of smart agriculture, highlighting the need for a robust digital infrastructure to drive innovation and ensure effective resource allocation in the agricultural sector [1] Group 1: Digital Infrastructure - Digital infrastructure is the foundational framework for smart agriculture, including comprehensive information networks, intelligent sensing terminals, and computing support systems [2] - Current challenges include structural imbalances and functional mismatches in digital infrastructure, with significant disparities in 5G coverage between developed eastern regions and underdeveloped western areas, leading to a "digital divide" [2] - A layered and categorized infrastructure supply system is needed, with national-level strategic infrastructure and regional-level smart equipment sharing platforms [2] Group 2: Technological Innovation - Technological innovation is crucial for transforming traditional agricultural production methods and achieving quality improvements [4] - There is a lack of interdisciplinary talent in agriculture, with insufficient digital technology literacy among agricultural professionals and inadequate agricultural knowledge among tech experts [4][5] - A collaborative innovation mechanism should be established to develop lightweight equipment suitable for small farmers, and a focus on integrating hardware, software, and service platforms is essential [3][4] Group 3: Policy and Institutional Support - Policy support is vital for creating a collaborative ecosystem in smart agriculture, addressing issues such as data ownership and the elimination of data silos [7][8] - The establishment of clear regulations regarding data collection, rights distribution, and technology application safety is necessary to enhance the digital agricultural ecosystem [8] - A market for agricultural data transactions should be developed to facilitate the efficient circulation of data, ensuring that data collection and processing are beneficial for all stakeholders involved [8]
全国首辆稀土永磁卡轨车下线
Ke Ji Ri Bao· 2025-07-29 01:34
Core Insights - The first rare earth permanent magnet rail car in China was officially launched in Baotou, Inner Mongolia, on July 18, showcasing advancements in technology and efficiency [1] - The development team overcame multiple technical challenges, marking the successful application of permanent magnet variable frequency drive technology in mining rail cars for the first time [1] Group 1: Technology and Efficiency - The core power of the permanent magnet rail car is the permanent magnet synchronous motor, which improves efficiency by over 15% compared to traditional asynchronous motors while reducing size by 50% and increasing torque by 30% [1] - The closed-loop vector control technology developed by the company's research team allows the rail car to handle heavy load starts and climbing conditions effectively [1] Group 2: Safety Features - The system incorporates a "fourfold safety protection" mechanism, ensuring smooth operation across all speed ranges and achieving 100% energy recovery during braking under heavy load conditions [1] - The emergency braking system uses a fail-safe brake, providing a robust final safety line, while the core structural components have a safety factor of 10, enhancing reliability [1] Group 3: Product Specifications - The modular body structure of the permanent magnet rail car allows for quick assembly and disassembly, and the fully enclosed motor compartment is designed to withstand harsh underground environments, extending the lifespan of core driving components [2] - As the third generation of the product, testing data indicates that the starting torque reaches 2.5 times the rated torque, and operational noise is reduced to 60 decibels [2] - The maintenance-free permanent magnet motor reduces maintenance costs by 50%, with a 40% improvement in the efficiency of key component replacements, and the overall machine boasts a lifespan of 100,000 hours, setting a new industry record [2]
AI让破碎铭文跨越千年讲述历史
Ke Ji Ri Bao· 2025-07-29 01:20
Core Insights - The article discusses the advancements in AI technology, specifically a tool named "Aeneas," which aids historians in reconstructing fragmented ancient inscriptions, thereby bridging gaps in historical knowledge [1][2]. Group 1: AI Tool Overview - "Aeneas" is a deep neural network trained on a vast array of Latin inscriptions and ancient texts, enabling it to recognize language patterns, grammatical structures, and historical contexts [2]. - The AI tool can analyze images of inscriptions, identifying nearly invisible engravings and hypothesizing missing parts while correlating with known historical data [2]. Group 2: Performance and Collaboration - In tests involving 23 historians, "Aeneas" provided valuable suggestions in 90% of cases, enhancing confidence in determining the geographical origin and dating of inscriptions by 44% [2]. - The collaboration between historians and "Aeneas" significantly improves accuracy in restoration efforts compared to working independently, allowing historians to efficiently sift through extensive literature [2]. Group 3: Future Implications - The potential of similar AI tools extends to interpreting more ancient languages and reconstructing undiscovered texts, reviving voices lost to time [3]. - "Aeneas" represents not just a tool but a gateway to the past, enabling ancient artifacts to narrate their stories with the assistance of AI [3].
人工智能为药物研发按下“快进键”
Ke Ji Ri Bao· 2025-07-29 01:20
Core Insights - Artificial intelligence (AI) is significantly transforming drug development processes, enhancing efficiency in target discovery, compound screening, and clinical trials [1][2][3][4][5][6] Group 1: AI in Drug Development - AI technology is shifting the drug discovery paradigm from hypothesis-driven to data-driven research, allowing for the identification of potential targets without preconceived notions [2] - The CFFF platform, developed by Fudan University and Alibaba Cloud, provides substantial computational power, enabling large-scale genomic analyses and the identification of new drug candidates [1][3] - AI has enabled the identification of significant genetic mutations associated with diseases like Parkinson's, with findings from over 1 million samples [2][3] Group 2: Efficiency in Clinical Trials - AI can optimize various aspects of clinical trials, including patient recruitment and data management, significantly reducing time and costs associated with traditional methods [5][6] - The use of AI in clinical trial design has shown to improve recruitment rates by over 30% and enhance data quality [5][6] - The global AI clinical trial market is projected to reach $2.6 billion by 2025 and exceed $22.36 billion by 2034, indicating a rapid growth trajectory [6] Group 3: Challenges and Data Issues - The industry faces challenges such as "data silos," which hinder the full potential of AI in pharmaceuticals, necessitating the creation of standardized data [7][8] - There is a growing need for trust mechanisms and integration of AI tools within clinical workflows to enhance collaboration between pharmaceutical companies and AI developers [8] - The demand for high-quality, standardized data is expected to increase as the industry progresses, highlighting the importance of addressing data fragmentation [7][8]
原行星盘中发现多种复杂有机分子
Ke Ji Ri Bao· 2025-07-29 01:18
复杂分子的化学演化并非从头开始,而可能是继承自星际云阶段的化学富集过程。这是由于从高能 原恒星阶段过渡到原行星盘的时间极短,不足以支持复杂分子从头形成,因此分子的继承性成为更可能 的解释。 原标题:原行星盘中发现多种复杂有机分子 这些有机分子最初在寒冷的星际云中形成,通常附着在冰冻尘埃颗粒表面。随着恒星形成过程的推 进,这些分子被包裹在冰层或岩石与尘埃混合物中,难以直接探测。只有当冰层因加热而蒸发,或通过 太空探测器挖掘等方式暴露后,这些分子才可能被观测到。太阳系中的小行星、陨石和彗星已被证实含 有构成DNA和RNA的关键分子,如氨基酸、糖和核碱基。 科技日报讯 (记者张梦然)由德国马克斯·普朗克天文研究所领导的团队,利用阿塔卡马大型毫米/ 亚毫米阵列,在V883猎户座的原行星盘中首次检测到乙二醇和乙醇腈等多种复杂有机分子。这些分子 被认为是生命基本成分的前体,为探索生命起源的宇宙路径提供了重要线索。研究结果发表在最新一期 《天体物理学杂志快报》上。 这项研究不仅揭示了恒星和行星系统中复杂有机分子的分布和演化,也进一步表明生命的化学前体 可能广泛存在于宇宙中,而非局限于地球或太阳系。 V883猎户座正处于恒星 ...
“吃”有机肥“穿”防晒衣 雨养麦田增产五成
Ke Ji Ri Bao· 2025-07-29 01:00
Core Insights - The research team led by Professor Li Tingliang from Shanxi Agricultural University has developed a new agricultural technology that significantly increases wheat yields in arid regions by approximately 50% through the use of organic fertilizers and sunshade measures [1][2] Group 1: Technology and Implementation - The innovative technology, named "Drought Wheat Summer Fallow Organic Compound Soil Improvement and Year-Round Coverage Water Conservation Yield Increase Technology," has been successfully applied in demonstration fields, achieving a wheat yield of 288 kg per mu, compared to the traditional rain-fed wheat yield of 200 kg per mu [1] - The technology involves applying specific organic compound fertilizers after wheat harvest, deep plowing the soil to mix straw and residues, and using shade nets to cover the ground [2] - In trial fields in the Jin Nan region, wheat yields reached 353 kg per mu, significantly higher than traditional methods, demonstrating the effectiveness of the technology [2] Group 2: Regional Context and Challenges - The Loess Plateau region experiences limited annual rainfall of about 500 mm, primarily concentrated from July to September, with only 20% to 50% of precipitation being utilized by plants due to high evaporation rates [1] - The main challenge for stable and high crop yields in the Loess Plateau is insufficient water, as the water-intensive growth period of winter wheat does not align with the local rainfall season [1] - Effective water collection and conversion into soil moisture before sowing is crucial for achieving high yields in drought-prone wheat cultivation [1]
新研究改写出汗机制传统认知
Ke Ji Ri Bao· 2025-07-29 01:00
Group 1 - The core finding of the research indicates that sweat does not form as droplets but rather emerges as a membrane that slowly rises from the pores and gathers on the skin surface, challenging traditional understanding of sweating mechanisms [1] - The study involved six healthy volunteers and utilized specialized clothing with internal water circulation and heating blankets to induce sweating, focusing on the forehead area [1] - The research revealed that sweat first penetrates the outermost layer of the skin (stratum corneum) before accumulating on the skin surface, and when cooling occurs, the sweat film evaporates, leaving a thin layer of salt [1] Group 2 - In a subsequent heating phase, sweat appeared more rapidly due to the salt layer formed during the first sweating phase, which accelerated the penetration of sweat through the stratum corneum, allowing for direct membrane formation on the skin [2] - Understanding the mechanisms of sweat generation can lead to the development of more efficient sweat-wicking materials, functional clothing, and skincare products, providing new insights for temperature regulation and skin health management in extreme heat environments [2]
大脑芯片技术重塑人机融合新范式
Ke Ji Ri Bao· 2025-07-28 23:43
Core Insights - Brain-computer interface (BCI) technology, particularly brain chips, is transitioning from experimental to practical applications, with significant advancements being made in the field [1][2][4] - Companies like Neuralink, founded by Elon Musk, are leading the charge in BCI technology, with successful human trials demonstrating the potential for enhanced independence for users [1][2] - Various companies are competing in the BCI space, each employing different technological approaches, indicating a rapidly evolving landscape [2][3] Group 1: Technological Advancements - Neuralink has successfully implanted brain chips in seven subjects, enabling them to perform tasks such as email management and academic research [1] - Paradromics has achieved a breakthrough with a brain chip featuring 1,600 electrodes, surpassing Neuralink's 1,024 electrodes, showcasing a technical advantage [2] - A collaboration among prestigious universities has led to a voice synthesis system that converts brain signals directly into natural speech, enhancing communication for patients with speech impairments [3] Group 2: Competitive Landscape - Companies like Precision Neuroscience and Synchron are exploring alternative methods for brain chip implantation, such as non-invasive techniques and vascular electrode implantation [2] - The competition is intensifying, with significant financial backing from high-profile investors like Jeff Bezos and Bill Gates for companies like Synchron [2] Group 3: Challenges and Considerations - Despite advancements, BCI technology faces challenges in achieving natural communication and improving the accuracy of voice decoding systems, with a reported 43.75% word error rate [4] - Ethical considerations and the need for robust privacy and security measures for neural data are critical as the technology progresses [5]