以下文章来源于刘聪NLP ，作者周星星 ，恢复了 PPO 的原始目标，采用蒙特卡罗回报估计优势，并设置无偏基线，从而 有效避免了优化偏差，在提升令牌效率的同时，还能维持模型的推理性能。 4. 推理能力的提升是渐进的，没有明显的"顿悟时刻" 6. 避免"长度作弊"需自然扩展响应。 刘聪NLP . NLP刘聪，如货币般流通！这里的刘聪，不会rapper，只发paper！长期关注AIGC前沿内容！还写过两 本书：ChatGPT原理与实战、大型语言模型实战指南！欢迎来讨论AI！ 上篇 R1复现小记：在业务场景的两类NLP任务上有显著效果 提到在业务场景中复现 DeepSeek-R1，也简单 记录下最近阅读一些论文过程中积累的 insight。 [1]Logic-RL: Unleashing LLM Reasoning with Rule-Based Reinforcement Learning [2]An Empirical Study on Eliciting and Improving R1-like Reasoning Models [3]Understanding R1-Zero-Like Training: ...

Core Insights - The 15th Beijing International Film Festival showcased a vibrant cultural event and served as a sample for observing the Chinese film industry's ecosystem [1] Group 1: Film Festival Highlights - The festival featured a variety of screenings, forums, and market activities, reflecting the evolution of the event over the past decade [2] - The exhibition of hand-painted posters for "Nezha: Birth of the Demon Child" attracted significant attention, with over 8,000 reservations filled within a day [2] - The festival included special screenings of classic films, allowing audiences to trace the development of Chinese animation [3][5] Group 2: Cultural Integration and Innovation - Many creators are drawing inspiration from traditional Chinese culture, merging cultural symbols with contemporary life to create globally resonant works [3] - The success of films like "Nezha" has prompted industry discussions on future film creation directions, emphasizing the importance of innovation [3][4] - The festival's "International Salon" highlighted the changing perceptions of China among international audiences, linked to advancements in technology and cultural output [4] Group 3: Technological Advancements - The festival introduced a new "Immersive Unit," showcasing 47 pioneering works that utilize various technologies such as VR and AR [6][8] - The upcoming 2024 festival will feature an "AIGC Film Short Film Unit," with submissions increasing from 430 to 1,502, indicating a growing interest in AI applications in filmmaking [10] - The integration of AI technology is expected to transform the film industry, enhancing audience interaction and storytelling [10] Group 4: Support for Emerging Talent - The festival serves as a platform for discovering and nurturing young filmmakers, with 19 projects selected from 507 submissions this year [11][13] - The introduction of the "Young Creative Force" unit aims to support the development of new projects and filmmakers [13][16] - The project investment unit acts as a bridge between young filmmakers and industry companies, facilitating valuable creative exchanges [16] Group 5: Future Directions - The festival's theme, "New Quality Light and Shadow," reflects a commitment to innovation and high-quality development in the Chinese film industry [6][17] - The festival's practices provide valuable insights and experiences for the sustainable development of the film industry in China [17]

Core Insights - The company reported a revenue of 413 million yuan for the year 2024 and 88.92 million yuan for the first quarter of 2025 [1] - The company aims to create a better living environment through a dual-driven model of creative design and parent-child cultural tourism, focusing on various sectors including innovative design, digital technology, and comprehensive operational services [1][2] Revenue Structure - The revenue structure has shifted from 83.85% in landscape design in 2020 to 52.16% in 2024, while the share of parent-child cultural tourism has increased to 40.37% [1] - The company has established a strong presence in vocational education, planning, and consulting services, enhancing its core business capabilities [1] Project Wins - In early 2025, the company secured multiple significant projects, including the urban renewal project in Luolong District, Henan, with a total investment of approximately 1.275 billion yuan and a contract amount exceeding 37 million yuan [1][2] - The company also led a consortium for the construction project of the Quzhou Ancient City Cultural Tourism Area, with a total investment of around 300 million yuan [1][2] Strategic Focus - The company plans to replicate and promote its successful experiences in urban renewal, rural revitalization, child-friendly initiatives, cultural heritage, and digital technology across five key areas [2] - The company aims to maximize economic and social benefits through an integrated management approach, utilizing a new model combining O+EPC+IP+O [2] Market Performance - The luxury residential project, Chongqing Jinmao Puyin, launched by the company, achieved sales of 360 million yuan on its opening day, with a sell-through rate of 90% [2] - The first batch of large units was sold out immediately, marking a significant sales milestone in the Chongqing real estate market [2] Business Model Innovation - The company will continue to explore value extraction in its ToC business model through innovations in cultural tourism operations, education training, and research services [3] - Efforts will be made to enhance operational product capabilities through various initiatives such as cultural markets, carnivals, and night tours [3]

Core Insights - The company is focusing on AI talent acquisition and has successfully attracted key technical personnel for its projects Mureka and SkyReels, which are seen as crucial for its future in the AI sector [1][5][25] - The company has shifted its focus from text models to music and video models, believing that these areas present less competition and greater potential for achieving state-of-the-art (SOTA) performance [2][8][10] - The company reported a total revenue of 5.66 billion yuan in 2024, a year-on-year increase of 15.2%, with its AI business generating an annualized revenue of approximately $140 million [5][30] Talent Acquisition - The company’s CEO has personally engaged in talent acquisition by visiting potential hires in informal settings, emphasizing the importance of sincerity in attracting talent [1][23][24] - The focus is on recruiting core creators for the Mureka and SkyReels projects, which are pivotal for the company's growth in the AI space [25][23] Product Development - The company launched its first music generation model, Mureka V1, in April 2024, followed by the Mureka O1 model, which incorporates Chain of Thought (CoT) technology, outperforming competitors [4][10] - The company also introduced the SkyReels platform for AI short dramas, integrating video and 3D models, and has open-sourced its video generation model SkyReels-V1 [5][4] Market Positioning - The company believes that the music and video content generation markets are more accessible, with a global audience of 8 billion for video and 4 billion for music, compared to smaller markets for comics and novels [5][30] - The CEO argues that focusing on niche markets allows the company to build a competitive edge that larger firms cannot easily replicate [6][20] Financial Performance - The company’s AI music business has an annual recurring revenue (ARR) of approximately $12 million, with a monthly revenue of around $1 million as of March 2025 [5][30] - The CEO estimates the AI music creation market could reach a size of $10 billion to $20 billion annually, with the company aiming to capture a significant share [32][30] Strategic Vision - The company aims to achieve general artificial intelligence (AGI) by 2030, with a clear focus on both AGI and AIGC (AI-generated content) as key areas of development [45][14] - The CEO emphasizes the importance of achieving SOTA in specific fields to attract top talent and maintain a competitive advantage [22][10]

证券代码：300556 证券简称：丝路视觉 债券代码：123138 债券简称：丝路转债 丝路视觉科技股份有限公司 投资者关系活动记录表 编号：2025-001 投资者关系活动 类别 □ 特定对象调研 □ 分析师会议 □ 媒体采访 √ 业绩说明会 □ 新闻发布会 □ 路演活动 □ 现场参观 □ 其他 参与单位名称及 人员姓名 投资者网上提问 时间 2025 年 4 月 30 日 (周三) 下午 15:00-17:00 地点 价值在线（www.ir-online.cn） 上市公司接待人 员姓名 董事长、总裁：李萌迪 独立董事：董明志 独立董事：李丽杰 董事、高级副总裁、财务总监：岳峰 董事会秘书：王瑜 保荐代表人：邹莎 投资者关系活动 主要内容介绍 1、未来的发展怎样？ 答：丝路视觉在 2025 年将以更加坚韧的姿态面对激烈的行 业竞争，充分发挥自身在文化创意领域的优势，进一步巩固自身 核心竞争力，保持业绩的可持续性。继续深耕数字内容创意业务 核心，聚焦产品和服务能力提升；继续强化研发创新投入，设计 创新+运用创新+技术创新；利用 G 端、B 端业务的内容沉淀和品 牌认知优势，持续与智能穿戴厂商共同构建 C 端新 ...

可灵的下一步：优先保证模型效果、聚焦专业生产者做渗透。 文 丨 高洪浩 《晚点 LatePost》独家了解到，快手在今日成立了可灵 AI 事业部。该事业部下设可灵 AI 产品 部、运营部和技术部，负责可灵、可图等系列大模型业务，快手高级副总裁盖坤担任可灵 AI 事业部负责人，继续兼任社区科学线负责人。 与此同时，社区科学线下成立基础大模型与应用部，负责 LLM 大模型、多模态理解大模型以 及应用技术研发。 调整后， 可灵 AI 将作为与主站、商业化、电商、国际化、本地生活并列的一级业务部门，向 快手董事长兼 CEO 程一笑汇报。这也是近 3 年时间里，快手唯一成立的独立事业部。 可灵与可图分别是快手自研的视频生成大模型与图片生成大模型。2025 年 3 月 25 日的快手财报电话 会上，快手 CEO 程一笑称，目前可灵 AI"图生视频" 功能的综合效果处于全球第一。 根据官方数据，自商业化以来至今年 2 月，可灵 AI 累计营业收入已超过 1 亿元。我们了解到，可灵 AI 今年前三个月的营收，已超过 2024 年下半年的总和。 一位快手人士称，AI 一直是快手的公司级战略，此次组织升级，意味着可灵 AI 在快 ...

在政策强力提振之下，房地产市场在2024年踏上了止跌回稳之路。国家统计局数据显示，去年第四季度 全国成交同环比显著改善，且一线及核心二线城市回升更快，市场修复态势明显。 作为行业龙头，央企保利发展（600048.SH）始终把平稳发展摆在首要位置，提前预判、快速应变、精 准施策，牢牢把握每个窗口和机遇，在行业整体深度调整期也交出一份韧性十足的高质量答卷。 最新发布的2024年业绩报告显示，保利发展全年实现签约面积1796.61万平方米，签约金额3230亿元， 连续两年稳居行业第一；全年营业收入3116.7亿元，净利润97.4亿元、归母净利润50亿元；全年回笼资 金3277亿元，回笼率达101%，同比提升1.3个百分点。同时，债务结构持续优化，经营性现金流连续七 年为正，产品力持续跃升行业前列。 2025年，推动市场止跌回稳仍是房地产行业的核心主题。在29日举行的业绩发布会上，保利发展董事长 刘平指出，中长期看房地产仍然是规模大、影响广的重要行业。当前消费者的住房需求，已从单纯居住 转向"好房子"带来的更高品质生活体验，是行业下阶段平稳发展的坚实基础。 站在行业转型升级的关键节点上，刘平对房地产业表达了充分的信心 ...

Core Viewpoint - Midea Group reported strong Q1 2025 results with revenue of 127.84 billion yuan, a year-on-year increase of 20.49%, and a net profit of 12.42 billion yuan, up 38.02% year-on-year. The company plans to spin off its subsidiary, Ande Intelligent, for a listing on the Hong Kong Stock Exchange while maintaining control over it [1][4]. Group 1: Revenue and Profit Performance - In Q1 2025, Midea Group's overall revenue increased by 20% year-on-year, significantly up from 9% in Q4 2024, indicating a strong acceleration [2]. - The company achieved a record net profit of 12.42 billion yuan in Q1 2025, exceeding market expectations [3]. - The net profit margin improved by 1.2 percentage points to 9.7%, while the gross profit margin decreased by 1.1 percentage points [3]. Group 2: Segment Performance - C-end sales showed high growth, with smart home revenue increasing by 17.4% year-on-year, and high-end brands COLMO and Toshiba seeing retail sales growth of over 55% [2]. - B-end revenue from new energy and industrial technology reached 11.1 billion yuan, up 45% year-on-year, while smart building technology revenue was 9.9 billion yuan, up 20% [2]. - The robotics and automation segment reported revenue of 7.3 billion yuan, a 9% year-on-year increase, indicating a strong recovery [2]. Group 3: Financial Health and Shareholder Returns - The company reported operating net cash flow of 14.3 billion yuan, which was better than profit, indicating strong operational support [3]. - Midea Group's dividend payout ratio was 69% in 2024, with additional share buybacks announced, highlighting a commitment to shareholder returns [4]. - The company expects net profits of 44 billion yuan and 48.5 billion yuan for 2025 and 2026, respectively, with corresponding PE ratios of 12.9 and 11.7 times [4].

4月26日，首都视听节目春交会核心板块"2025视听科技论坛——两小时，看见影视未来十年"在北京郎园Station中央车站隆重举行。本次论坛在北京市广 播电视局与北京市文联的指导下，由首都视听产业协会主办，北京电视艺术家协会、北京网络视听节目服务协会联合主办，由首都视听产业协会视听科技 发展委员会承办，汇聚了来自产学研界的顶尖专家、行业领袖与创新先锋，共同擘画未来十年视听技术的宏伟蓝图，深入探讨技术跃迁、场景革命与人文 伦理等多重维度下的机遇与挑战。 领航视听 共筑产业基石，擘画未来蓝图 论坛由首都视听产业协会视听科技发展委员会秘书长胡月主持，在首视协视听科技发展委员会主任、北京大学艺术学院与人工智能学院双聘教授邱章红的 开幕致辞中拉开帷幕。邱章红指出，过去十年，从超高清普及到沉浸式体验突破，从AIGC爆发到元宇宙、空间计算的深度融合，视听技术以前所未有的 速度重塑了世界。站在2025年的新起点，眺望未来十年，论坛以"全景推演"为核心，聚焦"技术跃迁""场景革命""人文思考"三大命题，旨在激发前沿智 慧，探寻视听技术的下一次革命方向。他寄望与会者成为推动技术均衡分布、让未来加速照进现实的关键力量，以开放心态拥 ...

转自：前瞻产业研究院 行业主要上市公司：蓝色光标(300058.SZ);浙文互联(600986.SH);三人行(605168.SH);利欧股份 (002131.SZ)等 本文核心数据： 数字营销行业研发投入情况 ——数字营销行业重点技术 数字营销行业的重点技术包括数据分析与洞察技术、搜索引擎优化技术以及人工智能技术等，其中，人 工智能技术对数字营销行业产生的影响是颠覆性的，人工智能深度赋能了数字营销行业营销策划、内容 运营、数据分析决策等环节，引导数字营销行业的深度变革。 ——行业整体研发投入强度企稳 从行业整体的研发投入情况来看，2019-2024年期间，中国数字营销行业研发投入整体规模和研发投入 强度波动发展。2023年，中国数字营销行业整体研发投入规模为19.52亿元，研发投入强度达3.6%。总 体来看，中国数字营销厂商研发投入企稳，但研发投入强度仍存在进一步提升的空间。 ——AI技术最为受到行业关注 当前，营销模式创新是行业发展的热点话题。根据秒针营销科学院的数据，AI营销成为2025年广告主 创新营销中最为关注的创新模式，AIGC技术的进一步成熟有望进一步推动AI营销模式的加速渗透。 ——AI工具已 ...