Buffett-style rational value picks | Top 95th percentile of financial bloggers according to TipRanks.Six years of long-horizon investment portfolio management and consulting. I do not provide or publish investment advice on Seeking Alpha. My articles are opinion pieces only and are not soliciting any content or security. Opinions expressed in my articles are purely my own. My opinions may change at any time and without notice. Please conduct your own research and analysis before purchasing a security or mak ...

A股DeepSeek概念股表现活跃，天娱数科涨停，每日互动涨超9%，卫宁健康、云赛智联等个股上涨。 ...

每经编辑 张锦河 4月24日，返利科技（600228.SH，股价3.62元，市值15.18亿元）公司发公告称，因公司股票将被实施退市风险警示，公司股票将于2025年4月25日停牌一 天，并于2025年4月28日起被实施退市风险警示，股票简称变更为*ST返利。 | 证券代码 证券简称 停复牌类型 停牌起始日 韶信 停牌终止日 复 | | --- | | 600228 返利科技 A 股 停牌 2025/4/25 全天 2025/4/25 2025/4/28 | 4月24日，返利科技公布2025年一季报，公司营业收入为5360万元，同比下降21.9%；归母净利润亏损1398万元，同比下降940.4%；扣非归母净利润亏损 1417万元，同比下降956.0%。 公司官网显示，返利网数字科技股份有限公司创立于2007年，总部位于上海，并在北京、广州等多地设有分支机构，于2021年4月登陆上海证券交易所A股 主板上市。 公司旗下拥有国内知名的导购平台返利网及返利APP，基于"为美好生活而省"的初心，为消费者提供360°全景式消费优惠服务。据艾瑞咨询报告，"返利网 APP"位列同类移动应用总使用次数No.1*、月平均活跃用户 ...

Core Viewpoint - WiMi Hologram Cloud Inc. has developed a Quantum Computing-Based Feedforward Neural Network (QFNN) algorithm that addresses computational bottlenecks in traditional neural network training, utilizing Quantum Random Access Memory (QRAM) for efficient data processing [1][10]. Quantum Algorithm Development - The QFNN algorithm incorporates key quantum computing subroutines, particularly in the feedforward and backpropagation processes, providing exponential speedup in both stages of neural network training [2][4]. - Classical feedforward propagation, which involves multiple matrix-vector multiplications, is enhanced by the quantum algorithm through the use of quantum state superposition and coherence, allowing computations to be performed in logarithmic time [3][6]. Computational Efficiency - The quantum algorithm significantly reduces computational complexity, shifting from a dependency on the number of connections (O(M)) in classical networks to a dependency solely on the number of neurons (O(N)) in the quantum framework [6][7]. - This reduction in complexity leads to at least a quadratic speedup in training large-scale neural networks, making it particularly advantageous for ultra-large-scale datasets [7]. Overfitting Mitigation - WiMi's quantum algorithm demonstrates inherent resilience to overfitting, a common issue in deep learning, due to the intrinsic uncertainty of quantum computing, which acts similarly to regularization techniques [8][9]. Application Prospects - The QFNN algorithm has broad application potential in fields requiring high computational speed and data scale, such as financial market analysis, autonomous driving, biomedical research, and quantum computer vision [10][11]. - Additionally, the research lays the groundwork for quantum-inspired classical algorithms that can optimize computational complexity on traditional computers, providing a transitional solution until quantum computers become widely available [10]. Future Implications - The advancement of WiMi's QFNN algorithm marks a significant milestone in the intersection of quantum computing and machine learning, suggesting that quantum neural networks will play a crucial role in the future of artificial intelligence [11][12].

Không cần nền tảng sâu xa, vẫn có thể trở thành chuyên gia DeepSeek và bút phá trong sự nghiệp ! Biên soạn bởi các chuyên gia Al hàng đầu và tiến sĩ từ Viện Khoa học Xã hội Trung Quốc. Được Cựu phó chủ tịch Đại học Bắc Kinh, hiệu trưởng sáng lập Trường Kinh doanh HSBC và gần 20 chuyên gia đầu ngành đông loạt đê cứ. 亲爱的读者朋友们： 在人工智能的浪潮中，我们一直致力于推动知识的传播与技术的普及。今天，我们非常荣幸地 宣布，《DeepSeek使用指南》越南语版正式发售！这不仅是未可知人工智能研究院在国际化 道路上的重要一步，更是我们为全球AI用户服务的又一里程碑。 DeepSeek HƯỚNG DẪN SỬ DUNG TOÀN DIỆN Ứng dụng thực tiễn trong mọi lĩ ...

证券研究报告 | 2025年4月17日 DeepSeek辅助识别财务瑕疵 ——基于财报文本的情感语调的分析 策略研究 · 策略专题 证券分析师：陈凯畅 021-60375429 chengkaichang@guosen.com.cn S0980523090002 证券分析师：王 开 021-60933132 wangkai8@guosen.com.cn S0980521030001 请务必阅读正文之后的免责声明及其项下所有内容 核心观点 请务必阅读正文之后的免责声明及其项下所有内容 ➢ 财务造假样本分析：从CSMAR数据库"财务违规表"筛选2010-2021年样本，通讯服务行业造假占比最高，金融和公用事业最低。2010-2018年造假公 司数量及占比上升，2019年后下降，且约58.3%的造假行为在1-2年内暴露或终止。信息披露违规成为主流，虚构利润和虚列资产减少。 ➢ 特征池构建：基于上市公司定期财务报告，从8个维度构建378个比率型指标，经筛选处理后保留100个指标，形成特征池，包含5483个财务造假样本 和42046个控制样本。 ➢ 情感语调因子构建：利用DeepSeek R1模型分析财报文本情感语调， ...

Group 1 - Michael Wiggins De Oliveira is an inflection investor, focusing on buying undervalued companies at pivotal moments when their profitability is expected to increase significantly over the next year [1] - The investment strategy emphasizes technology and the Great Energy Transition, including uranium, with a concentrated portfolio of approximately 15 to 20 stocks and an average holding period of 18 months [1] - Michael has over 10 years of experience in analyzing companies, particularly in the tech and energy sectors, and has built a following of over 40,000 on Seeking Alpha [2] Group 2 - The Investing Group Deep Value Returns, led by Michael, offers insights through its concentrated portfolio of value stocks, timely updates on stock picks, and a weekly webinar for live advice [3] - The group provides "hand-holding" support for both new and experienced investors, fostering an active and vibrant community accessible via chat [3] - Seeking FCF is associated with Michael Wiggins De Oliveira, indicating a collaborative approach in investment strategies [3]

实习时间： 每周至少实习3天以上，实习时间不少于3个月，不满足的请勿投递，实习考核优秀者有留用机会。 岗位职责： 1、负责数据处理、分析、统计等工作，协助研究员完成量化投资相关课题的研究； 实习生招聘 工作地点： 深圳、广州、上海、北京 ，要求线下实习 简历投递截止日期： 2025年4月30日 2、协助进行金融工程策略模型的开发与跟踪等工作； 3、完成小组安排的其他工作。 基本要求： 1、数学、统计、物理、计算机、信息工程等理工科专业，或金融工程相关专业，硕士或博士在读，特别优秀的大四 保研亦可，非应届（2026年及之后毕业）； 2、熟练掌握Python等编程语言，熟悉SQL数据库，有优秀编程能力与编程规范； 3、有责任心，自我驱动能力强， 具有良好的信息搜集能力、逻辑思维能力、分析判断能力、言语和书面表达能力、 人际沟通能力。 加分项： 4、 具备扎实的金融市场基础知识，熟悉股票、债券、期货、指数及基金等核心概念； 5、数学基础好，有科研项目经历、有学术论文被SCI或EI收录； 6、熟悉Wind、 Bloomberg、天软等金融终端； 7、熟悉机器学习、深度学习，熟悉PyTorch、Linux，有GPU服务 ...

董秘： 尊敬的投资者您好，公司在南京东路616号旗舰店携手合作伙伴共同打造了健康体重管理体验 区，通过健康数据跟踪、个性化体重管理、营养师建议、专家指导等多重服务帮助患者实现科学体重管 理，感谢您的关注。 投资者： 董秘您好！请问贵公司是否已经部署了DeepSeek？如果已经部署了，请问主要应用于哪些具 体的业务？公司接入DeepSeek有哪些成本、收益方面的考量？如果公司计划在未来再进行部署，计划 将DeepSeek应用于什么具体的业务呢？我们投资者非常期待您的回复，谢谢！ 截至2025年4月11日收盘，第一医药(600833)报收于11.96元，下跌1.73%，换手率2.19%，成交量4.87万 手，成交额5871.22万元。 董秘最新回复 投资者： 你好！公司目前有没有获取上海境外旅客离境退税定点商店资质？谢谢 董秘： 尊敬的投资者您好，公司目前有部分门店为离境退税商店，感谢您的关注。 投资者： 请问是否有合作知名药械企业布局肥胖症治疗、体重健康管理疗诊相关业务？ 董秘： 尊敬的投资者您好，公司下属零售药店可接收互联网医疗机构开出的电子处方，感谢您的关 注。 当日关注点 交易信息汇总：4月11日主力资金 ...

Core Viewpoint - Meige Intelligent has reported significant growth in its financial performance for 2024, with a notable increase in net profit and revenue, indicating a strong recovery and potential for future growth [1][3][4]. Financial Performance - In Q1 2024, Meige Intelligent expects a net profit attributable to shareholders of 40 million to 52 million yuan, representing a year-on-year growth of 518.53% to 704.09% [1][3]. - The company's net profit for the full year 2024 is projected to be 136 million yuan, a 110.64% increase compared to the previous year, with a revenue of 2.941 billion yuan, up 36.98% [3][4]. - The non-recurring net profit for Q1 2024 is anticipated to be between 38.7 million and 50.7 million yuan, reflecting a growth of 658.97% to 894.31% year-on-year [1][3]. Historical Performance - Meige Intelligent's net profit from 2021 to 2023 showed volatility, with figures of 118 million yuan, 128 million yuan, and 64.51 million yuan, indicating a decline of 49.54% in 2023 [4]. - Despite the low base in 2023, the 2024 performance marks a historical high for the company [4]. Stock Performance - Meige Intelligent's stock price experienced a significant surge, achieving an 8-day consecutive limit-up from January 24 to February 12, 2024, reaching a historical high of 73 yuan per share [6]. - Following this peak, the stock price has seen a correction, with a cumulative decline of 42.63% since February 13, 2024, currently trading at 40.9 yuan per share [8][10]. Market Outlook - The combination of strong financial results and a recent stock price pullback suggests that Meige Intelligent may be poised for a rebound in the near future [10].