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学术论文

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8金币法国预测与国际信息中心：深度贸易协定与异质企业出口（英文版）.PDF

This paper studies the effect of regional trade agreements on firms' exports using detailed information on the content of trade agreements and firm-level exports for 31 developing countries between 2000 and 2020. Moving from shallow to deep tr...

内容提供方：外唐用户 | 2025-10-10 发布 | 1.92MB | 52 页
8金币法国预测与国际信息中心：重力的变化（英文版）.PDF

This paper documents a fundamental problem in applied gravity estimation: the variance of gravity estimates becomes prohibitively large when policy regressors are parse. I define sparse regressors as dummy variables that equal one in fewer than 10...

内容提供方：外唐用户 | 2025-10-10 发布 | 1.54MB | 42 页
15金币国际清算银行：天气灾害的宏观经济影响：全球和部门分析（英文版）.PDF

Whether and how extreme weather shocks transmit to economic activity and, in turn, inflation is key for monetary policy. We look at the macroeconomic effects of different types of weather disaster for up to 151 countries over 2000-24. We study the...

内容提供方：外唐用户 | 2025-10-09 发布 | 1.72MB | 132 页
8金币国际清算银行：利用人工智能监控金融市场（英文版）.PDF

Predicting financial market stress has long proven to be a largely elusive goal. Advances in artificial intelligence and machine learning offer new possibilities to tackle this problem, given their ability to handle large datasets and unearth hidd...

内容提供方：外唐用户 | 2025-10-09 发布 | 2.09MB | 39 页
8金币国际清算银行：绿色转型的货币政策（英文版）.PDF

Climate change is one of the most pressing challenges facing our planet today, leading to severe environmental and social repercussions. Rising global temperatures are causing glaciers to melt, sea levels to rise and extreme weather events to beco...

内容提供方：外唐用户 | 2025-10-09 发布 | 4.63MB | 55 页
8金币国际清算银行：速度溢价：高频交易和资本成本（英文版）.PDF

When trading in financial markets reaches light speed, does the real economy slow down? Using co-location and latency improvement upgrades at NASDAQ as natural experiments, we find that, on average, high frequency trading (HFT) leads to higher cos...

内容提供方：外唐用户 | 2025-10-09 发布 | 685.92KB | 47 页
3金币范志锋：齿轮故障诊断的机器视觉技术研究进展.PDF

齿轮是机器设备中常见的旋转机械部件，对其开展故障诊断是避免重大事故发生的重要手段，齿轮故障诊断必然成为学者研究的焦点，而机器视觉技术为开展齿轮故障诊断提供了新的思路。文章分析了机器视觉系统的基本原理，重点梳理了基于机器视觉的齿轮图像采集、齿轮图像处理和齿轮图像识别的研究现状，归纳总结了基于机器视觉的齿轮故障诊断研究存在的主要问题，提出开展动态齿轮图像采集工程化研究与应用、三维齿轮图像采集、图像增强与迁移学习技术应用、浅层学习与深度学习融合等方面的建议，为从事齿轮故障诊断相关领域的...

内容提供方：外唐用户 | 2025-10-09 发布 | 1007.98KB | 7 页
3金币陈天熙：基于机器学习的齿轮故障诊断研究现状和发展前景.PDF

: 机器学习以其优秀的数据处理能力长期活跃于故障诊断领域。主要介绍国内外在基于机器学习的齿轮故障诊断领域的研究成果，梳理了浅层学习模型和深度学习模型在故障诊断领域的应用，并对其出现的问题进行总结与分析，最后对该领域未来的发展进行展望。
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内容提供方：外唐用户 | 2025-10-09 发布 | 185.28KB | 4 页
5金币未来能源研究所：对2009年危险源认定和温室气体汽车标准的再思考（英文版）.PDF

The proposal asserts that the scientific underpinnings of the Endangerment Finding are weaker than previously believed and not supported by the body of scholarship since 2009. NASEM (2025) provides the most recent review of the literature regardin...

内容提供方：外唐用户 | 2025-09-30 发布 | 742.25KB | 24 页
8金币 ADB亚洲开发银行：低频数据的经济预测框架（英文版）.PDF

Standard nowcasting frameworks commonly use weekly or monthly variables to monitor quarterly gross domestic product (GDP). However, this method is not suitable for economies that track GDP annually. We modify the state-space representation of an o...

内容提供方：外唐用户 | 2025-09-30 发布 | 1.83MB | 36 页