A Statistical Difference between Single-Layer Learning and Hierarchical Learning in Wide Neural Networks
Focus to learn more arXiv-issued DOI via DataCite (pending registration) Submission history From: Sumio Watanabe [ view email ] [v1] Sun, 26 Jul 2026 00:11:54 UTC (10 KB) Full-text links: Access Paper: View a PDF of the paper titled A Statistical Difference between Single-Layer Learning and Hierarchical Learning in Wide Neural Networks, by Sumio Watanabe View PDF HTML (experimental) TeX Source view license Current browse context: < prev | next > new | recent | 2026-07 Change to browse by: cs math stat References & Citations NASA ADS Google Scholar Semantic Scholar export BibTeX citation Loading... BibTeX formatted citation × loading... Data provided by: Bookmark Bibliographic Tools Bibliographic and Citation Tools Bibliographic Explorer Toggle Bibliographic Explorer
Focus to learn more arXiv-issued DOI via DataCite (pending registration) Submission history From: Sumio Watanabe [ view email ] [v1] Sun, 26 Jul 2026 00:11:54 UTC (10 KB) Full-text links: Access Paper: View a PDF of the paper titled A Statistical Difference between Single-Layer Learning and Hierarchical Learning in Wide Neural Networks, by Sumio Watanabe View PDF HTML (experimental) TeX Source view license Current browse context: < prev | next > new | recent | 2026-07 Change to browse by: cs math stat References & Citations NASA ADS Google Scholar Semantic Scholar export BibTeX citation Loading... BibTeX formatted citation × loading... Data provided by: Bookmark Bibliographic Tools Bibliographic and Citation Tools Bibliographic Explorer Toggle Bibliographic Explorer
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随时有效的协变量平衡确认方法
一篇题为《Anytime-Valid Confirmation of Covariate Balance for Prespecified Corrections》的论文在arXiv预印本平台发布,作者为Seungjin Choi。该研究提出了一种新方法,用于在因果推断或观察性研究中,实时验证协变量平衡是否满足预设修正的要求。传统方法往往依赖固定样本量的检验,而该工作引入“随时有效”的置信序列,允许研究者持续监测平衡性,无需预先指定停止时间。这对于保障修正策略的有效性、提升结果可靠性具有重要意义,尤其适用于大规模数据流或动态决策场景。论文还探讨了该方法在统计推断中的理论性质和应用前景。 #arXiv #统计学 #协变量平衡 #因果推断 #预设修正 #在线检验 #置信序列 #研究论文
一篇题为《Anytime-Valid Confirmation of Covariate Balance for Prespecified Corrections》的论文在arXiv预印本平台发布,作者为Seungjin Choi。该研究提出了一种新方法,用于在因果推断或观察性研究中,实时验证协变量平衡是否满足预设修正的要求。传统方法往往依赖固定样本量的检验,而该工作引入“随时有效”的置信序列,允许研究者持续监测平衡性,无需预先指定停止时间。这对于保障修正策略的有效性、提升结果可靠性具有重要意义,尤其适用于大规模数据流或动态决策场景。论文还探讨了该方法在统计推断中的理论性质和应用前景。 #arXiv #统计学 #协变量平衡 #因果推断 #预设修正 #在线检验 #置信序列 #研究论文
固定效应因果森林异质性衰减问题获交叉拟合校正新方法
近日,一篇题为《Attenuated Heterogeneity in Fixed-Effects Causal Forests, and a Cross-Fitted Correction》的论文在arXiv预印本平台上线。作者Harry Aytug提交的该研究指出,在运用固定效应因果森林进行异质性处理效应估计时,可能会产生异质性衰减的问题,即估计的异质性程度被低估。为此,论文提出了一种交叉拟合(cross-fitting)校正技术,旨在修正这一偏差,从而提升因果推断的准确性与可靠性。该工作融合了计量经济学与机器学习方法,为面板数据等固定效应场景下的因果效应异质性分析提供了新思路。 #因果森林 #固定效应 #异质性 #交叉拟合 #计量经济学 #机器学习 #因果推断 #arXiv #预印本
近日,一篇题为《Attenuated Heterogeneity in Fixed-Effects Causal Forests, and a Cross-Fitted Correction》的论文在arXiv预印本平台上线。作者Harry Aytug提交的该研究指出,在运用固定效应因果森林进行异质性处理效应估计时,可能会产生异质性衰减的问题,即估计的异质性程度被低估。为此,论文提出了一种交叉拟合(cross-fitting)校正技术,旨在修正这一偏差,从而提升因果推断的准确性与可靠性。该工作融合了计量经济学与机器学习方法,为面板数据等固定效应场景下的因果效应异质性分析提供了新思路。 #因果森林 #固定效应 #异质性 #交叉拟合 #计量经济学 #机器学习 #因果推断 #arXiv #预印本
Mirror Langevin diffusions: Convergence rates and Markov chain approximations
Focus to learn more arXiv-issued DOI via DataCite (pending registration) Submission history From: Soumik Pal [ view email ] [v1] Fri, 24 Jul 2026 20:03:54 UTC (50 KB) Full-text links: Access Paper: View a PDF of the paper titled Mirror Langevin diffusions: Convergence rates and Markov chain approximations, by Benjamin Capdeville and 2 other authors View PDF HTML (experimental) TeX Source view license Current browse context: < prev | next > new | recent | 2026-07 Change to browse by: math stat References & Citations NASA ADS Google Scholar Semantic Scholar export BibTeX citation Loading... BibTeX formatted citation × loading... Data provided by: Bookmark Bibliographic Tools Bibliographic and Citation Tools Bibliographic Explorer Toggle Bibliographic Explorer ( What is the Explorer? ) Connected
Focus to learn more arXiv-issued DOI via DataCite (pending registration) Submission history From: Soumik Pal [ view email ] [v1] Fri, 24 Jul 2026 20:03:54 UTC (50 KB) Full-text links: Access Paper: View a PDF of the paper titled Mirror Langevin diffusions: Convergence rates and Markov chain approximations, by Benjamin Capdeville and 2 other authors View PDF HTML (experimental) TeX Source view license Current browse context: < prev | next > new | recent | 2026-07 Change to browse by: math stat References & Citations NASA ADS Google Scholar Semantic Scholar export BibTeX citation Loading... BibTeX formatted citation × loading... Data provided by: Bookmark Bibliographic Tools Bibliographic and Citation Tools Bibliographic Explorer Toggle Bibliographic Explorer ( What is the Explorer? ) Connected
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SS-RS-GD 不等式获解决,Binghui Peng 提交论文
研究人员 Binghui Peng 于2026年6月16日在 arXiv 预印本平台提交了一篇题为“A Resolution of the SS--RS--GD Inequalities”的论文。该论文集中探讨了 SS、RS 和 GD 三类不等式的求解问题,这些不等式在数学、计算机科学与统计学等交叉领域具有重要理论价值。论文提供了 PDF 及 HTML 格式的全文,供学术界开放获取与查阅。这一成果有望为相关不等式理论的发展提供新的研究视角,并推动其在优化、概率论等方向的应用。 #BinghuiPeng #SSRSGD #不等式 #arXiv #数学 #计算机科学 #统计学 #研究
研究人员 Binghui Peng 于2026年6月16日在 arXiv 预印本平台提交了一篇题为“A Resolution of the SS--RS--GD Inequalities”的论文。该论文集中探讨了 SS、RS 和 GD 三类不等式的求解问题,这些不等式在数学、计算机科学与统计学等交叉领域具有重要理论价值。论文提供了 PDF 及 HTML 格式的全文,供学术界开放获取与查阅。这一成果有望为相关不等式理论的发展提供新的研究视角,并推动其在优化、概率论等方向的应用。 #BinghuiPeng #SSRSGD #不等式 #arXiv #数学 #计算机科学 #统计学 #研究
OMODA O4 印尼全球首发,搭载超级 AI 驾驶舱
雅加达,7月27日晚,OMODA与JAECOO在“超级AI之夜”活动中正式推出OMODA O4纯电动SUV,并宣布该车型搭载的超级AI驾驶舱全球首发。该车采用“超级混合动力系统”与“超级智能”双重战略,其AI驾驶舱基于大语言模型构建,配备十个AI代理,可理解复杂指令、学习用户习惯并识别情绪,提供个性化陪伴与娱乐功能。OMODA & JAECOO国际CEO Shawn Xu表示,印尼是增长最快的市场之一,因此选择印尼作为全球首发地。外观采用Cyber Mecha设计,内饰为太空飞船主题,配备翻转启动按钮、大尺寸触摸屏及游戏支持。动力方面,电机最大功率160kW,峰值扭矩275Nm,0-100km/h加速7.1秒,搭载65.05kWh磷酸铁锂电池,NEDC续航553公里。 #OMODA #O4 #印尼 #新能源汽车 #AI驾驶舱 #电动汽车 #汽车发布 #智能出行
雅加达,7月27日晚,OMODA与JAECOO在“超级AI之夜”活动中正式推出OMODA O4纯电动SUV,并宣布该车型搭载的超级AI驾驶舱全球首发。该车采用“超级混合动力系统”与“超级智能”双重战略,其AI驾驶舱基于大语言模型构建,配备十个AI代理,可理解复杂指令、学习用户习惯并识别情绪,提供个性化陪伴与娱乐功能。OMODA & JAECOO国际CEO Shawn Xu表示,印尼是增长最快的市场之一,因此选择印尼作为全球首发地。外观采用Cyber Mecha设计,内饰为太空飞船主题,配备翻转启动按钮、大尺寸触摸屏及游戏支持。动力方面,电机最大功率160kW,峰值扭矩275Nm,0-100km/h加速7.1秒,搭载65.05kWh磷酸铁锂电池,NEDC续航553公里。 #OMODA #O4 #印尼 #新能源汽车 #AI驾驶舱 #电动汽车 #汽车发布 #智能出行
Mixing Configurations for Downstream Prediction
该论文《Mixing Configurations for Downstream Prediction》由Juntang Wang等四位作者提交至arXiv预印本平台。论文首次于2025年10月22日发布,并于2026年7月17日更新第二版。研究聚焦于如何通过混合配置策略提升下游预测任务的性能,属于机器学习领域的前沿探索。论文现提供PDF、HTML及TeX源码等多种格式,并附有引用工具、代码关联及社区讨论链接,便于学术交流与复现。目前该论文已在cs和stat分类下浏览,相关引用和推荐工具可进一步扩展其影响力。 #arXiv #论文 #机器学习 #下游预测 #混合配置 #JuntangWang #学术研究 #预印本
该论文《Mixing Configurations for Downstream Prediction》由Juntang Wang等四位作者提交至arXiv预印本平台。论文首次于2025年10月22日发布,并于2026年7月17日更新第二版。研究聚焦于如何通过混合配置策略提升下游预测任务的性能,属于机器学习领域的前沿探索。论文现提供PDF、HTML及TeX源码等多种格式,并附有引用工具、代码关联及社区讨论链接,便于学术交流与复现。目前该论文已在cs和stat分类下浏览,相关引用和推荐工具可进一步扩展其影响力。 #arXiv #论文 #机器学习 #下游预测 #混合配置 #JuntangWang #学术研究 #预印本
新论文提出代理估计诊断与调整方法,提升统计推断可靠性
近日,一篇题为“proxymate: Diagnosis and Adjustment of Proxy Estimates for Reliable Inference”的研究论文在arXiv预印本平台上发布。该研究由Alexandra N. M. Darmon等四位学者共同完成,投稿日期为2026年7月27日。论文聚焦于统计推断中代理变量估计的可靠性问题,提出了一种名为“proxymate”的新框架,用于系统诊断代理估计中的偏差,并对其进行调整,从而得到更稳健的推断结果。该方法有望在流行病学、经济学、社会科学等依赖代理变量进行因果推断的领域发挥重要作用。目前,论文的完整PDF及源码已通过arXiv开放获取,供研究人员参考与复现。 #arXiv #论文 #统计推断 #代理变量 #因果推断 #方法学 #科研新闻
近日,一篇题为“proxymate: Diagnosis and Adjustment of Proxy Estimates for Reliable Inference”的研究论文在arXiv预印本平台上发布。该研究由Alexandra N. M. Darmon等四位学者共同完成,投稿日期为2026年7月27日。论文聚焦于统计推断中代理变量估计的可靠性问题,提出了一种名为“proxymate”的新框架,用于系统诊断代理估计中的偏差,并对其进行调整,从而得到更稳健的推断结果。该方法有望在流行病学、经济学、社会科学等依赖代理变量进行因果推断的领域发挥重要作用。目前,论文的完整PDF及源码已通过arXiv开放获取,供研究人员参考与复现。 #arXiv #论文 #统计推断 #代理变量 #因果推断 #方法学 #科研新闻