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The type of decision dependent uncertainties (DDUs) imposes a great challenge in decision making, while existing methodologies are not sufficient to support many real practices. In this paper, we present a systematic study to handle this…

最优化与控制 · 数学 2022-03-31 Bo Zeng , Wei Wang

This paper introduces a novel multi-stage decision-making model that integrates hypothesis testing and dynamic programming algorithms to address complex decision-making scenarios.Initially,we develop a sampling inspection scheme that…

系统与控制 · 电气工程与系统科学 2025-03-11 Ziyang Liu , Yurui Hu , Yihan Deng

This paper explores the integration of MPI-based synchronization techniques into distributed fuzzing frameworks, highlighting possible substantial performance improvements compared to traditional filesystem-based synchronization methods. By…

软件工程 · 计算机科学 2025-12-02 Pierciro Caliandro , Matteo Ciccaglione , Alessandro Pellegrini

Despite accounting for 96.1% of all businesses in Malaysia, access to financing remains one of the most persistent challenges faced by Micro, Small, and Medium Enterprises (MSMEs). Newly established businesses are often excluded from formal…

统计金融 · 定量金融 2026-04-07 Chun Chet Ng , Zhen Hao Chu , Jia Yu Lim , Yin Yin Boon , Wei Zeng Low , Jin Khye Tan

This work describes the design, implementation and performance analysis of a distributed two-tiered storage software. The first tier functions as a distributed software cache implemented using solid-state devices~(NVMes) and the second tier…

分布式、并行与集群计算 · 计算机科学 2025-03-13 Aparna Sasidharan , Xian-He , Jay Lofstead , Scott Klasky

Reducing the computational time to process large data sets in Data Envelopment Analysis (DEA) is the objective of many studies. Contributions include fundamentally innovative procedures, new or improved preprocessors, and hybridization…

最优化与控制 · 数学 2024-07-23 Gregory Koronakos , Jose H Dula , Dimitris K Despotis

Diffusion models (DMs) represent state-of-the-art generative models for continuous inputs. DMs work by constructing a Stochastic Differential Equation (SDE) in the input space (ie, position space), and using a neural network to reverse it.…

机器学习 · 计算机科学 2024-05-14 Tianrong Chen , Jiatao Gu , Laurent Dinh , Evangelos A. Theodorou , Joshua Susskind , Shuangfei Zhai

This paper proposes a new fuzzy assessing procedure with application in management decision making. The proposed fuzzy approach build the membership functions for system characteristics of a standby repairable system. This method is used to…

人工智能 · 计算机科学 2017-07-07 Shoele Jamali , Mehrdad J. Bani

A novel strategy is proposed to improve the accuracy of state estimation and reconstruction from low-fidelity models and sparse data from sensors. This strategy combines ensemble Data Assimilation (DA) and Machine Learning (ML) tools,…

流体动力学 · 物理学 2025-01-31 Miguel M. Valero , Marcello Meldi

We consider solution of stochastic storage problems through regression Monte Carlo (RMC) methods. Taking a statistical learning perspective, we develop the dynamic emulation algorithm (DEA) that unifies the different existing approaches in…

计算金融 · 定量金融 2018-04-02 Michael Ludkovski , Aditya Maheshwari

This paper introduces a fuzzy reinforcement learning framework, Enhanced-FQL($\lambda$), that integrates novel Fuzzified Eligibility Traces (FET) and Segmented Experience Replay (SER) into fuzzy Q-learning with the Fuzzified Bellman…

机器学习 · 计算机科学 2026-04-14 Mohsen Jalaeian-Farimani , Xiong Xiong , Luca Bascetta

Organizations are adopting data analytics and Business Intelligence (BI) tools to gain insights from the past data, forecast future events, and to get timely and reliable information for decision making. While the tools are becoming mature,…

人机交互 · 计算机科学 2020-07-07 M. Shazmin Marikar , H. M. N. Dilum Bandara

Distributed Mean Estimation (DME), in which $n$ clients communicate vectors to a parameter server that estimates their average, is a fundamental building block in communication-efficient federated learning. In this paper, we improve on…

机器学习 · 计算机科学 2023-06-13 Ran Ben Basat , Shay Vargaftik , Amit Portnoy , Gil Einziger , Yaniv Ben-Itzhak , Michael Mitzenmacher

This paper proposes a novel slacks-based interval DEA approach that computes interval targets, slacks, and crisp inefficiency scores. It uses interval arithmetic and requires solving a mixed-integer linear program. The corresponding…

The Drift-Diffusion Model (DDM) is widely used in neuropsychological studies to understand the decision process by incorporating both reaction times and subjects' responses. Various models have been developed to estimate DDM parameters,…

应用统计 · 统计学 2025-07-03 Zekai Jin , Yaakov Stern , Seonjoo Lee

As an infrastructure for data persistence and analysis, Database Management Systems (DBMSs) are the cornerstones of modern enterprise software. To improve their correctness, the industry has been applying blackbox fuzzing for decades.…

软件工程 · 计算机科学 2021-03-02 Mingzhe Wang , Zhiyong Wu , Xinyi Xu , Jie Liang , Chijin Zhou , Huafeng Zhang , Yu Jiang

Traditional approaches to estimating beta in finance often involve rigid assumptions and fail to adequately capture beta dynamics, limiting their effectiveness in use cases like hedging. To address these limitations, we have developed a…

统计金融 · 定量金融 2024-10-29 Yuxin Liu , Jimin Lin , Achintya Gopal

The methods currently used to determine the scaling exponent of a complex dynamic process described by a time series are based on the numerical evaluation of variance. This means that all of them can be safely applied only to the case where…

统计力学 · 物理学 2009-11-07 Nicola Scafetta , Paolo Grigolini

We introduce three adaptive time series learning methods, called Dynamic Model Selection (DMS), Adaptive Ensemble (AE), and Dynamic Asset Allocation (DAA). The methods respectively handle model selection, ensembling, and contextual…

应用统计 · 统计学 2022-07-06 Parley Ruogu Yang , Ryan Lucas

Frequentist statistical methods, such as hypothesis testing, are standard practice in papers that provide benchmark comparisons. Unfortunately, these methods have often been misused, e.g., without testing for their statistical test…

统计方法学 · 统计学 2021-05-18 David Issa Mattos , Jan Bosch , Helena Holmström Olsson