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Purpose: The early identification of maximum tolerated dose (MTD) in phase I trial leads to faster progression to a phase II trial or an expansion cohort to confirm efficacy. Methods: We propose a novel adaptive design for identifying MTD…

统计方法学 · 统计学 2021-10-07 Masahiro Kojima

The e-value is gaining traction as a robust alternative to p-values and Bayes factors for quantifying statistical evidence. e-values are a promising method for adaptive clinical trials due to their anytime-validity: e-values ensure type I…

统计方法学 · 统计学 2026-05-28 Stef Baas , Judith ter Schure , Joost van Rosmalen

In recent years, the potential applications of Large Multimodal Models (LMMs) in fields such as healthcare, social psychology, and industrial design have attracted wide research attention, providing new directions for human factors…

人机交互 · 计算机科学 2024-05-24 Li Fan , Lee Ching-Hung , Han Su , Feng Shanshan , Jiang Zhuoxuan , Sun Zhu

In the setting of multi-armed trials, adaptive designs are a popular way to increase estimation efficiency, identify optimal treatments, or maximize rewards to individuals. Recent work has considered the case of estimating the effects of K…

统计方法学 · 统计学 2026-02-10 Evan T. R. Rosenman , Kristen B. Hunter

Inverse design coupled with adjoint optimization is a powerful method to design on-chip nanophotonic devices with multi-wavelength and multi-mode optical functionalities. Although only two simulations are required in each iteration of this…

应用物理 · 物理学 2023-07-12 Ahmet Onur Dasdemir , Victor Minden , Emir Salih Magden

We propose a flexible design for the identification of optimal dose combinations in dual-agent dose-finding clinical trials. The design is called AAA, standing for three adaptations: adaptive model selection, adaptive dose insertion, and…

统计方法学 · 统计学 2017-06-13 Jiaying Lyu , Yuan Ji , Naiqing Zhao , Daniel V. T. Catenacci

This paper investigates an approach to both speed up business decision-making and lower the cost of learning through experimentation by factorizing business policies and employing fractional factorial experimental designs for their…

统计方法学 · 统计学 2023-11-30 Yixin Tang , Yicong Lin , Navdeep S. Sahni

Researchers are investing substantial effort in developing powerful general-purpose agents, wherein Foundation Models are used as modules within agentic systems (e.g. Chain-of-Thought, Self-Reflection, Toolformer). However, the history of…

人工智能 · 计算机科学 2025-03-04 Shengran Hu , Cong Lu , Jeff Clune

Fashion recommender systems (FaRS) face distinct challenges due to rapid trend shifts, nuanced user preferences, intricate item-item compatibility, and the complex interplay among consumers, brands, and influencers. Traditional…

信息检索 · 计算机科学 2025-08-05 Yashar Deldjoo , Nima Rafiee , Mahdyar Ravanbakhsh

To date, power electronics parameter design tasks are usually tackled using detailed optimization approaches with detailed simulations or using brute force grid search grid search with very fast simulations. A new method, named…

机器学习 · 计算机科学 2023-10-17 Dominik Happel , Philipp Brendel , Andreas Rosskopf , Stefan Ditze

We consider nonregular fractions of factorial experiments for a class of linear models. These models have a common general mean and main effects, however they may have different 2-factor interactions. Here we assume for simplicity that…

统计计算 · 统计学 2019-11-11 Shrabanti Chowdhury , Joshua Lukemire , Abhyuday Mandal

Objectives: The aims of this study are to identify factors in physical environments that contribute to patient falls in hospitals and to propose a computational model to evaluate patient room designs. Background: The existing fall risk…

计算工程、金融与科学 · 计算机科学 2020-09-01 Roya Sabbagh Novin , Ellen Taylor , Tucker Hermans , Andrew Merryweather

We propose to use Bayesian optimization (BO) to improve the efficiency of the design selection process in clinical trials. BO is a method to optimize expensive black-box functions, by using a regression as a surrogate to guide the search.…

统计方法学 · 统计学 2021-05-20 Jakob Richter , Tim Friede , Jörg Rahnenführer

Practical employment of Bayesian trial designs is still rare. Even if accepted in principle, the regulators have commonly required that such designs be calibrated according to an upper bound for the frequentist type I error rate. This…

统计方法学 · 统计学 2026-03-25 Elja Arjas , Dario Gasbarra

A combinatorial intervention, consisting of multiple treatments applied to a single unit with potentially interactive effects, has substantial applications in fields such as biomedicine, engineering, and beyond. Given $p$ possible…

机器学习 · 计算机科学 2025-06-05 Divya Shyamal , Jiaqi Zhang , Caroline Uhler

Purpose: Two-stage single-arm trial designs are commonly used in phase II oncology to infer treatment effects for a binary primary outcome (e.g., tumour response). It is imperative that such studies be designed, analysed, and reported…

应用统计 · 统计学 2020-07-09 Michael J. Grayling , Adrian P. Mander

Response-adaptive randomisation (RAR) can considerably improve the chances of a successful treatment outcome for patients in a clinical trial by skewing the allocation probability towards better performing treatments as data accumulates.…

应用统计 · 统计学 2017-03-14 Sofia S. Villar , Jack Bowden , James Wason

Variational design is a well-recognized CAD technique due to the increased design efficiency. It often presents as a parametric family of CAD models. Although effective, this way of working cannot handle design requirements that go beyond…

统计方法学 · 统计学 2022-01-11 Qiang Zou , Qiqiang Zheng , Zhihong Tang , Shuming Gao

In experimental design, we are given $n$ vectors in $d$ dimensions, and our goal is to select $k\ll n$ of them to perform expensive measurements, e.g., to obtain labels/responses, for a linear regression task. Many statistical criteria have…

机器学习 · 计算机科学 2019-06-11 Michał Dereziński , Feynman Liang , Michael W. Mahoney

Immunotherapies have revolutionized cancer treatment. Unlike chemotherapies, immune agents often take longer time to show benefit, and the complex and unique mechanism of action of these agents renders the use of multiple endpoints more…

统计方法学 · 统计学 2018-10-02 Ruitao Lin , Robert L Coleman , Ying Yuan