Sage Journals: Discover world-class research

Retricted access

Research article

First published 2005-7

A Sigmoidal Model for Superplastic Deformation

W Pan, M Krohn, S B Leen [...]

Proceedings of the Institution of Mechanical Engineers,Part L: Journal of Materials: Design and Applications

Free access

Research article

First published 2014-6

A Smooth Covariate Rank Transformation for Use in Regression Models with a Sigmoid Dose–Response Function

Patrick Royston

The Stata Journal: Promoting communications on statistics and Stata

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Research article

First published 2021-7

Health indicator construction for roller bearing based on an unsupervised deep belief network with a novel sigmoid zero local minimum point model

Fan Xu, Xin Shu, Xin Li [...]

Structural Health Monitoring

Open access

Research article

First published 2015-3

Robot Path Optimization Based on a Reference Model and Sigmoid Functions

Jose Danilo Rairan

International Journal of Advanced Robotic Systems

Retricted access

Research article

First published 2018-3

Sigmoidal mixed models for longitudinal data

Ana W Capuano, Robert S Wilson, Sue E Leurgans [...]

Statistical Methods in Medical Research

Open access

Research article

First published 2025-3

Model generation and parametric study of stick-slip induced vibration for mechanics under friction

Jitendra Yadav, Roushan Kumar, Adesh Kumar [...]

Journal of Low Frequency Noise,Vibration and Active Control

Open access

Research article

First published 2021

A modified whale optimization algorithm for parameter estimation of software reliability growth models

Kezhong Lu, Zongmin Ma

Journal of Algorithms & Computational Technology

Open access

Research article

First published 2024-06

Competitive Risk Analysis of Prognosis in Older Adults with Sigmoid Colon Adenocarcinoma: A Population-Based Study

Ruofei Du, Jiayu Guo, Jing Li [...]

Cancer Control

Open access

Research article

First published 2022-1

Effective prediction model for preventing postoperative deep vein thrombosis during bladder cancer treatment

Xing Liu, Abai Xu, Jingwen Huang [...]

Journal of International Medical Research

Free access

Research article

First published 2016-3

Mfpa: Extension of mfp Using the ACD Covariate Transformation for Enhanced Parametric Multivariable Modeling

Patrick Royston, Willi Sauerbrei

The Stata Journal: Promoting communications on statistics and Stata

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