Results 241 to 250 of about 478,622 (399)

Thomas R.R. Cobb and the Law of Negro Slavery [PDF]

, 1999
Finkelman, Paul
core   +1 more source

Nonparametric Detection of a Time‐Varying Mean

Journal of Time Series Analysis, EarlyView.
ABSTRACT We propose a nonparametric portmanteau test for detecting changes in the unconditional mean of a univariate time series which may display either long or short memory. Our approach is designed to have power against, among other things, cases where the mean component of the series displays abrupt level shifts, deterministic trending behaviour ...
Fabrizio Iacone, A. M. Robert Taylor
wiley   +1 more source

Preoperative Halo Traction Versus Direct Posterior Fusion in Severe Adolescent Idiopathic Scoliosis: A Comparative Study. [PDF]

J Clin Med
Popescu MB, Marie H, Ulici A, Ionescu SN, Dragomirescu MC, Popescu C, Herdea A.   +6 more
europepmc   +1 more source

A Landmark-Aware Network for Automated Cobb Angle Estimation from X-Ray Images

Jie Yang, Jiankun Wang, Max Q.-H. Meng
openalex   +1 more source

Contrasting Fixed‐ and Mixed‐Effects Modeling in Vocabulary Research: Reanalyzing Laufer (2024) and McLean et al. (2020)

Language Learning, EarlyView.
Abstract Analyses in vocabulary research should avoid the language‐as‐a‐fixed‐effect fallacy, whereby no statistical evidence is provided to support claimed generalizations beyond the words tested in the sample. Although mixed‐effects models are widely adopted in social sciences to avoid this fallacy, second language vocabulary researchers primarily ...
Christopher Nicklin, Stuart McLean, Joseph P. Vitta   +2 more
wiley   +1 more source

AI-Powered Lateral DEXA Morphometry for Integrated Evaluation of Thoracic Kyphosis and Bone Density Assessment in Patients with Axial Spondyloarthritis. [PDF]

Life (Basel)
Bischoff E, Vladeva S, Baraliakos X, Kirilov N.   +3 more
europepmc   +1 more source

Male anterior urethral diverticula with Cobb′s collar and a giant stone

, 2006
Iqbal Singh, S Neogi
openalex   +1 more source

Eye Movements, Item Modality, and Multimodal Second Language Vocabulary Learning: Processing and Outcomes

Language Learning, EarlyView.
Abstract This study examined second language vocabulary processing and learning in reading only (RO) versus reading while listening (RWL). 119 English learners read or read‐while‐listening to a story embedded with 25 pseudowords, 10 times each, and had their eye movements tracked.
Jonathan Malone, Bronson Hui, Nick Pandža, Tetiana Tytko   +3 more
wiley   +1 more source

Efficacy of percutaneous kyphoplasty in treating stage III Kümmell disease without neurological injury. [PDF]

Am J Transl Res
Wang L, Feng Y, Cai F, Niu B.
europepmc   +1 more source

Preferences for Consumption and Leisure Across Countries

The Manchester School, EarlyView.
ABSTRACT Worktimes differ across countries and over time. The economics literature usually explains these differences by financial incentives such as wages and taxes, assuming identical and constant preference for leisure versus consumption. Non‐economic researchers recognize different attitude towards work across countries and over time and connect ...
Jim Jin, Geethanjali Selvaretnam
wiley   +1 more source