Results 41 to 50 of about 767,513 (309)

Variety Discrimination Power: An Appraisal Index for Loci Combination Screening Applied to Plant Variety Discrimination

open access: yesFrontiers in Plant Science, 2021
Molecular marker technology is used widely in plant variety discrimination, molecular breeding, and other fields. To lower the cost of testing and improve the efficiency of data analysis, molecular marker screening is very important.
Yang Yang   +9 more
doaj   +1 more source

Item analysis of multiple-choice questions in anatomy for first year MBBS

open access: yesNational Journal of Physiology, Pharmacy and Pharmacology, 2022
Background: Multiple choice questions (MCQs) are preferred tools of assessment because of objectivity, ease of scoring and how each MCQ functions as an item can be understood by Item analysis.
Chandrika Teli, Nilesh Kate
doaj   +1 more source

Hierarchical Factor Analysis of the Quick Discrimination Index [PDF]

open access: yes, 2002
Prior factor analytic studies of the Quick Discrimination Index (QDI) have used principal components factor analysis to develop and validate a three-factor structure with a racially heterogeneous sample. In this investigation, Study 1 explored the factor
Burkard, Alan W.   +2 more
core   +1 more source

Optimal Unambiguous Discrimination of Quantum States [PDF]

open access: yes, 2007
Unambiguously distinguishing between nonorthogonal but linearly independent quantum states is a challenging problem in quantum information processing.
Amiri, A. R.   +3 more
core   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Enhancing Biochemistry Assessments: Our Experience with MCQ Validation in Punjab [PDF]

open access: yesIndian Journal of Medical Biochemistry
Background and aim: Item analysis of multiple-choice questions (MCQs) is a widely accepted method to ensure their quality and effectiveness. Key indices used in this process include the difficulty index (DIF I), discrimination index (DI), and distractor ...
Shalini Gupta   +4 more
doaj   +1 more source

Cross-Lingual Speaker Discrimination Using Natural and Synthetic Speech [PDF]

open access: yes, 2011
This paper describes speaker discrimination experiments in which native English listeners were presented with either natural speech stimuli in English and Mandarin, synthetic speech stimuli in English and Mandarin, or natural Mandarin speech and ...
Liang, Hui, Wester, Mirjam
core   +2 more sources

Assessing risk prediction models using individual participant data from multiple studies [PDF]

open access: yes, 2014
Individual participant time-to-event data from multiple prospective epidemiologic studies enable detailed investigation into the predictive ability of risk models. Here we address the challenges in appropriately combining such information across studies.
Ballantyne, C.   +20 more
core   +1 more source

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Analysis of medical and dentistry basic sciences examinations: A case study

open access: yesPayesh, 2020
Objective (s): Multiple choice questions are the central core of the evaluation of medical students. The purpose of this study was to analyze medical and dentistry basic sciences examinations in Ahvaz Jundishapur University of Medical Sciences in 2015 ...
Nasrin Khajeali   +2 more
doaj  

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