Results 161 to 170 of about 36,880,219 (202)

Duodenoscope decontamination validation study

Journal of Hospital Infection, 2016
Journal of Hospital Infection - In Press.Proof corrected by the author Available online since vendredi 18 septembre ...
L, Alsaffar, P R, McCrudden, R, Hayter, M, Kavanagh   +3 more
openaire   +2 more sources

Evaluating the Validity of a Research Study

Journal of the American Academy of Child & Adolescent Psychiatry, 1999
This article examines the topic of research validity, the validity of a whole study. We will present a framework for understanding research validity based on the classic conceptualization by Cook and Campbell (1979) . Understanding their traditional criteria and "threats" to internal and external validity posed 4 types of problems.
G A, Morgan, J A, Gliner, R J, Harmon
openaire   +2 more sources

Individuality of handwriting: a validation study

Proceedings of Sixth International Conference on Document Analysis and Recognition, 2002
Motivated by several rulings in United States courts concerning expert testimony in general and handwriting testimony in particular, we undertook a study to objectively validate the hypothesis that handwriting is individualistic. Handwriting samples of 1500 individuals, representative of the US population with respect to gender, age, ethnic groups, etc.
Sargur N. Srihari, Sung-Hyuk Cha, Hina Arora, Sangjik Lee   +3 more
openaire   +1 more source

Validity studies in clustering methodologies

Pattern Recognition, 1979
Abstract Clustering algorithms tend to generate clusters even when applied to random data. This paper provides a semi-tutorial review of the state-of-the-art in cluster validity, or the verification of results from clustering algorithms. The paper covers ways of measuring clustering tendency, the fit of hierarchical and partitional structures and ...
Richard C. Dubes, Anil K. Jain 0001
openaire   +1 more source

The fear questionnaire: a validity study

Behaviour Research and Therapy, 1986
Abstract In a rigorously selected sample of 48 agoraphobic patients, the Agoraphobia scale was more sensitive and it alone discriminated between the rates of improvement in two independently identified subgroups of outcome than the Social Phobia or the Blood-Injury Phobia scales of the Fear Questionnaire (Marks and Matthews, 1979).
openaire   +2 more sources

The validity of validity: An analysis of validation study designs.

Journal of Applied Psychology, 1986
Mario Sussmann, Donald U. Robertson
openaire   +1 more source

Validation of Cluster Analysis Results on Validation Data: A Systematic Framework

Wiley Interdisciplinary Reviews: Data Mining and Knowledge Discovery, 2022
Anne-Laure Boulesteix, Theresa Ullmann, Christian Hennig   +2 more
exaly  

Validity Studies

Educational and Psychological Measurement, 1979
  +4 more sources

External Validation of Prognostic Models: What, Why, How, When and Where?

CKJ: Clinical Kidney Journal, 2021
Friedo Dekker, Chava L Ramspek, Kitty J Jager   +2 more
exaly  

Towards Operational Validation of Annual Global Land Cover Maps

Remote Sensing of Environment, 2021
Sytze de Bruin, Martin Herold
exaly