منابع مشابه
Coupled Item-Based Matrix Factorization
The essence of the challenges cold start and sparsity in Recommender Systems (RS) is that the extant techniques, such as Collaborative Filtering (CF) and Matrix Factorization (MF), mainly rely on the user-item rating matrix, which sometimes is not informative enough for predicting recommendations. To solve these challenges, the objective item attributes are incorporated as complementary informa...
متن کاملItem-properties may influence item-item associations in serial recall.
Attributes of words, such as frequency and imageability, can influence memory for order. In serial recall, Hulme, Stuart, Brown, and Morin (Journal of Memory and Language, 49(4), 500-518, 2003) found that high-frequency words were recalled worse, and low-frequency words better, when embedded in alternating lists than pure lists. This is predicted by associative chaining, wherein each recalled l...
متن کاملPsychometric Properties of 20-Item and 10-Item Persian Versions of Drug Abuse Screening Test
Introduction: Substance use disorder is one of the most critical social problems in Iran. For this disorder, weneed a proper assessment tool based on our indigenous culture. Objective: This study assesses the factor structure and psychometric properties of 10-item and 20-item Persian versions of Drug Abuse Screening Tests (DAST-10 and DAST-20). Materials and Methods: In this cross-sectional s...
متن کاملItem Content Versus Item Wording: Disentangling Role Conflict and Role Ambiguity
Rizzo, House, and Lirtzman's (1970) Role Ambiguity Scale and Role Conflict Scales assess ambiguity with 6 negatively worded items and conflict with 8 positively worded items, respectively. This methodological confound between item wording and content precludes unambiguous interpretation. In the present study, confirmatory factor analysis of these 2 scales and Beehr, Walsh, and Taber's 0976) Rol...
متن کاملSeparate Versus Concurrent Estimation of IRT Item Parameters in the Common Item Equating Design
DOCUMENT RESUME TM 030 621 Hanson, Bradley A.; Beguin, Anton A. Separate versus Concurrent Estimation of IRT Item Parameters in the Common Item Equating Design. American Coll. Testing Program, Iowa City, IA. ACT-RR-99-8 1999-12-00 36p. ACT Research Report Series, PO Box 168, Iowa City, IA 52243-0168. Reports Evaluative (142) MF01/PCO2 Plus Postage. *Equated Scores; Estimation (Mathematics); *It...
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ژورنال
عنوان ژورنال: Social Science Computer Review
سال: 2016
ISSN: 0894-4393,1552-8286
DOI: 10.1177/0894439316674459