نتایج جستجو برای: influential observations
تعداد نتایج: 302704 فیلتر نتایج به سال:
Absenteeism among university students is a widespread issue today. It known that absenteeism may incur negative effects on students' academic performance as well many social problems. This study was carried out to investigate and highlight perceptions of the factors affecting attendance for online in-person classes. The surveyed from variety disciplines at University Toronto Mississauga...
What characterizes an influential user? While there is much research on finding the concrete influential members of a social network, there are less findings about the properties distinguishing between an influential and a non-influential user. A major challenge is the absence of a ground truth, on which supervised learning can be performed. In this study, we propose a complete framework for su...
Mixedand same-sex dyads were observed to examine effects of gender composition on language and of language on gender differences in influence. Ss discussed a topic on which they disagreed. Women were more tentative than men, but only in mixed-sex dyads. Women who spoke tentatively were more influential with men and less influential with women. Language had no effect on how influential men were....
This study examined the effect of baseline estimation on the quality of trend estimates derived from Curriculum Based Measurement of Oral Reading (CBM-R) progress monitoring data. The authors used a linear mixed effects regression (LMER) model to simulate progress monitoring data for schedules ranging from 6-20 weeks for datasets with high and low levels of residual variance (poor and good qual...
The concept of h-index has been proposed to easily assess a researcher’s performance with a single two-dimensional number. However, by using only this single number, we lose significant information about the distribution of the number of citations per article of an author’s publication list. Two authors with the same hindex may have totally different distributions of the number of citations per...
Maksim Kitsak, 2 Lazaros K. Gallos, Shlomo Havlin, Fredrik Liljeros, Lev Muchnik, H. Eugene Stanley, and Hernán A. Makse Center for Polymer Studies and Physics Department, Boston University, Boston, Massachusetts 02215, USA Cooperative Association for Internet Data Analysis (CAIDA), University of California-San Diego, La Jolla, California 92093, USA Levich Institute and Physics Department, City...
In this paper, we investigate potential factors that may influence business performance on Yelp. We considered businesses’ overall star ratings as a measure of their performance. In order to account for user sentiment and location dynamics we constructed additional features from business and user review data. We experimented with regression (Linear and Decision-Tree) as well as classification (...
Understanding and controlling spreading processes in networks is an important topic with many diverse applications, including information dissemination, disease propagation and viral marketing. It is of crucial importance to identify which entities act as influential spreaders that can propagate information to a large portion of the network, in order to ensure efficient information diffusion, o...
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