Review: A Sober Look at the Thistle

A Sober Look at Clustering Stability

Stability is a common tool to verify the validity of sample based algorithms. In clustering it is widely used to tune the parameters of the algorithm, such as the number k of clusters. In spite of the popularity of stability in practical applications, there has been very little theoretical analysis of this notion. In this paper we provide a formal definition of stability and analyze some of its...

A Sober Look at Spectral Learning

Spectral learning recently generated lots of excitement in machine learning, largely because it is the first known method to produce consistent estimates (under suitable conditions) for several latent variable models. In contrast, maximum likelihood estimates may get trapped in local optima due to the non-convex nature of the likelihood function of latent variable models. In this paper, we do a...

Review of Reviews/ A Review on Criticism: A Response to “The Review of the Book A Look at Carpet Weaving in Chaharmahal & Bakhtiari Province" by Frank Kabiri

A Look at the Challenges of Boundary-Spanner Academic Leaders

The present study was an exploratory sequential mixed method approach, so the qualitative section of the study was done by descriptive phenomenology method. The participants in the qualitative section included academic administrators with managerial experience who by criterion sampling and saturation in the research findings, 12 were selected for the interview. Research tools in the section wer...

A look at signification of ‘then’ in the Holy Quran

‘Then’ as one of conjunctions, has many usages in Arabic language. Since one of its usages is in the religious texts and the Holy Quran so that its different usages effect on the style, meaning, and concepts, and also, due to the sensitivity and significance of the Holy Quran, understanding the exact meaning of this conjunction, i.e. ‘then’, and studying its various stat...