354 citations · 1.9k across the 38 of their papers we have counts for
4 papers · 1 filter
Clustering via Content-Augmented Stochastic Blockmodels
J. Massey Cashore, Xiaoting Zhao, Alexander A. Alemi +2
Much of the data being created on the web contains interactions between users and items. Stochastic blockmodels, and other methods for community detection and clustering of biparti…
Text Segmentation based on Semantic Word Embeddings
Alexander A Alemi, Paul Ginsparg
We explore the use of semantic word embeddings in text segmentation algorithms, including the C99 segmentation algorithm and new algorithms inspired by the distributed word vector…
Canonical Sectors and Evolution of Firms in the US Stock Markets
Lorien X. Hayden, Ricky Chachra, Alexander A. Alemi +2
A classification of companies into sectors of the economy is important for macroeconomic analysis and for investments into the sector-specific financial indices and exchange traded…
You Can Run, You Can Hide: The Epidemiology and Statistical Mechanics of Zombies
Alexander A. Alemi, Matthew Bierbaum, Christopher R. Myers +1
We use a popular fictional disease, zombies, in order to introduce techniques used in modern epidemiology modelling, and ideas and techniques used in the numerical study of critica…