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arXiv research

A locally-built, LLM-digested index of recent arXiv papers in quant finance, geometry/topology, and statistical ML — keyword search served straight from SQLite on this machine.

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2 results for “core-fringe”

Link Prediction in Networks with Core-Fringe Datacs.SI

Link prediction benefits from fringe nodes in some datasets but not all.

problem Impact of fringe nodes on link prediction in core-fringe networks.

method Analysis of core-fringe network data and link prediction performance.

result The inclusion of fringe nodes can either improve or harm link prediction performance, depending on the dataset.

link prediction networks core-fringe graph models performance

2018-11-28abs ↗pdf ↗

Will the US Economy Recover in 2010? A Minimal Spanning Tree Studyq-fin.ST

We calculated the cross correlations between the half-hourly times series of the ten Dow Jones US economic sectors over the period February 2000 to August 2008, the two-year intervals 2002--2003, 2004--2005, 2008--2009, and also over 11 segments within the present financial crisis, to construct minimal spanning trees (…

2010-09-29abs ↗pdf ↗