no code implementations • 20 Sep 2016 • Anthony Gitter, Furong Huang, Ragupathyraj Valluvan, Ernest Fraenkel, Animashree Anandkumar
We use a latent tree graphical model to analyze gene expression without relying on transcription factor expression as a proxy for regulator activity.
no code implementations • NeurIPS 2012 • Anima Anandkumar, Ragupathyraj Valluvan
We consider a challenging instance of this problem when some of the nodes are latent or hidden.
no code implementations • 17 Mar 2012 • Animashree Anandkumar, Ragupathyraj Valluvan
The problem of structure estimation in graphical models with latent variables is considered.