Submodular hypergraphs: p-laplacians, cheeger inequalities and spectral clustering
We introduce submodular hypergraphs, a family of hypergraphs that have different
submodular weights associated with different cuts of hyperedges. Submodular hypergraphs …
submodular weights associated with different cuts of hyperedges. Submodular hypergraphs …
Hypergraph cuts with general splitting functions
The minimum st cut problem in graphs is one of the most fundamental problems in
combinatorial optimization, and graph cuts underlie algorithms throughout discrete …
combinatorial optimization, and graph cuts underlie algorithms throughout discrete …
Sparsification of decomposable submodular functions
A Rafiey, Y Yoshida - Proceedings of the AAAI Conference on Artificial …, 2022 - ojs.aaai.org
Submodular functions are at the core of many machine learning and data mining tasks. The
underlying submodular functions for many of these tasks are decomposable, ie, they are …
underlying submodular functions for many of these tasks are decomposable, ie, they are …
Approximate decomposable submodular function minimization for cardinality-based components
Minimizing a sum of simple submodular functions of limited support is a special case of
general submodular function minimization that has seen numerous applications in machine …
general submodular function minimization that has seen numerous applications in machine …
Decomposable submodular function minimization via maximum flow
This paper bridges discrete and continuous optimization approaches for decomposable
submodular function minimization, in both the standard and parametric settings. We provide …
submodular function minimization, in both the standard and parametric settings. We provide …
Decomposable submodular function minimization: discrete and continuous
This paper investigates connections between discrete and continuous approaches for
decomposable submodular function minimization. We provide improved running time …
decomposable submodular function minimization. We provide improved running time …
Augmented sparsifiers for generalized hypergraph cuts
Hypergraph generalizations of many graph cut problems and algorithms have recently been
introduced to better model data and systems characterized by multiway relationships …
introduced to better model data and systems characterized by multiway relationships …
Inference in higher order MRF-MAP problems with small and large cliques
Abstract Higher Order MRF-MAP formulation has been a popular technique for solving many
problems in computer vision. Inference in a general MRF-MAP problem is NP Hard, but can …
problems in computer vision. Inference in a general MRF-MAP problem is NP Hard, but can …
Semantic segmentation of color images via feature extraction techniques
In this research semantic segmentation (SS) by deep neural network is used. Segmentation
of contextual information with the use of patch-patch between the regions and background …
of contextual information with the use of patch-patch between the regions and background …
Augmented sparsifiers for generalized hypergraph cuts with applications to decomposable submodular function minimization
In recent years, hypergraph generalizations of many graph cut problems have been
introduced and analyzed as a way to better explore and understand complex systems and …
introduced and analyzed as a way to better explore and understand complex systems and …