Glass and jamming transitions: From exact results to finite-dimensional descriptions
Despite decades of work, gaining a first-principles understanding of amorphous materials
remains an extremely challenging problem. However, recent theoretical breakthroughs have …
remains an extremely challenging problem. However, recent theoretical breakthroughs have …
Edwards statistical mechanics for jammed granular matter
In 1989, Sir Sam Edwards made the visionary proposition to treat jammed granular materials
using a volume ensemble of equiprobable jammed states in analogy to thermal equilibrium …
using a volume ensemble of equiprobable jammed states in analogy to thermal equilibrium …
Scaling description of generalization with number of parameters in deep learning
Supervised deep learning involves the training of neural networks with a large number N of
parameters. For large enough N, in the so-called over-parametrized regime, one can …
parameters. For large enough N, in the so-called over-parametrized regime, one can …
Continuum limit of the vibrational properties of amorphous solids
The low-frequency vibrational and low-temperature thermal properties of amorphous solids
are markedly different from those of crystalline solids. This situation is counterintuitive …
are markedly different from those of crystalline solids. This situation is counterintuitive …
A jamming transition from under-to over-parametrization affects generalization in deep learning
In this paper we first recall the recent result that in deep networks a phase transition,
analogous to the jamming transition of granular media, delimits the over-and under …
analogous to the jamming transition of granular media, delimits the over-and under …
Jamming transition as a paradigm to understand the loss landscape of deep neural networks
Deep learning has been immensely successful at a variety of tasks, ranging from
classification to artificial intelligence. Learning corresponds to fitting training data, which is …
classification to artificial intelligence. Learning corresponds to fitting training data, which is …
Low-energy quasilocalized excitations in structural glasses
Glassy solids exhibit a wide variety of generic thermomechanical properties, ranging from
universal anomalous specific heat at cryogenic temperatures to nonlinear plastic yielding …
universal anomalous specific heat at cryogenic temperatures to nonlinear plastic yielding …
Low-frequency vibrational modes of stable glasses
Unusual features of the vibrational density of states D (ω) of glasses allow one to rationalize
their peculiar low-temperature properties. Simulational studies of D (ω) have been restricted …
their peculiar low-temperature properties. Simulational studies of D (ω) have been restricted …
Statistics and properties of low-frequency vibrational modes in structural glasses
Low-frequency vibrational modes play a central role in determining various basic properties
of glasses, yet their statistical and mechanical properties are not fully understood. Using …
of glasses, yet their statistical and mechanical properties are not fully understood. Using …
Low-frequency vibrational density of states of ordinary and ultra-stable glasses
A remarkable feature of disordered solids distinct from crystals is the violation of the Debye
scaling law of the low-frequency vibrational density of states. Because the low-frequency …
scaling law of the low-frequency vibrational density of states. Because the low-frequency …