no code implementations • 12 Apr 2024 • Alfonso Valderrama, Andrés Abeliuk
This study introduces data-driven metrics to measure the predictability of RS based on the structural complexity of the user-item rating matrix.
no code implementations • 2 Mar 2023 • Francisco Plana, Andrés Abeliuk, Jorge Pérez
Our experiments show that QuickCent is able to make estimates that are competitive in accuracy with the best alternative methods tested, either on synthetic scale-free networks or empirical networks.
no code implementations • 6 Apr 2020 • Nazgol Tavabi, Andrés Abeliuk, Negar Mokhberian, Jeremy Abramson, Kristina Lerman
As we show in this paper, the process of filtering reduces the predictability of cyber-attacks.
no code implementations • 4 Feb 2020 • Sunshine Chong, Andrés Abeliuk
Recommendation systems today exert a strong influence on consumer behavior and individual perceptions of the world.
no code implementations • 16 Nov 2019 • Nazgol Tavabi, Homa Hosseinmardi, Jennifer L. Villatte, Andrés Abeliuk, Shrikanth Narayanan, Emilio Ferrara, Kristina Lerman
Continuous collection of physiological data from wearable sensors enables temporal characterization of individual behaviors.
1 code implementation • 10 Apr 2019 • Mert Ozer, Anna Sapienza, Andrés Abeliuk, Goran Muric, Emilio Ferrara
By clustering the multidimensional time-series of the popularity of contents coupled with other domain-specific dimensions, we uncover two main patterns of popularity: bursty and steady temporal behaviors.
no code implementations • 1 Mar 2019 • Nazgol Tavabi, Nathan Bartley, Andrés Abeliuk, Sandeep Soni, Emilio Ferrara, Kristina Lerman
The deep and darkweb (d2web) refers to limited access web sites that require registration, authentication, or more complex encryption protocols to access them.