User profiles for Dimitris Kalimeris
Dimitris KalimerisResearch Scientist, Meta Verified email at meta.com Cited by 355 |
Preference amplification in recommender systems
D Kalimeris, S Bhagat, S Kalyanaraman… - Proceedings of the 27th …, 2021 - dl.acm.org
Recommender systems have become increasingly accurate in suggesting content to users,
resulting in users primarily consuming content through recommendations. This can cause …
resulting in users primarily consuming content through recommendations. This can cause …
Sgd on neural networks learns functions of increasing complexity
We perform an experimental study of the dynamics of Stochastic Gradient Descent (SGD) in
learning deep neural networks for several real and synthetic classification tasks. We show …
learning deep neural networks for several real and synthetic classification tasks. We show …
Robust neural networks are more interpretable for genomics
Deep neural networks (DNNs) have been applied to a variety of regulatory genomics tasks.
For interpretability, attribution methods are employed to provide importance scores for each …
For interpretability, attribution methods are employed to provide importance scores for each …
Robust influence maximization for hyperparametric models
D Kalimeris, G Kaplun, Y Singer - … Conference on Machine …, 2019 - proceedings.mlr.press
In this paper we study the problem of robust influence maximization in the independent cascade
model under a hyperparametric assumption. In social networks users influence and are …
model under a hyperparametric assumption. In social networks users influence and are …
Sgd on neural networks learns functions of increasing complexity
We perform an experimental study of the dynamics of Stochastic Gradient Descent (SGD) in
learning deep neural networks for several real and synthetic classification tasks. We show …
learning deep neural networks for several real and synthetic classification tasks. We show …
Learning diffusion using hyperparameters
In this paper we advocate for a hyperparametric approach to learn diffusion in the independent
cascade (IC) model. The sample complexity of this model is a function of the number of …
cascade (IC) model. The sample complexity of this model is a function of the number of …
CLARA: confidence of labels and raters
…, S Metz, N Chandra, J Jing, D Kalimeris - Proceedings of the 26th …, 2020 - dl.acm.org
Large online services employ thousands of people to label content for applications such as
video understanding, natural language processing, and content policy enforcement. While …
video understanding, natural language processing, and content policy enforcement. While …
Improving selfish routing for risk-averse players
D Fotakis, D Kalimeris, T Lianeas - International Conference on Web and …, 2015 - Springer
We investigate how and to which extent one can exploit risk-aversion and modify the perceived
cost of the players in selfish routing so that the Price of Anarchy ( $$\mathrm {PoA}$$ ) is …
cost of the players in selfish routing so that the Price of Anarchy ( $$\mathrm {PoA}$$ ) is …
[PDF][PDF] The role of Greece, Ireland, Italy, and Spain as economic competitors according to the WEF index
D Kalimeris - International Journal of Economics and Research, 2012 - ijeronline.com
The purpose of this paper is to investigate the existence of positive or negative causality
among variables that are part of the economic competitiveness methodology used by World …
among variables that are part of the economic competitiveness methodology used by World …
[PDF][PDF] An event analysis of asymmetric information on merger and acquisition announcements in the SE European Region: The case of Greek early mover companies
D Kalimeris - International Research Journal of Finance and …, 2010 - researchgate.net
Merging or acquiring has been a tactical practice for companies in order to penetrate markets.
As a means of foreign direct investment, it provides plenty of comparative advantages …
As a means of foreign direct investment, it provides plenty of comparative advantages …