no code implementations • 21 Mar 2024 • Sukhbinder Singh, Saeed S. Jahromi, Roman Orus
We explore this by assessing how truncating the convolution kernels of dense (untensorized) CNNs impact their accuracy.
no code implementations • 25 Jan 2024 • Andrei Tomut, Saeed S. Jahromi, Sukhbinder Singh, Faysal Ishtiaq, Cesar Muñoz, Prabdeep Singh Bajaj, Ali Elborady, Gianni Del Bimbo, Mehrazin Alizadeh, David Montero, Pablo Martin-Ramiro, Muhammad Ibrahim, Oussama Tahiri Alaoui, John Malcolm, Samuel Mugel, Roman Orus
Large Language Models (LLMs) such as ChatGPT and LlaMA are advancing rapidly in generative Artificial Intelligence (AI), but their immense size poses significant challenges, such as huge training and inference costs, substantial energy demands, and limitations for on-site deployment.
no code implementations • 29 Dec 2023 • Pablo Martin-Ramiro, Unai Sainz de la Maza, Sukhbinder Singh, Roman Orus, Samuel Mugel
Defect detection is one of the most important yet challenging tasks in the quality control stage in the manufacturing sector.
no code implementations • 29 Dec 2023 • Borja Aizpurua, Samuel Palmer, Roman Orus
In this paper we show how tensor networks help in developing explainability of machine learning algorithms.
no code implementations • 6 Nov 2023 • Borja Aizpurua, Pablo Bermejo, Josu Etxezarreta Martinez, Roman Orus
Our work also shows improvements in attack success rates for lightweight ciphers such as S-DES and S-AES.
no code implementations • 27 Sep 2023 • Siddhartha Patra, Saeed S. Jahromi, Sukhbinder Singh, Roman Orus
Apart from simulating the original experiment for 127 qubits, we also extend our results to 433 and 1121 qubits, and for evolution times around 8 times longer, thus setting a benchmark for the newest IBM quantum machines.
no code implementations • 18 Apr 2023 • Raj G. Patel, Tomas Dominguez, Mohammad Dib, Samuel Palmer, Andrea Cadarso, Fernando De Lope Contreras, Abdelkader Ratnani, Francisco Gomez Casanova, Senaida Hernández-Santana, Álvaro Díaz-Fernández, Eva Andrés, Jorge Luis-Hita, Escolástico Sánchez-Martínez, Samuel Mugel, Roman Orus
The Cheyette model is a quasi-Gaussian volatility interest rate model widely used to price interest rate derivatives such as European and Bermudan Swaptions for which Monte Carlo simulation has become the industry standard.
no code implementations • 13 Apr 2023 • Pablo Bermejo, Borja Aizpurua, Roman Orus
In this paper we introduce a generic strategy to accelerate and improve the overall performance of such methods, allowing to alleviate the effect of barren plateaus and local minima.
no code implementations • 28 Dec 2022 • Raj G. Patel, Chia-Wei Hsing, Serkan Sahin, Samuel Palmer, Saeed S. Jahromi, Shivam Sharma, Tomas Dominguez, Kris Tziritas, Christophe Michel, Vincent Porte, Mustafa Abid, Stephane Aubert, Pierre Castellani, Samuel Mugel, Roman Orus
Recent advances in deep learning have enabled us to address the curse of dimensionality (COD) by solving problems in higher dimensions.
no code implementations • 6 Dec 2022 • Lucas Leclerc, Luis Ortiz-Guitierrez, Sebastian Grijalva, Boris Albrecht, Julia R. K. Cline, Vincent E. Elfving, Adrien Signoles, Loïc Henriet, Gianni Del Bimbo, Usman Ayub Sheikh, Maitree Shah, Luc Andrea, Faysal Ishtiaq, Andoni Duarte, Samuel Mugel, Irene Caceres, Michel Kurek, Roman Orus, Achraf Seddik, Oumaima Hammammi, Hacene Isselnane, Didier M'tamon
In this work we propose a quantum-enhanced machine learning solution for the prediction of credit rating downgrades, also known as fallen-angels forecasting in the financial risk management field.
no code implementations • 9 Aug 2022 • Daniel Guijo, Victor Onofre, Gianni Del Bimbo, Samuel Mugel, Daniel Estepa, Xabier De Carlos, Ana Adell, Aizea Lojo, Josu Bilbao, Roman Orus
In this paper we consider several algorithms for quantum computer vision using Noisy Intermediate-Scale Quantum (NISQ) devices, and benchmark them for a real problem against their classical counterparts.
no code implementations • 3 Aug 2022 • Raj Patel, Chia-Wei Hsing, Serkan Sahin, Saeed S. Jahromi, Samuel Palmer, Shivam Sharma, Christophe Michel, Vincent Porte, Mustafa Abid, Stephane Aubert, Pierre Castellani, Chi-Guhn Lee, Samuel Mugel, Roman Orus
We demonstrate that TNN provide significant parameter savings while attaining the same accuracy as compared to the classical Dense Neural Network (DNN).
no code implementations • 20 Jun 2022 • Pablo Bermejo, Roman Orus
Here we present a quantum algorithm for clustering data based on a variational quantum circuit.
no code implementations • 12 Jun 2021 • Samuel Palmer, Serkan Sahin, Rodrigo Hernandez, Samuel Mugel, Roman Orus
In this paper we show how to implement in a simple way some complex real-life constraints on the portfolio optimization problem, so that it becomes amenable to quantum optimization algorithms.
no code implementations • 3 Oct 2020 • Samuel Mugel, Enrique Lizaso, Roman Orus
In this paper we briefly review two recent use-cases of quantum optimization algorithms applied to hard problems in finance and economy.
no code implementations • 9 Jul 2020 • Ruben Ibarrondo, Mikel Sanz, Roman Orus
We show that the problem of political forecasting, i. e, predicting the result of elections and referendums, can be mapped to finding the ground state configuration of a classical spin system.
Combinatorial Optimization Sentiment Analysis Physics and Society Statistical Mechanics Quantum Physics
no code implementations • 6 May 2020 • Philipp Schmoll, Roman Orus
We implement and benchmark tensor network algorithms with $SU(2)$ symmetry for systems in two spatial dimensions and in the thermodynamic limit.
Strongly Correlated Electrons
no code implementations • 21 Sep 2018 • Philipp Schmoll, Sukhbinder Singh, Matteo Rizzi, Roman Orus
This paper is a manual with tips and tricks for programming tensor network algorithms with global $SU(2)$ symmetry.
Strongly Correlated Electrons Quantum Physics
no code implementations • 1 Oct 2017 • Roman Orus, Roger Martin, Juan Uriagereka
Matrix syntax is a formal model of syntactic relations in language.
no code implementations • 4 Aug 2017 • Angel J. Gallego, Roman Orus
Moreover, we show how to obtain such language models from quantum states that can be efficiently prepared on a quantum computer, and use this to find bounds on the perplexity of the probability distribution of words in a sentence.
1 code implementation • 18 Mar 2015 • Ho N. Phien, Johann A. Bengua, Hoang D. Tuan, Philippe Corboz, Roman Orus
The infinite Projected Entangled Pair States (iPEPS) algorithm [J. Jordan et al, PRL 101, 250602 (2008)] has become a useful tool in the calculation of ground state properties of 2d quantum lattice systems in the thermodynamic limit.
Strongly Correlated Electrons High Energy Physics - Lattice Quantum Physics
no code implementations • 24 Jul 2014 • Roman Orus
This is a short review on selected theory developments on Tensor Network (TN) states for strongly correlated systems.
Strongly Correlated Electrons High Energy Physics - Lattice High Energy Physics - Theory Quantum Physics
no code implementations • 10 Jun 2013 • Roman Orus
This is a partly non-technical introduction to selected topics on tensor network methods, based on several lectures and introductory seminars given on the subject.
Strongly Correlated Electrons High Energy Physics - Lattice High Energy Physics - Theory Quantum Physics