Συνέδρια, Ημερίδες, Ομιλίες, Διαλέξεις Διακεκριμένων Ομιλητών

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"Restoring and attributing ancient texts using deep neural networks", Thea Sommerschield, Yannis Assael, Marita Chatzipanagiotou, John Pavlopoulos, 29/3, 17:15

Distinguished Talks Series, Department of Informatics, Athens University of Economics and Business

Date: Tuesday March 29, 2022
Time: 17:15-18:30 (EEST, UTC+3)
Title: "Restoring and attributing ancient texts using deep neural networks"
Speakers: Thea Sommerschield, Yannis Assael, Marita Chatzipanagiotou, John Pavlopoulos
MS Teams link:
https://teams.microsoft.com/l/meetup-join/19%3a894b94bada574e79a028317f65ea3ee7%40thread.tacv2/1633075027765?context=%7b%22Tid%22%3a%22ad5ba4a2-7857-4ea1-895e-b3d5207a174f%22%2c%22Oid%22%3a%225b49c8b5-6801-409c-a8f8-6e18215b3a08%22%7d

On Tuesday March 29, Thea Sommerschield, Yannis Assael, Marita Chatzipanagiotou, and John Pavlopoulos will present (remotely, via MS Teams) the work of the article "Restoring and attributing ancient texts using deep neural networks", which was recently published in Nature. Thea and Yannis were the main researchers of this work and will discuss the goals of the project, the technology that was developed, and its applications in the humanities. Marita and John will highlight the contribution of AUEB's team. The talk will be in English and will mostly target computer scientists. Presentations for humanities researchers will be announced by the speakers in the following weeks.

Research: Yannis Assael, Thea Sommerschield, Brendan Shillingford, Mahyar Bordbar, John Pavlopoulos, Marita Chatzipanagiotou, Ion Androutsopoulos, Jonathan Prag, Nando De Freitas.
Paper: https://www.nature.com/articles/s41586-022-04448-z
Cover: https://www.nature.com/nature/volumes/603/issues/7900
Video: https://youtu.be/rq0Ex_qCKeQ
Blog: https://deepmind.com/blog/article/Predicting-the-past-with-Ithaca
Ithaca online: https://ithaca.deepmind.com/

Abstract of the article:
Ancient history relies on disciplines such as epigraphy —the study of inscribed texts known as inscriptions— for evidence of the thought, language, society and history of past civilizations. However, over the centuries, many inscriptions have been damaged to the point of illegibility, transported far from their original location and their date of writing is steeped in uncertainty. Here we present Ithaca, a deep neural network for the textual restoration, geographical attribution and chronological attribution of ancient Greek inscriptions. Ithaca is designed to assist and expand the historian's workflow. The architecture of Ithaca focuses on collaboration, decision support and interpretability. While Ithaca alone achieves 62% accuracy when restoring damaged texts, the use of Ithaca by historians improved their accuracy from 25% to 72%, confirming the synergistic effect of this research tool. Ithaca can attribute inscriptions to their original location with an accuracy of 71% and can date them to less than 30 years of their ground-truth ranges, redating key texts of Classical Athens and contributing to topical debates in ancient history. This research shows how models such as Ithaca can unlock the cooperative potential between artificial intelligence and historians, transformationally impacting the way that we study and write about one of the most important periods in human history.

Short bios of the speakers:

Thea Sommerschield is a Marie Curie Fellow at Ca' Foscari University of Venice and Fellow in Hellenic Studies at Harvard's Center for Hellenic Studies. Thea's research uses machine learning to study the written cultures of the ancient world.

Yannis Assael is a Staff Research Scientist at Google DeepMind working on Artificial Intelligence. Ηe is featured in Forbes' "30 Under 30" distinguished scientists of Europe.

Marita Chatzipanagiotou recently graduated from AUEB's MSc program "Digital Methods for the Humanities". Marita's contribution to the article was largely based on her MSc thesis.

John Pavlopoulos is a visiting scholar at Ca' Foscari University of Venice and researcher at Athens University of Economics and Business and Stockholm University. His research interests include machine learning, especially deep learning, for natural language processing and data science.

This talk is co-organized by (i) the Natural Language Processing Group (http://nlp.cs.aueb.gr/), Dept. of Informatics, AUEB, (ii) AUEB's MSc program "Digital Methods for the Humanities" (https://www.dept.aueb.gr/el/dmh), (iii) the MADGIK group (https://www.madgik.di.uoa.gr/), Dept. of Informatics and Telecommunications, University of Athens, (iv) the Digital Curation Unit - IMSI / "Athena" Research Center (http://www.dcu.gr/), and (v) SKEL, The AI Lab (https://www.skel.ai/), Institute of Informatics and Telecommunications, NCSR "Demokritos".

18th e-Summer School in Risk Finance and Stochastics Risk Finance and Stochastics RFS-2021 Web, 6–8 September 2021

                              

 

18th    e-Summer School

in Risk Finance and Stochastics

Risk Finance and Stochastics

RFS-2021

 

Web, 6–8 September 2021

 

The 18th e-Summer School in Risk Finance and Stochastics, 6 - 8 September 2021 is organized by AUEB  (Departments of Accounting & Finance, Business Administration, Statistics) in collaboration with the University of the Aegean (Departments of Statistics & Actuarial-Financial Mathematics, Financial & Management Engineering).

Due to the current situation concerning the COVID 19 pandemic, the standard operation of the Summer School would be difficult, if not impossible. However, trying to stay loyal to our usual annual meeting, we decided to transform the school into e-mode, thus enabling distant participation. Surely, we will lose the joy of meeting, interacting and exchanging views, however, we hope that next year we will be able to get back to our usual modus operandi.

As always, we will have the pleasure and honour of having with us distinguished academics in the field.

Details concerning the keynote speakers as well as the program of the school will be announced after the 15th of August.

The school is addressed to postgraduate students, PhD students, postdocs, researchers and practitioners whoa are interested to stay informed about the latest developments in the field of stochastic finance.

There is no fee for attending the school, but interested participants should send an e-mail of intention to participate to masterst@aueb.gr , stating their name, capacity, affiliation and including a short cv (no more than 10 lines), by 25 August, so that the selection procedure can proceed on time.

The maximum number of participants will be 30 and among equivalent participants priority will be given to those who applied first.

 

The Organizing Committee

I. Baltas (Aegean),

G. Kouretas (AUEB),

A. Tsekrekos (AUEB),

G. Papayiannis (HNA),

S. Xanthopoulos(Aegean), 

A.N. Yannacopoulos (AUEB)

 

"10 Years Athens Business Confucius Institute: Τhe future of a prosperous collaboration", Online Conference, 30/6/2021, 10:00

Εικόνα που περιέχει χάρτης

Περιγραφή που δημιουργήθηκε αυτόματα

 

 

INVITATION

 

The Business Confucius Institute of Athens

celebrating 10 years of operation

has the honor to invite you to the Online Conference

"10 Years Athens Business Confucius Institute: the future of a prosperous collaboration"

on Wednesday 30 June 2021, at 10:00 a.m.

 

Τhe conference will be held online in English and your participation will be free of cost

To register, please click on the link below

https://bit.ly/3xamT7N

 

* The conference agenda:

https://www.aueb.gr/sites/default/files/nocfiles/CONFUCIUS_invitation_programme.pdf

"Deep Generative models and Inverse Problems", by Alex Dimakis

Deep Generative models and Inverse Problems, 16 June, 18:00 through MS Teams https://www.dept.aueb.gr/el/sist, by Alex Dimakis Professor of Electrical and Computer Engineering Department, University of Texas at Austin, USA

Modern deep generative models like GANs, VAEs and invertible flows are demonstrating excellent performance in representing high-dimensional distributions, especially for images. We will show how they can be used to solve inverse problems like denoising, filling missing data, and medical imaging. We generalize compressed sensing theory beyond sparsity, extending Restricted Isometries to sets created by deep generative models. We will present the general framework, recent results and open problems in this space.

 

Biography
Alex Dimakis is a Professor at the Electrical and Computer Engineering department, University of Texas at Austin and the co-director of the NSF National institute on the Foundations of Machine Learning. He received his Ph.D. from UC Berkeley and the Diploma degree from the National Technical University of Athens. He received several awards including the James Massey Award, NSF Career, a Google research award, the Eli Jury dissertation award and the joint Information Theory and Communications Society Best Paper Award. His research interests include information theory, coding theory and machine learning.

AUEB Sports Analytics Workshop 2021 (SAW2021), 24-25 May 2021 & Short Course on Football Analytics, 26-27-28 May 2021

AUEB Sports Analytics Workshop 2021 (SAW2021)
24-25 May 2021
&
Short Course on Football Analytics
by I. Ntzoufras, D. Karlis and L. Egidi
26-27-28 May 2021

AUEB Sports Analytics Group organizes an annual conference dedicated to all topics where mathematics and sport meet.

As the Covid-19 pandemic remains threatening, AUEB Sports Analytics Workshop 2021 (SAW 2021) organized virtually by Athens University of Economics and Business, Department of Statistics from Monday 24th of May to Tuesday 26th of May 2021.  The workshop is accompanied by a short course on FOOTBALL ANALYTICS (26-28 May 2021).

This is the 5th conference (the 1st virtual conference) in Greece that brings together professionals and academics with a common interest in applying cutting-edge quantitative methods on Sports.  

Topics include:

  • Mathematical and physical models in sports
  • Performance measures and models
  • Optimisation of sports performance
  • Statistics and probability models
  • Match outcome models
  • Competitive strategy
  • Game theoretical models
  • Optimal tournament design and scheduling,
  • Decision support systems
  • Econometrics in sport
  • Analysis of sporting technologies
  • Computationally intensive methods
  • Financial valuation in sport

Information: https://aueb-analytics.wixsite.com/saw2021 

Contact: groupsportsanalytics@gmail.com 

Webinar: "Folklore", Stelios Michalopoulos, Brown University, 10/02/2021 - 17:00

Webinar: "Testing the Adequacy of the Fixed Effects Estimator in the Presence of Cross-section Dependence", George Kapetanios, King's College London, 27 January 2021, 16:00

On Wednesday, 27 January 2021, George Kapetanios (King's College London) will give a webinar with the title: "Testing the Adequacy of the Fixed Effects Estimator in the Presence of Cross-section Dependence" at 16:00. The event is jointly hosted by the Research Seminar Series of the Department of Economics of the University of Cyprus, the Department of International and European Economic Studies and the Department of Economics of the Athens University of Economics and Business.

The UCY/AUEB joint webinar brings together "socially distanced" economists from Greece, Cyprus, and abroad; and exposes them to state-of-the-art research presented by experts in various fields of economics. The main goal is to exploit the current technological possibilities and make interesting work accessible to a wider audience, but also to preserve the intimacy of conventional seminars by allowing lively discussions and interactions.

For more information regarding future events, please visit https://sites.google.com/view/ucy-aueb-webinar

 

Webinar : "When Creativity Strikes: News Shocks and Business Cycle Fluctuations" by Silvia Miranda-Agrippino

On Wednesday, 25 November 2020,  Silvia Miranda-Agrippino (Bank of England) will give a webinar with the title: "When Creativity Strikes: News Shocks and Business Cycle Fluctuations" at 16:00. Τhis event is jointly hosted by the Research Seminar Series of the Department of Economics of the University of Cyprus, the Department of International and European Economic Studies and the Department of Economics of the Athens University of Economics and Business.

The UCY/AUEB joint webinar brings together "socially distanced" economists from Greece, Cyprus, and abroad; and exposes them to state-of-the-art research presented by experts in various fields of economics. The main goal is to exploit the current technological possibilities and make interesting work accessible to a wider audience, but also to preserve the intimacy of conventional seminars by allowing lively discussions and interactions. For more information regarding future events, please visit https://sites.google.com/view/ucy-aueb-webinar

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