archimedes-Artificial Intelligence, Data Science, Algorithms-greece

 
Artificial Intelligence
 
Data Science
 
Algorithms

[Archimedes Talks Series] Algorithmic Aspects of Clustering

Dates
2024-09-05 13:00 - 16:00
Venue
Archimedes Amphitheater - Artemidos 1

Με ιδιαίτερη χαρά σας προσκαλούμε σε σειρά διαλέξεων με θέμα Algorithmic Aspects of Clustering, που θα δώσει ο Βάγγος ΧατζηαφράτηςAssistant Professor στο University of California in Santa Cruz και συνεργαζόμενος ερευνητής στον Αρχιμήδη. 

 

Οι διαλέξεις θα γίνουν την τρέχουσα και την ερχόμενη εβδομάδα στο κτήριο του Αρχιμήδη (Αρτέμιδος 1, Μαρούσι), σύμφωνα με το παρακάτω πρόγραμμα: 

 

— 1η διάλεξη: Πέμπτη 5 Σεπτεμβρίου, ώρες 13:00 - 16:00 

— 2η διάλεξη: Παρασκευή 6 Σεπτεμβρίου, ώρες 13:00 - 16:00 

— 3η διάλεξη: Τρίτη 10 Σεπτεμβρίου, ώρες 13:00 - 16:00

— 4η διάλεξη: Πέμπτη 12 Σεπτεμβρίου, ώρες 13:00 - 15:00 

 

Τα θέματα που θα καλυφθούν στις διαλέξεις περιλαμβάνουν:

— Hierarchical Clustering: Algorithms and Hardness
— Connections to Graph Partitioning and bottom-up methods
— Semidefinite Programming & Applications to Graph Partitioning and Clustering
— Beyond Worst Case Analyses
— Contrastive Embeddings 
— Open Problems in the area

Οι διαλέξεις σκοπεύουν να καλύψουν κάποια βασική ύλη για clustering and hierarchical clustering with optimization techniques, metric embeddings and non-metric embeddings, και να παρουσιάσουν κάποια σημαντικά, παλαιότερα και νεότερα, ανοικτά προβλήματα στην περιοχή.   


Short Bio:
Vaggos Chatziafratis is an Assistant Professor of Computer Science & Engineering at the University of California in Santa Cruz, where he is part of the Theoretical Computer Science group. His research lies at the intersection of approximation algorithms and machine learning, focusing on the design and analysis of approximation algorithms/hardness for clustering problems, and on understanding neural networks through the lens of dynamical systems. Vaggos completed his MS and PhD at Stanford University in the Computer Science Department, where he was advised by Tim Roughgarden and Moses Charikar. Before Stanford, he finished with a Diploma from the ECE department of the National Technical University of Athens. Before joining UC Santa Cruz, he did a postdoc at Google Research under Vahab Mirrokni and Mohammad Mahdian. He also did a postdoc at Northwestern under Konstantin Makarychev, Aravindan Vijayaraghavan and Samir Khuller. Vaggos is the recipient of a FODSI postdoc fellowship at MIT (under Piotr Indyk) and Northeastern. His research at UCSC has been supported by a Hellman Fellowship.

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Vision

To position Greece as a leading player in AI and Data Science

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Mission

To build an AI Excellence Hub in Greece where the international research community can connect, groundbreaking ideas can thrive, and the next generation of scientists emerges, shaping a brighter future for Greece and the world

 

Welcome to ARCHIMEDES, a vibrant research hub connecting the global AI and Data Science research community fostering groundbreaking research in Greece and beyond. Its dedicated core team, comprising lead researchers, affiliated researchers, Post-Docs, PhDs and interns, is committed to advancing basic and applied research in Artificial Intelligence and its supporting disciplines, including Algorithms, Statistics, Learning Theory, and Game Theory organized around 6 core research areas. By collaborating with Greek and Foreign Universities and Research Institutes, ARCHIMEDES disseminates its research findings fostering knowledge exchange and providing enriching opportunities for students. Leveraging AI to address real-world challenges, ARCHIMEDES promotes innovation within the Greek ecosystem and extends its societal impact. Established in January 2022, as a research unit of the Athena Research Center with support from the Committee Greece 2021, ARCHIMEDES is funded for its first four years by the EU Recovery and Resilience Facility (RRF).

 
 

NEWS

 
ARCHIMEDES joins the fun at the 2024 Athens Science Festival!

ARCHIMEDES joins the fun at the 2024 Athens Science Festival!

ARCHIMEDES, the AI and Data Science Research Hub at ATHENA Research Center, was thrilled to be part of the 2024 Athens Science Festival (ASF). With over 15,000 visitors and 8,000 students, the festival provided the opportunity for young and old, schools and families, and hundreds of visitors to explore science through fun, innovative, and interactive ways.

Μνημόνιο Συνεργασίας με την Επιτροπή Κεφαλαιαγοράς

Μνημόνιο Συνεργασίας με την Επιτροπή Κεφαλαιαγοράς

Στην υπογραφή Μνημονίου Συνεργασίας προχώρησαν στις 30 Ιουλίου 2024, η Πρόεδρος της Επιτροπής Κεφαλαιαγοράς, κα Βασιλική Λαζαράκου και ο Πρόεδρος του Διοικητικού Συμβουλίου και Γενικός Διευθυντής του «ΑΘΗΝΑ» – Ερευνητικό Κέντρο Καινοτομίας στις Τεχνολογίες της Πληροφορίας, των Επικοινωνιών και της Γνώσης», κ. Ιωάννης Εμίρης.

Archimedes Workshop on the Foundations of Modern AI

Archimedes Workshop on the Foundations of Modern AI

The Archimedes Research Unit on Artificial Intelligence, Data Science, and Algorithms proudly organized the Workshop on the Foundations of Modern AI at the National Technical University of Athens, Greece, on July 3-4, 2024. This prestigious event gathered leading experts and researchers from diverse fields such as Statistical and Computational Learning Theory, Optimization, Algorithmic Game Theory, and Approximation and Online Algorithms.

Visit of Deputy Minister Zoe Rapti to Archimedes and the Athena Research Center Facilities

Visit of Deputy Minister Zoe Rapti to Archimedes and the Athena Research Center Facilities

The appointed new Deputy Minister for Development, Ms. Zoe Rapti, visited on Thursday, July 4, 2024, the Athena Research Center in Athens. The President of Athena, Professor Ioannis Emiris, and Directors and Representatives of the Institutes and Units of Athena received Deputy Minister Zoe Rapti at the entrance of the General Secretariat of Research and Technology. Some of the facilities available at Athena were shown to her, and she briefly interacted with some researchers and staff.

Archimedes Celebrates Professor Ananiadou's role in groundbreaking AI-Driven Cardiovascular Initiative

Archimedes Celebrates Professor Ananiadou's role in groundbreaking AI-Driven Cardiovascular Initiative

The British Heart Foundation (BHF) has awarded £4 million to support world-class cardiovascular research at The University of Manchester over the next five years, with the university matching this funding to bring the total investment to £8 million. Archimedes is proud to announce that one of our lead researchers, Professor Sophia Ananiadou of Manchester University, is co-leading this transformative project.

 
 

The project “ARCHIMEDES Unit: Research in Artificial Intelligence, Data Science and Algorithms” with code OPS 5154714 is implemented by the National Recovery and Resilience Plan “Greece 2.0” and is funded by the European Union – NextGenerationEU.

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