Seminars

Seminars and Workshops

Apr 2021

21 Apr

Pattern Matching, text generation and sequence complexity

21/04/2021    
2:00 pm-3:00 pm
Philippe Jacquet & Dimitrios Milioris
Pattern matching is a powerful tool used on many kinds of data as long as they stand on a linear support such as texts or [...]
07 Apr

PhDs presentations n° 1 on Network Metrology, Blockchain, Computational Social Choice

07/04/2021    
2:00 pm-3:00 pm
Maxime Mouchet, Matthieu Gouel, Pierre Civit, Simona Ramos, Abhimanyu Rawat, Théo Delemazure
Seminar by: - Maxime Mouchet (Postdoc UPMC) = Network Metrology - Matthieu Gouel (PhD UPMC) = Network Metrology - Pierre Civit (PhD UPMC) = Blockchain [...]

Mar 2021

31 Mar

Reconfigurable Intelligent Surfaces for Wireless Communications

31/03/2021    
2:00 pm-3:00 pm
Marco Di Renzo - Directeur de Recherche CNRS
Reconfigurable intelligent surfaces (RISs) have recently emerged as the new wireless communication research frontier with the goal of realizing metamaterial-coated smart and reconfigurable radio propagation [...]
24 Mar

DNN Based Beam Selection in mmW Heterogeneous Networks

24/03/2021    
2:00 pm-3:00 pm
Deepa Jagyasi
In this work, we consider a heterogeneous cellular network wherein multiple small cell millimeter wave (mmW) base stations (BSs) coexist with legacy sub-6GHz macro BSs. [...]
17 Mar

Collective brainstorming for the organization of the June WS with the LINCS Co.Sci.

17/03/2021    
2:00 pm-3:00 pm
Sébastien Tixeuil
This time, during our usual seminar time-slot, the whole LINCS community is encouraged to participate in a remote collective brainstorming to elaborate on the organizational [...]
10 Mar

Formalizing the analysis of blockchains robustness through game theory

10/03/2021    
2:00 pm-3:00 pm
Paolo Zappalà
Blockchains systems evolve in complex environments that mix classical patterns of faults with selfish, rational or irrational behaviours typical of economic systems. During the presentation [...]
03 Mar

FCLTs for Determining the Performance in Finite Systems of Servers with Randomized Load Balancing

03/03/2021    
2:00 pm-3:00 pm
Prof. Ravi Mazumdar
Here the abstract and bibliography provided by Professor Mazumdar for his talk: http://www.lincs.fr/wp-content/uploads/2021/01/FCLT_MFE.pdf 

Feb 2021

24 Feb

Can we automate our own work — or show that it is hard?

24/02/2021    
2:00 pm-3:00 pm
Prof. Jukka Suomela
Computer scientists seek to understand what can be automated, but what do we know about automating our own work? Can we outsource our own research [...]
17 Feb

The impact of multi-user massive MIMO on resource allocation in 5G cellular networks

17/02/2021    
2:00 pm-3:00 pm
Prof. Catherine Rosenberg
One of the very important technologies for 5G is multi-user massive MIMO. It has the potential to deliver excellent performance if used well. However, it [...]
10 Feb

Real-time Bidding in First and Second Price Auctions with Temporal and Targeting Constraints

10/02/2021    
2:00 pm-3:00 pm
Professor Ravi R. Mazumdar
Please, find here the abstract and bibliography provided by Professor Mazumdar for his talk: http://www.lincs.fr/wp-content/uploads/2021/01/Bidding_LINCS_Jan2021.pdf Here, Professor Mazumdar's webpage with info on his academic path: [...]

Jan 2021

20 Jan

"Secure and Robust MIMO Transceiver for Multicast Mission Critical Communications"

20/01/2021    
2:00 pm-3:00 pm
Deepa Jagyasi
Mission-critical communications (MCC) involve all communications between people in charge of the safety of the civil society. MCC have unique requirements that include improved reliability, [...]
13 Jan

"Self-Adjusting Networks: From Metrics to Algorithms"

13/01/2021    
2:00 pm-3:00 pm
Stefan Schmid
In this talk I will present the vision of self-adjusting networks: communication networks whose physical topology adapts to the traffic pattern it serves, in a [...]

Dec 2020

16 Dec

Special meeting: new tool for LINCS research&projects

16/12/2020    
2:00 pm-3:00 pm
Fabien Mathieu
The LINCS community is encouraged to participate in an exceptional Wednesday meeting with Fabien Mathieu to check, discuss and exchange about a new tool to share [...]
09 Dec

"On the deployability of Augmented Reality Using Embedded Edge Devices"

09/12/2020    
2:00 pm-3:00 pm
Ayoub Ben Ameur
Edge Computing exploits computational capabilities deployed at the very edge of the network to support applications with low latency requirements. Such capabilities can reside in [...]
02 Dec

Thesis defense "Transport of critical services over unlicensed spectrum in 5G networks"

02/12/2020    
4:00 pm-7:00 pm
Ayat Zaki Hindi
Critical services in 5G networks, denoted by Ultra-Reliable Low-Latency Communication (URLLC), allow the existence of many promising applications such as factory automation, remote surgery and [...]

Nov 2020

25 Nov

Talk by a member of LINCS Scientific Committee "On the Use of Small Solar Panels and Small Batteries to Reduce the RAN Carbon Footprint"

25/11/2020    
2:00 pm-3:00 pm
Marco Ajmone Marsan
The limited power requirements of new generations of base stations make the use of renewable energy sources, solar in particular, extremely attractive for mobile network [...]
18 Nov

Talk by a member of LINCS Scientific Committee "Distributing service execution"

Services often consists of independent components that can be executed independently (so-called microservices) and they often deal with very large user populations. This setup presents [...]

Oct 2020

21 Oct

Seminar Presentation by a new LINCS associate member "Multi-Tenant Resource Allocation at the Network Edge"

21/10/2020    
2:00 pm-3:00 pm
Andrea Araldo
Edge Computing (EC) is a network paradigm in which computational resources, e.g., CPU, memory, are distributed in the access networks, close to the final users. [...]
14 Oct

Seminar Presentation by a new LINCS associate member "Performance Benchmarking of State-of-the-Art Software Switches for NFV"

14/10/2020    
2:00 pm-3:00 pm
Tianzhu Zhang
With the goal of replacing proprietary hardware appliances with Virtual Network Functions (VNFs) implemented in software, Network Function Virtualization (NFV) has gained popularity in the [...]
07 Oct

"CoronaSurveys: Using Indirect Reporting to Estimate the Incidence of Epidemics"

07/10/2020    
2:00 pm-3:00 pm
Antonio Fernández Anta
The world is suffering from a pandemic called COVID-19, caused by the SARS-CoV-2 virus. National governments have problems evaluating the reach of the epidemic, due [...]

Sep 2020

23 Sep

Seminar Presentation by a new LINCS associate member "On the inference of high-speed networks’ behavior via Machine Learning"

23/09/2020    
2:00 pm-3:00 pm
Leonardo Linguaglossa
Network Function Virtualization (NFV) is a novel trend in IT networks which advocates replacing hardware middleboxes with equivalent pieces of code executed on general-purpose servers. [...]
16 Sep

Seminar presentation "Nash equilibrium structure of a class of spatial competition games"

16/09/2020    
2:00 pm-3:00 pm
François Baccelli
We study an N-player game where a pure action of each player is to select a non-negative function on a Polish space supporting a finite [...]
09 Sep

Interns' talks: (1) Monitoring as a service for IoT networks and (2) Structured and interactive summarization

09/09/2020    
2:00 pm-3:00 pm
Pooneh Mokariasl & Mélanie Cambus
Two interns from LINCS will present their works at this LINCS seminar: 1) Pooneh Mokariasl (Nokia Bell Labs / Sorbonne Université): Monitoring as a service [...]

Jun 2020

17 Jun

Characterizing the Expressive Power of Invariant and Equivariant Graph Neural Networks

17/06/2020    
2:00 pm-3:00 pm
Marc Lelarge
Various classes of Graph Neural Networks (GNN) have been proposed and shown to be successful in a wide range of applications with graph structured data. [...]
10 Jun

Gismo: a Generic Information Search... with a Mind of its Own!

10/06/2020    
2:00 pm-3:00 pm
Fabien Mathieu
Searching for documents is a task that everyone faces on a regular basis, especially when looking for a relevant Internet page, an e-mail, or a [...]
03 Jun

IoT Network Control and Management

03/06/2020    
2:00 pm-3:00 pm
Ludovic Noirie
Internet of Things (IoT) devices are increasingly present in our lives. This plethora of devices creates a need to manage them easily, transparently and quickly [...]

May 2020

27 May

Beam management in 5G

27/05/2020    
3:00 pm-4:00 pm
Sanket Kalamkar
Beam management is central in the operation of dense 5G cellular networks. Focusing the energy radiated to mobile terminals (MTs) by increasing the number of [...]

Mar 2020

11 Mar

Comparing the modelling powers of RNN and HMM

11/03/2020    
2:00 pm-3:00 pm
Achille Salaün
Recurrent Neural Networks (RNN) and Hidden Markov Models (HMM) are popular models for processing sequential data and have found many applications such as speech recognition, time [...]
04 Mar

Log Analysis via Space-time Pattern Matching

04/03/2020    
2:00 pm-3:00 pm
Marc-Olivier Buob
The increasing number of machines and technologies involved in existing infrastructures and networks hardens their management. Even if many monitoring solutions help to detect a [...]

Feb 2020

26 Feb

Beam Based Operations in 5G NR Rel-15

26/02/2020    
2:00 pm-3:00 pm
Fuad Abinader
Deploying cellular networks in millimeter wave (mmWave) frequencies require coping with rapid channel variations and severe free-space pathloss and atmospheric absorption. In order to make [...]
19 Feb

Collaboration and Innovation in an International Science and Engineering Competition

19/02/2020    
2:00 pm-3:00 pm
Marc Santolini
In this talk, we will present our recent work investigating criteria of performance and success of teams in a scientific context using a quantitative approach. [...]
12 Feb

Insights from heterogeneous random walks: from theory to applications

12/02/2020    
2:00 pm-3:00 pm
Liubov Tupikina
First I will introduce our model, heterogeneous continuous time random walk (HCTRW) model as a versatile analytical formalism for studying and modeling diffusion processes in [...]
05 Feb

Diamond-Miner: Comprehensive Discovery of the Internet’s Topology Diamonds

05/02/2020    
2:00 pm-3:00 pm
Kévin Vermeulen
(NSDI preview) Despite the well-known existence of load-balanced forwarding paths in the Internet, current Internet-wide active topology mapping efforts are multipath agnostic – largely because of the probing [...]

Jan 2020

29 Jan

BandWidth Part (BWP): A 5G feature for improving spectrum flexibility and power savings

29/01/2020    
2:00 pm-3:00 pm
Andrea Marcano
Bandwidth Part (BWP) is a feature introduced in 3GPP Release 15 as part of the standard for 5G New Radio (NR). The introduction of BWPs [...]

Dec 2019

18 Dec

Rewarding Miners: Bankruptcy games and Pooling Strategies

18/12/2019    
2:00 pm-3:00 pm
Marianna Belotti
In the Bitcoin system, mining is the procedure through which miners can gain money on regular basis by finding solutions to a mathematical crypto puzzle [...]

Nov 2019

27 Nov

Random walks on simplicial complexes

27/11/2019    
2:00 pm-3:00 pm
Laurent Decreusefond
The Laplacian of a graph is a key object in the theory of graphs and can be viewed as the generator of a continuous time [...]
13 Nov

Utility-maximising properties of some service-rates allocations in wireless communication networks

13/11/2019    
2:00 pm
Vsevolod Shneer
We consider wireless communication networks where service rates of nodes depend the loads of their neighbours. We demonstrate that these rates are utility-maximising in a [...]

Oct 2019

30 Oct

Rational vs Byzantine Players in Consensus-based Blockchains

30/10/2019    
2:00 pm-3:00 pm
Yackolley Amoussou-Guenou
In this presentation, we will analyse from the game theoretical point of view Byzantine Fault Tolerant (BFT) blockchains when processes exhibit rational or Byzantine behaviour. [...]
23 Oct

Cache Subsidies for an Optimal Memory for Bandwidth Tradeoff in the Access Network

23/10/2019    
2:00 pm-3:00 pm
Jim Roberts
Authors:  Mahdieh Ahmadi, James Roberts, Emilio Leonardi, and Ali Movaghar While the cost of the access network could be considerably reduced by the use of [...]
16 Oct

Multi-cell MIMO Transceiver design for Mission-Critical Communication

16/10/2019    
2:00 pm-2:30 pm
Deepa Jagyasi
Business and Mission critical communication (MCC) is a major communication paradigm that is used by public agencies, e.g., during emergency situations, or critical infrastructure companies, [...]
09 Oct

OFDMA Dimensioning

09/10/2019    
2:00 pm-3:00 pm
Philippe Martins
This presentation will cover different models for the dimensioning of OFDMA air interfaces. In a first part, models that rely on classical stochastic geometry results [...]

Sep 2019

25 Sep

Distributed Reconfiguration of Graph Problems

25/09/2019    
2:00 pm-3:00 pm
Mikael Rabie
In Graph Theory, a reconfiguration problem is as following: given two solutions of a problem and a transition definition, is there a path of acceptable [...]
19 Sep

Harnessing the Difficulties of Synchronization

19/09/2019    
2:00 pm-3:00 pm
Panagiota Fatourou
We are well into the era of multi-core architectures and as the applications demands are still growing, we soon expect to see the first many-cores [...]
18 Sep

Backtrack bandit algorithms for cloud computing

18/09/2019    
2:00 pm-3:00 pm
Lorenzo Maggi
Unimodal functions arise whenever the expected value f(x) of the metric to be optimized has a single peak as a function of the available control [...]
04 Sep

Tractable reliable communication in static and dynamic compromised networks

04/09/2019    
2:00 pm-3:00 pm
Giovanni Farina
Many solutions to fault tolerant distributed system problems, such as state machine replication, safe broadcast or agreement, rely on reliable communication primitives which guarantee the [...]

Jul 2019

10 Jul

Towards theoretically-founded structure learning

10/07/2019    
3:00 pm-4:00 pm
Shirin Jalali
Solving most inference tasks, such as denoising and linear regression, relies on exploiting the structure of the desired class of signals (e.g. images).  Traditionally, such structures [...]
10 Jul

Channel Estimation in Visible Light Communications

10/07/2019    
2:00 pm-3:00 pm
Ho, Sui Wai
In visible light communications (VLC), LEDs are used for not only illumination but also communications. LEDs can further be used to support indoor positioning with [...]
03 Jul

Structural and Temporal Information

03/07/2019    
2:00 pm-3:00 pm
Wojciech Szpankowski
Shannon's information theory has served as a bedrock for advances in communication and storage systems over the past five decades. However, this theory does not [...]

Jun 2019

26 Jun

Mirai and the Current State of IoT Security

26/06/2019    
3:00 pm-4:00 pm
Zakir Durumeric
The Mirai botnet, composed primarily of embedded and IoT devices, took the Internet by storm in late 2016 when it overwhelmed and censored high-profile websites [...]
26 Jun

Leveraging Quantum Annealing for Large MIMO Processing in Centralized Radio Access Networks

26/06/2019    
2:00 pm-3:00 pm
Kyle Jamieson
Conventional thinking treats the wireless channel as a given constraint, so wireless networks to date center on the problem optimizing the communication endpoints. We instead [...]
19 Jun

Fine-grained analysis of wireless networks: Spatial outage capacity and rate control

19/06/2019    
3:00 pm-4:00 pm
Sanket Kalamkar
Modern wireless networks should be able to accommodate a high density of users. But serving more users usually generates higher interference which leads to more [...]
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