Seminars

Seminars and Workshops

Sep 2021

15 Sep

Higher-Order Spectral Clustering for Geometric Graphs

15/09/2021    
2:00 pm-3:00 pm
Konstantin Avrachenkov
This work is devoted to clustering geometric graphs. It appears that the standard spectral clustering is often not effective for geometric graphs. We present an [...]

Jul 2021

07 Jul

"Maliciously secure consensus from succinct arguments, and short transparent threshold signatures"

07/07/2021    
2:00 pm-3:00 pm
Matthieu Rambaud
We consider consensus protocols, for application to state machine replication, in the model of Castro-Liskov-Dolev-Lynch-Stockmeyer (partial synchrony, black box leader election, malicious corruptions). These protocols [...]

Jun 2021

30 Jun

Experience in research and deployment of AI-based techniques for “networks”

30/06/2021    
2:00 pm-3:00 pm
Diego Perino
In the talk we will first present Telefonica Research, a team of researchers in Machine Learning/Deep Learning, Human Computer Interaction, Security/Privacy and Networks/Systems and highlight potential [...]
21 Jun

2021 Workshop with LINCS Scientific Committee

21/06/2021-22/06/2021    
All Day
LINCS Scientific Committee
  LINCS organizes a rich two-day event with talks by its international Scientific Committee. Monday 21st (Paris time) 15.15 - 16.00 Invited talk by Professor [...]
16 Jun

R-SWAP: Relay based atomic cross-chain swap protocol

16/06/2021    
2:00 pm-3:00 pm
Léonard Lys
In this presentation, we consider the problem of cross-chain transactions where parties that do not trust each other safely exchange digital assets across blockchains. Open [...]
09 Jun

Replica-mean-field limits for intensity-based neural networks

09/06/2021    
2:00 pm-3:00 pm
Prof. François Baccelli
Computational neuroscience features a variety of stochastic network models where both the input and the output of each neuron are point processes. In these models, [...]
02 Jun

PhDs presentations n° 3

02/06/2021    
2:00 pm-3:00 pm
LINCS PhDs
Seminar by: * Razanne Abu-aisheh (PhD, Inria+NBLF) * Gabriele Castellano (Postdoc, Inria) * Camila Fernandez (PhD, Sorbonne+NBLF)

May 2021

26 May

"Risk-Averse Equilibrium Analysis and Privacy Impact on Generalized Nash Equilibrium in Peer-to-Peer Electricity Market"

26/05/2021    
2:00 pm-3:00 pm
Ilia Shilov
We consider a network of prosumers trading electricity under (i) a centralized market design, seen as the benchmark, formulated as an optimization problem, and (ii) [...]
19 May

Radio and compute resource allocation in C-RAN

19/05/2021    
2:00 pm-3:00 pm
Francesca Bassi
The principal tenet of C-RAN is the softwarization of the base-band signal processing, which enables the sharing of compute resources among multiple radio heads. Resource [...]
05 May

PhDs presentations n° 2 on "Network Theory + Wireless (5g & V2X)"

05/05/2021    
2:00 pm-3:00 pm
Michael Davidov, Stefano Iellamo, Sayeh Khaniha, Pierre Popineau, Yibo Quan, Maxime Raynal, Bharath Roy Choudhury
Seminar by: Stefano Iellamo (Engineer TP) = Wireless Networks Yibo Quan (PhD TP) = Wireless Networks Maxime Raynal (PhD Nokia) = Graphs, machine learning, algorithmics [...]

Apr 2021

28 Apr

SOBA: Session optimal MDP-based network friendly recommendations

28/04/2021    
2:00 pm-3:00 pm
Theodoros Giannakas
Caching content over CDNs or at the network edge has been solidified as a means to improve network cost and offer better streaming experience to [...]
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"

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

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, [...]
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