Activities

Mar 2021

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 
03 Mar

Container Overview

03/03/2021    
11:00 am-12:00 pm
Rémy Léone
Containers are one of the fundamentals of cloud native application development. Popularized by Docker and now widely adopted by the cloud computing industry, containers paved [...]

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 [...]
24 Feb

A Mathematical Theory of Communication: Discrete Noisy Systems (2)

24/02/2021    
11:00 am-12:00 pm
Fabien Mathieu
In 1948 Shannon published the article that defines modern information theory. For this reading group, we will briefly remind the first part of the article [...]
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 [...]
17 Feb

A Mathematical Theory of Communication: Discrete Noisy Systems (1)

17/02/2021    
11:00 am-12:00 pm
Fabien Mathieu
In 1948 Shannon published the article that defines modern information theory. For this reading group, we will briefly remind the first part of the article [...]
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: [...]
10 Feb

Fastcore

10/02/2021    
11:00 am-12:00 pm
François Durand
According to its website, fastcore is a set of "Python goodies to make your coding faster, easier, and more maintainable". "Fastcore [adds] to Python features [...]
03 Feb

Edit distances, string alignments and dynamic programming

03/02/2021    
11:00 am-12:00 pm
Marc-Olivier Buob
Edit distances quantify how dissimilar two strings are by counting the minimum number of edit operation (insertion, deletion, etc) to transform one string into the [...]

Jan 2021

27 Jan

Presentation of Huggingface Transformers library for Natural Language Processing

27/01/2021    
11:00 am-12:00 pm
Gérard Burnside
Transformers architectures have been dominating the benchmarks of most Natural Language Processing tasks for the past 3 years with new models popping up every week, [...]
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, [...]
20 Jan

A tutorial on Bayesian optimization with Gaussian processes

20/01/2021    
11:00 am-12:00 pm
Lorenzo Maggi
Bayesian optimization proves to be useful when our goal is to i) optimize an unknown function, that we can learn by sampling ii) our sample [...]
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 [...]
13 Jan

Takeaways of building a research-oriented system

13/01/2021    
11:00 am-12:00 pm
Matthieu Gouel
Building a modern, scalable and fault-tolerant system in Python has never been so easy and enjoyable. Here is some takeaways of building such system in [...]
06 Jan

Multi-winner voting rules

06/01/2021    
11:00 am-12:00 pm
François Durand
Multi-winner voting rules aggregate the opinions of several agents and yield a set of several options. We will give an overview of the classic rules [...]

Dec 2020

21 Dec

Thesis defense "Tractable Reliable Communication in Compromised Networks"

21/12/2020    
2:00 pm-5:00 pm
Giovanni Farina
Reliable communication is a fundamental primitive in distributed systems prone to Byzantine (i.e. arbitrary, and possibly malicious) failures to guarantee integrity, delivery, and authorship of [...]
17 Dec

Thesis defense "Deep learning techniques for graph embedding at different scales"

17/12/2020    
2:00 pm-5:00 pm
Alexis Galland
In many scientific fields, studied data have an underlying graph or manifold structure such as communication networks (whether social or technical), knowledge graphs or molecules. [...]
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 [...]
16 Dec

Python Sockets 101

16/12/2020    
11:00 am-12:00 pm
Sébastien Tixeuil
The socket library permits programs that execute on various machines over a network to communicate. This talk will review the basics of the Python socket [...]
14 Dec

Thesis defense "Mechanisms and architectures to encourage the massive and efficient use of local renewable energy"

14/12/2020    
3:00 pm-6:00 pm
Diego Kiedanski
To meet carbon reduction goals in Europe but worldwide too, a large number of renewable distributed energy resources (DER) still need to be deployed. Aiming [...]
10 Dec

Thesis defense "Random walk on simplicial complexes"

10/12/2020    
2:00 pm-5:00 pm
Zhihan Zhang
The notion of Laplacian of a graph can be generalized to simplicial complexes and hypergraphs. This notion contains information on the topology of these structures. [...]
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 [...]
09 Dec

Voting in Networks

09/12/2020    
11:00 am-12:00 pm
Théo Delemazure
In this talk, we are investigating a selection of problems related to the process of voting on a (social) network. Among other problems, I am [...]
08 Dec

Thesis defense "Speed of convergence of diffusion approximations"

08/12/2020    
2:00 pm-5:00 pm
Eustache Besançon
In many fields of interest, Markov processes are a primary modelisation tool for random processes. Unfortunately it is often necessary to use very large or [...]
07 Dec

Thesis defense "Contributions to the representation of multivariate time series and graphs"

07/12/2020    
2:00 pm-5:00 pm
Edouard Pineau
Machine learning (ML) algorithms are designed to learn models that have the ability to take decisions or make predictions from data, in a large panel [...]
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 [...]
02 Dec

Pyinstaller / Vis.js Network

02/12/2020    
10:45 am-12:15 pm
Fabien Mathieu
Two independent tools will be presented for this session. Pyinstaller is a tool that converts Python code in standalone executable. The goal is not to [...]

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 [...]
25 Nov

An introduction to mean field theory

25/11/2020    
11:00 am-12:00 pm
Michel Davydov
When working with interacting particle systems, mean-field models provide a link between models on a microscopic scale describing the behavior of the system and simplified [...]
20 Nov

Mini Workshop I.A. appliquée

20/11/2020    
9:30 am-12:30 pm
LINCS+SystemX
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 [...]
18 Nov

SimPy Package tutorial

18/11/2020    
10:45 am-12:15 pm
Thomas Tournaire
SimPy is a python package for discrete event simulations based on python’s standard generators. This tutorial will demonstrate how you can use SimPy to implement [...]
16 Nov

Mini Workshop BlockChain

16/11/2020    
9:30 am-12:30 pm
LINCS+SystemX
13 Nov

Mini Workshop IoT

13/11/2020    
9:30 am-12:30 pm
LINCS+SystemX
04 Nov

Fluid limits : a useful tool to study the stability of queuing networks

04/11/2020    
10:45 am-12:15 pm
Pierre Popineau
Introduced by Rybko and Stolyar in 1992, fluid-scaling and fluid limits offer a systematic way to study the stability or instability of queuing networks over [...]

Oct 2020

28 Oct

What problems does cloud solve? Non BS introduction by a former academic.

Cloud computing in addition to being a large industry can also seem daunting to understand. In this introduction, we will present in a very didactic [...]
23 Oct

All-day Workshop LINCS-SystemX

23/10/2020    
9:00 am-5:00 pm
Baccelli, Bassi, Benjemaa, Desoblin, Hajri, Kofman, Noirie, Potop-Butucaru, Singh, Toumi
A one-day collaborative workshop gathering researchers from LINCS and engineers from SystemX who will share their ongoing research to consolidate joint R&D activities, to create [...]
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 [...]
14 Oct

Iterators: A Simple Tool to Browse Objects in Python

Iterators are simple tools to browse objects in Python. They define a unique interface called iteration protocol, that enables to decorrelate the objects that contain [...]
12 Oct

Thesis defense "FabLabs, a global and growing network of collaborative organizations: an analysis of intra and inter-organizational coordination modes"

12/10/2020    
2:00 pm-5:00 pm
Constance Garnier
This thesis contributes to the understanding of the organizational phenomenon of FabLabs, which aims to democratize personal digital manufacturing and promote knowledge sharing. To this [...]
08 Oct

Thesis Defense "Governing the Commons in Blockchains"

08/10/2020    
3:00 pm-6:00 pm
Yackolley Amoussou-Guenou
Blockchains are one of most appealing technologies over the last years, both for scientists and for the general public. Blockchains are distributed ledgers that aim [...]
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 [...]
07 Oct

Zap Stochastic Approximation and Reinforcement Learning

07/10/2020    
11:00 am-12:00 pm
François Durand
Many reinforcement learning problems can be seen from the point of view of stochastic approximation. Unfortunately, classic stochastic approximation algorithms, such as Robbins-Monro, may have [...]

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. [...]
23 Sep

Dictionaries

23/09/2020    
11:00 am-12:00 pm
François Durand
In this second session about collections, I will talk about dictionaries and their main subclasses: OrderedDict, defaultdict, Counter and ChainMap.
22 Sep

Thesis defense: "Algorithmic and Software Contributions to Graph Mining"

22/09/2020    
9:00 am-1:00 pm
Nathan De Lara
Since the introduction of Google’s Page Rank method for Web searches in the late 1990s, graph algorithms have been part of our daily lives. In [...]
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 [...]
16 Sep

Collections in Python

16/09/2020    
11:00 am-12:00 pm
François Durand
I will talk about collections in Python. Sets: set, frozenset. Sequences: tuple, named tuples, list, deque (we will just mention str and bytes). Mappings: dict, [...]
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