Seminars

Seminars and Workshops

Feb 2019

06 Feb

Fully Dynamic k-center Clustering

06/02/2019    
2:00 pm
Mauro Sozio
Static and dynamic clustering algorithms are a fundamental tool in any machine learning library. Most of the efforts in developing dynamic machine learning and data mining algorithms [...]

Jan 2019

30 Jan

Resource Allocation in Cloud Radio Access Networks: A Combinatorial Optimization Point of View

30/01/2019    
2:00 pm
Makhlouf Hadji
In this presentation, we would like to focus on two well known NP-Hard problems and then provide a combinatorial optimization view  before proposing new and [...]
16 Jan

Internet Video Quality Inference from Encrypted Network Traffic

16/01/2019    
2:00 pm
Francesco Bronzino
Accurately monitoring application performance is becoming more important for Internet Service Providers (ISPs), as users increasingly expect their networks to consistently deliver acceptable application quality. [...]

Dec 2018

12 Dec

Protecting encrypted data against key exposure

12/12/2018    
2:00 pm
Katarzyna Kapusta
Hardening data protection using multiple methods rather than solely encryption is of paramount importance when considering continuous and powerful attacks to spy private and confidential information. Our research focuses on reinforcing data protection using a combination of data fragmentation, encryption, and dispersion. Each operation participates in the increasing of the protection level. We aim at minimizing the additional processing costs due to data fragmentation and dispersion.
05 Dec

Ranking online social users by their influence

05/12/2018    
2:00 pm-3:00 pm
Anastasios Giovanidis
TBA https://youtu.be/QA8ON74zvag

Nov 2018

28 Nov

Too Many SDN Rules, Compress Them Using Minnie

28/11/2018    
2:00 pm-3:00 pm
Myriana Rifai
Software Defined Networking (SDN) is gaining momentum with the support of major manufacturers. While it brings flexibility in the management of flows within the data [...]
19 Nov

Canopus: Scalable Consensus for Permissioned Blockchains

19/11/2018    
2:00 pm-3:00 pm
Srinivasan Keshav
A critical problem with the consensus protocols underlying blockchains is that they do not scale well. As the number of participants trying to achieve consensus [...]
14 Nov

The Forward-Backward Embedding of Directed Graphs

14/11/2018    
2:00 pm
Nathan De Lara
We introduce a novel embedding of directed graphs derived from the singular value decomposition (SVD) of the normalized adjacency matrix. Specifically, we show that, after [...]
07 Nov

Some Recent Advances on the Application of Game Theory to Networking

07/11/2018    
2:00 pm-3:00 pm
Ariel Orda
In the first part of the talk we shall consider game theory as a tool for analyzing and predicting the evolution of the Internet topology. [...]

Oct 2018

24 Oct

Two new methods for graph classification

24/10/2018    
2:00 pm-3:00 pm
Edouard Pineau
Graph classification has recently received a lot of attention from various fields of machine learning e.g. kernel methods, sequential modeling or graph embedding. We address [...]
24 Oct

Some Architectural Considerations for Algorithms in Python

In this talk, we address a very common and practical question for the programmer: what should be the general architecture of our code? In particular, [...]
17 Oct

The Physics of Spectral Graph Embedding

17/10/2018    
2:00 pm-3:00 pm
Thomas Bonald
Learning from data strutured as a graph usually requires to embed this graph in some vector space of low dimension. The most popular technique relies [...]
10 Oct

The Roaming Edge

10/10/2018    
2:00 pm-3:00 pm
Prof. Suman Banerjee
Edge computing provides a new way to implement services with many unique advantages. While many edge computing solutions have been implemented within different network infrastructures, [...]
03 Oct

Of Kernels and Queues: when network calculus meets analytic combinatorics

03/10/2018    
2:00 pm-3:00 pm
Elie De Panafieu, Céline Comte, Fabien Mathieu
Stochastic network calculus is a tool for computing error bounds on the performance of queueing systems. However, deriving accurate bounds for networks consisting of several [...]

Sep 2018

26 Sep

Irrational Agents and the Power Grid

26/09/2018    
2:00 pm-3:00 pm
Prof. Sean Meyn
For decades power systems academics have proclaimed the need for real time prices to create a more efficient grid. The rationale is economics 101: proper [...]
19 Sep

Regular Inference on Artificial Neural Networks

19/09/2018    
2:00 pm-3:00 pm
Franz Mayr
This lecture explores the general problem of explaining the behavior of Artificial Neural Networks (ANN). The goal is to construct a representation which enhances human [...]
12 Sep

Asymptotic Optimal Control of Markov-Modulated Restless Bandits

12/09/2018    
2:00 pm-3:00 pm
Santiago Duran
In this talk we will discuss optimal control subject to changing conditions (a changing environment). This is an area that recently received a lot of [...]

Aug 2018

29 Aug

Protecting privacy in dynamic decision making

29/08/2018    
2:00 pm-3:00 pm
Kuang XU
Motivated by the increasing ubiquity of large-scale data collection infrastructures, we investigate how to protect sensitive information in dynamic resource allocation problems. The central question [...]
02 Aug

On Network Connectivity for Distributed Machine Learning

02/08/2018    
2:00 pm-3:00 pm
Giovanni Neglia
Abstract: Many learning problems are formulated as minimization of some loss function on a training set of examples. Distributed gradient methods on a cluster are [...]

Jun 2018

27 Jun

In the wild Sensing for Smarter Cities and Healthcare

27/06/2018    
2:00 pm-3:00 pm
Prof Jain
Modern cities are alive with sensors, such as smartphones, wearables, vehicles, and cameras. Realizing our plans for smart environments of the future necessitates a radical [...]
19 Jun

2018 LINCS Workshop

19/06/2018-20/06/2018    
12:00 am
various
Workshop LINCS and its Scientific Committee June 19th and 20th, 2018 LINCS  -  23 avenue d’Italie, 4th floor – 75013 Paris Agenda June 19th Welcome [...]
07 Jun

On the notion of Dimension of Unimodular Random Graphs

07/06/2018    
2:00 pm
Mir-Omid Haji-Mirsadeghi
In this talk we will define notions of dimension on unimodular random graphs. The key point in this definition is unimodularity which is used indispensably [...]
06 Jun

On Mapping the Interconnections in Today’s Internet

06/06/2018    
2:00 pm-3:00 pm
Reza Rejaie
Internet interconnections are the means by which networks exchange traffic between one another. These interconnections are typically established in facilities that have known geographic locations, [...]

May 2018

23 May

Machine Learning approaches for Computer Vision applications

23/05/2018    
2:00 pm-3:00 pm
Alexandros Iosifidis
Machine Learning, as the most successful paradigm of Artificial Intelligence to date, has shown its great potential in restructuring all aspects in our everyday life, [...]
14 May

Online influence maximization

14/05/2018    
5:00 pm-5:30 pm
Michal Valko
We will talk about the online influence maximization problem in social networks under the independent cascade model. Specifically, we aim to learn the set of [...]
14 May

Topic detection and classification in Twitter

14/05/2018    
4:30 pm-5:00 pm
Dimitrios Milioris
In this talk we introduce a novel information propagation method in Twitter, while maintaining a low computational complexity. The proposed method first employs Joint Complexity, [...]
14 May

On finding dense subgraphs and events in social media

14/05/2018    
4:00 pm-4:30 pm
Oana Balalau
Social media contain information shared by hundreds of millions of users across the world and provide one of the richest dataset created by human activity. [...]
14 May

Hierarchical clustering: Objective functions and algorithms

14/05/2018    
3:00 pm-3:30 pm
Vincent Cohen-Addad
Hierarchical clustering is a recursive partitioning of a dataset into clusters at an increasingly finer granularity. Motivated by the fact that most work on hierarchical [...]
14 May

On graph reconstruction via empirical risk minimization

14/05/2018    
2:30 pm-3:00 pm
Stephan Clémençon
The problem of predicting connections between a set of data points finds many applications, in systems biology and social network analysis among others. We focus [...]
14 May

Building and exploiting large graphs connecting images

14/05/2018    
2:00 pm-2:30 pm
Matthiijs Douze
In this talk, I will present recent works on large-scale similarity search, and show that it is possible to build a graph connecting up to [...]
14 May

Modularity for soft-graph clustering

14/05/2018    
12:00 pm-12:30 pm
Alexandre Hollocou
Clustering is a central problem in machine learning for which graph-based approaches have proven their efficiency. In this paper, we study a relaxation of the [...]
14 May

The many facets of community detection

14/05/2018    
11:30 am-12:00 pm
Renaud Lambiotte
In this talk, I will present a collection of results focusing on the presence of inhomogeneities in networks: from the detection of dense clusters (community [...]
14 May

On the Performance of a Canonical Labeling for Matching Correlated Erdos-Renyi Graphs

14/05/2018    
10:00 am-10:30 am
Matthias Grossglauser
Recent results have characterized the exact information-theoretic threshold for graph matching in correlated Erd?s-Rényi graphs. However, very little is known about the existence of efficient [...]
14 May

Analysis of temporal interactions with link streams

14/05/2018    
9:30 am-10:00 am
Matthieu Latapy
Money or data transfers, contacts between individuals, or product sales, may all be modeled as temporal interactions. Studying the structure and dynamics of interactions is [...]
14 May

Workshop on Graph Learning

14/05/2018    
All Day
Organized by T. Bonald, M. Lelarge, L. Massoulié
This workshop will bring together researchers from both industry and academia for presenting and discussing learning techniques from/with graphs, from both theoretical and practical perspectives. [...]

Apr 2018

12 Apr

Network fingerprinting: TTL-based router signatures

12/04/2018    
2:00 pm-3:00 pm
Benoit Donnet
Fingerprinting networking equipment has many potential applications and benefits in network management and security. More generally, it is useful for the understanding of network structures [...]
11 Apr

Open Web Proxies: analysis, threats and opportunities

11/04/2018    
2:00 pm-3:00 pm
Diego Perrino
Open web proxies promise anonymity and censorship circumvention at no cost. Several websites publish lists of free proxies organized by country, anonymity level, and performance. [...]
04 Apr

Vehicular networks in hyperfractal setup

04/04/2018    
2:00 pm
Dalia Popescu
Confinement of human settlement in areas limited in size is the foundation of the long-standing Central Place Theory which assumes the existence of regular spatial [...]

Mar 2018

28 Mar

User-Centric Personal Data Analytics on the Edge

28/03/2018    
2:00 pm-3:00 pm
Hamed Haddadi
 Abstract: In this talk, I present our ongoing work on utilising edge-computing to improve the scalability and privacy of user-centred analytics in the context of [...]
07 Mar

A Sliding-Resolution Algorithm for Hierarchical Graph Clustering

07/03/2018    
2:00 pm-3:00 pm
Bertrand Charpentier
We propose a novel algorithm for the hierarchical clustering of graphs. The algorithm is a simple but key modification of the Louvain algorithm based on [...]

Feb 2018

21 Feb

Insensitivity of the Hydrodynamic Limit of PS under Randomized SQ(d) Algorithms

21/02/2018    
2:00 pm-3:00 pm
Ravi Mazumdar
In many applications such as cloud computing, managing server farm resources etc. an incoming task or job has to be matched with an appropriate server [...]
14 Feb

Network Slicing Games: Enabling Statistical Multiplexing of Multi-tenant Spatial Loads

14/02/2018    
2:00 pm-3:00 pm
Gustavo de Veciana
Next generation wireless architectures are expected to enable slices of shared wireless infrastructure which are customized to specific mobile operators/services. Given infrastructure costs and the [...]
02 Feb

Apple vs. Samsung: a Mathematical Battle

02/02/2018    
2:00 pm-3:00 pm
Jim Davis
Abstract: Apple and Samsung have been fighting patent battles around the world. Come learn about the mathematics at the heart of one of these battles, [...]

Jan 2018

31 Jan

An Efficient Data Protection Architecture Based on Fragmentation and Encryption

31/01/2018    
2:00 pm-3:00 pm
Han Qiu
In this presentation, a completely revisited secure data storage and transmission scheme ispresented. This new scheme is based on an agnostic selective encryption methods combinedwith [...]
24 Jan

Performance of Balanced Fairness in Resource Pools: A Recursive Approach

24/01/2018    
2:00 pm-4:00 pm
Celine Comte
Understanding the performance of a pool of servers is crucial for proper dimensioning. One of the main challenges is to take into account the complex [...]
03 Jan

Reinforcement Learning for Efficient Access Control with M2M/H2H traffic in LTE-A networks

03/01/2018    
2:00 pm-4:00 pm
Diego Pacheco Paramo
Although many advantages are expected from the provision of services for M2M communications in cellular networks such as extended coverage, security, robust management and lower [...]

Dec 2017

13 Dec

Random Fixed Points, Limits and Systemic risk

13/12/2017    
2:00 pm-3:00 pm
Kavitha Veeraruna
Abstract: We consider vector fixed point (FP) equations in large dimensional spaces involving random variables, and study their realization-wise solutions. We have an underlying directed [...]
06 Dec

The real fuss with quantum mechanics

06/12/2017    
2:00 pm-4:00 pm
Filippo Miatto
Many foundational issues in quantum mechanics frustrate the experts and keep them up at night. Unfortunately, when these concepts reach the greater public, they are [...]

Nov 2017

29 Nov

Predicting user QoE from QoS metrics for internet applications

29/11/2017    
2:00 pm-3:00 pm
Diego Da Hora
Predicting the user Quality-of-Experience (QoE) for an internet application is a highly desirable feature in a number of situations. However, directly measuring user QoE is [...]
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