Activities

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, [...]
08 Oct

Finding structure with randomness: Probabilistic algorithms for constructing approximate matrix decompositions

08/10/2018    
10:30 am-12:00 pm
Nathan de Lara
Nathan de Lara will present the article Halko, N., Martinsson, P. G., & Tropp, J. A. (2011). Finding structure with randomness: Probabilistic algorithms for constructing [...]
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 [...]
24 Sep

Convex Optimization and Duality

24/09/2018    
10:30 am-12:00 pm
François Durand
The talk is based on the Online Course Convex Optimization by Stephen Boyd and the Book Convex Optimization by Stephen Boyd and Lieven Vandenberghe. Slides [...]
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 [...]
10 Sep

JiT acceleration in Python: introduction to Numba

10/09/2018    
10:30 am-12:00 pm
Fabien Mathieu
This tutorial will explain how to easily turn slow Python into fast Python with the numba package. Speed up of X2000 will be demonstrated on [...]

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. [...]
09 Apr

The Cascade-Correlation Learning Architecture

09/04/2018    
10:30 am-12:00 pm
Marc-Olivier Buob
Marc-Olivier Buob will present a paper of Scott E. Fahlman and Christian Lebiere about The Cascade-Correlation Learning Architecture, August 29, 1991 CMU-CS-90-100
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 [...]
26 Mar

Ergodic control and polyhedral approaches to PageRank optimization

26/03/2018    
10:30 am-12:00 pm
Anastasios Giovanidis
In this session of the reading group, Anastasios Giovanidis will present the paper O. Fercoq, M. Akian, M. Bouhtou, S. Gaubert. “Ergodic control and polyhedral [...]
12 Mar

Knowledge graph embeddings

12/03/2018    
10:30 am-12:00 pm
Nathan De Lara
Nathan De Lara will introduce the knowledge graph embeddings, based on the following references: Bordes, A., Usunier, N., Garcia-Duran, A., Weston, J., and Yakhnenko, O. [...]
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

26 Feb

Étude des sous-graphes typiques des graphes aléatoires par la combinatoire analytique

26/02/2018    
10:30 am-12:00 pm
Élie de Panafieu
Orateur : Élie de Panafieu La question qui guidera l'exposé est l'étude de la loi limite du nombre de triangles dans un graphes aléatoire à [...]
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 [...]
12 Feb

Sequence to sequence learning

12/02/2018    
2:00 pm-3:30 pm
Édouard Pineau
For the next reading group, Édouard Pineau will talk about sequence-to sequence learning, based on the two following references: Sutskever Ilya, Oriol Vinyals, and Quoc [...]
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 [...]
29 Jan

Queuing or not Queuing? (in large systems)

29/01/2018    
10:30 am-12:00 pm
Fabien Mathieu
Fabien Mathieu will talk about Queuing or not Queuing? (in large systems), and will mainly use the following reference : Load balancing in large-scale systems [...]
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 [...]
15 Jan

Empirical Evaluation of Gated Recurrent Neural Networks on Sequence Modeling

15/01/2018    
10:30 am-12:00 pm
Achille Salaün
Achille Salaün will talk about Recurrent Neural Networks and present the paper Empirical Evaluation of Gated Recurrent Neural Networks on Sequence Modeling by Chung, Gulcehre, [...]
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

18 Dec

Analyzing the M/G/1 queue with a branching process

18/12/2017    
10:30 am-12:00 pm
Céline Comte
For the next session of the reading group, Céline Comte will talk about Analyzing the M/G/1 queue with a branching process, and will mainly use [...]
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