Seminars

Abstract: Cloud-Radio Access Network (C-RAN) is a new emerging technology that holds alluring promises for Mobile network operators regarding capital and operation cost savings. However, [...]

Wi-Fi is the preferred way of accessing the internet for many devices at home, but it is vulnerable to performance problems due to sharing an [...]

Abstract: Non-orthogonal multiple access (NOMA) is a promising candidate for wireless access in 5G cellular systems, and has recently received considerable attentions from both academia [...]

The Internet is made of almost 50,000 ASes exchanging routing informationthanks to BGP. Inside each AS, information is redistributed via iBGP sessions.This allows each router [...]

Abstract: Software Defined Networking paves the way for new services that enable better utilization of network resources. Bandwidth Calendaring (BWC) is a typical such example [...]

Abstract: Telco operators view network densification as a viable solution for the challenging goals set for the next generation cellular networks. Among other goals, network [...]

Abstract: We consider a restless multi-armed bandit in which each armcan be in one two states. When an arm is sampled, the state of the [...]

Abstract: Lattice network coding is employed in physical-layer network coding, with applications to two-way relay networks and multiple-access channels. The receiver wants to compute a [...]

  Computational Causal Discovery aims to induce causal models,causal networks, and causal relations from observational data withoutperforming or by performing only few interventions (perbutations,manipulations) of [...]

HTTP is one crucial element of nowadays Internet, almost to the point of being nowadays that ``thin waits'' that used to be identified with the [...]

We consider a centralized content delivery infrastructure where a large number of storage-intensive files are replicated across several collocated servers. To achieve scalable delays in [...]

Large scale deployments of general cache networks, such as Content Delivery Networks or Information Centric Networking architectures, arise new challenges regarding their performance prediction and [...]

We describe in this talk the new possibilities offered by virtualization techniques in the design of 5G networks. We precisely introduce a convergent gateway realizing [...]

We study the dynamic control of resource-sharing systems that arise in various domains: e.g. inventory management, healthcare and communication networks. We aim at efficiently allocating [...]

Algorithms for finding dense subgraphs are an important subroutine in many data mining tasks, in particular, community and event detection in social networks. Huge amount [...]

Abstract: Individuals lack proper means to supervise the services they contact and the information they exchange when surfing the web. Thissecurity task has become challenging [...]

Abstract: Viral spread on large graphs has many real-life applications such asmalware propagation in computer networks and rumor (or misinformation)spread in Twitter-like online social networks. [...]

In this talk, we focus on the resource allocation problems in communication networks. More specifically, we will first consider a TV White Space (TVWS) network [...]

Abstract: This study is an attempt to determine how much individuals should invest in communication in a social context. Two simple models of social relationships [...]

The Internet of Things (IoT) paradigm brings an opportunity for advanced Demand Response (DR) solutions. Indeed, it enables visibility and control on the various appliances [...]

Abstract: The Big Data era is upon us: data is being generated, collected and analyzed at an unprecedented scale, and data-driven decision making is sweeping [...]

Abstract: The heterogeneity characterizing the Internet of Things (IoT) landscape can be addressed by leveraging network operating systems (NOS)s. Current NOS solutions have been developed [...]

Talk: Least Recently Used caches under the ShotNoise Model Abstract: In this paper we develop an analytical framework, based on the Che approximationfor the analysis [...]

We are organizing a Seminar on modeling, optimization and control in wireless networks, notably 5G, on September 7, 2015, in Telecom ParisTech, rue Barrault, Paris [...]

Algorithms for learning to rank Web documents, display ads, or other types of items constitute a fundamental component of search engines and more generally of [...]

Abstract: We consider the classical problem of approximating the FDMA capacity,where the problem is to allocate disjoint resources (frequencies) tomultiple users so as to maximize [...]

We present a method to compute approximate descriptions of a class of stochastic systems. For the method to apply, the system must be presented as [...]

Abstract: Software-Defined Networking (SDN) is an emerging network architecture decoupling the network control and forwarding functions, and it enables the network elements to become directly [...]

Massey and Mathys proposed protocol sequences as a new design approach to media access control protocol without feedback that delivers throughput performance that can asymptotically [...]

Abstract: In this talk, first we describe a model of the posting behavior in Social Networks in topics which have negative externalities, and the second [...]

Abstract: Competitive ratio is traditionally defined by asking the question: “How much service can a policy deliver with a fixed amount of resource”. This definition [...]

Abstract: With 4G cellular technologies now beginning to be deployed widely around the world, the fifth generation (5G) mobile and wireless communication technologies are emerging [...]

Abstract: Future wireless traffic is going to be dominated by emerging applications such as VoIP, video conferencing, video/audio streaming, etc. These applications have their unique [...]

Spectral algorithms are popular methods for finding a partition of a network into groups of nodes that are densely connected, called communities. However, the structure [...]

The major social networks use timelines to display content that a user receives from those sources that he follows. A content that arrives at a [...]

Abstract: Recently we are witnessing the emergence of situation-aware vehicles, equipped with plurality of sensors that can help driver with vehicle control and maneuvering. Cars [...]

Accurate prediction of wireless network performance is important when performing link adaptation or resource allocation. However, the complexity of interference interactions at MAC and PHY [...]

Abstract: Characterizing user pair relationships is important for applications such as friend recommendation and interest targeting in online social networks (OSNs). Due to the large [...]

Abstract: We investigate the power of online learning in stochastic network optimization with unknown system statistics a priori. We are interested in understanding how information [...]

Online video is the killer application of the Internet. It is predicted that more than 85% of the consumer traffic on the Internet will be [...]

As the adaptive streaming technology becomes the mainstream solution for online video service and 4G broadband service becomes very accessible, for mobile service providers, having [...]

The problem of base station cooperation has recently been set within the framework of Stochastic Geometry. Existing works consider that a user dynamically chooses the [...]

Reliability in disk arrays is provisioned by storing the data with redundancy. For example, in RAID-6, we protect the data from being lost by introducing [...]

We consider the problem of an optimal geographic placement of content in wireless cellular networks modelled by Poisson point processes. Specifically, for the typical user [...]

Abstract: Loosely Time-Triggered Architectures (LTTAs) are a proposal forconstructing distributing embedded control systems. They build onquasi-periodic systems, where computing units execute almostperiodically, by adding a [...]

Abstract: New vehicle applications have recently emerged in several areas ranging from navigation safety to location aware content distribution, urban surveillance and intelligent transport. A [...]

Statistical learning methods developed in the last decades have proved very useful for many applications. However, most algorithms were developed under the assumption that the [...]

Abstract: Current IP-based networks are unable to fully exploit the capabilities ofthe increasing number of multi-homed mobile terminals. We argue thatNamed-Data Networking (NDN) can fill [...]

Mobile devices are increasingly being relied on for tasks that go beyond simple connectivity and demand more complex processing. In cases where such processing exceeds [...]