'Node a' diaporamas de présentation

Computer Forensics

Computer Forensics. Network Protocols Overview for Network Forensics. Focus of this presentation. Protocols With a few anecdotes, how-to-dos and previews thrown in. Network Protocols: Layering. Complexity of networking leads to layered architectures. TCP/IP stack has four levels.

1.87k views • 165 slides

IEEE 802.11 Wireless LAN

IEEE 802.11 Wireless LAN. Why Wireless LAN?. Traditional LANs need wires, which may be difficult to set up in some situations. Advantages of Wireless LANs Allow mobility and flexibility Reduced cost Applicable scenarios Offices Building with open area Hybrid with wired LANs.

888 views • 69 slides

Electrical Conduction in Myocardial Cells

Electrical Conduction in Myocardial Cells . Figure 14-17. 1. 1. SA node. AV node. 2. 1. THE CONDUCTING SYSTEM OF THE HEART. SA node depolarizes. 2. Electrical activity goes rapidly to AV node via internodal pathways. SA node. 3. Internodal pathways. 3. Depolarization spreads

3.42k views • 60 slides

Insider Attacker Detection

701 views • 52 slides

Solving the Scalability Dilemma with Clouds, Crowds, and Algorithms Michael Franklin UC Berkeley

Solving the Scalability Dilemma with Clouds, Crowds, and Algorithms Michael Franklin UC Berkeley

549 views • 46 slides

A Theory of Non-Deterministic Networks

A Theory of Non-Deterministic Networks. R. K. Brayton EECS Dept. University of California Berkeley. Overview. What is an ND network Motivation Basic definitions Defining and comparing ND behaviors ND network operations and how they change behaviors Experimental observations

561 views • 41 slides

Presented by Jia Guo

On Data-Centric Trust Establishment in Ephemeral Ad Hoc Networks Maxim Raya, Panagiotis Papadimitratos , Virgil D. Gligor y , Jean-Pierre Hubaux. Presented by Jia Guo. INTRODUCTION. E xisting trust notions are entity-centric and slow to change .

448 views • 38 slides

Adaptive Protocols for Information Dissemination in Wireless Sensor Networks

Adaptive Protocols for Information Dissemination in Wireless Sensor Networks. W.R.Heinzelman, J.kulik, H.Balakrishnan. Outline. Introduction SPIN Other Data Dissemination Algorithms Sensor Network Simulations Conclusions Strengths and Weaknesses. Introduction.

556 views • 35 slides

A Topology Discovery Algorithm for Sensor Networks

A Topology Discovery Algorithm for Sensor Networks. Go Suzuki CS691, SSNS Spring 2003. Introduction. Background for Wireless Sensor Network TOPLOGY DISCOVERY Algorithm Simulation & Results Conclusions. Wireless Sensor Network Background. MEMS Technology Low Power MAC Protocols

502 views • 34 slides

Clustering

Clustering. Types of Clustering. Objectives. At the end of this module the student will understand the following tasks and concepts. What clustering is and why you would want it Clustering options Differences between various types of clustering; advantages and disadvantages

629 views • 34 slides

Wireless Sensor Networks

Wireless Sensor Networks. By Ravi Kumar Dasari EECE 505 Term Project. Contents. Introduction Applications of WSN Sensor Nodes and Network Various Routing Algorithms in WSN SPIN Routing Simulation using SNetSim Conclusions. Various wireless Networks. What are WSN?.

1.88k views • 26 slides

L23: Clock Issues in Deep Submircron Design(2)

L23: Clock Issues in Deep Submircron Design(2). 1999. 10 Jun Dong Cho Sungkyunkwan Univ. Dept. ECE Mail : Jdcho@skku.ac.kr Homepage : vada.skku.ac.kr. Buffer Pre-Placement. Iso-Radius Buffer Insertion. Width Control. Width Tapering. Buffer/Load Distribution. H-Tree.

384 views • 24 slides

Data Flow Analysis 3 15-411 Compiler Design

Data Flow Analysis 3 15-411 Compiler Design. Nov. 8, 2005. Key Reference on Global Optimization. Gary A. Kildall, A Unified Approach to Global Program Optimization , ACM Symposium on Principles of Programming Languages, 1973, pages 194-206. From the abstract:

508 views • 24 slides

Unate Covering, Binate Covering, Graph Coloring Maximum Cliques part B

Unate Covering, Binate Covering, Graph Coloring Maximum Cliques part B. Combinational Problems: Unate Covering, Binate Covering, Graph Coloring and Maximum Cliques. Unit 6 part B. Bound Set. 1. 3. Free Set. 4. 2. Column Multiplicity. CD. AB. f. D. 1. 0. AB. Bound Set. C. 0.

375 views • 24 slides

Wireless Sensor Networks: Minimum-energy communication

Wireless Sensor Networks: Minimum-energy communication. Wireless Sensor Networks. Large number of heterogeneous sensor devices Ad Hoc Network Sophisticated sensor devices communication , processing , memory capabilities. Project Goals. Devise a set communication mechanisms s.t. they

349 views • 19 slides

592 views • 19 slides

Unfairness in IEEE 802.11 Access Mechanism By Li Zhifei

Unfairness in IEEE 802.11 Access Mechanism By Li Zhifei. Content Outline. Introduction Motivation Fixed EIFS Problem in IEEE 802.11 Enhanced VCS (EVCS) Conclusions Research Direction. Medium Access Protocol (MAC). Basic objectives: Maximize utilization of the limited bandwidth

293 views • 19 slides

Automotive Embedded System

Automotive Embedded System. See the references. Introduction. The details of embedded electronics in automotive systems is depicted very nicely in this picture from Clemson University: http:// www.cvel.clemson.edu/auto/systems/auto-systems.html

723 views • 11 slides

Clever Counting

Clever Counting. Investigation 3. Making Rounds. A. How many paths are there from A to B? How many paths are there from B to C? B. How many paths are there from A to C through B? Explain your reasoning. C. If Rodney has a small locker, how many paths from A to C pass by his locker?

245 views • 10 slides