A Novel Concept for Hybrid ality Improvements in Consumer Networks - PowerPoint PPT Presentation

A Novel Concept for Hybrid ality Improvements in Consumer Networks A Novel Concept for Hybrid ality Improvements in Consumer Networks Florian Adamsky, Christopher Köhnen, Christian Überall, Veselin Rakočević, Muukrishnan Rajarajan and Rudolf Jäger florian@adamsky.it http://florian.adamsky.it IEEE International Conference on Consumer Electronics 2011 B. S. Florian Adamsky | ICCE 2011 Berlin 1 / 20

A Novel Concept for Hybrid ality Improvements in Consumer Networks Contents 1 Introduction 2 Approach ality of Service for LAN's Hybrid Personalised Recommendations Router 3 Conclusion B. S. Florian Adamsky | ICCE 2011 Berlin 2 / 20

A Novel Concept for Hybrid ality Improvements in Consumer Networks | Introduction Contents 1 Introduction 2 Approach ality of Service for LAN's Hybrid Personalised Recommendations Router 3 Conclusion B. S. Florian Adamsky | ICCE 2011 Berlin 3 / 20

A Novel Concept for Hybrid ality Improvements in Consumer Networks | Introduction Introduction Research project ''Holistic Solutions for Multimedia Systems in Buildings'' Supported by the Federal Ministry of Economics and Technology Aim: providing hybrid quality improvements for home networks Gateway Router is being developed, targeted for the consumer market B. S. Florian Adamsky | ICCE 2011 Berlin 4 / 20

A Novel Concept for Hybrid ality Improvements in Consumer Networks | Introduction Problem Statement 1 Structure of consumer's home network is chaotic and unpredictable PowerLAN and Wi-Fi show performance breakdowns, when clients are streaming real-time traffic QoS functionality is not established in consumer home networks 2 Service offering is increasing dramatically thousands of broadcast channels IPTV Internet platforms offers billions of video clips B. S. Florian Adamsky | ICCE 2011 Berlin 5 / 20

A Novel Concept for Hybrid ality Improvements in Consumer Networks | Introduction Problem Statement 1 Structure of consumer's home network is chaotic and unpredictable PowerLAN and Wi-Fi show performance breakdowns, when clients are streaming real-time traffic QoS functionality is not established in consumer home networks 2 Service offering is increasing dramatically thousands of broadcast channels IPTV Internet platforms offers billions of video clips B. S. Florian Adamsky | ICCE 2011 Berlin 5 / 20

A Novel Concept for Hybrid ality Improvements in Consumer Networks | Introduction Definition .. Definition . Hybrid ality: means on one hand the quality of digital media content delivery, called QoS, but on the other hand also the quality of multimedia content offering, called personalised recommendations. B. S. Florian Adamsky | ICCE 2011 Berlin 6 / 20

A Novel Concept for Hybrid ality Improvements in Consumer Networks | Approach Contents 1 Introduction 2 Approach ality of Service for LAN's Hybrid Personalised Recommendations Router 3 Conclusion B. S. Florian Adamsky | ICCE 2011 Berlin 7 / 20

A Novel Concept for Hybrid ality Improvements in Consumer Networks | Approach | ality of Service for LAN's 2. Phase B. S. Florian Adamsky | ICCE 2011 Berlin (NSIS) and traffic shaping Bandwidth reservation . 3. Phase .. real-time (SPID) identification in Network protocol . .. QoSiLAN topology (LLTD) and identify the Analyze the network . 1. Phase .. Works in the following 3 phases: Router serves as QoSiLAN Manager prioritisation Enables QoS for per-link resource reservation and per-flow packet QoSiLAN = ality of Service for Local Area Networks 8 / 20

A Novel Concept for Hybrid ality Improvements in Consumer Networks | Approach | ality of Service for LAN's 2. Phase B. S. Florian Adamsky | ICCE 2011 Berlin (NSIS) and traffic shaping Bandwidth reservation . 3. Phase .. real-time (SPID) identification in Network protocol . .. QoSiLAN topology (LLTD) and identify the Analyze the network . 1. Phase .. Works in the following 3 phases: Router serves as QoSiLAN Manager prioritisation Enables QoS for per-link resource reservation and per-flow packet QoSiLAN = ality of Service for Local Area Networks 8 / 20

A Novel Concept for Hybrid ality Improvements in Consumer Networks | Approach | ality of Service for LAN's 2. Phase B. S. Florian Adamsky | ICCE 2011 Berlin (NSIS) and traffic shaping Bandwidth reservation . 3. Phase .. real-time (SPID) identification in Network protocol . .. QoSiLAN topology (LLTD) and identify the Analyze the network . 1. Phase .. Works in the following 3 phases: Router serves as QoSiLAN Manager prioritisation Enables QoS for per-link resource reservation and per-flow packet QoSiLAN = ality of Service for Local Area Networks 8 / 20

A Novel Concept for Hybrid ality Improvements in Consumer Networks | Approach | ality of Service for LAN's 1.Phase LLTD = Link Layer Topology Discovery proprietary protocol from Microso Reimplemented LLTD protocol Finding misconfiguration in the network Helps to enable per-link reservation Discovers the Layer 2 topology in LANs by ARP-Spoofing Host sends Ethernet packets with spoofed M addresses Which hosts have the spoofed M address in his A table Based on that we can conclude which hosts are connected to the same network segment B. S. Florian Adamsky | ICCE 2011 Berlin 9 / 20

A Novel Concept for Hybrid ality Improvements in Consumer Networks | Approach | ality of Service for LAN's 1 Packets grouped together to bi-directional flows B. S. Florian Adamsky | ICCE 2011 Berlin 2.Phase: SPID 2 Analysis includes 12 statistical measurements 3 Identification by calculating the Kullback-Leibler divergence: Works as follows: High Accuracy and stability No human intervention to analyse new application Advantages: SPID = Statistical Protocol IDentification 10 / 20 P ( x ) ∑ D ( P || Q ) = KL ( P , Q ) = P ( x ) log 2 Q ( x ) x ∈ X

A Novel Concept for Hybrid ality Improvements in Consumer Networks | Approach | ality of Service for LAN's 3.Phase NSIS = Next Steps in Signalling is the name of the working group of the IETF One component: NSLP-QoS (NSIS Signalling Layer Protocol for QoS) R: create, update or modify QoS reservations Q: asks information about the data path R: answer to R or Q N: sends information B. S. Florian Adamsky | ICCE 2011 Berlin 11 / 20

A Novel Concept for Hybrid ality Improvements in Consumer Networks | Approach | Hybrid Personalised Recommendations PPG PPG = Personal Program Guide Presents linear DVB content and non-linear video clips (YouTube) Runs atm on a PC but in the future it can runs everywhere (TV, STB, …) User profiles are saved on the novel router Features of the PPG included: Presenting of recommendations Searching related content to the actual broadcast event Adding actual event to the favourites Seing preferences (explicit manner) B. S. Florian Adamsky | ICCE 2011 Berlin 12 / 20

A Novel Concept for Hybrid ality Improvements in Consumer Networks | Approach | Hybrid Personalised Recommendations PPG Screenshot B. S. Florian Adamsky | ICCE 2011 Berlin 13 / 20

A Novel Concept for Hybrid ality Improvements in Consumer Networks | Approach | Hybrid Personalised Recommendations PPG - Content-Based Filtering Explicit filtering Genres and sub-genres are specified by an ETSI Standard Implicit filtering PPG logs the viewing behaviour of each individual users B. S. Florian Adamsky | ICCE 2011 Berlin 14 / 20 Seing preferences for genres and sub-genres in form of ( ⋆⋆⋆⋆⋆ )

A Novel Concept for Hybrid ality Improvements in Consumer Networks | Approach | Hybrid Personalised Recommendations . B. S. Florian Adamsky | ICCE 2011 Berlin ADCS . . ACS . . CS . . SP . . PC . PPG - Collaborative Filtering Algorithm Evaluation Uses a community for the creation of recommendations Example: ''Customers Who Bought This Item Also Bought …'' New developed algorithm: Absolute Cosine Similarity (ACS) produces a lower Mean Absolute Error (MAE) . .. . . . . . Mean Absolute Error . Collaborative Filtering Algorithms 15 / 20

A Novel Concept for Hybrid ality Improvements in Consumer Networks | Approach | Hybrid Personalised Recommendations . . . . Mean Absolute Error . Collaborative Filtering Algorithms . . . PC . PPG - Collaborative Filtering SP . . CS . . ACS . . ADCS B. S. Florian Adamsky | ICCE 2011 Berlin . 15 / 20 . . Uses a community for the creation of recommendations Example: ''Customers Who Bought This Item Also Bought …'' New developed algorithm: Absolute Cosine Similarity (ACS) produces a lower Mean Absolute Error (MAE) . . .. Algorithm Evaluation . . . . . . . . . 1 . 18 1 . 2 1 . 22 1 . 24 1 . 26 1 . 28 1 . 3 1 . 32 1 . 34 1 . 36 1 . 38

A Novel Concept for Hybrid ality Improvements in Consumer Networks | Approach | Router Router Serves as QoSiLAN manager and personalisation profile manager Armed with a 800 MhZ ARM CPU Runs with an embedded Linux OS (OpenWRT) B. S. Florian Adamsky | ICCE 2011 Berlin 16 / 20