Paper Digest: MOBICOM 2020 Highlights
International Conference on Mobile Computing and Networking (MobiCom) is one of the top conferences on mobile computing and wireless and mobile networking. In 2020, it is to be held online.
To help the community quickly catch up on the work presented in this conference, Paper Digest Team processed all accepted papers, and generated one highlight sentence (typically the main topic) for each paper. Readers are encouraged to read these machine generated highlights / summaries to quickly get the main idea of each paper.
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Paper Digest Team
TABLE 1: Paper Digest: MOBICOM 2020 Highlights
|From relative azimuth to absolute location: pushing the limit of PIR sensor based localization
|Xuefeng Liu; Tianye Yang; Shaojie Tang; Peng Guo; Jianwei Niu;
|In this paper, we propose PIRATES, a PIR-based device-free localization system based on the raw data of PIR sensors.
|Millimeter-wave full duplex radios
|Vaibhav Singh; Susnata Mondal; Akshay Gadre; Milind Srivastava; Jeyanandh Paramesh; Swarun Kumar;
|We present mmFD, the first comprehensive system design of a mm-wave full-duplex platform.
|Redefining passive in backscattering with commodity devices
|Mohammad Rostami; Karthik Sundaresan; Eugene Chai; Sampath Rangarajan; Deepak Ganesan;
|To this end, we propose a novel approach to FS-backscatter called xSHIFT that shifts the core functionality of FS away from the tag and onto the commodity device, thereby eliminating the need for on-tag oscillators altogether.
|EagleEye: wearable camera-based person identification in crowded urban spaces
|Juheon Yi; Sunghyun Choi; Youngki Lee;
|We present EagleEye, an AR-based system that identifies missing person (or people) in large, crowded urban spaces.
|X-Array: approximating omnidirectional millimeter-wave coverage using an array of phased arrays
|Song Wang; Jingqi Huang; Xinyu Zhang; Hyoil Kim; Sujit Dey;
|In this paper, we explore an array of phased arrays (APA) architecture, which aggregates co-located phased arrays with complementary FoVs to approximate WiFi-like omni-directional coverage.
|Renovating road signs for infrastructure-to-vehicle networking: a visible light backscatter communication and networking approach
|Purui Wang; Lilei Feng; Guojun Chen; Chenren Xu; Yue Wu; Kenuo Xu; Guobin Shen; Kuntai Du; Gang Huang; Xuanzhe Liu;
|This paper introduces RetroI2V – a novel infrastructure-to-vehicle (I2V) communication and networking system that renovates conventional road signs to convey additional and dynamic information to vehicles while keeping intact their original functionality.
|Voice localization using nearby wall reflections
|Sheng Shen; Daguan Chen; Yu-Lin Wei; Zhijian Yang; Romit Roy Choudhury;
|We develop VoLoc, a system that proposes an iterative align-and-cancel algorithm for improved multipath AoA estimation, followed by an error-minimization technique to estimate the geometry of a nearby wall reflection.
|Ghost calls from operational 4G call systems: IMS vulnerability, call DoS attack, and countermeasure
|Yu-Han Lu; Chi-Yu Li; Yao-Yu Li; Sandy Hsin-Yu Hsiao; Tian Xie; Guan-Hua Tu; Wei-Xun Chen;
|In this work, we uncover that the VoWi-Fi signaling session can be hijacked to maliciously manipulate the IMS call operation.
|Hummingbird: energy efficient GPS receiver for small satellites
|S. Narayana; R. V. Prasad; V. Rao; L. Mottola; T. V. Prabhakar;
|In this paper, we elucidate the design of a low-cost, low-power GPS receiver for small satellite applications.
|ScatterMIMO: enabling virtual MIMO with smart surfaces
|Manideep Dunna; Chi Zhang; Daniel Sievenpiper; Dinesh Bharadia;
|In this paper, we present ScatterMIMO, which uses smart surface to increase the scattering in the environment, to provide MIMO spatial multiplexing gain.
|ViVo: visibility-aware mobile volumetric video streaming
|Bo Han; Yu Liu; Feng Qian;
|In this paper, we perform a first comprehensive study of mobile volumetric video streaming.
|PDLens: smartphone knows drug effectiveness among Parkinson’s via daily-life activity fusion
|Hanbin Zhang; Gabriel Guo; Chen Song; Chenhan Xu; Kevin Cheung; Jasleen Alexis; Huining Li; Dongmei Li; Kun Wang; Wenyao Xu;
|In this paper, we present PDLens, a first smartphone-based system to detect drug effectiveness among Parkinson’s in daily life.
|TinyLink 2.0: integrating device, cloud, and client development for IoT applications
|Gaoyang Guan; Borui Li; Yi Gao; Yuxuan Zhang; Jiajun Bu; Wei Dong;
|Unlike traditional IoT development platforms which use separate approaches for these three sides, we present TinyLink 2.0, an integrated IoT development approach with a single coherent language.
|Challenge: COSMOS: A city-scale programmable testbed for experimentation with advanced wireless
|Dipankar Raychaudhuri; Ivan Seskar; Gil Zussman; Thanasis Korakis; Dan Kilper; Tingjun Chen; Jakub Kolodziejski; Michael Sherman; Zoran Kostic; Xiaoxiong Gu; Harish Krishnaswamy; Sumit Maheshwari; Panagiotis Skrimponis; Craig Gutterman;
|This paper focuses on COSMOS – Cloud enhanced Open Software defined MObile wireless testbed for city-Scale deployment.
|M-Cube: a millimeter-wave massive MIMO software radio
|Renjie Zhao; Timothy Woodford; Teng Wei; Kun Qian; Xinyu Zhang;
|This paper fills the gap with M3 (M-Cube), the first mmWave massive MIMO software radio.
|Experience: advanced network operations in (Un)-connected remote communities
|Diego Perino; Xiaoyuan Yang; Joan Serra; Andra Lutu; Ilias Leontiadis;
|In this paper we present our commercial deployment in thousands remote small communities and describe the unique experience of maintaining this infrastructure.
|Deep learning based wireless localization for indoor navigation
|Roshan Ayyalasomayajula; Aditya Arun; Chenfeng Wu; Sanatan Sharma; Abhishek Rajkumar Sethi; Deepak Vasisht; Dinesh Bharadia;
|In this paper, we present DLoc, a Deep Learning based wireless localization algorithm that can overcome traditional limitations of RF-based localization approaches (like multipath, occlusions, etc.).
|Single shot single antenna path discovery in THz networks
|Yasaman Ghasempour; Chia-Yi Yeh; Rabi Shrestha; Daniel Mittleman; Edward Knightly;
|In this paper, we present One-shot Path discovEry with a THz RAinbow (OPERA), a novel system that identifies dominant paths between the AP and all clients in order to efficiently steer directional beams.
|MET: a magneto-inductive sensing based electric toothbrushing monitoring system
|Hua Huang; Shan Lin;
|In this paper, we present a novel electric toothbrushing monitoring system called MET that tracks brushing coverage for all the 15 surfaces of teeth and detects different types of incorrect brushing techniques.
|Experience: aging or glitching? why does android stop responding and what can we do about it?
|Mingliang Li; Hao Lin; Cai Liu; Zhenhua Li; Feng Qian; Yunhao Liu; Nian Sun; Tianyin Xu;
|In this paper, we make an in-depth study of ANR and SNR at scale based on fine-grained system-level traces crowdsourced from 30,000 Android systems.
|WiChronos: energy-efficient modulation for long-range, large-scale wireless networks
|Yaman Sangar; Bhuvana Krishnaswamy;
|The goal of this work is to develop a communication framework that can satisfy the following requirements: (1) Increased battery life, (2) Longer communication range, (3) Scalability in a wireless network.
|Towards flexible wireless charging for medical implants using distributed antenna system
|Xiaoran Fan; Longfei Shangguan; Richard Howard; Yanyong Zhang; Yao Peng; Jie Xiong; Yunfei Ma; Xiang-Yang Li;
|This paper presents the design, implementation and evaluation of In-N-Out, a software-hardware solution for far-field wireless power transfer.
|Towards 3D human pose construction using wifi
|Wenjun Jiang; Hongfei Xue; Chenglin Miao; Shiyang Wang; Sen Lin; Chong Tian; Srinivasan Murali; Haochen Hu; Zhi Sun; Lu Su;
|This paper presents WiPose, the first 3D human pose construction framework using commercial WiFi devices.
|TouchPass: towards behavior-irrelevant on-touch user authentication on smartphones leveraging vibrations
|Xiangyu Xu; Jiadi Yu; Yingying chen; Qin Hua; Yanmin Zhu; Yi-Chao Chen; Minglu Li;
|Based on the observation, we propose a behavior-irrelevant on-touch user authentication system, TouchPass, which leverages active vibration signals on smartphones to extract only physical characters of touching fingers for user identification.
|Internet-of-microchips: direct radio-to-bus communication with SPI backscatter
|Songfan Li; Chong Zhang; Yihang Song; Hui Zheng; Lu Liu; Li Lu; Mo Li;
|In this paper, we propose a processor-free architecture as a novel design that allows the radio to interface directly with peripheral sensor chips for control and data collection, thereby separating the processors from the end device design to significantly reduce the energy consumed by end devices.
|Bleep: motor-enabled audio side-channel for constrained UAVs
|Adeola Bannis; Hae Young Noh; Pei Zhang;
|We present Bleep, a side-channel messaging system that modulates UAV motors sounds to enable multiple UAVs to communicate when radio is unavailable.
|ThermoWave: a new paradigm of wireless passive temperature monitoring via mmWave sensing
|Baicheng Chen; Huining Li; Zhengxiong Li; Xingyu Chen; Chenhan Xu; Wenyao Xu;
|In this work, we present ThermoWave, a new paradigm of wireless temperature monitoring that is ecological, battery-less, and ultra-low cost.
|NEMO: enabling neural-enhanced video streaming on commodity mobile devices
|Hyunho Yeo; Chan Ju Chong; Youngmok Jung; Juncheol Ye;
|To overcome the limitation, we present NEMO, a system that enables real-time video super-resolution on mobile devices.
|OnRL: improving mobile video telephony via online reinforcement learning
|Huanhuan Zhang; Anfu Zhou; Jiamin Lu; Ruoxuan Ma; Yuhan Hu; Cong Li; Xinyu Zhang; Huadong Ma; Xiaojiang Chen;
|In this work, we close the gap by proposing OnRL, an online RL framework for real-time mobile video telephony.
|Sniffing visible light communication through walls
|Minhao Cui; Yuda Feng; Qing Wang; Jie Xiong;
|In this paper, for the first time, we show that VLC is not as secure as people thought: VLC can be sniffed through walls!
|Billion-scale federated learning on mobile clients: a submodel design with tunable privacy
|Chaoyue Niu; Fan Wu; Shaojie Tang; Lifeng Hua; Rongfei Jia; Chengfei Lv; Zhihua Wu; Guihai Chen;
|Thus, we proposed a submodel framework, where clients download only the needed parts of the full model, namely, submodels, and then upload the submodel updates.
|SDR receiver using commodity wifi via physical-layer signal reconstruction
|Woojae Jeong; Jinhwan Jung; Yuanda Wang; Shuai Wang; Seokwon Yang; Qiben Yan; Yung Yi; Song Min Kim;
|This paper presents SDR-Lite, the first zero-cost, software-only software defined radio (SDR) receiver that empowers commodity WiFi to retrieve the In-phase and Quadrature of an ambient signal.
|SociTrack: infrastructure-free interaction tracking through mobile sensor networks
|Andreas Biri; Neal Jackson; Lothar Thiele; Pat Pannuto; Prabal Dutta;
|We introduce SociTrack, a platform for autonomous social interaction tracking via wireless distance measurements.
|Understanding and embracing the complexities of the molecular communication channel in liquids
|Jiaming Wang; Dongyin Hu; Chirag Shetty; Haitham Hassanieh;
|In this paper, we aim to explore the molecular communication channel through theoretical and empirical modeling in order to achieve a better understanding of its characteristics, which tend to be more complex in practice than traditional wireless and wired channels.
|Heimdall: mobile GPU coordination platform for augmented reality applications
|Juheon Yi; Youngki Lee;
|We present Heimdall, a mobile GPU coordination platform for emerging Augmented Reality (AR) applications.
|Nephalai: towards LPWAN C-RAN with physical layer compression
|Jun Liu; Weitao Xu; Sanjay Jha; Wen Hu;
|We propose Nephelai, a Compressive Sensing-based Cloud Radio Access Network (C-RAN), to reduce the uplink bit rate of the physical layer (PHY) between the gateways and the cloud server for multi-channel LPWANs.
|SPINN: synergistic progressive inference of neural networks over device and cloud
|Stefanos Laskaridis; Stylianos I. Venieris; Mario Almeida; Ilias Leontiadis; Nicholas D. Lane;
|In this paper, we propose SPINN, a distributed inference system that employs synergistic device-cloud computation together with a progressive inference method to deliver fast and robust CNN inference across diverse settings.
|Microscope: mobile service traffic decomposition for network slicing as a service
|Chaoyun Zhang; Marco Fiore; Cezary Ziemlicki; Paul Patras;
|In this paper, we present a new approach to service-level demand estimation for slicing, which hinges on decomposition, i.e., the inference of per-service demands from traffic aggregates.
|C-14: assured timestamps for drone videos
|Zhipeng Tang; Fabien Delattre; Pia Bideau; Mark D. Corner; Erik Learned-Miller;
|We propose C-141, a system that assures the earliest timestamp, tb, of drone-made videos.
|EarSense: earphones as a teeth activity sensor
|Jay Prakash; Zhijian Yang; Yu-Lin Wei; Haitham Hassanieh; Romit Roy Choudhury;
|This paper finds that actions of the teeth, namely tapping and sliding, produce vibrations in the jaw and skull.
|TransLoc: transparent indoor localization with uncertain human participation for instant delivery
|Yu Yang; Yi Ding; Dengpan Yuan; Guang Wang; Xiaoyang Xie; Yunhuai Liu; Tian He; Desheng Zhang;
|In this work, we perform the couriers’ indoor localization transparently in a predictive manner without extra actions of couriers by existing data from the platform including order progress reports and couriers’ trajectories.
|Tunnel emitter: tunnel diode based low-power carrier emitters for backscatter tags
|Ambuj Varshney; Lorenzo Corneo;
|We present Tunnel Emitter: a tunnel diode oscillator based system that enables the generation of carrier signals at a peak biasing power of tens of ?W.
|LMAC: efficient carrier-sense multiple access for LoRa
|Amalinda Gamage; Jansen Christian Liando; Chaojie Gu; Rui Tan; Mo Li;
|This paper presents the designs of three advancing versions of LMAC that respectively implements CSMA, balances the communication loads among the channels defined by frequencies and spreading factors based on the end nodes’ local information and then additionally the gateway’s global information.
|iCellSpeed: increasing cellular data speed with device-assisted cell selection
|Haotian Deng; Qianru Li; Jingqi Huang; Chunyi Peng;
|In this paper, we propose iCellSpeed, an on-device solution to increase data access speed by substantiating unrealized performance potentials.
|mmVib: micrometer-level vibration measurement with mmwave radar
|Chengkun Jiang; Junchen Guo; Yuan He; Meng Jin; Shuai Li; Yunhao Liu;
|In this work, we propose mmVib, a practical approach to measure micrometer-level vibrations with mmWave radar.
|Experience: towards automated customer issue resolution in cellular networks
|Amit Sheoran; Sonia Fahmy; Matthew Osinski; Chunyi Peng; Bruno Ribeiro; Jia Wang;
|This paper presents our experience with PACE (<u>P</u>ro<u>A</u>ctive customer <u>C</u>ar<u>E</u>), a novel, proactive system that monitors, troubleshoots and resolves individual service issues, without having to rely on customers to first contact customer care for assistance.
|Joltik: enabling energy-efficient "future-proof" analytics on low-power wide-area networks
|Mingran Yang; Junbo Zhang; Akshay Gadre; Zaoxing Liu; Swarun Kumar; Vyas Sekar;
|This paper presents Joltik, a framework enabling general, future-proof, and energy-efficient analytics for low power wireless sensors.
|Re-identification of mobile devices using real-time bidding advertising networks
|Keen Sung; JianYi Huang; Mark D. Corner; Brian N. Levine;
|Even though the Ad ID can be disabled by users on both OSes, we demonstrate that advertisers can leave their own unique strings (marks) in the app storage, and use these strings to link information collected from ads.
|FaceRevelio: a face liveness detection system for smartphones with a single front camera
|Habiba Farrukh; Reham Mohamed Aburas; Siyuan Cao; He Wang;
|This paper presents a new liveness detection system, FaceRevelio, for commodity smartphones with a single front camera.
|Towards quantum belief propagation for LDPC decoding in wireless networks
|Srikar Kasi; Kyle Jamieson;
|We present Quantum Belief Propagation (QBP), a Quantum Annealing (QA) based decoder design for Low Density Parity Check (LDPC) error control codes, which have found many useful applications in Wi-Fi, satellite communications, mobile cellular systems, and data storage systems.
|Demystifying millimeter-wave V2X: towards robust and efficient directional connectivity under high mobility
|Song Wang; Jingqi Huang; Xinyu Zhang;
|In this paper, we present the first comprehensive reality check of mmWave V2X networks.
|SpiroSonic: monitoring human lung function via acoustic sensing on commodity smartphones
|Xingzhe Song; Boyuan Yang; Ge Yang; Ruirong Chen; Erick Forno; Wei Chen; Wei Gao;
|In this paper, we present SpiroSonic, a new system design that uses commodity smartphones to support complete, accurate yet reliable spirometry tests in regular home settings with various environmental and human factors.
|Deaf-aid: mobile IoT communication exploiting stealthy speaker-to-gyroscope channel
|Ming Gao; Feng Lin; Weiye Xu; Muertikepu Nuermaimaiti; Jinsong Han; Wenyao Xu; Kui Ren;
|Our system, Deaf-Aid, utilizes the stealthy speaker-to-gyroscope channel to build robust protocol-independent communication with automatic receiver identification.
|RFGo: a seamless self-checkout system for apparel stores using RFID
|Carlos Bocanegra; Mohammad A. (Amir) Khojastepour; Mustafa Y. Arslan; Eugene Chai; Sampath Rangarajan; Kaushik R. Chowdhury;
|We build a prototype of RFGo and evaluate its performance in challenging scenarios.
|Understanding power consumption of NB-IoT in the wild: tool and large-scale measurement
|Deliang Yang; Xianghui Zhang; Xuan Huang; Liqian Shen; Jun Huang; Xiangmao Chang; Guoliang Xing;
|In this paper, we develop NB-Scope – the first hardware NB-IoT diagnostic tool that supports fine-grained fusion of power and protocol traces.
|Ear-AR: indoor acoustic augmented reality on earphones
|Zhijian Yang; Yu-Lin Wei; Sheng Shen; Romit Roy Choudhury;
|This paper aims to use modern earphones as a platform for acoustic augmented reality (AAR).
|GROOT: a real-time streaming system of high-fidelity volumetric videos
|Kyungjin Lee; Juheon Yi; Youngki Lee; Sunghyun Choi; Young Min Kim;
|We present GROOT, a mobile volumetric video streaming system that delivers three-dimensional data to mobile devices for a fully immersive virtual and augmented reality experience.
|CLIO: enabling automatic compilation of deep learning pipelines across IoT and cloud
|Jin Huang; Colin Samplawski; Deepak Ganesan; Benjamin Marlin; Heesung Kwon;
|In this paper, we bridge this gap by designing a continuously tunable method for leveraging both local and remote resources to optimize performance of a deep learning model.
|Self-reconfigurable micro-implants for cross-tissue wireless and batteryless connectivity
|Mohamed R. Abdelhamid; Ruicong Chen; Joonhyuk Cho; Anantha P. Chandrakasan; Fadel Adib;
|We present the design, implementation, and evaluation of ?medIC, a fully-integrated wireless and batteryless micro-implanted sensor.
|DMM: fast map matching for cellular data
|Zhihao Shen; Wan Du; Xi Zhao; Jianhua Zou;
|This paper presents a fast map matching framework for cellular data, named as DMM, which adopts a recurrent neural network (RNN) to identify the most-likely trajectory of roads given a sequence of cell towers.
|Airdropping sensor networks from drones and insects
|Vikram Iyer; Maruchi Kim; Shirley Xue; Anran Wang; Shyamnath Gollakota;
|We present the first system that can airdrop wireless sensors from small drones and live insects.
|Contactless seismocardiography via deep learning radars
|Unsoo Ha; Salah Assana; Fadel Adib;
|This paper introduces RF-SCG, a system that can capture SCG recordings without requiring any contact with the human body.
|BeeCast: a collaborative video streaming system
|Asaad Alghamdi; Younes Balah; Mohammad Albejadi; Muhamad Felemban;
|In this paper, we propose BeeCast, a collaborative video streaming system, that allows a group of mobile users to cooperate in streaming video content.
|5G edge enhanced mobile augmented reality
|Xiang Su; Jacky Cao; Pan Hui;
|In this demo, we show a running MAR system deployed on a 5G edge test bed and present latency results.
|A hyperlocal mobile web for the next 3 billion users
|Arjuna Sathiaseelan; Arko Chatterjee; Mukund Lal; Yasir Zaki; Lakshmi Subramanian;
|In this paper we propose GAIUS, a content ecosystem enabling efficient creation and dissemination of locally relevant web content.
|M-cube: an open-source millimeter-wave MIMO software radio for wireless communication and sensing applications
|Renjie Zhao; Timothy Woodford; Teng Wei; Kun Qian; Xinyu Zhang;
|We propose to fill the gap with M3 (M-Cube), the first mmWave massive MIMO software radio.
|A query engine for zero-streaming cameras
|Mengwei Xu; Tiantu Xu; Yunxin Liu; Xuanzhe Liu; Gang Huang; Felix Xiaozhu Lin;
|A query engine for zero-streaming cameras
|The implementation of stigmergy in network-assisted multi-agent system
|Kun Chen; Rongpeng Li; Jon Crowcroft; Zhifeng Zhao; Honggang Zhang;
|In this demo, we propose a decentralized collaboration method named as "stigmergy" in network-assisted MAS, by exploiting digital pheromones (DP) as an indirect medium of communication and utilizing deep reinforcement learning (DRL) on top.
|WhiteHaul: white space spectrum aggregation system for backhaul
|Mohamed M. Kassem; Morteza Kheirkhah; Mahesh K. Marina; Peter Buneman;
|To this end, we present demonstration of WhiteHaul , a low-cost hybrid cross-layer aggregation system for TV White Space (TVWS) based backhaul.
|Bringing hybrid analog-digital beamforming to commercial MU-MIMO wifi networks
|Thomas Kühne; Piotr Gaw?owicz; Anatolij Zubow; Falko Dressler; Giuseppe Caire;
|We present a unique solution based on hybrid digital-analog (HDA) beamforming to overcome the limitation of COTS WiFi hardware and effectively increase the MU-MIMO gain and to unlock the potential of MU-MIMO in WiFi.
|Service-oriented intelligent and extensible RAN
|Robert Schmidt; Navid Nikaein;
|In this work, we demonstrate a prototype of a service-oriented RAN on top of the OpenAirInterface and Mosaic5G platforms that brings programmability and extensibility to the RAN with a range of network applications for the purpose of intelligent slicing.
|WiChronos: energy-efficient modulation for long-range, large-scale wireless networks
|Yaman Sangar; Bhuvana Krishnaswamy;
|We propose and prototype WiChronos, an energy efficient modulation technique for long range wireless communication in a large scale network.
|Accelerometer-based smartphone eavesdropping
|Zhongjie Ba; Tianhang Zheng; Zhan Qin; Hanlin Yu; Liu Liu; Baochun Li; Xue Liu; Kui Ren;
|Based on these pivotal observations, we present AccelEve, a new side channel attack that allows smartphone applications to eavesdrop on the smartphone speaker without the requirement of sensitive system permissions.
|Remote experimentation with open-access full-duplex wireless in the COSMOS testbed
|Manav Kohli; Tingjun Chen; Jackson Welles; Mahmood Baarani Dastjerdi; Jakub Kolodziejski; Michael Sherman; Ivan Seskar; Harish Krishnaswamy; Gil Zussman;
|In this demo, we present the design and implementation of the open-acccess, remotely accessible FD radios that are integrated in the indoor COSMOS Sandbox 2 at Columbia University.
|Slicing-enabled private 4G/5G network for industrial wireless applications
|Jaya Thota; Adnan Aijaz;
|This technology demonstration highlights the importance of network slicing in private 4G/5G networks.
|Edge-SLAM: edge-assisted visual simultaneous localization and mapping
|Ali J. Ben Ali; Zakieh Sadat Hashemifar; Karthik Dantu;
|We demonstrate Edge-SLAM , a system that adapts edge computing into Visual-SLAM through a split architecture.
|Using magnetic fingerprints to position cars on multi-layer roads
|Ping-Fan Ho; Chia-Chen Wang; Jyh-Cheng Chen;
|In this paper, we first explain how the structures of overpasses and bridges have special magnetic fields. We then propose how to use the magnetometers which come with off-the-shelf smartphones to assist GPS navigators to determine position on multi-layer roads by detecting and matching these magnetic fingerprints.
|Homecoming: a wireless homing device for UAVs
|Yifeng Cao; Ashutosh Dhekne;
|Instead of using computer vision, we propose to use ultra-wideband beacons (UWB) to assist in the landing process.
|Performance bottlenecks identification in cloudified mobile networks
|Georgios Patounas; Xenofon Foukas; Ahmed Elmokashfi; Mahesh K. Marina;
|In this work, we experimentally explore whether we can accurately and efficiently identify bottlenecks across the different locations of the network and layers of the cloudified architecture.
|Bringing temperature-awareness to millimeter-wave networks
|Moh Sabbir Saadat; Sanjib Sur; Srihari Nelakuditi;
|In this work, we first perform a thermal characterization of mmWave devices: it reveals that after only 10 s. of data transfer at 1.9 Gbps, the antenna temperature reaches 68°C; it reduces the link throughput by 21%, increases the standard deviation by 6×, and takes 130 s. to dissipate the heat completely.
|Constructing 3-dimensional 5G coverage map for real-time airborne missions
|Sejin Seo; Seunghwan Kim; Sujin Kook; Sihun Baek; Seong-Lyun Kim;
|As a part of intercontinental 5G testbed activities within Korea-EU 5G Project (PriMO-5G), we construct 3D 5G coverage map manually, to present insights regarding 3D coverage and how to construct its map efficiently.
|What you wear know how you feel: an emotion inference system with multi-modal wearable devices
|Dan Wang; Haibo Lei; Haozhi Dong; Yunshu Wang; Yongpan Zou; Kaishun Wu;
|In this paper, we present a pervasive and portable system called MW-Emotion to recognize common emotional states with multi-modal wearable devices.
|SmartPatch: a patch prioritization framework for SCADA chain in smart grid
|Geeta Yadav; Praveen Gauravaram; Arun Kumar Jindal;
|In this direction, we present SmartPatch – a patch prioritization method to address patch sequencing of the SCADA chain in the smart grid systems.
|TSFCC: high availability service function chain composition approach in mobile network
|Meng Niu; Bo Cheng; Wenyuan Gu; Meng Wang; Junliang Chen;
|This paper proposes a high availability service function chain composition approach, TSFCC.
|Hybrid communication and storage system with user privacy preservation for public management, analysis and prediction
|Lifeng Liu; Yingxuan Zhu; Jian Li;
|We propose a hybrid system of combining mobile sensor nodes and fixed sensor nodes for robust and effective public management, analysis, and prediction.
|Toward a secure QR code system by fingerprinting screens
|Yijie Li; Yi-Chao Chen; Xiaoyu Ji; Hao Pan; Lanqing Yang; Guangtao Xue; Jiadi Yu;
|In this study, we propose ScreenID, for enhancing the QR code security by identifying its authenticity, which embeds a QR code with information of unique screen fingerprint – PWM frequency.
|A seamless virtualized network functions migration mechanism in mobile edge networks
|Biyi Li; Bo Cheng; Yi Yue; Meng Wang; Junliang Chen;
|To solve these issues, we study the seamless VNFs migration problem in mobile edge networks and formulate it as an ILP model, which aims to minimize the migration delay and cost.
|A reliable intelligent routing mechanism in 5G core networks
|Tze-Jie Tan; Fu-Lian Weng; Wei-Ting Hu; Jyh-Cheng Chen; Cheng-Ying Hsieh;
|Thus, we propose a load balance algorithm to select the best traffic data routing path based on the traffic loading in the 5GC.
|CarML: distributed machine learning in vehicular clouds
|Anran Du; Yicheng Shen; Lewis Tseng;
|This paper presents CarML, a distributed machine learning platform built on top of an emerging computing paradigm, vehicular clouds.
|Throughput optimization VNF placement for mapping SFC requests in MEC-NFV enabled networks
|Yi Yue; Bo Cheng; Biyi Li; Meng Wang; Xuan Liu;
|In this paper, we focus on the VNF placement problem in MEC-NFV enabled networks, aiming to optimize the throughput of SFC requests (SFCRs).
|Design of an IoT-based water flow monitoring system
|Zill Ullah Khan; M Umair Anwar; Sabah Pirani; Faisal Lalani; Babatunde Adegoke; Tauseef Tauqeer; Mustafa Naseem;
|In this paper, we present the design of a low-cost IoT based approach to monitor the amount of water dispensed at communal clean water collection nodes called Water Filtration Plants.
|Age of information in wireless networks: from theory to implementation
|Igor Kadota; M. Shahir Rahman; Eytan Modiano;
|In this paper, we show that as the congestion in the wireless network increases, the AoI degrades sharply, leading to outdated information at the destination.