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Research News

Using drones, a new software tool can bring LTE networks anywhere

Prof. Z. Morley Mao and alumnus Mehrdad Moradi (PhD CSE 2018) earned a best paper award at this year's ACM MobiCom for their work on SkyCore, a reliable new way to deploy LTE networks using unmanned aerial vehicles (UAVs). The paper, SkyCore: Moving Core to the Edge for Untethered and Reliable UAV-based LTE networks, demonstrated a way to connect hotspots on drones with commercial networks and smartphones. [Full Story]

Related Topics:  Autonomous Vehicles  Lab-Systems  Mao, Zhuoqing Morley  Mobile Computing  

A window into the future of solar power

Prof. Stephen Forrest is looking to have windows double as efficient solar cells in buildings of the future. [Full Story]

Related Topics:  Energy Science and Engineering  Forrest, Stephen  Solid-State Devices and Nanotechnology  Sustainability and Environment  

A new company, Omniscent, is sniffing out dangerous levels of toxic chemicals in the air

Co-founded by Prof. Yogesh Gianchandani and alumnus and research scientist Dr. Yutao Qin, the company's subscription service offers real-time monitoring [Full Story]

Related Topics:  Gianchandani, Yogesh  Health and Safety  LNF  MEMS and Microsystems  Sensing and Sensors  

403 Forbidden Study reveals new data on region-specific website blocking practices

New work led by Prof. Roya Ensafi and PhD student Allison McDonald undertook the first wide-scale measurement study of server-side geographic restrictions, or geoblocking, a phenomenon in which websites block access for users in particular countries or regions, a phenomenon on the rise causing Internet balkanization. [Full Story]

Related Topics:  Ensafi, Roya  Graduate Students  Information Technology  Lab-Systems  

Photosynthesis and Clean Energy

In this interview with Scitech Now, Prof. Zetian Mi talks about a new way to create energy from the sun - borrowing from the idea of photosynthesis. [Full Story]

Related Topics:  Electronic devices  Energy Science and Engineering  Lab-Solid State Electronics (SSEL)  Mi, Zetian  Solid-State Devices and Nanotechnology  Sustainability and Environment  

U-M researchers develop small device that bends light to generate new radiation

Prof. Roberto Merlin led the development of a device the size of a match head that can bend light inside a crystal to generate synchrotron radiation in a lab. Prof. Anthony Grbic led the team that designed the metasurface with former doctoral student Carl Pfeiffer. [Full Story]

Related Topics:  Applied Electromagnetics and RF Circuits  Grbic, Anthony  Lab-Radiation (RADLAB)  

Two papers announced among 10 most influential in healthcare and infection control

Prof. Jenna Wiens group had two papers highlighted in a session on the top 10 most influential papers in healthcare epidemiology and infection control at Infectious Disease Week (IDWeek 2018). The papers were selected for their impact, the number of times they were cited in the preceding two years, and their potential effect on future research and technology. [Full Story]

Related Topics:  Health and Safety  Lab-Artificial Intelligence  Machine Learning  Wiens, Jenna  

The logic of feeling: Teaching computers to identify emotions

Using machine learning to decode the unpredictable world of human emotion might seem like an unusual choice. But in the ambiguity of human expression, U-M computer science and engineering associate professor Emily Mower Provost has discovered a rich trove of data waiting to be analyzed. [Full Story]

Related Topics:  Artificial Intelligence  Health and Safety  Lab-Artificial Intelligence  Machine Learning  Mower Provost, Emily  

Making software failures a little less catastrophic

Prof. Baris Kasikci presented a new technique called REPT REverse debugging with Processor Trace. In the paper REPT: Reverse Debugging of Failures in Deployed Software, Kasikci and collaborators propose a method to recreate the failing program execution to better diagnose the problem at hand. This technique is now deployed on Windows systems and the Windows Debugger platform. [Full Story]

Related Topics:  Kasikci, Baris  Lab-Systems  Software Systems  

Gaining a deeper understanding of how personal values are expressed in text

Content analysis of large collections of text is often a useful first step in understanding what people are talking or writing about. PhD student Steve Wilson, Prof. Rada Mihalcea, and Master student Yiting Shen have proposed a new method of performing these analyses in their paper, Building and Validating Hierarchical Lexicons with a Case Study on Personal Values. The researchers earned a Best Paper Award at the 2018 International Conference on Social Informatics (SocInfo) for their work. [Full Story]

Related Topics:  Graduate Students  Lab-Artificial Intelligence  Language and Text Processing  Mihalcea, Rada  Women in Computing  

Tyche: A new permission model to defend against smart home hacks

Prof. Atul Prakash, CSE PhD student Kevin Eykholt, and CSE alumni Amir Rahmati and Earlence Fernandes have proposed Tyche, a safer app permissions system for smart homes and the Internet of Things. Their paper on this project, Tyche: A Risk-Based Permission Model for Smart Homes, received a Best Paper Award at the IEEE Cybersecurity Development Conference. [Full Story]

Related Topics:  Alumni  Cybersecurity  Graduate Students  Internet of Things  Lab-Systems  Prakash, Atul  

Active learning study may lead to a step toward broader change in higher education

Rare in engineering education research, the project directed by Prof. Cindy Finelli involves a randomized control trial to determine if its effective [Full Story]

Related Topics:  Education  Engineering Education Research  Finelli, Cynthia  

It takes two photonic qubits to make quantum computing possible

Professors Ku and Steel are applying their expertise to take key next steps toward practical quantum computing in the NSF project, Two-Photon Quantum Photonic Logic Gates Enabled by Photonic Bound States. [Full Story]

Related Topics:  Electronic devices  Ku, Pei-Cheng (P.C.)  Optics and Photonics  Quantum Science and Technology  Solid-State Devices and Nanotechnology  Steel, Duncan  

Conducting an orchestra of sensor nodes

PhD student Farzad Asgarian keeps time in the Internet of Things with frequency scaling, allowing for lower power sensor nodes that are more accurate. [Full Story]

Related Topics:  Graduate Students  Internet of Things  Najafi, Khalil  Sensing and Sensors  

Detecting Huntington's disease with an algorithm that analyzes speech

In an advance that could one day provide new insight into the progression of neurological diseases like Huntington's disease, Alzheimers and Parkinson's, researchers including Prof. Emily Mower Provost have demonstrated the first automated system that uses speech analysis to detect Huntington's disease. [Full Story]

Related Topics:  Big Data  Health and Safety  Lab-Artificial Intelligence  Machine Learning  Mower Provost, Emily  

Solving Impossible Equations

Eric Michielssen and collaborators have received the Sergei A. Schelkunoff Transactions Prize Paper Award for research impacting the ability to rapidly analyze electromagnetic phenomena. This award is presented to the authors of the best paper published in the IEEE Transactions on Antennas and Propagation during the previous year. [Full Story]

Related Topics:  Applied Electromagnetics and RF Circuits  Michielssen, Eric  

The new law that will guide the future of information processing

Professor S. Sandeep Pradhan is working with Cambridge University on the new law of small numbers, which could impact the next generation of information processing networks. [Full Story]

Related Topics:  Information Technology  Internet of Things  Networking, Operating Systems, and Distributed Systems  Pradhan, S. Sandeep  

Fake news detector algorithm works better than a human

An algorithm-based system that identifies telltale linguistic cues in fake news stories could provide news aggregator and social media sites like Google News with a new weapon in the fight against misinformation. Led by Prof. Rada Mihalcea, the researchers have demonstrated that its comparable to and sometimes better than humans at correctly identifying fake news stories. [Full Story]

Related Topics:  Artificial Intelligence  Big Data  Communications  Lab-Artificial Intelligence  Mihalcea, Rada  

Making online communication smarter with Trove Video

Trove is an Ann-Arbor based artificial intelligence startup built on the vision of improving communication using artificial intelligence. Profs. Danai Koutra and Walter Lasecki are collaborating with the company to develop novel methods and tools that will help make intelligent online communication smarter. [Full Story]

Related Topics:  Big Data  Communications  Koutra, Danai  Lab-Artificial Intelligence  Lasecki, Walter  

Intel processor vulnerability could put millions of PCs at risk

A newly discovered processor vulnerability could potentially put secure information at risk in any Intel-based PC manufactured since 2008. It could affect users who rely on a digital lockbox feature known as Intel Software Guard Extensions, or SGX, as well as those who utilize common cloud-based services. CSE researchers contributed to the discovery of the security hole, called Foreshadow. [Full Story]

Related Topics:  Cybersecurity  Genkin, Daniel  Graduate Students  Kasikci, Baris  Lab-Systems  Wenisch, Thomas  

Blue Sky and Research Accelerator Initiatives fund solar fuel and high-power research

Zetian Mi leads a Blue Sky Initiative to contribute to clean water and renewable fuel, while Becky Peterson leads an effort to improve how we manufacture the electronics needed for high-power devices. [Full Story]

Related Topics:  Mi, Zetian  Peterson, Becky (R. L.)  Power and Energy  Solid-State Devices and Nanotechnology  Sustainability and Environment  

Memory-processing unit (MPU) could bring memristors to the masses

AI, weather forecasting and data science would all benefit from computers that store and process data in the same place. Professor Wei Lu is working on memristors that could be up to the task. [Full Story]

Related Topics:  Electronic devices  Lu, Wei  Memristor  

Using software to beat Moore's Law: $9.5M to design the reconfigurable computer

In search of a new way to overcome the limitations of silicon, Prof. Ron Dreslinski is leading a project with a $9.5million DARPA grant to develop a hardware architecture and software ecosystem that together can approach the power of ASICs with the flexibility of a CPU. Called Transmuter, this software-defined hardware can change how programs use the hardware available to them in real time, effectively acting as a reconfigurable computer. [Full Story]

Related Topics:  Computer Architecture  Dreslinski, Ron  Integrated Circuits and VLSI  

A new hybrid chip that can change its own wiring

As part of a national effort to advance electronics technology, Hun-Seok Kim, assistant professor of electrical and computer engineering, will lead a $5.2 million project to develop a new type of system-on-chip (SoC) that mixes together the adaptability of general purpose processors with the efficiency of specialized processors, allowing for demanding applications such as highly intelligent wireless communication systems used in radar and swarms of autonomous devices. [Full Story]

Related Topics:  Blaauw, David  Dreslinski, Ron  Integrated Circuits and VLSI  Kim, Hun-Seok  Mudge, Trevor  

Enabling anyone to design hardware with a new open-source tool

In a $6.5 million U-M-led project that could revolutionize and democratize designing hardware devices, Professors Wentzloff, Blaauw, Dreslinski, and Sylvester will work to create an open-source hardware compiler that aims to reduce the six month process of hand-designing analog circuits to a dramatically faster and automated 24-hour routine. [Full Story]

Related Topics:  Blaauw, David  Computer-Aided Design & VLSI  Dreslinski, Ron  Integrated Circuits and VLSI  Lab-Michigan Integrated Circuits (MICL)  Sylvester, Dennis  Wentzloff, David  

Michigan chips will be first to test next-generation hardware design tools

Professors Sylvester, Blaauw, and Dreslinski will test tools and provide feedback in a national program that aims to build free, open-source electronic design automation tools. [Full Story]

Related Topics:  Blaauw, David  Computer-Aided Design & VLSI  Dreslinski, Ron  Integrated Circuits and VLSI  Lab-Michigan Integrated Circuits (MICL)  Sylvester, Dennis  

Tool for structuring data creates efficiency for data scientists

Transforming messy data into a usable state turns out to be labor-intensive and tedious. Traditionally, domain experts handwrite task-specific scripts to transform unstructured data. Enter Foofah, a project developed by CSE graduate students Zhongjun Jin and Michael Anderson, Prof. Michael Cafarella, and Bernard A. Galler Collegiate Professor of Electrical Engineering and Computer Science H.V. Jagadish that can help to minimize the effort and required background knowledge needed to clean up data. [Full Story]

Related Topics:  Big Data  Cafarella, Michael  Data and Computing  Graduate Students  Jagadish, HV  

An even smaller world's smallest computer

The Michigan team behind the original Michigan Micro Mote, the world's smallest computer, has gone even smaller, with a device that measures just 0.3 mm to a side -- dwarfed by a grain of rice. [Full Story]

Related Topics:  Blaauw, David  Health and Safety  Integrated Circuits and VLSI  Internet of Things  Lab-Michigan Integrated Circuits (MICL)  MEMS and Microsystems  Millimeter-scale Computing  Phillips, Jamie D.  Sensing and Sensors  Sylvester, Dennis  

Undocumented immigrants' privacy at risk online, on phones

Every day, undocumented immigrants in the U.S. face discrimination, surveillance, deportation, and other dangers. When it comes to their smartphones, immigrants struggle to apply instinctive caution, according to a study by a team of University of Michigan researchers that included CSE PhD student Allison McDonald. [Full Story]

Related Topics:  Cybersecurity  Graduate Students  Halderman, J. Alex  

How to color-code nearly invisible nanoparticles

L. Jay Guo and his team are applying color-coding to particles that are about the size of color itself, allowing scientists to quickly determine the size of nanoparticles, which can help in biomedical drug delivery, biological sensors, advanced coatings, and lithography of more advanced computer chips. [Full Story]

Related Topics:  Guo, L. Jay  Optics and Photonics  Solid-State Devices and Nanotechnology  

Cafarella Receives VLDB Test of Time Award for Structured Web Data Search

This award is given to the VLDB paper published ten years earlier that has had the most influence since its publication. In this paper, Cafarella and co-authors Alon Halevy, Zhe Daisy Wang, Eugene Wu, and Yang Zhang set out to determine how to provide search-engine-style access to huge volumes of structured web data. [Full Story]

Related Topics:  Big Data  Cafarella, Michael  Data and Computing  

Designing a flexible future for massive data centers

The days of bulky, expensive servers filling up data centers may be numbered: a new approach recreates the power of a large server by linking up and pooling the resources of smaller computers with fast networking technology. [Full Story]

Related Topics:  Big Data  Chowdhury, Mosharaf  Lab-Systems  Mozafari, Barzan  Networking, Operating Systems, and Distributed Systems  

Study maps careers of CS PhDs using decades of data

Of the many burning questions in the world of computing research, the one most dear to a student's heart has typically been the least investigated: what happens after a PhD in computer science? Prof. Danai Koutra and CSE PhD student Tara Safavi set out to provide the world's first data-driven answer, analyzing several decades of post-PhD computing careers using a large new dataset rich with professional information. [Full Story]

Related Topics:  Big Data  Data and Computing  Koutra, Danai  

"Stitching" together a web user from scattered, messy data

Modern internet users submit a massive trove of personal details to the web - but they scatter their data across dozens of websites, accounts, and devices with very little continuity. Prof. Danai Koutra will work to "stitch" these personal details together into a cohesive, useful whole, making a user's time online a more pleasant, continuous experience across devices with better product and service recommendations. [Full Story]

Related Topics:  Big Data  Data and Computing  Koutra, Danai  

Building a security standard for a post-quantum future

Chris Peikert, with a team of eleven other researchers, has submitted a cryptographic scheme as a proposed standard to the NIST Post-Quantum Cryptography project. Called FrodoKEM, this family of encryption algorithms is designed to be a conservative and practical implementation of one of the most-studied approaches in the post-quantum cryptography field. [Full Story]

Related Topics:  Cybersecurity  Peikert, Chris  Quantum Science and Technology  

Harvesting clean hydrogen fuel through artificial photosynthesis

A new device can double the previous efficiency of using solar energy to break apart water and harvest hydrogen. This new device, developed by Professor Zetian Mi and researchers at McGill University, opens the path to commercial viability. [Full Story]

Related Topics:  Energy Science and Engineering  Mi, Zetian  Sustainability and Environment  

Light could make semiconductor computers a million times faster or even go quantum

Professor Mackillo Kira is working on a technique to manipulate electrons with light that could bring quantum computing up to room temperature. [Full Story]

Related Topics:  Kira, Mackillo  Optics and Photonics  Quantum Science and Technology  

$6.25M project will decode worlds most complex networks

A new $6.25 million project built on game theory and led by Professors Mingyan Liu and Michael Wellman will develop tools to understand and shape online and on-the-ground networks that drive human decision making. [Full Story]

Related Topics:  Liu, Mingyan  Networking, Operating Systems, and Distributed Systems  Wellman, Michael  

CSE researchers win Best of SELSE award

have won the the best paper award at the 14th Workshop on Silicon Errors in Logic - System Effects (SELSE) for their paper entitled "Low Cost Transient Fault Protection Using Loop Output Prediction." [Full Story]

Related Topics:  Alumni  Computer Architecture  Graduate Students  Lab-Computer Engineering (CE Lab)  Mahlke, Scott  

Organic solar cells reach record efficiency, benchmark for commercialization

The team led by Professor Stephen Forrest built record efficient, multi-layered organic solar cells that will be able to curve in clothing or be transparently built into windows. [Full Story]

Related Topics:  Forrest, Stephen  Power and Energy  Sustainability and Environment  

Solar cells enable self-powered camera

Prof. Euisik Yoon and post-doc Sung-Yun Park developed a self-powered image sensor by placing a photovoltaic diode behind the photodetector diode, collecting the photons that pass through and converting them into electricity. [Full Story]

Related Topics:  Electronic devices  Internet of Things  MEMS and Microsystems  Yoon, Euisik  

Improving communication between humans and robots in 20 noisy questions

A team of information scientists led by Prof. Alfred Hero have discovered a better way to facilitate communication between humans and robots, using a twist on the classic game of 20 Questions. [Full Story]

Related Topics:  Big Data  Hero, Alfred  Information Technology  Signal & Image Processing and Machine Learning  

Dmitry Berenson receives NSF CAREER Award to advance a robot's ability to handle soft objects

Prof. Dmitry Berenson was awarded an NSF CAREER award to improve the ability of autonomous robots to handle soft, deformable objects. The project is entitled Towards General-Purpose Manipulation of Deformable Objects through Control and Motion Planning with Distance Constraints." [Full Story]

Related Topics:  Berenson, Dmitry  Control Systems  Robotics and Autonomous Systems  

SMAP Update: A mission to manage water globally

Three Miichigan faculty (Prof. Kamal Sarabandi, Prof. Leung Tsang, and Dr. Leland Pierce) are working to improve the information about global soil moisture in the NASA mission called Soil Moisture Active Passive (SMAP). [Full Story]

Related Topics:  Applied Electromagnetics and RF Circuits  Lab-Radiation (RADLAB)  Pierce, Leland E.  Sarabandi, Kamal  Sensing and Sensors  Tsang, Leung  

Preventing deadly hospital infections with machine learning

New machine learning models tailored to individual hospitals could give them a much earlier prediction of which patients are most likely to develop C. difficile, potentially helping them stave off infection before it starts. The models are detailed in a paper published today in Infection Control and Hospital Epidemiology. [Full Story]

Related Topics:  Lab-Artificial Intelligence  Wiens, Jenna  

Michigan researchers discover vulnerabilities in next-generation connected vehicle technology

The US Department of Transportation has started implementing I-SIG, a vehicle-to-infrastructure technology that uses real-time vehicle trajectory data to intelligently control the duration and sequence of traffic signals. With the use of this system, comes vulnerabilities, and Michigan researchers have demonstrated that even one single cyberattack can greatly manipulate the intelligent traffic control algorithm in the current I-SIG system and cause severe traffic jams. [Full Story]

Related Topics:  Lab-Systems  Mao, Zhuoqing Morley  

Duncan Steel Co-Editor-in-Chief of Encyclopedia of Modern Optics, 2nd edition

Duncan Steel, Robert J. Hiller Professor of Engineering, is Co-Editor-in-Chief of the second edition of the Encyclopedia of Modern Optics, published by Elsevier. Topics covered include classical and quantum optics, lasers, optical fibers and optical fiber systems, optical materials and light-emitting diodes (LEDs). [Full Story]

Related Topics:  Lab-Optics and Photonics  Optics and Photonics  Steel, Duncan  

Cuba "sonic attacks" - a covert accident?

The purported "sonic attacks" that sickened U.S. and Canadian government workers in Cuba last year could have been an accidental side effect of attempted eavesdropping, says Prof. Kevin Fu, who with his colleagues reverse-engineered the attacks in a lab. [Full Story]

Related Topics:  Cybersecurity  Embedded Systems  Fu, Kevin  Lab-Computer Engineering (CE Lab)  

New computing system to enable deep space missions

A new radiation-hardened, multi-processor, Arm-based spacecraft processor is being developed at Michigan in a project led by Boeing and funded by NASA. Prof. Ron Dreslinski is leading the research at Michigan. [Full Story]

Related Topics:  Computer Architecture  Dreslinski, Ron  Lab-Computer Engineering (CE Lab)  Mudge, Trevor  

Chat tool simplifies tricky online privacy policies

Kang G. Shin, the Kevin and Nancy O'Connor Professor of Computer Science, and his collaborators have created an automated chatbot that uses artificial intelligence to weed through the fine print of privacy policies so that you will know what you're agreeing to. [Full Story]

Related Topics:  Artificial Intelligence  Lab-Artificial Intelligence  Shin, Kang G.  

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