Communications of the ACM
Latest Research
From Communications of the ACM
Technical Perspective: Do You Know Why Your Web Pages Load Faster?
"Taking a Long Look at QUIC," by Arash Molavi Kakhki et al., is a bold attempt to unearth the reasons why QUIC works better than TCP.
From Communications of the ACM
Taking a Long Look at QUIC: An Approach for Rigorous Evaluation of Rapidly Evolving Transport Protocols
There is a need for alternative techniques for understanding and evaluating QUIC when compared with previous transport-layer protocols.
From Communications of the ACM
Technical Perspective: Back to the Edge
"Heterogeneous Von Neumann/Dataflow Microprocessors" describes an innovative approach to exploit both CDFG and EDGE computation models.
From Communications of the ACM
Heterogeneous Von Neumann/Dataflow Microprocessors
This work studies the potential of a paradigm of heterogeneous execution models by developing a specialization engine for explicit-dataflow (SEED) and integrating...
From Communications of the ACM
Technical Perspective: How Economic Theories Can Help Computers Beat the Heat
The authors of "Distributed Strategies for Computational Sprints" bring the rich theory of allocating scarce resources to the challenge of managing computational...
From Communications of the ACM
Distributed Strategies for Computational Sprints
We describe a computational sprinting architecture in which many, independent chip multiprocessors share a power supply and sprints are constrained by the chips'...
From Communications of the ACM
Technical Perspective: Node Replication Divides to Conquer
In "How to Implement Any Concurrent Data Structure," Calciu et al. show that a concurrent data structure can be built automatically and that its performance is...
From Communications of the ACM
How to Implement Any Concurrent Data Structure
We propose a method called Node Replication (NR) to implement any concurrent data structure.
From Communications of the ACM
Technical Perspective: Making Sleep Tracking More User Friendly
"LIBS: A Bioelectrical Sensing System from Human Ears for Staging Whole-Night Sleep Study" provides a nice balance in terms of minimizing the burden on users and...
From Communications of the ACM
LIBS: A Bioelectrical Sensing System from Human Ears for Staging Whole-Night Sleep Study
We explore a new form of wearable systems, called LIBS, that can continuously record biosignals such as brain wave, eye movements, and facial muscle contractions...
From Communications of the ACM
Technical Perspective: The Future of MPI
"Enabling Highly Scalable Remote Memory Access Programming with MPI-3 One Sided" convincingly shows that the potential of MPI one-sided communication can be realized...
From Communications of the ACM
Enabling Highly Scalable Remote Memory Access Programming with MPI-3 One Sided
In this work, we design and develop bufferless protocols that demonstrate how to implement the MPI-3 RMA interface and support scaling to millions of cores.
From Communications of the ACM
Technical Perspective: A Control Theorist's View on Reactive Control for Autonomous Drones
"Fundamental Concepts of Reactive Control for Autonomous Drones" introduces the notion of "reactive control" in which an autopilot's control logic is run only intermittently...
From Communications of the ACM
Fundamental Concepts of Reactive Control for Autonomous Drones
We conceive a notion of reactive control that allows drones to execute the low-level control logic only upon recognizing the need to, based on the influence of...
From Communications of the ACM
Technical Perspective: Is Your WiFi a Sensor?
"Emotion Recognition Using Wireless Signals" shows that not only can the heartrate be counted with accuracy comparable to ECG devices, but the variabilities of...
From Communications of the ACM
Emotion Recognition Using Wireless Signals
This paper demonstrates a new technology that can infer a person's emotions from RF signals reflected off his body.
From Communications of the ACM
Technical Perspective: Graphs, Betweenness Centrality, and the GPU
"Accelerating GPU Betweenness Centrality" by McLaughlin and Bader ably addresses the challenges to authors of efficient graph implementations in the important context...
From Communications of the ACM
Accelerating GPU Betweenness Centrality
We present a hybrid GPU implementation that provides good performance on graphs of arbitrary structure rather than just scale-free graphs as was done previously...
From Communications of the ACM
Technical Perspective: Measuring Optimization Potential with Coz
In "Coz: Finding Code that Counts with Causal Profiling," Curtsinger and Berger describe causal profiling, which tell programmers exactly how much speed-up bang...
From Communications of the ACM