Communications of the ACM
Latest Research
From Communications of the ACM
Predicting Structured Objects with Support Vector Machines
Machine Learning today offers a broad repertoire of methods for classification and regression. But what if we need to predict complex objects like trees, orderings...
From Communications of the ACM
Technical Perspective: Machine Learning For Complex Predictions
Interest in machine learning can be traced back to the early days of computer science. Alan Turing himself conjectured that...
From Communications of the ACM
Declarative Networking
Declarative Networking is a programming methodology that enables developers to concisely specify network protocols and services, which are directly compiled to...
From Communications of the ACM
Technical Perspective: Narrowing the Semantic Gap in Distributed Programming
In science, significant advances are often made when researchers from different communities join forces.
From Communications of the ACM
Finding the Frequent Items in Streams of Data
Many data generation processes can be modeled as data streams. While this data may be archived and indexed within a data warehouse, it is also important to process...
From Communications of the ACM
Technical Perspective: Data Stream Processing - When You Only Get One Look
The database and systems communities have made great progress in developing database systems that allow us to store and query huge amounts of data. Real-time analysis...
From Communications of the ACM
Distinct-Value Synopses For Multiset Operations
The task of estimating the number of distinct values (DVs) in a large dataset arises in a wide variety of settings in computer science and elsewhere. We provide...
From Communications of the ACM
Technical Perspective: Relational Query Optimization: Data Management Meets Statistical Estimation
Relational systems have made it possible to query large collections of data in a declarative style through languages such as SQL. There is a key component that...
From Communications of the ACM
Optimistic Parallelism Requires Abstractions
Writing software for multicore processors is greatly simplified if we could automatically parallelize sequential programs. Although auto-parallelization has been...
From Communications of the ACM
Technical Perspective: Abstraction For Parallelism
Looking for some new insight into an old problem? The familiar problem of writing parallel applications and a...
From Communications of the ACM
Statistical Analysis of Circuit Timing Using Majorization
Future miniaturization of silicon transistors following Moore's Law may be in jeopardy as it becomes harder to precisely define the behavior and shape of nanoscale...
From Communications of the ACM
Technical Perspective: Where the Chips May Fall
The traditional approach to circuit design has been to build chips that work correctly at extreme-case process...
From Communications of the ACM
Does Distributed Development Affect Software Quality?: An Empirical Case Study of Windows Vista
Existing literature on distributed development in software engineering and other fields discusses various challenges,...
From Communications of the ACM
Technical Perspective: Maintaining Quality in the Face of Distributed Development
It was a problem that should not have taken three weeks to solve. The documentation claimed that if a function was called...
From Communications of the ACM
Formal Verification of a Realistic Compiler
This paper reports on the development and formal verification of CompCert, a compiler from Clight (a large subset of the C programming language) to PowerPC assembly...
From Communications of the ACM
Technical Perspective: A Compiler's Story
In the early 1970s, pioneers like Floyd, Dijkstra, and Hoare argued that programs should be formally specified and proven...
From Communications of the ACM
Apprenticeship Learning For Helicopter Control
Autonomous helicopter flight is widely regarded to be a highly challenging control problem. As helicopters are highly unstable and exhibit complicated dynamical...
From Communications of the ACM
Technical Perspective: The Ultimate Pilot Program
In one scene from The Matrix, two leaders of the human resistance are trapped on the roof of a skyscraper. The only means of escape is by helicopter, which neither...
From Communications of the ACM
Two Hardware-Based Approaches For Deterministic Multiprocessor Replay
Modern computer systems are inherently nondeterministic due to a variety of events that occur during an execution. The lack of repeatability that arises from this...
From Communications of the ACM