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55:46

Humane Representation of Thought

Posted by Bret Victor  on  Jun 14, 2015 2

Bret Victor suggests how each of the human activities in which thought is externalized (conversing, presenting, reading, writing, etc) can be redesigned for a dynamic medium.

19:02

Translating Imperative Code to MapReduce

Posted by Cosmin Radoi, Rodric Rabbah, Stephen J Fink, Manu Sridharan  on  Jun 10, 2015

The authors present an approach for automatic translation of sequential, imperative code into a parallel MapReduce framework using Mold, translating Java code to run on Apache Spark.

09:41

Cybertron: Pushing the Limit on I/O Reduction in Data-Parallel Programs

Posted by Tian Xiao, Jiaxing Zhang, Chencheng Ye, Wenguang Chen, Zhenyu Guo, Hucheng Zhou, Xu Zhao, Xi Wang, Wei Lin, Lidong Zhou  on  May 29, 2015

The authors introduce Cybertron, a new tool for reducing I/O operations in data-parallel programs through a constraint-based encoding.

18:16

Alembic: Automatic Locality Extraction via Migration

Posted by Brandon Holt, Preston Briggs, Luis Ceze, Mark Oskin  on  May 21, 2015

The authors introduce Alembic, a new static analysis tool that frees programmers from having to manually move computation to exploit locality in PGAS programs.

18:19

ASPIRE:Exploiting Asynchronous Parallelism in Iterative Algorithms using a Relaxed Consistency-based DSM

Posted by Keval Vora, Sai Charan Koduru, Rajiv Gupta  on  May 14, 2015

The authors present a relaxed memory consistency model and consistency protocol that tolerate communication latency and minimize the use of stale values, outperforming other models.

01:37:59

Design Goals of the Smallest Federated Wiki

Posted by Ward Cunningham  on  May 07, 2015

Ward Cunningham discusses the designs goals of a federated wiki.

16:50

Statistical Debugging for Real-World Performance Problems

Posted by Linhai Song, Shan Lu  on  Apr 30, 2015 2

The authors show how statistical debugging can be used for diagnosing performance problems, lowing the overhead of run-time performance diagnosis without extending the diagnosis latency.

13:47

Flint: Fixing Linearizability Violations

Posted by Peng Liu, Omer Tripp, Xiangyu Zhang  on  Apr 23, 2015

The presenters introduce Flint, an automated fixing algorithm for composed Map operations suffering from atomicity violations, being able to fix 96% of the 48 faulty methods found in 27 popular apps.

18:22

Finding Minimum Type Error Sources

Posted by Zvonimir Pavlinovic, Tim King, Thomas Wies  on  Apr 17, 2015

The presenters discuss a framework for automatic localization of minimum type errors, demonstratively implemented for Hindley-Milner type systems and evaluated against OCaml benchmarks.

20:14

CheckCell: Data Debugging for Spreadsheets

Posted by Dan Barowy, Dimitar Gochev, Emery Berger  on  Apr 09, 2015

The presenters introduce CheckCell, an Excel add-on used to identify cells that have an unusually high impact on the spreadsheet’s computations.

15:35

Refactoring Java Generics by Inferring Wildcards, In Practice

Posted by John Altidor, Yannis Smaragdakis  on  Mar 30, 2015

John Altidor, Yannis Smaragdakis discuss an algorithm for refactoring and inferring more general type instantiations of Java generics using wildcards without changes to the Java type system.

16:59

Confined Gradual Typing

Posted by Esteban Allende, Johan Fabry, Ronald Garcia, Éric Tanter  on  Mar 18, 2015

The authors discuss gradual typing, combining static’s safety and dynamic’s flexibility in a single programming language by implicitly inserting casts where needed.

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