Communications of the ACM

In each issue of Communications, we publish selected posts or excerpts from the many blogs on our website. The views expressed by bloggers are their own and not necessarily held by Communications or the Association for Computing Machinery.

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Size matters in machine learning, but will this continue to be true?

Problems with digital payment systems have the potential to seriously disrupt otherwise seamless transactions.

Pursuing advances in the printing of circuits.

Chester Gordon Bell, a pioneer of modern computing, died May 17, 2024. His work helped shape the field as we know it.

Building on cross-disciplinary insights to shape the future of human-AI interaction.

Ensuring course outcomes by using the same assignments and exams across all sections.

A long-range perspective on generative artificial intelligence litigation.

Online ID checking is insecure, bad for privacy, and will not help children.

Organizational challenges can be more difficult than technical ones.

Experimenting responsibly in the age of data privacy.

To improve diversity and BPC analysis and assessment, institutions should examine cohort-based data, report intersectional data as a norm, and consider university demographic context.

Intent-based networking (IBN) offers advantages and opportunities compared with SDN, but IBN also poses new and unique security challenges that must be overcome.

When the decisions of ML models impact people, one should expect explanations to offer the strongest guarantees of rigor. However, the most popular XAI approaches offer none.

Can linear systems be solved faster than matrix multiplication? While there has been remarkable progress for the special cases of graph-structured linear systems, in the general setting, the bit complexity of solving an n × n linear system Ax = b is Õ(n^ω)...

Off-the-shelf simulations.