Computer Science > Computation and Language
[Submitted on 3 Nov 2022 (v1), last revised 19 Dec 2022 (this version, v2)]
Title:LMentry: A Language Model Benchmark of Elementary Language Tasks
View PDFAbstract:As the performance of large language models rapidly improves, benchmarks are getting larger and more complex as well. We present LMentry, a benchmark that avoids this "arms race" by focusing on a compact set of tasks that are trivial to humans, e.g. writing a sentence containing a specific word, identifying which words in a list belong to a specific category, or choosing which of two words is longer. LMentry is specifically designed to provide quick and interpretable insights into the capabilities and robustness of large language models. Our experiments reveal a wide variety of failure cases that, while immediately obvious to humans, pose a considerable challenge for large language models, including OpenAI's latest 175B-parameter instruction-tuned model, TextDavinci002. LMentry complements contemporary evaluation approaches of large language models, providing a quick, automatic, and easy-to-run "unit test", without resorting to large benchmark suites of complex tasks.
Submission history
From: Avia Efrat [view email][v1] Thu, 3 Nov 2022 18:01:12 UTC (6,964 KB)
[v2] Mon, 19 Dec 2022 10:53:46 UTC (7,253 KB)
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