Probing the “Creativity” of Large Language Models: Can models produce divergent semantic association?

Honghua Chen, Nai Ding


Abstract
Large language models possess remarkable capacity for processing language, but it remains unclear whether these models can further generate creative content. The present study aims to investigate the creative thinking of large language models through a cognitive perspective. We utilize the divergent association task (DAT), an objective measurement of creativity that asks models to generate unrelated words and calculates the semantic distance between them. We compare the results across different models and decoding strategies. Our findings indicate that: (1) When using the greedy search strategy, GPT-4 outperforms 96% of humans, while GPT-3.5-turbo exceeds the average human level. (2) Stochastic sampling and temperature scaling are effective to obtain higher DAT scores for models except GPT-4, but face a trade-off between creativity and stability. These results imply that advanced large language models have divergent semantic associations, which is a fundamental process underlying creativity.
Anthology ID:
2023.findings-emnlp.858
Volume:
Findings of the Association for Computational Linguistics: EMNLP 2023
Month:
December
Year:
2023
Address:
Singapore
Editors:
Houda Bouamor, Juan Pino, Kalika Bali
Venue:
Findings
SIG:
Publisher:
Association for Computational Linguistics
Note:
Pages:
12881–12888
Language:
URL:
https://aclanthology.org/2023.findings-emnlp.858
DOI:
10.18653/v1/2023.findings-emnlp.858
Bibkey:
Cite (ACL):
Honghua Chen and Nai Ding. 2023. Probing the “Creativity” of Large Language Models: Can models produce divergent semantic association?. In Findings of the Association for Computational Linguistics: EMNLP 2023, pages 12881–12888, Singapore. Association for Computational Linguistics.
Cite (Informal):
Probing the “Creativity” of Large Language Models: Can models produce divergent semantic association? (Chen & Ding, Findings 2023)
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PDF:
https://aclanthology.org/2023.findings-emnlp.858.pdf