Challenge: Existing soft prompt methods focus on designing the input-independent prompts that steer the model to fit the domain of the new dataset.
Approach: They propose a multi-level prompt tuning method that utilizes prompts at task-specific, domain-specific and context-specific levels to enhance the comprehension of input semantics.
Outcome: The proposed method improves on 12 benchmarks on various QA formats and achieves an average improvement of 1.94% over the state-of-the-art methods.

Similar Papers

APrompt: Attention Prompt Tuning for Efficient Adaptation of Pre-trained Language Models (2023.emnlp-main)

Copied to clipboard

Challenge: Existing prompt tuning methods only introduce prompts at the input layer, limiting performance and leaving large room for improvement.
Approach: They propose a method that involves tuning a small set of soft prompts for pre-trained language models.
Outcome: The proposed method outperforms state-of-the-art methods with pre-trained models on the SuperGLUE benchmark.
IAPT: Instance-Aware Prompt Tuning for Large Language Models (2024.acl-long)

Copied to clipboard

Challenge: Existing methods for prompt tuning require many soft tokens to guarantee performance . large language models still require a large amount of GPU memory and computations to fine-tune .
Approach: They propose to use a parameter-efficient soft prompt generator to generate idiosyncratic soft prompts for each input instruction.
Outcome: The proposed method outperforms the baselines with comparable tunable parameters and is more efficient than LoRA under the single-backbone multi-tenant setting.
XPrompt: Exploring the Extreme of Prompt Tuning (2022.emnlp-main)

Copied to clipboard

Challenge: Prompt tuning learns soft prompts to condition pre-trained Language Models for performing downstream tasks in a parameter-efficient manner.
Approach: They propose a Prompt tuning model with an eXtremely small scale that learns soft prompts to condition the frozen Pre-trained Language Models for performing downstream tasks in a parameter-efficient manner.
Outcome: The proposed model outperforms the vanilla Prompt-Tuning and can significantly improve across tasks and model scales.
The Power of Scale for Parameter-Efficient Prompt Tuning (2021.emnlp-main)

Copied to clipboard

Challenge: Unlike discrete text prompts used by GPT-3, soft prompts are learned through backpropagation and can be tuned to incorporate signals from any number of labeled examples.
Approach: They propose a mechanism for learning "soft prompts" to condition frozen language models to perform specific downstream tasks.
Outcome: The proposed method outperforms fewshot learning using GPT-3 and matches the quality of model tuning as models exceed billions of parameters.
Position Really Matters: Towards a Holistic Approach for Prompt Tuning (2025.findings-naacl)

Copied to clipboard

Challenge: Prompt tuning is effective in extracting knowledge from foundation models, but its effectiveness is uncertain.
Approach: They propose a parametric prompt tuning strategy that dynamically determines different factors of prompts based on specific tasks or instances.
Outcome: The proposed approach improves performance across a wide range of tasks including NLP, vision recognition, and vision-language tasks.
Prompt Compression for Large Language Models: A Survey (2025.naacl-long)

Copied to clipboard

Challenge: Current methods for improving LLM efficiency focus on optimizing the model itself, while prompt-centric methods focus on lowering the complexity of input.
Approach: They propose to use prompt compression to optimize the compression encoder and combine hard and soft prompt methods to improve the efficiency of LLMs.
Outcome: The proposed methods are categorized into hard prompt methods and soft prompt methods.
The Power of Prompt Tuning for Low-Resource Semantic Parsing (2022.acl-short)

Copied to clipboard

Challenge: Prompt tuning is an effective method for adapting pre-trained language models to downstream tasks.
Approach: They propose to use prompt tuning for semantic parsing to map natural language utterances onto formal meaning representations.
Outcome: The proposed method outperforms the fine-tuned model on low-resource splits of Overnight and TOPv2 on language representations with increasing model scale and target representations.
SMoP: Towards Efficient and Effective Prompt Tuning with Sparse Mixture-of-Prompts (2023.emnlp-main)

Copied to clipboard

Challenge: Prompt tuning has emerged as a successful parameter-efficient alternative to the full fine-tuning of language models.
Approach: They propose a prompt tuning method that utilizes short soft prompts for efficient training and inference while maintaining performance gains typically induced by longer soft prompt.
Outcome: The proposed method outperforms baseline methods while preserving memory usage.
StablePT : Towards Stable Prompting for Few-shot Learning via Input Separation (2024.findings-emnlp)

Copied to clipboard

Challenge: Existing studies on prompt tuning have shown that language models can be effective few-shot learners with prompting.
Approach: They propose to treat the hard prompt and soft prompt as separate inputs to mitigate noise brought by prompt initialization.
Outcome: Experimental results show that the proposed method outperforms state-of-the-art methods by 6.97% in accuracy and reduces the standard deviation by 1.92 on average.
Hard Prompts Made Interpretable: Sparse Entropy Regularization for Prompt Tuning with RL (2024.acl-long)

Copied to clipboard

Challenge: Prompt tuning is an important technique for directing model behaviors and eliciting desired responses.
Approach: They propose to find optimal prompt tokens using soft Q-learning to optimize models for prompt tuning.
Outcome: The proposed method improves on baseline prompt tuning, and the results are more natural and interpretable.

What is GenGO?

GenGO is an NLP powered publication search system. It currenctly indexes 30k+ papers from ACL Anthology, and implements multi-aspect summarization, semantic search, and more!

Information

About
Limitations