| Challenge: | Existing sentence encoders for distributed representations of sentences are limited in their performance on fixed corpora. |
| Approach: | They propose a continual learning scenario for distributed representations of sentences . they initialize sentence encoders with corpus-independent features and update them sequentially . |
| Outcome: | The proposed sentence encoder can learn features from new corpora while maintaining its competence on previously encountered corporales. |
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| Challenge: | Pretrained language models are typically learned over a large, static corpus and fine-tuned for various downstream tasks. |
| Approach: | They propose to continuously update a pretrained language model to adapt to emerging data and to keep track of the model's performance. |
| Outcome: | The proposed model can adapt to new corpora while retaining knowledge in earlier domains. |
Continual Training of Language Models for Few-Shot Learning (2022.emnlp-main)
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| Challenge: | Recent work on applying large language models (LMs) achieves impressive performance in many NLP applications. |
| Approach: | They propose to continuously post-train an LM with unlabeled domains to expand its knowledge without forgetting previous skills. |
| Outcome: | The proposed system improves few-shot end-task learning in these domains. |
Self-generated Replay Memories for Continual Neural Machine Translation (2024.naacl-long)
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| Challenge: | Neural Machine Translation systems exhibit strong performance in several different languages, but their ability to learn continuously is limited by catastrophic forgetting. |
| Approach: | They propose a method that leverages a key property of encoder-decoder Transformers, i.e. their generative ability, to continuously learn Neural Machine Translation systems. |
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Continual Lifelong Learning in Natural Language Processing: A Survey (2020.coling-main)
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| Challenge: | Existing approaches to continual learning (CL) are costly and time-consuming. |
| Approach: | They propose to examine the problem of continual learning in NLP through the lens of various NLP tasks and provide a critical review of existing methods. |
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Continual Learning for Text Classification with Information Disentanglement Based Regularization (2021.naacl-main)
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| Challenge: | Existing continual learning methods focus on preserving knowledge from previous tasks . Continual learning is a useful tool for learning over time, but it is not always possible to generalize to new tasks. |
| Approach: | They propose a disentanglement-based regularization method for continual learning on text classification that disentangles text hidden spaces into generic representations and regularizes them differently to constrain knowledge required to generalize. |
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Learning Compressed Sentence Representations for On-Device Text Processing (P19-1)
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Dinghan Shen, Pengyu Cheng, Dhanasekar Sundararaman, Xinyuan Zhang, Qian Yang, Meng Tang, Asli Celikyilmaz, Lawrence Carin
| Challenge: | Existing methods for learning sentence embeddings assume they are continuous and real-valued. |
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Fine-tuned Language Models are Continual Learners (2022.emnlp-main)
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| Challenge: | Recent work on large language models relies on intuition that most tasks can be described via natural language instructions. |
| Approach: | They propose that a model should be able to keep extending its knowledge without forgetting previous skills. |
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Learn Continually, Generalize Rapidly: Lifelong Knowledge Accumulation for Few-shot Learning (2021.findings-emnlp)
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| Challenge: | Existing models that pursue rapid generalization to new tasks are mostly trained in a single shot on fixed datasets, unable to dynamically expand their knowledge. |
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Pretrained Language Models for Sequential Sentence Classification (D19-1)
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| Challenge: | Recent successful models for document-level understanding have used hierarchical encoding and CRFs to capture dependencies between subsequent labels. |
| Approach: | They propose a pretrained language model that captures contextual dependencies without hierarchical encoding nor a CRF. |
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Sentence Bottleneck Autoencoders from Transformer Language Models (2021.emnlp-main)
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| Challenge: | Existing methods for pretraining a language model on text have been used for building models in NLP, but they do not work for sentence representations derived from pretrainer models based on tokens or basic pooling operations. |
| Approach: | They propose to build a sentence-level autoencoder from a pretrained transformer language model. |
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