Thomas Wolf, Lysandre Debut, Victor Sanh, Julien Chaumond, Clement Delangue, Anthony Moi, Pierric Cistac, Tim Rault, Remi Louf, Morgan Funtowicz, Joe Davison, Sam Shleifer, Patrick von Platen, Clara Ma, Yacine Jernite, Julien Plu, Canwen Xu, Teven Le Scao, Sylvain Gugger, Mariama Drame, Quentin Lhoest, Alexander Rush
| Challenge: | Transformers is an open-source library that aims to open up advances in natural language processing to the wider machine learning community. |
| Approach: | they propose an open-source library that aims to open up advances in machine learning to the wider community. |
| Outcome: | Transformers is an open-source library with the goal of opening up these advances to the wider machine learning community. |
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| Challenge: | Recent research efforts extend LMs by developing neural representations for structured data. |
| Approach: | They propose to extend transformer-based language models to tabular data by analyzing inputs, model training, and supported downstream tasks. |
| Outcome: | The proposed models are compared against existing models and are based on a traditional pipeline. |
Logical Transformers: Infusing Logical Structures into Pre-Trained Language Models (2023.findings-acl)
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Borui Wang, Qiuyuan Huang, Budhaditya Deb, Aaron Halfaker, Liqun Shao, Daniel McDuff, Ahmed Hassan Awadallah, Dragomir Radev, Jianfeng Gao
| Challenge: | Existing pre-trained language models that ignore the logical structures underlying natural language text often lack the ability to capture and encode key logical information in the input sequences. |
| Approach: | They propose to construct logic-aware input embeddings for transformer language models through logic detection, logic mapping and hierarchical logical projections and then develop a new modeling paradigm that can upgrade existing transformer language model into logical transformers to boost their performance. |
| Outcome: | The proposed model can achieve superior performance on four important and challenging tasks. |
ReadOnce Transformers: Reusable Representations of Text for Transformers (2021.acl-long)
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| Challenge: | ReadOnce Transformers is a task-independent, task-dependent, and compressed representation of text. |
| Approach: | They propose a transformer-based model that can build an information-capturing, task-independent, and compressed representation of text. |
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Compressing Large-Scale Transformer-Based Models: A Case Study on BERT (2021.tacl-1)
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Prakhar Ganesh, Yao Chen, Xin Lou, Mohammad Ali Khan, Yin Yang, Hassan Sajjad, Preslav Nakov, Deming Chen, Marianne Winslett
| Challenge: | Popular pre-trained Transformers have improved performance for various NLP tasks by sizable margins, but are too resource-hungry and computation-intensive to suit low-capacity devices or applications with strict latency requirements. |
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ETC: Encoding Long and Structured Inputs in Transformers (2020.emnlp-main)
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Joshua Ainslie, Santiago Ontanon, Chris Alberti, Vaclav Cvicek, Zachary Fisher, Philip Pham, Anirudh Ravula, Sumit Sanghai, Qifan Wang, Li Yang
| Challenge: | Existing models for natural language processing (NLP) have been challenging to scale attention to longer inputs. |
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AdapterHub: A Framework for Adapting Transformers (2020.emnlp-demos)
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Jonas Pfeiffer, Andreas Rücklé, Clifton Poth, Aishwarya Kamath, Ivan Vulić, Sebastian Ruder, Kyunghyun Cho, Iryna Gurevych
| Challenge: | AdapterHub framework enables dynamic “stiching-in” of pre-trained adapters for different tasks and languages. |
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| Outcome: | The proposed framework allows dynamic “stiching-in” of pre-trained adapters for different tasks and languages. |
HashFormers: Towards Vocabulary-independent Pre-trained Transformers (2022.emnlp-main)
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| Challenge: | Existing pre-trained language models are vocabulary-dependent, mapping by default each token to its corresponding embedding. |
| Approach: | They propose a family of vocabulary-independent pre-trained transformers that support unlimited vocabulary . they propose to map each token to its corresponding embedding by default . |
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VISIT: Visualizing and Interpreting the Semantic Information Flow of Transformers (2023.findings-emnlp)
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| Challenge: | Recent work in interpretability suggests we can project weights and hidden states of transformer-based language models (LMs) to their vocabulary space, a transformation that makes them more human interpretable. |
| Approach: | They propose a tool to visualize a forward pass of Generative Pre-trained Transformers as an interactive flow graph with nodes representing neurons or hidden states and edges representing interactions between them. |
| Outcome: | The proposed visualization simplifies huge amounts of data into easy-to-read graphs that can reflect the models’ internal processing, uncovering the contribution of each component to the models' final prediction. |
Hierarchical Transformers Are More Efficient Language Models (2022.findings-naacl)
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Piotr Nawrot, Szymon Tworkowski, Michał Tyrolski, Lukasz Kaiser, Yuhuai Wu, Christian Szegedy, Henryk Michalewski
| Challenge: | Transformers are impressive but inefficient and costly, which limits their applications and accessibility. |
| Approach: | They first use different ways to downsample and upsamplify activations in Transformers to make them hierarchical. |
| Outcome: | The proposed model outperforms Transformers on the ImageNet32 and enwik8 benchmarks. |
On the Ability and Limitations of Transformers to Recognize Formal Languages (2020.emnlp-main)
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| Challenge: | Existing studies on LSTMs have not revealed their ability to model syntactic properties. |
| Approach: | They propose to build a Transformers model for a subclass of counter languages and find that their learning mechanism strongly correlates with their construction. |
| Outcome: | The proposed model generalizes well on counter languages and its learned mechanism correlates with it. |