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Image classification is a fundamental task in computer vision, and the quest to enhance DNN accuracy without inflating model size or latency remains a pressing concern. We make a couple of advances in this regard, leading to a novel…

计算机视觉与模式识别 · 计算机科学 2024-04-23 Hasanul Mahmud , Kevin Desai , Palden Lama , Sushil K. Prasad

In-context learning enables transformer models to generalize to new tasks based solely on input prompts, without any need for weight updates. However, existing training paradigms typically rely on large, unstructured datasets that are…

In large scale e-commerce marketplaces, duplicate product listings frequently cause consumer confusion and operational inefficiencies, degrading trust on the platform and increasing costs. Traditional keyword-based search methodologies…

信息检索 · 计算机科学 2025-12-02 Aysenur Kulunk , Berk Taskin , M. Furkan Eseoglu , H. Bahadir Sahin

Named entity recognition identifies common classes of entities in text, but these entity labels are generally sparse, limiting utility to downstream tasks. In this work we present ScienceExamCER, a densely-labeled semantic classification…

计算与语言 · 计算机科学 2019-11-26 Hannah Smith , Zeyu Zhang , John Culnan , Peter Jansen

Typical e-commerce platforms contain millions of products in the catalog. Users visit these platforms and enter search queries to retrieve their desired products. Therefore, showing the relevant products at the top is essential for the…

信息检索 · 计算机科学 2021-07-20 Lakshya Kumar , Sagnik Sarkar

Tasks such as semantic search and clustering on crisis-related social media texts enhance our comprehension of crisis discourse, aiding decision-making and targeted interventions. Pre-trained language models have advanced performance in…

计算与语言 · 计算机科学 2024-03-26 Rabindra Lamsal , Maria Rodriguez Read , Shanika Karunasekera

This technique report introduces TexSmart, a text understanding system that supports fine-grained named entity recognition (NER) and enhanced semantic analysis functionalities. Compared to most previous publicly available text understanding…

Bidirectional Encoder Representations from Transformers (BERT) has shown marvelous improvements across various NLP tasks, and consecutive variants have been proposed to further improve the performance of the pre-trained language models. In…

计算与语言 · 计算机科学 2020-12-14 Yiming Cui , Wanxiang Che , Ting Liu , Bing Qin , Shijin Wang , Guoping Hu

We present MetricBERT, a BERT-based model that learns to embed text under a well-defined similarity metric while simultaneously adhering to the ``traditional'' masked-language task. We focus on downstream tasks of learning similarities for…

计算与语言 · 计算机科学 2022-08-16 Itzik Malkiel , Dvir Ginzburg , Oren Barkan , Avi Caciularu , Yoni Weill , Noam Koenigstein

Transformer-based Cross-Encoders achieve state-of-the-art effectiveness in text retrieval. However, Cross-Encoders based on large transformer models (such as BERT or T5) are computationally expensive and allow for scoring only a small…

信息检索 · 计算机科学 2024-04-01 Aleksandr V. Petrov , Sean MacAvaney , Craig Macdonald

Significant advances have been made in recent years on Natural Language Processing with machines surpassing human performance in many tasks, including but not limited to Question Answering. The majority of deep learning methods for Question…

机器学习 · 计算机科学 2024-09-05 Ayush Jain , N. M. Meenachi , B. Venkatraman

Large scale self-supervised pre-training of Transformer language models has advanced the field of Natural Language Processing and shown promise in cross-application to the biological `languages' of proteins and DNA. Learning effective…

机器学习 · 计算机科学 2021-12-15 Meredith V. Trotter , Cuong Q. Nguyen , Stephen Young , Rob T. Woodruff , Kim M. Branson

Semantic segmentation is crucial for medical image analysis, enabling precise disease diagnosis and treatment planning. However, many advanced models employ complex architectures, limiting their use in resource-constrained clinical…

图像与视频处理 · 电气工程与系统科学 2026-01-06 Le-Anh Tran , Chung Nguyen Tran , Nhan Cach Dang , Anh Le Van Quoc , Jordi Carrabina , David Castells-Rufas , Minh Son Nguyen

We focus on multi-turn response selection in a retrieval-based dialog system. In this paper, we utilize the powerful pre-trained language model Bi-directional Encoder Representations from Transformer (BERT) for a multi-turn dialog system…

计算与语言 · 计算机科学 2020-07-28 Taesun Whang , Dongyub Lee , Chanhee Lee , Kisu Yang , Dongsuk Oh , HeuiSeok Lim

Transformer-based models generally allocate the same amount of computation for each token in a given sequence. We develop a simple but effective "token dropping" method to accelerate the pretraining of transformer models, such as BERT,…

计算与语言 · 计算机科学 2022-03-25 Le Hou , Richard Yuanzhe Pang , Tianyi Zhou , Yuexin Wu , Xinying Song , Xiaodan Song , Denny Zhou

Bidirectional Encoder Representations from Transformers (BERT) have shown to be a promising way to dramatically improve the performance across various Natural Language Processing tasks [Devlin et al., 2019]. Meanwhile, progress made over…

计算与语言 · 计算机科学 2021-03-02 Zhuo Xu

The field of cybersecurity is evolving fast. Experts need to be informed about past, current and - in the best case - upcoming threats, because attacks are becoming more advanced, targets bigger and systems more complex. As this cannot be…

密码学与安全 · 计算机科学 2022-12-07 Markus Bayer , Philipp Kuehn , Ramin Shanehsaz , Christian Reuter

The canonical approach to video captioning dictates a caption generation model to learn from offline-extracted dense video features. These feature extractors usually operate on video frames sampled at a fixed frame rate and are often…

计算机视觉与模式识别 · 计算机科学 2022-06-22 Kevin Lin , Linjie Li , Chung-Ching Lin , Faisal Ahmed , Zhe Gan , Zicheng Liu , Yumao Lu , Lijuan Wang

The Bidirectional Encoder Representations from Transformers (BERT) model has been radically improving the performance of many Natural Language Processing (NLP) tasks such as Text Classification and Named Entity Recognition (NER)…

计算与语言 · 计算机科学 2021-08-24 Leonard Dahlmann , Tomer Lancewicki

Endowing chatbots with a consistent persona is essential to an engaging conversation, yet it remains an unresolved challenge. In this work, we propose a new retrieval-enhanced approach for personalized response generation. Specifically, we…

计算与语言 · 计算机科学 2023-06-13 Shuai Liu , Hyundong J. Cho , Marjorie Freedman , Xuezhe Ma , Jonathan May