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The deployment of large language models (LLMs) faces considerable challenges concerning resource constraints and inference efficiency. Recent research has increasingly focused on smaller, task-specific models enhanced by distilling…

计算与语言 · 计算机科学 2024-09-20 Wei Wang , Zhaowei Li , Qi Xu , Yiqing Cai , Hang Song , Qi Qi , Ran Zhou , Zhida Huang , Tao Wang , Li Xiao

Document clustering is a text mining technique used to provide better document search and browsing in digital libraries or online corpora. A lot of research has been done on biomedical document clustering that is based on using existing…

计算与语言 · 计算机科学 2018-10-24 Setu Shah , Xiao Luo

To enhance the domain-specific capabilities of large language models, continued pre-training on a domain-specific corpus is a prevalent method. Recent work demonstrates that adapting models using reading comprehension data formatted by…

Large language models (LLMs) are becoming increasingly important for machine learning applications. However, it can be challenging to align LLMs with our intent, particularly when we want to generate content that is preferable over others…

计算与语言 · 计算机科学 2024-04-09 Xiang Gao , Kamalika Das

Survival analysis plays a crucial role in many healthcare decisions, where the risk prediction for the events of interest can support an informative outlook for a patient's medical journey. Given the existence of data censoring, an…

机器学习 · 计算机科学 2023-09-29 Mohsen Nayebi Kerdabadi , Arya Hadizadeh Moghaddam , Bin Liu , Mei Liu , Zijun Yao

Recent advancements have introduced machine learning frameworks to enhance the Branch and Bound (B\&B) branching policies for solving Mixed Integer Linear Programming (MILP). These methods, primarily relying on imitation learning of Strong…

机器学习 · 计算机科学 2024-02-07 Jiacheng Lin , Meng Xu , Zhihua Xiong , Huangang Wang

The UMLS Metathesaurus integrates more than 200 biomedical source vocabularies. During the Metathesaurus construction process, synonymous terms are clustered into concepts by human editors, assisted by lexical similarity algorithms. This…

Mapping and translating professional but arcane clinical jargons to consumer language is essential to improve the patient-clinician communication. Researchers have used the existing biomedical ontologies and consumer health vocabulary…

机器学习 · 计算机科学 2018-06-26 Wei-Hung Weng , Peter Szolovits

We study generating abstractive summaries that are faithful and factually consistent with the given articles. A novel contrastive learning formulation is presented, which leverages both reference summaries, as positive training data, and…

计算与语言 · 计算机科学 2021-09-21 Shuyang Cao , Lu Wang

Graph contrastive learning (GCL) has been widely applied to text classification tasks due to its ability to generate self-supervised signals from unlabeled data, thus facilitating model training. However, existing GCL-based text…

机器学习 · 计算机科学 2024-10-25 Wei Ai , Jianbin Li , Ze Wang , Jiayi Du , Tao Meng , Yuntao Shou , Keqin Li

Contrastive learning techniques have been widely used in the field of computer vision as a means of augmenting datasets. In this paper, we extend the use of these contrastive learning embeddings to sentiment analysis tasks and demonstrate…

计算与语言 · 计算机科学 2021-12-03 Ipsita Mohanty , Ankit Goyal , Alex Dotterweich

Analysis of cardiac ultrasound images is commonly performed in routine clinical practice for quantification of cardiac function. Its increasing automation frequently employs deep learning networks that are trained to predict disease or…

计算机视觉与模式识别 · 计算机科学 2021-08-09 Agisilaos Chartsias , Shan Gao , Angela Mumith , Jorge Oliveira , Kanwal Bhatia , Bernhard Kainz , Arian Beqiri

Artificial intelligence based predictive models trained on the clinical notes can be demographically biased. This could lead to adverse healthcare disparities in predicting outcomes like length of stay of the patients. Thus, it is necessary…

机器学习 · 计算机科学 2024-11-21 Ankita Agarwal , Tanvi Banerjee , William Romine , Mia Cajita

Effective biomedical information retrieval requires modeling domain semantics and hierarchical relationships among biomedical texts. Existing biomedical generative retrievers build on coarse binary relevance signals, limiting their ability…

信息检索 · 计算机科学 2026-04-20 Mengfei Lan , Lecheng Zheng , Halil Kilicoglu

Contrastive learning has been demonstrated to be effective in enhancing pre-trained language models (PLMs) to derive superior universal sentence embeddings. However, existing contrastive methods still have two limitations. Firstly, previous…

计算与语言 · 计算机科学 2022-10-11 Yuxin Jiang , Linhan Zhang , Wei Wang

Contextual word embedding models, such as BioBERT and Bio_ClinicalBERT, have achieved state-of-the-art results in biomedical natural language processing tasks by focusing their pre-training process on domain-specific corpora. However, such…

计算与语言 · 计算机科学 2021-06-04 George Michalopoulos , Yuanxin Wang , Hussam Kaka , Helen Chen , Alexander Wong

Reasoning capability plays a significantly critical role in the the broad applications of Large Language Models (LLMs). To enhance the reasoning performance of LLMs, diverse Reinforcement Learning (RL)-based fine-tuning approaches have been…

计算与语言 · 计算机科学 2025-09-09 Wenqiao Zhu , Ji Liu , Rongjuncheng Zhang , Haipang Wu , Yulun Zhang

The knowledge concept recommendation in Massive Open Online Courses (MOOCs) is a significant issue that has garnered widespread attention. Existing methods primarily rely on the explicit relations between users and knowledge concepts on the…

信息检索 · 计算机科学 2024-02-14 Hengnian Gu , Zhiyi Duan , Pan Xie , Dongdai Zhou

Molecular Relational Learning (MRL), aiming to understand interactions between molecular pairs, plays a pivotal role in advancing biochemical research. Recently, the adoption of large language models (LLMs), known for their vast knowledge…

定量方法 · 定量生物学 2024-06-11 Junfeng Fang , Shuai Zhang , Chang Wu , Zhengyi Yang , Zhiyuan Liu , Sihang Li , Kun Wang , Wenjie Du , Xiang Wang

Unsupervised clustering is widely used to explore large corpora, but existing formulations neither consider the users' goals nor explain clusters' meanings. We propose a new task formulation, "Goal-Driven Clustering with Explanations"…

计算与语言 · 计算机科学 2023-11-14 Zihan Wang , Jingbo Shang , Ruiqi Zhong