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The rapid growth of scientific literature demands efficient methods to organize and synthesize research findings. Existing taxonomy construction methods, leveraging unsupervised clustering or direct prompting of large language models…

Computation and Language · Computer Science 2025-09-24 Kun Zhu , Lizi Liao , Yuxuan Gu , Lei Huang , Xiaocheng Feng , Bing Qin

Clustering short text embeddings is a foundational task in natural language processing, yet remains challenging due to the need to specify the number of clusters in advance. We introduce a scalable spectral method that estimates the number…

Machine Learning · Computer Science 2025-11-26 Nikita Neveditsin , Pawan Lingras , Vijay Mago

Large Language Models (LLMs) have become a cornerstone in Natural Language Processing (NLP), achieving impressive performance in text generation. Their token-level representations capture rich, human-aligned semantics. However, pooling…

Computation and Language · Computer Science 2025-09-25 Benedikt Roth , Stephan Rappensperger , Tianming Qiu , Hamza Imamović , Julian Wörmann , Hao Shen

Deep clustering methods improve the performance of clustering tasks by jointly optimizing deep representation learning and clustering. While numerous deep clustering algorithms have been proposed, most of them rely on artificially…

Machine Learning · Computer Science 2024-01-30 Zhanwen Cheng , Feijiang Li , Jieting Wang , Yuhua Qian

Clustering is a cornerstone of modern data analysis. Detecting clusters in exploratory data analyses (EDA) requires algorithms that make few assumptions about the data. Density-based clustering algorithms are particularly well-suited for…

Machine Learning · Computer Science 2026-02-03 Daniël Bot , Leland McInnes , Jan Aerts

Few-shot segmentation (FSS) for remote sensing (RS) imagery leverages supporting information from limited annotated samples to achieve query segmentation of novel classes. Previous efforts are dedicated to mining segmentation-guiding visual…

Computer Vision and Pattern Recognition · Computer Science 2024-05-24 Yuyu Jia , Wei Huang , Junyu Gao , Qi Wang , Qiang Li

Understanding patient feedback is crucial for improving healthcare services, yet analyzing unlabeled short-text feedback presents challenges due to limited data and domain-specific nuances. Traditional supervised approaches require…

Machine Learning · Computer Science 2026-01-21 K M Sajjadul Islam , Ravi Teja Karri , Srujan Vegesna , Jiawei Wu , Praveen Madiraju

Image clustering is a classic problem in computer vision, which categorizes images into different groups. Recent studies utilize nouns as external semantic knowledge to improve clustering performance. However, these methods often overlook…

Computer Vision and Pattern Recognition · Computer Science 2025-12-19 Xingyu Zhu , Beier Zhu , Yunfan Li , Junfeng Fang , Shuo Wang , Kesen Zhao , Hanwang Zhang

Training deep networks for semantic segmentation requires large amounts of labeled training data, which presents a major challenge in practice, as labeling segmentation masks is a highly labor-intensive process. To address this issue, we…

Computer Vision and Pattern Recognition · Computer Science 2021-08-31 Lukas Hoyer , Dengxin Dai , Qin Wang , Yuhua Chen , Luc Van Gool

Heterogeneous Information Network (HIN) embedding refers to the low-dimensional projections of the HIN nodes that preserve the HIN structure and semantics. HIN embedding has emerged as a promising research field for network analysis as it…

Machine Learning · Computer Science 2021-08-10 Rayyan Ahmad Khan , Martin Kleinsteuber

Embedding tables are used by machine learning systems to work with categorical features. In modern Recommendation Systems, these tables can be very large, necessitating the development of new methods for fitting them in memory, even during…

Machine Learning · Computer Science 2023-10-24 Henry Ling-Hei Tsang , Thomas Dybdahl Ahle

Text embeddings from Large Language Models (LLMs) have become foundational for numerous applications. However, these models typically operate on raw text, overlooking the rich structural information, such as hyperlinks or citations, that…

Machine Learning · Computer Science 2025-10-13 Shikun Liu , Haoyu Wang , Mufei Li , Pan Li

Hierarchical Density-Based Spatial Clustering of Applications with Noise (HDBSCAN) finds meaningful patterns in spatial data by considering density and spatial proximity. As the clustering algorithm is inherently designed for static…

Databases · Computer Science 2024-12-12 Kayumov Abduaziz , Min Sik Kim , Ji Sun Shin

This paper proposes a Clustering, Labeling, then Augmenting framework that significantly enhances performance in Semi-Supervised Text Classification (SSTC) tasks, effectively addressing the challenge of vast datasets with limited labeled…

Computation and Language · Computer Science 2024-12-30 Shan Zhong , Jiahao Zeng , Yongxin Yu , Bohong Lin

The metadata about scientific experiments published in online repositories have been shown to suffer from a high degree of representational heterogeneity---there are often many ways to represent the same type of information, such as a…

Computation and Language · Computer Science 2020-12-17 Rafael S. Gonçalves , Maulik R. Kamdar , Mark A. Musen

Creating large datasets of medical radiology images from several sources can be challenging because of the differences in the acquisition and storage standards. One possible way of controlling and/or assessing the image selection process is…

Image and Video Processing · Electrical Eng. & Systems 2022-06-28 Teo Manojlović , Matija Milanič , Ivan Štajduhar

Calculating semantic textual similarity is a foundational task in natural language processing. Current large language models (LLMs) based methods typically rely on extracting last-layer hidden states with fixed dimensions to compute…

Computation and Language · Computer Science 2026-05-29 Kaijie Zheng , Weiqin Wang , Yile Wang , Hui Huang

The challenge of clustering short text data lies in balancing informativeness with interpretability. Traditional evaluation metrics often overlook this trade-off. Inspired by linguistic principles of communicative efficiency, this paper…

Computation and Language · Computer Science 2025-04-08 Justin Miller , Tristram Alexander

Term clustering is important in biomedical knowledge graph construction. Using similarities between terms embedding is helpful for term clustering. State-of-the-art term embeddings leverage pretrained language models to encode terms, and…

Computation and Language · Computer Science 2022-04-04 Sihang Zeng , Zheng Yuan , Sheng Yu

The clinical named entity recognition (CNER) task seeks to locate and classify clinical terminologies into predefined categories, such as diagnostic procedure, disease disorder, severity, medication, medication dosage, and sign symptom.…

Computation and Language · Computer Science 2021-06-25 Yichao Zhou , Chelsea Ju , J. Harry Caufield , Kevin Shih , Calvin Chen , Yizhou Sun , Kai-Wei Chang , Peipei Ping , Wei Wang