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Despite the significant advancements in keyphrase extraction and keyphrase generation methods, the predominant approach for evaluation mainly relies on exact matching with human references. This scheme fails to recognize systems that…

Computation and Language · Computer Science 2024-06-05 Di Wu , Da Yin , Kai-Wei Chang

Multimodal aspect-based sentiment analysis (MABSA) aims to understand opinions in a granular manner, advancing human-computer interaction and other fields. Traditionally, MABSA methods use a joint prediction approach to identify aspects and…

Computation and Language · Computer Science 2024-06-14 Shezheng Song , Shasha Li , Shan Zhao , Chengyu Wang , Xiaopeng Li , Jie Yu , Qian Wan , Jun Ma , Tianwei Yan , Wentao Ma , Xiaoguang Mao

We present a supervised learning approach for automatic extraction of keyphrases from single documents. Our solution uses simple to compute statistical and positional features of candidate phrases and does not rely on any external knowledge…

Information Retrieval · Computer Science 2024-04-12 Sriraghavendra Ramaswamy

Dealing with long and highly complex technical text is a challenge for Large Language Models (LLMs), which still have to unfold their potential in supporting expensive and timeintensive processes like patent drafting. Within patents, the…

Computation and Language · Computer Science 2025-06-19 Valentin Knappich , Simon Razniewski , Anna Hätty , Annemarie Friedrich

Data integration, or the strategic analysis of multiple sources of data simultaneously, can often lead to discoveries that may be hidden in individualistic analyses of a single data source. We develop a new unsupervised data integration…

Methodology · Statistics 2021-04-06 Tiffany M. Tang , Genevera I. Allen

The patent examination process includes a search of previous work to verify that a patent application describes a novel invention. Patent examiners primarily use keyword-based searches to uncover prior art. A critical part of keyword…

Information Retrieval · Computer Science 2019-11-26 Arthi Krishna , Ye Jin , Christine Foster , Greg Gabel , Britt Hanley , Abdou Youssef

Automatic refinement of patent claims in patent applications is crucial from the perspective of intellectual property strategy. In this paper, we propose ClaimBrush, a novel framework for automated patent claim refinement that includes a…

Computation and Language · Computer Science 2024-10-22 Seiya Kawano , Hirofumi Nonaka , Koichiro Yoshino

The high volume of published chemical patents and the importance of a timely acquisition of their information gives rise to automating information extraction from chemical patents. Anaphora resolution is an important component of…

Computation and Language · Computer Science 2023-06-26 Chieling Yueh , Evangelos Kanoulas , Bruno Martins , Camilo Thorne , Saber Akhondi

Feature attribution methods, such as SHAP and LIME, explain machine learning model predictions by quantifying the influence of each input component. When applying feature attributions to explain language models, a basic question is defining…

Human-Computer Interaction · Computer Science 2025-09-26 Alan Boyle , Furui Cheng , Vilém Zouhar , Mennatallah El-Assady

Principal components analysis (PCA) is the optimal linear auto-encoder of data, and it is often used to construct features. Enforcing sparsity on the principal components can promote better generalization, while improving the…

Machine Learning · Computer Science 2015-02-25 Malik Magdon-Ismail , Christos Boutsidis

Dimensionality-reduction methods are a fundamental tool in the analysis of large data sets. These algorithms work on the assumption that the "intrinsic dimension" of the data is generally much smaller than the ambient dimension in which it…

Machine Learning · Computer Science 2018-10-30 Henry Kvinge , Elin Farnell , Michael Kirby , Chris Peterson

Principal component analysis (PCA) has been widely applied to dimensionality reduction and data pre-processing for different applications in engineering, biology and social science. Classical PCA and its variants seek for linear projections…

Machine Learning · Computer Science 2017-07-11 Xiaojun Chang , Feiping Nie , Yi Yang , Heng Huang

The synthesis of high-quality 3D assets from textual or visual inputs has become a central objective in modern generative modeling. Despite the proliferation of 3D generation algorithms, they frequently grapple with challenges such as…

Computer Vision and Pattern Recognition · Computer Science 2025-01-17 Hwan Heo , Jangyeong Kim , Seongyeong Lee , Jeong A Wi , Junyoung Choi , Sangjun Ahn

Principal component analysis (PCA) is recognised as a quintessential data analysis technique when it comes to describing linear relationships between the features of a dataset. However, the well-known sensitivity of PCA to non-Gaussian…

Machine Learning · Statistics 2019-10-28 Jean P. Chereau , Bruno Scalzo Dees , Danilo P. Mandic

We present an extension of sparse PCA, or sparse dictionary learning, where the sparsity patterns of all dictionary elements are structured and constrained to belong to a prespecified set of shapes. This \emph{structured sparse PCA} is…

Machine Learning · Statistics 2009-09-09 Rodolphe Jenatton , Guillaume Obozinski , Francis Bach

Category-agnostic pose estimation (CAPE) aims to predict keypoints for arbitrary classes given a few support images annotated with keypoints. Existing methods only rely on the features extracted at support keypoints to predict or refine the…

Computer Vision and Pattern Recognition · Computer Science 2024-03-21 Junjie Chen , Jiebin Yan , Yuming Fang , Li Niu

Principal component analysis (PCA) is a tool to capture factors that explain variation in data. Across domains, data are now collected across multiple contexts (for example, individuals with different diseases, cells of different types, or…

Machine Learning · Statistics 2026-01-22 Kexin Wang , Salil Bhate , João M. Pereira , Joe Kileel , Matylda Figlerowicz , Anna Seigal

Principal component analysis (PCA) is a foundational tool in modern data analysis, and a crucial step in PCA is selecting the number of components to keep. However, classical selection methods (e.g., scree plots, parallel analysis, etc.)…

Statistics Theory · Mathematics 2026-05-28 David Hong , Yue Sheng , Edgar Dobriban

Identifying relevant research concepts is crucial for effective scientific search. However, primary sparse retrieval methods often lack concept-aware representations. To address this, we propose CASPER, a sparse retrieval model for…

Information Retrieval · Computer Science 2026-01-16 Lam Thanh Do , Linh Van Nguyen , Jiayu Li , David Fu , Kevin Chen-Chuan Chang

Methods for supervised principal component analysis (SPCA) aim to incorporate label information into principal component analysis (PCA), so that the extracted features are more useful for a prediction task of interest. Prior work on SPCA…

Machine Learning · Statistics 2022-08-18 Alexander Ritchie , Laura Balzano , Daniel Kessler , Chandra S. Sripada , Clayton Scott
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