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Anchor-based large-scale multi-view clustering has attracted considerable attention for its effectiveness in handling massive datasets. However, current methods mainly seek the consensus embedding feature for clustering by exploring global…

Machine Learning · Computer Science 2024-04-12 Zhen Long , Qiyuan Wang , Yazhou Ren , Yipeng Liu , Ce Zhu

Keyword-based information processing has limitations due to simple treatment of words. In this paper, we introduce named entities as objectives into document clustering, which are the key elements defining document semantics and in many…

Information Retrieval · Computer Science 2018-07-23 Tru H. Cao , Vuong M. Ngo , Dung T. Hong , Tho T. Quan

We present a clustering-based language model using word embeddings for text readability prediction. Presumably, an Euclidean semantic space hypothesis holds true for word embeddings whose training is done by observing word co-occurrences.…

Computation and Language · Computer Science 2017-09-07 Miriam Cha , Youngjune Gwon , H. T. Kung

Multiview clustering (MVC) segregates data samples into meaningful clusters by synthesizing information across multiple views. Moreover, deep learning-based methods have demonstrated their strong feature learning capabilities in MVC…

Machine Learning · Computer Science 2024-03-22 Hao Yang , Hua Mao , Wai Lok Woo , Jie Chen , Xi Peng

Recent works using artificial neural networks based on word distributed representation greatly boost the performance of various natural language learning tasks, especially question answering. Though, they also carry along with some…

Computation and Language · Computer Science 2016-12-23 Lingxun Meng , Yan Li , Mengyi Liu , Peng Shu

Support Vector Machines (SVM) have gathered significant acclaim as classifiers due to their successful implementation of Statistical Learning Theory. However, in the context of multiclass and multilabel settings, the reliance on…

Machine Learning · Computer Science 2023-07-19 Sambhav Jain Reshma Rastogi

We present a new scientific document similarity model based on matching fine-grained aspects of texts. To train our model, we exploit a naturally-occurring source of supervision: sentences in the full-text of papers that cite multiple…

Computation and Language · Computer Science 2022-05-05 Sheshera Mysore , Arman Cohan , Tom Hope

Diffusion models have shown impressive results in text-to-image synthesis. Using massive datasets of captioned images, diffusion models learn to generate raster images of highly diverse objects and scenes. However, designers frequently use…

Computer Vision and Pattern Recognition · Computer Science 2022-11-22 Ajay Jain , Amber Xie , Pieter Abbeel

In the field of natural language processing (NLP), continuous vector representations are crucial for capturing the semantic meanings of individual words. Yet, when it comes to the representations of sets of words, the conventional…

Computation and Language · Computer Science 2024-04-11 Yoichi Ishibashi , Sho Yokoi , Katsuhito Sudoh , Satoshi Nakamura

The explosion in the amount of news and journalistic content being generated across the globe, coupled with extended and instantaneous access to information through online media, makes it difficult and time-consuming to monitor news…

Computation and Language · Computer Science 2018-08-06 M. Tarik Altuncu , Sophia N. Yaliraki , Mauricio Barahona

Topic models have been widely used in discovering latent topics which are shared across documents in text mining. Vector representations, word embeddings and topic embeddings, map words and topics into a low-dimensional and dense real-value…

Computation and Language · Computer Science 2017-02-24 Jarvan Law , Hankz Hankui Zhuo , Junhua He , Erhu Rong

Semantic representations of words have been successfully extracted from unlabeled corpuses using neural network models like word2vec. These representations are generally high quality and are computationally inexpensive to train, making them…

Computation and Language · Computer Science 2019-10-24 Raj Patel , Carlotta Domeniconi

In recent years, multi-view subspace clustering has achieved impressive performance due to the exploitation of complementary imformation across multiple views. However, multi-view data can be very complicated and are not easy to cluster in…

Computer Vision and Pattern Recognition · Computer Science 2021-06-21 Peng Chen , Liang Liu , Zhengrui Ma , Zhao Kang

Vector space representations of words capture many aspects of word similarity, but such methods tend to make vector spaces in which antonyms (as well as synonyms) are close to each other. We present a new signed spectral normalized graph…

Computation and Language · Computer Science 2016-01-21 João Sedoc , Jean Gallier , Lyle Ungar , Dean Foster

We present a new computational approach to approximating a large, noisy data table by a low-rank matrix with sparse singular vectors. The approximation is obtained from thresholded subspace iterations that produce the singular vectors…

Methodology · Statistics 2011-12-13 Dan Yang , Zongming Ma , Andreas Buja

Sparse support vector machine (SVM) is a popular classification technique that can simultaneously learn a small set of the most interpretable features and identify the support vectors. It has achieved great successes in many real-world…

Machine Learning · Statistics 2019-07-19 Weizhong Zhang , Bin Hong , Wei Liu , Jieping Ye , Deng Cai , Xiaofei He , Jie Wang

Visual-textual correlations in the attention maps derived from text-to-image diffusion models are proven beneficial to dense visual prediction tasks, e.g., semantic segmentation. However, a significant challenge arises due to the input…

Computer Vision and Pattern Recognition · Computer Science 2025-01-06 Jiayi Lin , Jiabo Huang , Jian Hu , Shaogang Gong

Word embeddings capture semantic relationships based on contextual information and are the basis for a wide variety of natural language processing applications. Notably these relationships are solely learned from the data and subsequently…

Computation and Language · Computer Science 2020-01-15 Stephanie Brandl , David Lassner , Maximilian Alber

Subspace clustering aims to group data points that lie in a union of low-dimensional subspaces and finds wide application in computer vision, hyperspectral imaging, and recommendation systems. However, most existing methods assume fully…

Computer Vision and Pattern Recognition · Computer Science 2026-02-03 Huanran Li , Daniel Pimentel-Alarcón

Vector-based word representations help countless Natural Language Processing (NLP) tasks capture the language's semantic and syntactic regularities. In this paper, we present the characteristics of existing word embedding approaches and…

Computation and Language · Computer Science 2024-03-05 Obaidullah Zaland , Muhammad Abulaish , Mohd. Fazil
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