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Recent successes in word embedding and document embedding have motivated researchers to explore similar representations for networks and to use such representations for tasks such as edge prediction, node label prediction, and community…

机器学习 · 统计学 2019-04-09 Mohammad Raihanul Islam , B. Aditya Prakash , Naren Ramakrishnan

Incremental few-shot semantic segmentation (IFSS) targets at incrementally expanding model's capacity to segment new class of images supervised by only a few samples. However, features learned on old classes could significantly drift,…

计算机视觉与模式识别 · 计算机科学 2022-10-13 Guangchen Shi , Yirui Wu , Jun Liu , Shaohua Wan , Wenhai Wang , Tong Lu

We present Relational Sentence Embedding (RSE), a new paradigm to further discover the potential of sentence embeddings. Prior work mainly models the similarity between sentences based on their embedding distance. Because of the complex…

计算与语言 · 计算机科学 2023-06-09 Bin Wang , Haizhou Li

In this paper, we present our approaches for the FinSim 2020 shared task on "Learning Semantic Representations for the Financial Domain". The goal of this task is to classify financial terms into the most relevant hypernym (or top-level)…

计算与语言 · 计算机科学 2020-07-23 Vishal Keswani , Sakshi Singh , Ashutosh Modi

Recent work in cross-lingual contextual word embedding learning cannot handle multi-sense words well. In this work, we explore the characteristics of contextual word embeddings and show the link between contextual word embeddings and word…

计算与语言 · 计算机科学 2019-09-20 Zheng Zhang , Ruiqing Yin , Jun Zhu , Pierre Zweigenbaum

Generating spoken word embeddings that possess semantic information is a fascinating topic. Compared with text-based embeddings, they cover both phonetic and semantic characteristics, which can provide richer information and are potentially…

计算与语言 · 计算机科学 2022-09-26 Guangyu Chen

Models based on large-pretrained language models, such as S(entence)BERT, provide effective and efficient sentence embeddings that show high correlation to human similarity ratings, but lack interpretability. On the other hand, graph…

计算与语言 · 计算机科学 2025-10-17 Juri Opitz , Anette Frank

Several language applications often require word semantics as a core part of their processing pipeline, either as precise meaning inference or semantic similarity. Multi-sense embeddings (M-SE) can be exploited for this important…

计算与语言 · 计算机科学 2021-03-04 Eniafe Festus Ayetiran , Petr Sojka , Vít Novotný

Word embedding is designed to represent the semantic meaning of a word with low dimensional vectors. The state-of-the-art methods of learning word embeddings (word2vec and GloVe) only use the word co-occurrence information. The learned…

计算与语言 · 计算机科学 2018-09-11 Ruixuan Luo

Hypernymy plays a fundamental role in many AI tasks like taxonomy learning, ontology learning, etc. This has motivated the development of many automatic identification methods for extracting this relation, most of which rely on word…

计算与语言 · 计算机科学 2024-09-02 Maulik Parmar , Apurva Narayan

Word embeddings are now ubiquitous forms of word representation in natural language processing. There have been applications of word embeddings for monolingual word sense disambiguation (WSD) in English, but few comparisons have been done.…

计算与语言 · 计算机科学 2017-04-11 Hong Jin Kang , Tao Chen , Muthu Kumar Chandrasekaran , Min-Yen Kan

Word embedding, a high-dimensional (HD) numerical representation of words generated by machine learning models, has been used for different natural language processing tasks, e.g., translation between two languages. Recently, there has been…

人机交互 · 计算机科学 2024-03-26 Haoyu Li , Junpeng Wang , Yan Zheng , Liang Wang , Wei Zhang , Han-Wei Shen

Sentence matching is widely used in various natural language tasks such as natural language inference, paraphrase identification, and question answering. For these tasks, understanding logical and semantic relationship between two sentences…

计算与语言 · 计算机科学 2018-11-05 Seonhoon Kim , Inho Kang , Nojun Kwak

Vector representations and vector space modeling (VSM) play a central role in modern machine learning. We propose a novel approach to `vector similarity searching' over dense semantic representations of words and documents that can be…

信息检索 · 计算机科学 2017-06-06 Jan Rygl , Jan Pomikálek , Radim Řehůřek , Michal Růžička , Vít Novotný , Petr Sojka

Human-annotated attributes serve as powerful semantic embeddings in zero-shot learning. However, their annotation process is labor-intensive and needs expert supervision. Current unsupervised semantic embeddings, i.e., word embeddings,…

计算机视觉与模式识别 · 计算机科学 2023-05-29 Wenjia Xu , Yongqin Xian , Jiuniu Wang , Bernt Schiele , Zeynep Akata

In order to design haptic icons or build a haptic vocabulary, we require a set of easily distinguishable haptic signals to avoid perceptual ambiguity, which in turn requires a way to accurately estimate the perceptual (dis)similarity of…

机器学习 · 计算机科学 2020-10-13 Priyadarshini Kumari , Siddhartha Chaudhuri , Subhasis Chaudhuri

Deep learning methods have played a more and more important role in hyperspectral image classification. However, the general deep learning methods mainly take advantage of the information of sample itself or the pairwise information between…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Zhiqiang Gong , Weidong Hu , Xiaoyong Du , Ping Zhong , Panhe Hu

Distributed word embeddings have yielded state-of-the-art performance in many NLP tasks, mainly due to their success in capturing useful semantic information. These representations assign only a single vector to each word whereas a large…

机器学习 · 计算机科学 2020-02-04 Shobhit Jain , Sravan Babu Bodapati , Ramesh Nallapati , Anima Anandkumar

Semantic textual similarity is one of the open research challenges in the field of Natural Language Processing. Extensive research has been carried out in this field and near-perfect results are achieved by recent transformer-based models…

计算与语言 · 计算机科学 2021-07-13 Dhivya Chandrasekaran , Vijay Mago

Learning with few labeled data has been a longstanding problem in the computer vision and machine learning research community. In this paper, we introduced a new semi-supervised learning framework, SimMatch, which simultaneously considers…

计算机视觉与模式识别 · 计算机科学 2022-03-18 Mingkai Zheng , Shan You , Lang Huang , Fei Wang , Chen Qian , Chang Xu