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In this paper, we explore the use of pre-trained language models to learn sentiment information of written texts for speech sentiment analysis. First, we investigate how useful a pre-trained language model would be in a 2-step pipeline…

计算与语言 · 计算机科学 2021-06-15 Suwon Shon , Pablo Brusco , Jing Pan , Kyu J. Han , Shinji Watanabe

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

NLP tasks are often limited by scarcity of manually annotated data. In social media sentiment analysis and related tasks, researchers have therefore used binarized emoticons and specific hashtags as forms of distant supervision. Our paper…

机器学习 · 统计学 2019-11-19 Bjarke Felbo , Alan Mislove , Anders Søgaard , Iyad Rahwan , Sune Lehmann

Word2Vec's Skip Gram model is the current state-of-the-art approach for estimating the distributed representation of words. However, it assumes a single vector per word, which is not well-suited for representing words that have multiple…

计算与语言 · 计算机科学 2019-04-16 Saurav Manchanda , George Karypis

Recent approaches to text analysis from social media and other corpora rely on word lists to detect topics, measure meaning, or to select relevant documents. These lists are often generated by applying computational lexicon expansion…

计算与语言 · 计算机科学 2023-03-14 Anna Di Natale , David Garcia

Though there are some works on improving distributed word representations using lexicons, the improper overfitting of the words that have multiple meanings is a remaining issue deteriorating the learning when lexicons are used, which needs…

计算与语言 · 计算机科学 2017-03-10 Yuanzhi Ke , Masafumi Hagiwara

In this paper, we show how distributionally-induced semantic classes can be helpful for extracting hypernyms. We present methods for inducing sense-aware semantic classes using distributional semantics and using these induced semantic…

计算与语言 · 计算机科学 2018-03-01 Alexander Panchenko , Dmitry Ustalov , Stefano Faralli , Simone P. Ponzetto , Chris Biemann

Bilingual lexicons form a critical component of various natural language processing applications, including unsupervised and semisupervised machine translation and crosslingual information retrieval. We improve bilingual lexicon induction…

计算与语言 · 计算机科学 2022-10-27 Kelly Marchisio , Ali Saad-Eldin , Kevin Duh , Carey Priebe , Philipp Koehn

We propose an approach to semantic segmentation that achieves state-of-the-art supervised performance when applied in a zero-shot setting. It thus achieves results equivalent to those of the supervised methods, on each of the major semantic…

计算机视觉与模式识别 · 计算机科学 2024-05-01 Wei Yin , Yifan Liu , Chunhua Shen , Baichuan Sun , Anton van den Hengel

Sentiment classification (SC) often suffers from low-resource challenges such as domain-specific contexts, imbalanced label distributions, and few-shot scenarios. The potential of the diffusion language model (LM) for textual data…

计算与语言 · 计算机科学 2024-09-24 Zhuowei Chen , Lianxi Wang , Yuben Wu , Xinfeng Liao , Yujia Tian , Junyang Zhong

In this paper, we aim to reveal the impact of lexical-semantic resources, used in particular for word sense disambiguation and sense-level semantic categorization, on automatic personality classification task. While stylistic features…

计算与语言 · 计算机科学 2017-11-28 Xuan-Son Vu , Lucie Flekova , Lili Jiang , Iryna Gurevych

Functional Distributional Semantics provides a linguistically interpretable framework for distributional semantics, by representing the meaning of a word as a function (a binary classifier), instead of a vector. However, the large number of…

计算与语言 · 计算机科学 2020-05-12 Guy Emerson

A novel multi-atlas based image segmentation method is proposed by integrating a semi-supervised label propagation method and a supervised random forests method in a pattern recognition based label fusion framework. The semi-supervised…

计算机视觉与模式识别 · 计算机科学 2018-01-03 Qiang Zheng , Yong Fan

This paper demonstrates how a graph-based semantic parser can be applied to the task of structured sentiment analysis, directly predicting sentiment graphs from text. We advance the state of the art on 4 out of 5 standard benchmark sets. We…

计算与语言 · 计算机科学 2022-04-27 David Samuel , Jeremy Barnes , Robin Kurtz , Stephan Oepen , Lilja Øvrelid , Erik Velldal

We describe a transfer method based on annotation projection to develop a dependency-based semantic role labeling system for languages for which no supervised linguistic information other than parallel data is available. Unlike previous…

计算与语言 · 计算机科学 2019-04-09 Maryam Aminian , Mohammad Sadegh Rasooli , Mona Diab

Semi-supervised learning is becoming increasingly important because it can combine data carefully labeled by humans with abundant unlabeled data to train deep neural networks. Classic methods on semi-supervised learning that have focused on…

计算机视觉与模式识别 · 计算机科学 2019-09-20 Ahmet Iscen , Giorgos Tolias , Yannis Avrithis , Ondrej Chum

We present a novel and scalable label embedding framework for large-scale multi-label learning a.k.a ExMLDS (Extreme Multi-Label Learning using Distributional Semantics). Our approach draws inspiration from ideas rooted in distributional…

机器学习 · 计算机科学 2017-11-13 Rahul Wadbude , Vivek Gupta , Piyush Rai , Nagarajan Natarajan , Harish Karnick , Prateek Jain

We propose a novel vector representation that integrates lexical contrast into distributional vectors and strengthens the most salient features for determining degrees of word similarity. The improved vectors significantly outperform…

计算与语言 · 计算机科学 2016-05-26 Kim Anh Nguyen , Sabine Schulte im Walde , Ngoc Thang Vu

Preparing training data for deep vision models is a labor-intensive task. To address this, generative models have emerged as an effective solution for generating synthetic data. While current generative models produce image-level category…

计算机视觉与模式识别 · 计算机科学 2023-11-14 Quang Nguyen , Truong Vu , Anh Tran , Khoi Nguyen

Semantic communication emphasizes the transmission of meaning rather than raw symbols. It offers a promising solution to alleviate network congestion and improve transmission efficiency. In this paper, we propose a wireless image…

信号处理 · 电气工程与系统科学 2025-07-17 Chen Zhu , Siyun Liang , Zhouxiang Zhao , Jianrong Bao , Zhaohui Yang , Zhaoyang Zhang , Dusit Niyato