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Transfer Learning enables Convolutional Neural Networks (CNN) to acquire knowledge from a source domain and transfer it to a target domain, where collecting large-scale annotated examples is time-consuming and expensive. Conventionally,…

计算机视觉与模式识别 · 计算机科学 2024-01-25 S. H. Shabbeer Basha , Debapriya Tula , Sravan Kumar Vinakota , Shiv Ram Dubey

The goal of sentence and document modeling is to accurately represent the meaning of sentences and documents for various Natural Language Processing tasks. In this work, we present Dependency Sensitive Convolutional Neural Networks (DSCNN)…

计算与语言 · 计算机科学 2016-11-09 Rui Zhang , Honglak Lee , Dragomir Radev

Federated domain adaptation (FDA) aims to collaboratively transfer knowledge from source clients (domains) to the related but different target client, without communicating the local data of any client. Moreover, the source clients have…

机器学习 · 计算机科学 2023-05-19 Chang'an Yi , Haotian Chen , Yonghui Xu , Yifan Zhang

Opinion mining, also known as sentiment analysis, is a subfield of natural language processing (NLP) that focuses on identifying and extracting subjective information in textual material. This can include determining the overall sentiment…

计算与语言 · 计算机科学 2023-08-08 Nour Eddine Zekaoui , Siham Yousfi , Maryem Rhanoui , Mounia Mikram

Citation sentimet analysis is one of the little studied tasks for scientometric analysis. For citation analysis, we developed eight datasets comprising citation sentences, which are manually annotated by us into three sentiment polarities…

计算与语言 · 计算机科学 2020-05-12 Vishal Vyas , Kumar Ravi , Vadlamani Ravi , V. Uma , Srirangaraj Setlur , Venu Govindaraju

Classifying the general intent of the user utterance in a conversation, also known as Dialogue Act (DA), e.g., open-ended question, statement of opinion, or request for an opinion, is a key step in Natural Language Understanding (NLU) for…

计算与语言 · 计算机科学 2020-05-29 Ali Ahmadvand , Jason Ingyu Choi , Eugene Agichtein

Convolutional neural networks (CNNs) have been recently used for a variety of histology image analysis. However, availability of a large dataset is a major prerequisite for training a CNN which limits its use by the computational pathology…

计算机视觉与模式识别 · 计算机科学 2018-03-07 Ruqayya Awan , Navid Alemi Koohbanani , Muhammad Shaban , Anna Lisowska , Nasir Rajpoot

Key challenges in developing generalized automatic emotion recognition systems include scarcity of labeled data and lack of gold-standard references. Even for the cues that are labeled as the same emotion category, the variability of…

声音 · 计算机科学 2021-06-08 Haoqi Li , Yelin Kim , Cheng-Hao Kuo , Shrikanth Narayanan

Visual media are powerful means of expressing emotions and sentiments. The constant generation of new content in social networks highlights the need of automated visual sentiment analysis tools. While Convolutional Neural Networks (CNNs)…

多媒体 · 计算机科学 2015-08-25 Victor Campos , Amaia Salvador , Brendan Jou , Xavier Giró-i-Nieto

This study introduces a novel methodology for modelling patient emotions from online patient experience narratives. We employed metadata network topic modelling to analyse patient-reported experiences from Care Opinion, revealing key…

计算与语言 · 计算机科学 2024-01-10 Curtis Murray , Lewis Mitchell , Jonathan Tuke , Mark Mackay

Sentiment analysis of user-generated reviews or comments on products and services in social networks can help enterprises to analyze the feedback from customers and take corresponding actions for improvement. To mitigate large-scale…

计算与语言 · 计算机科学 2021-02-19 Sicheng Zhao , Yang Xiao , Jiang Guo , Xiangyu Yue , Jufeng Yang , Ravi Krishna , Pengfei Xu , Kurt Keutzer

Sentiment analysis can provide a suitable lead for the tools used in software engineering along with the API recommendation systems and relevant libraries to be used. In this context, the existing tools like SentiCR, SentiStrength-SE, etc.…

计算机视觉与模式识别 · 计算机科学 2021-12-14 Himanshu Batra , Narinder Singh Punn , Sanjay Kumar Sonbhadra , Sonali Agarwal

Our study employs sentiment analysis to evaluate the compatibility of Amazon.com reviews with their corresponding ratings. Sentiment analysis is the task of identifying and classifying the sentiment expressed in a piece of text as being…

信息检索 · 计算机科学 2019-04-09 Nishit Shrestha , Fatma Nasoz

We propose a novel transfer learning method for speech emotion recognition allowing us to obtain promising results when only few training data is available. With as low as 125 examples per emotion class, we were able to reach a higher…

机器学习 · 计算机科学 2020-11-12 Jonathan Boigne , Biman Liyanage , Ted Östrem

A word's sentiment depends on the domain in which it is used. Computational social science research thus requires sentiment lexicons that are specific to the domains being studied. We combine domain-specific word embeddings with a label…

计算与语言 · 计算机科学 2016-09-27 William L. Hamilton , Kevin Clark , Jure Leskovec , Dan Jurafsky

Cross-domain sentiment analysis (CDSA) helps to address the problem of data scarcity in scenarios where labelled data for a domain (known as the target domain) is unavailable or insufficient. However, the decision to choose a domain (known…

计算与语言 · 计算机科学 2020-04-10 Akash Sheoran , Diptesh Kanojia , Aditya Joshi , Pushpak Bhattacharyya

Sequential sentence classification deals with the categorisation of sentences based on their content and context. Applied to scientific texts, it enables the automatic structuring of research papers and the improvement of academic search…

计算与语言 · 计算机科学 2022-03-22 Arthur Brack , Anett Hoppe , Pascal Buschermöhle , Ralph Ewerth

Modern supervised semantic segmentation methods are usually finetuned based on the supervised or self-supervised models pre-trained on ImageNet. Recent work shows that transferring the knowledge from CLIP to semantic segmentation via prompt…

计算机视觉与模式识别 · 计算机科学 2023-08-15 Chaohui Yu , Qiang Zhou , Zhibin Wang , Fan Wang

Assigning a positive or negative score to a word out of context (i.e. a word's prior polarity) is a challenging task for sentiment analysis. In the literature, various approaches based on SentiWordNet have been proposed. In this paper, we…

计算与语言 · 计算机科学 2013-09-24 Marco Guerini , Lorenzo Gatti , Marco Turchi

Emotions play a critical role in our everyday lives by altering how we perceive, process and respond to our environment. Affective computing aims to instill in computers the ability to detect and act on the emotions of human actors. A core…

计算与语言 · 计算机科学 2020-08-31 Connor T. Heaton , David M. Schwartz