Results 41 to 50 of about 14,029 (259)

Sentiment Classification Method Based on BLSTM and Aspect Attention Module [PDF]

Jisuanji gongcheng, 2020
Aspect-Based Sentiment Analysis(ABSA) has been widely used in text information mining,but can hardly extract accurate feature information when the sentiment polarity of a sentence is fuzzy or a sentence has sentiment polarities of multiple aspects,which ...
PENG Zhuliang, LIU Bowen, FAN Cheng'an, WANG Jie, XIAO Ming, LIAO Zeen
doaj   +1 more source

A Systematic Review on Implicit and Explicit Aspect Extraction in Sentiment Analysis

IEEE Access, 2020
Aspect-based sentiment analysis (ABSA) is currently among the most vigorous areas in natural language processing (NLP). Individuals, private and government institutions are increasingly using media sources for decision making.
Jaafar Zubairu Maitama, Norisma Idris, Asad Abdi, Liyana Shuib, Rosmadi Fauzi   +4 more
doaj   +1 more source

Deep Learning Approach for Aspect-Based Sentiment Classification: A Comparative Review

Applied Artificial Intelligence, 2022
The emergence of various e-commerce sites has led to an increase in review sites for various services and products. People nowadays easily get information about products and services that will be used through reviews.
Komang Wahyu Trisna, Huang Jin Jie
doaj   +1 more source

A Systematic Mapping Study of the Empirical Explicit Aspect Extractions in Sentiment Analysis

IEEE Access, 2020
Aspect-based sentiment analysis (ABSA) is described as one of the most vibrant research areas over the last decade. However, due to the exponential increase in aspect-based sentiment researches, there is a massive interest in advanced explicit aspect ...
Jaafar Zubairu Maitama, Norisma Idris, Abubakar Zakari   +2 more
doaj   +1 more source

Survey of Aspect-based Sentiment Analysis Datasets

CoRR, 2022
Aspect-based sentiment analysis (ABSA) is a natural language processing problem that requires analyzing user-generated reviews to determine: a) The target entity being reviewed, b) The high-level aspect to which it belongs, and c) The sentiment expressed toward the targets and the aspects.
Siva Uday Sampreeth Chebolu, Franck Dernoncourt, Nedim Lipka, Thamar Solorio   +3 more
openaire   +2 more sources

Aspect-Based Sentiment Analysis Based on Aspect-Part-Of-Speech Perception [PDF]

Jisuanji gongcheng
Aspect-Based Sentiment Analysis(ABSA) is a research focal point in natural language processing, whose task is to predict the emotional polarity of a given aspect in a sentence. Currently, most studies have overlooked the role of aspect words and specific
Weihuan XIA, Liefa LIAO, Shouxin ZHANG, Yanqin ZHANG
doaj   +1 more source

Solid Pseudopapillary Neoplasm of the Pancreas in Children and Adolescents: Expert Recommendations

Pediatric Blood &Cancer, EarlyView.
ABSTRACT Solid pseudopapillary neoplasm of the pancreas (SPN) is a rare low‐grade malignant exocrine pancreatic tumor, mostly discovered during the second decade of life in females, with a very good prognosis, provided microscopically complete surgical excision is achieved.
Sabine Irtan, Michael Abele, Calogero Virgone, Michaela Kuhlen, Ricardo Lopez‐Almarez, Tal Ben‐Ami, Ewa Bien, Maja Cesen, Malgorzata A. Krawczyk, Andrea Ferrari, Gianni Bisogno, Yves Reguerre, Dominik T. Schneider, Louise Galmiche, Jorg Fuchs, Sarah Braungart, Bilgehan Yalcin, Ines B. Brecht, Daniel Orbach   +18 more
wiley   +1 more source

Aspect-Based Sentiment Analysis with Explicit Sentiment Augmentations

Proceedings of the AAAI Conference on Artificial Intelligence
Aspect-based sentiment analysis (ABSA), a fine-grained sentiment classification task, has received much attention recently. Many works investigate sentiment information through opinion words, such as "good'' and "bad''. However, implicit sentiment data widely exists in the ABSA dataset, whose sentiment polarity is hard to determine due to the lack of ...
Jihong Ouyang, Zhiyao Yang, Silong Liang, Bing Wang 0018, Yimeng Wang, Ximing Li 0002   +5 more
openaire   +3 more sources

Supervised Methods for Aspect-Based Sentiment Analysis [PDF]

Proceedings of the 8th International Workshop on Semantic Evaluation (SemEval 2014), 2014
In this paper, we present our contribution in SemEval2014 ABSA task, some supervised methods for Aspect-Based Sentiment Analysis of restaurant and laptop reviews are proposed, implemented and evaluated. We focus on determining the aspect terms existing in each sentence, finding out their polarities, detecting the categories of the sentence and the ...
Hussam Hamdan, Patrice Bellot, Frédéric Béchet   +2 more
openaire   +1 more source

Evidence‐Informed Multidisciplinary Consensus Guidance for the Psychosocial Care of Adolescents With High‐Risk Cancer: Recommendations From the Italian Association of Pediatric Hematology and Oncology

Pediatric Blood &Cancer, EarlyView.
ABSTRACT Background Adolescents with high‐risk cancer face complex developmental, psychosocial, and ethical challenges that extend beyond disease‐directed treatment. Although international recommendations exist for communication, psychosocial care, pediatric palliative care, survivorship, and shared decision‐making, these have largely evolved within ...
Johanna M. C. Blom, Dorella Scarponi, Giulia Zucchetti, Teresa Perillo, Maria Montanaro, Elisa Marconi, Chiara Rutigliano, Paolo Colavero, Paola Quarello, Marina Bertolotti, Monica Cellini, Carlo Clerici, Maurizio Mascarin, Francesca Bomben, Andrea Ferrari, the expert workgroup   +15 more
wiley   +1 more source