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Newly-introduced deep learning architectures, namely BERT, XLNet, RoBERTa and ALBERT, have been proved to be robust on several NLP tasks. However, the datasets trained on these architectures are fixed in terms of size and generalizability.…

Computation and Language · Computer Science 2020-09-29 Jean-Philippe Corbeil , Hadi Abdi Ghadivel

The purpose of the study is to investigate the relative effectiveness of four different sentiment analysis techniques: (1) unsupervised lexicon-based model using Sent WordNet; (2) traditional supervised machine learning model using logistic…

Computation and Language · Computer Science 2020-07-03 Shivaji Alaparthi , Manit Mishra

Recently, Natural Language Processing (NLP) has witnessed an impressive progress in many areas, due to the advent of novel, pretrained contextual representation models. In particular, Devlin et al. (2019) proposed a model, called BERT…

Computation and Language · Computer Science 2020-03-09 Debora Nozza , Federico Bianchi , Dirk Hovy

In the evolving landscape of digital education, chatbots have emerged as potential game-changers, promising personalized and adaptive learning experiences. This research undertook an in-depth exploration of ChatGPT's potential as an…

Human-Computer Interaction · Computer Science 2024-02-26 Holger Arndt

We introduce a new approach to generative data-driven dialogue systems (e.g. chatbots) called TransferTransfo which is a combination of a Transfer learning based training scheme and a high-capacity Transformer model. Fine-tuning is…

Computation and Language · Computer Science 2019-02-05 Thomas Wolf , Victor Sanh , Julien Chaumond , Clement Delangue

The paper benchmarks several Transformer models [4], to show how these models can judge sentiment from a news event. This signal can then be used for downstream modelling and signal identification for commodity trading. We find that…

Statistical Finance · Quantitative Finance 2024-05-24 Edward Sharkey , Philip Treleaven

Detecting the user's intent and finding the corresponding slots among the utterance's words are important tasks in natural language understanding. Their interconnected nature makes their joint modeling a standard part of training such…

Computation and Language · Computer Science 2021-10-06 Momchil Hardalov , Ivan Koychev , Preslav Nakov

Machine based text comprehension has always been a significant research field in natural language processing. Once a full understanding of the text context and semantics is achieved, a deep learning model can be trained to solve a large…

Computation and Language · Computer Science 2020-09-03 Omar Mossad , Amgad Ahmed , Anandharaju Raju , Hari Karthikeyan , Zayed Ahmed

Dialogue systems need to deal with the unpredictability of user intents to track dialogue state and the heterogeneity of slots to understand user preferences. In this paper we investigate the hypothesis that solving these challenges as one…

Computation and Language · Computer Science 2023-08-14 Diogo Tavares , Pedro Azevedo , David Semedo , Ricardo Sousa , João Magalhães

Artificial Intelligence and Machine Learning have witnessed rapid, significant improvements in Natural Language Processing (NLP) tasks. Utilizing Deep Learning, researchers have taken advantage of repository comments in Software Engineering…

Software Engineering · Computer Science 2023-03-20 William Aiken , Paul K. Mvula , Paula Branco , Guy-Vincent Jourdan , Mehrdad Sabetzadeh , Herna Viktor

Personal attacks in the context of social media conversations often lead to fast-paced derailment, leading to even more harmful exchanges being made. State-of-the-art systems for the detection of such conversational derailment often make…

Computation and Language · Computer Science 2023-11-20 Steven Leung , Filippos Papapolyzos

We study the problem of incorporating prior knowledge into a deep Transformer-based model,i.e.,Bidirectional Encoder Representations from Transformers (BERT), to enhance its performance on semantic textual matching tasks. By probing and…

Computation and Language · Computer Science 2021-02-23 Tingyu Xia , Yue Wang , Yuan Tian , Yi Chang

Pre-training a transformer-based model for the language modeling task in a large dataset and then fine-tuning it for downstream tasks has been found very useful in recent years. One major advantage of such pre-trained language models is…

Computation and Language · Computer Science 2020-11-17 Md Tahmid Rahman Laskar , Enamul Hoque , Jimmy Xiangji Huang

In the rapidly evolving landscape of cyber security, intelligent chatbots are gaining prominence. Artificial Intelligence, Machine Learning, and Natural Language Processing empower these chatbots to handle user inquiries and deliver threat…

Information Retrieval · Computer Science 2024-11-11 Dincy R. Arikkat , Abhinav M. , Navya Binu , Parvathi M. , Navya Biju , K. S. Arunima , Vinod P. , Rafidha Rehiman K. A. , Mauro Conti

We propose a method for joint multichannel speech dereverberation with two spatial-aware tasks: direction-of-arrival (DOA) estimation and speech separation. The proposed method addresses involved tasks as a sequence to sequence mapping…

Audio and Speech Processing · Electrical Eng. & Systems 2020-10-23 Yang Jiao

In this review, we describe the application of one of the most popular deep learning-based language models - BERT. The paper describes the mechanism of operation of this model, the main areas of its application to the tasks of text…

Computation and Language · Computer Science 2021-03-23 M. V. Koroteev

We present WeaverBird, an intelligent dialogue system designed specifically for the finance domain. Our system harnesses a large language model of GPT architecture that has been tuned using extensive corpora of finance-related text. As a…

Computation and Language · Computer Science 2024-04-09 Siqiao Xue , Fan Zhou , Yi Xu , Ming Jin , Qingsong Wen , Hongyan Hao , Qingyang Dai , Caigao Jiang , Hongyu Zhao , Shuo Xie , Jianshan He , James Zhang , Hongyuan Mei

Natural language understanding (NLU) has two core tasks: intent classification and slot filling. The success of pre-training language models resulted in a significant breakthrough in the two tasks. One of the promising solutions called BERT…

Computation and Language · Computer Science 2023-02-03 Yu Guo , Zhilong Xie , Xingyan Chen , Huangen Chen , Leilei Wang , Huaming Du , Shaopeng Wei , Yu Zhao , Qing Li , Gang Wu

Even though BERT achieves successful performance improvements in various supervised learning tasks, applying BERT for unsupervised tasks still holds a limitation that it requires repetitive inference for computing contextual language…

Computation and Language · Computer Science 2020-04-20 Joongbo Shin , Yoonhyung Lee , Seunghyun Yoon , Kyomin Jung

Financial sentiment analysis plays a crucial role in decoding market trends and guiding strategic trading decisions. Despite the deployment of advanced deep learning techniques and language models to refine sentiment analysis in finance,…

Computation and Language · Computer Science 2023-11-07 Georgios Fatouros , John Soldatos , Kalliopi Kouroumali , Georgios Makridis , Dimosthenis Kyriazis