A Neural Network Approach to Sentiment Analysis
Year: 2025
Type: article
Abstract: Sentiment analysis, or opinion mining, is the computational study of people's opinions, sentiments, and attitudes expressed in text. In recent years, neural network-based techniques have dramatically advanced the state of sentiment analysis, outperforming earlier rule-based and classical machine learning approaches in accuracy and robustness. This paper provides a comprehensive overview of sentiment analysis with deep neural networks, focusing on the theoretical underpinnings and implementation aspects of various neural architectures. We discuss how distributed text representations (embeddings) and neural models such as feed-forward networks, convolutional neural networks (CNNs), recurrent neural networks (RNNs) including long short-term memory (LSTM) networks, and the more recent Transformer-based models (e.g., BERT) have been applied to sentiment classification tasks. A step-by-step methodology for implementing a neural sentiment classifier is described, covering data preprocessing, model design, training, and evaluation. To illustrate the effectiveness of neural approaches, we include a case study on a benchmark dataset, showing performance improvements of deep learning models over traditional methods. The results demonstrate that neural networks can capture subtle linguistic patterns and contextual cues, yielding higher accuracy in sentiment prediction. We conclude with insights into the strengths of neural network approaches for sentiment analysis and discuss potential future directions in this field, such as attention mechanisms and fine-tuning large pre-trained language models for sentiment tasks. Keywords: Sentiment analysis; Neural networks; Deep learning; Natural language processing; Convolutional neural network; Recurrent neural network; Word embeddings; Transformer.
Author: Sandip Kumar Singh , Mohit Srivastava , Neeraj Kumar , Neha Singh , Ankit Singh
Language: English
Subfield: Artificial Intelligence
Field: Computer Science
Domain: Physical Sciences
Open Access status: green
OpenAlex ID: W6912021512
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