在低资源语言中推进网络欺凌检测:孟加拉语的变压堆叠框架
Md Nesarul Hoque1,2, Rudra Pratap Deb Nath1, Abu Nowshed Chy1
1Big Data, Information and Knowledge Engineering Lab, Department of Computer Science and Engineering, University of Chittagong, Chattogram, Bangladesh.
Frontiers in artificial intelligence
|January 29, 2026
概括
这项研究介绍了变压器堆叠,这是一个用于在孟加拉社交媒体上检测网络欺凌的新框架. 该模型实现了高精度,为低资源语言设定了新的基准.
科学领域:
- 自然语言处理自然语言处理.
- 计算语言学 计算语言学
- 社交计算社会计算
背景情况:
- 网络欺凌是一个全球性问题,由于数据和方法的稀缺,孟加拉语等低资源语言的研究有限.
- 现有的方法往往缺乏特定语言的预处理和先进的变压器模型,阻碍了有效的网络欺凌检测.
研究的目的:
- 开发和评估一个有效的混合框架,用于孟加拉网络欺凌检测.
- 通过结合孟加拉特有的预处理和先进的变压器模型来解决当前方法的局限性.
主要方法:
- 引入了三个针对孟加拉语的预处理策略,以改善特征表示.
- 拟议的变压器堆叠,一个混合框架,结合XLM-R基础,多语言BERT和Bangla-Bert-Base与多层感知子分类器.
- 评估了对44,001个样本的孟加拉网络欺凌数据集的框架,用于二进制和多类分类.
主要成果:
- 变压器堆叠实现了93.61%的F1分数和93.62%的二进制分类准确度 (A子任务).
- 获得了89.23%的F1分数和多类分类的准确性 (子任务B).
- 超越基线模型,组合技术和最先进的方法,结果通过麦克纳马的测试得到统计验证.
结论:
- 变压器堆叠为孟加拉语网络欺凌检测提供了有效和可通用的解决方案.
- 这项研究建立了一个新的基准,用于在未经探索的低资源语言中检测网络欺凌.
- 通过对仇恨言论和滥用语言检测外部数据集的实验,证明了模型的可扩展性和适应性.
相关概念视频
01:16Language
908
Language is a unique communication system that uses words and systematic rules to organize and transmit information. Unlike other forms of communication, which may involve postures, movements, odors, or vocalizations, language relies on symbols and grammar. This makes human communication distinct from that of other species, who also communicate but do not use language in the same way humans do.
Corballis and Suddendorf (2007) and Tomasello and Rakoczy (2003) highlight the role of language in...
Corballis and Suddendorf (2007) and Tomasello and Rakoczy (2003) highlight the role of language in...
908
02:12Short-distance Transport of Resources
17.7K
Short-distance transport refers to transport that occurs over a distance of just 2-3 cells, crossing the plasma membrane in the process. Small uncharged molecules, such as oxygen, carbon dioxide, and water, can diffuse across the plasma membrane on their own. In contrast, ions and larger molecules require the assistance of transport proteins due to their charge or size. Transport across membranes also occurs within individual cells, playing a variety of essential roles for the plant as a whole.
17.7K
01:24Components of Language
815
Language, whether spoken, signed, or written, consists of specific components: lexicon and grammar. The lexicon is the vocabulary of a language, comprising its words. Grammar is the set of rules used to convey meaning through the lexicon. For example, English grammar adds “-ed” to most verbs to indicate past tense. Words are formed by combining phonemes, which are the basic sound units of a language. Different languages have different sets of phonemes (e.g., “ah” vs.
815
01:22Language Development
908
Children master language quickly and with relative ease, supported by both biological predisposition and reinforcement. B. F. Skinner (1957) proposed that language is learned through reinforcement, while Noam Chomsky (1965) argued that language acquisition mechanisms are biologically determined.
The critical period for language acquisition suggests that the ability to acquire language is at its peak early in life. As people age, this proficiency decreases. Language development begins very...
The critical period for language acquisition suggests that the ability to acquire language is at its peak early in life. As people age, this proficiency decreases. Language development begins very...
908
01:27Language and Cognition
797
Language serves as a bridge between ideas and communication, influencing how individuals perceive and interact with the world. Psychologists have long debated whether language shapes thought or vice versa. This discussion gained grip with Edward Sapir and Benjamin Lee Whorf in the 1940s, who proposed that language determines thought, a concept known as linguistic determinism. They suggested that the vocabulary and structure of a language influence how its speakers think and perceive reality.
797
01:33Bacterial Transformation
59.8K
In 1928, bacteriologist Frederick Griffith worked on a vaccine for pneumonia, which is caused by Streptococcus pneumoniae bacteria. Griffith studied two pneumonia strains in mice: one pathogenic and one non-pathogenic. Only the pathogenic strain killed host mice.
Griffith made an unexpected discovery when he killed the pathogenic strain and mixed its remains with the live, non-pathogenic strain. Not only did the mixture kill host mice, but it also contained living pathogenic bacteria that...
Griffith made an unexpected discovery when he killed the pathogenic strain and mixed its remains with the live, non-pathogenic strain. Not only did the mixture kill host mice, but it also contained living pathogenic bacteria that...
59.8K