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Language models (LMs) exhibit and amplify many types of undesirable biases learned from the training data, including gender bias. However, we lack tools for effectively and efficiently changing this behavior without hurting general language…

计算与语言 · 计算机科学 2023-10-20 Abhijith Chintam , Rahel Beloch , Willem Zuidema , Michael Hanna , Oskar van der Wal

Pretrained Language Models (PLMs) are widely used in NLP for various tasks. Recent studies have identified various biases that such models exhibit and have proposed methods to correct these biases. However, most of the works address a…

计算与语言 · 计算机科学 2024-02-13 Prachi Jain , Ashutosh Sathe , Varun Gumma , Kabir Ahuja , Sunayana Sitaram

Masked language modeling (MLM), a self-supervised pretraining objective, is widely used in natural language processing for learning text representations. MLM trains a model to predict a random sample of input tokens that have been replaced…

计算与语言 · 计算机科学 2021-09-07 Atsuki Yamaguchi , George Chrysostomou , Katerina Margatina , Nikolaos Aletras

Large Language models (LLMs), while powerful, exhibit harmful social biases. Debiasing is often challenging due to computational costs, data constraints, and potential degradation of multi-task language capabilities. This work introduces a…

计算与语言 · 计算机科学 2024-09-17 Pengrui Han , Rafal Kocielnik , Adhithya Saravanan , Roy Jiang , Or Sharir , Anima Anandkumar

Large Language Models (LLMs) like gpt-3.5-turbo-0613 and claude-instant-1.2 are vital in interpreting and executing semantic tasks. Unfortunately, these models' inherent biases adversely affect their performance Particularly affected is…

计算与语言 · 计算机科学 2024-06-18 J. E. Eicher , R. F. Irgolič

Gender bias in vision-language models (VLMs) can reinforce harmful stereotypes and discrimination. In this paper, we focus on mitigating gender bias towards vision-language tasks. We identify object hallucination as the essence of gender…

计算机视觉与模式识别 · 计算机科学 2024-05-28 Yunqi Zhang , Songda Li , Chunyuan Deng , Luyi Wang , Hui Zhao

Masked Language Models (MLMs) pre-trained by predicting masked tokens on large corpora have been used successfully in natural language processing tasks for a variety of languages. Unfortunately, it was reported that MLMs also learn…

计算与语言 · 计算机科学 2022-05-05 Masahiro Kaneko , Aizhan Imankulova , Danushka Bollegala , Naoaki Okazaki

Pretrained language models have been shown to exhibit biases and social stereotypes. Prior work on debiasing these models has largely focused on modifying embedding spaces during pretraining, which is not scalable for large models.…

人工智能 · 计算机科学 2026-02-03 Deep Gandhi , Katyani Singh , Nidhi Hegde

Masked Language Modeling (MLM) is widely used to pretrain language models. The standard random masking strategy in MLM causes the pre-trained language models (PLMs) to be biased toward high-frequency tokens. Representation learning of rare…

计算与语言 · 计算机科学 2023-05-25 Linhan Zhang , Qian Chen , Wen Wang , Chong Deng , Xin Cao , Kongzhang Hao , Yuxin Jiang , Wei Wang

Large Language Models (LLMs) have revolutionized Recommender Systems (RS) through advanced generative user modeling. However, LLM-based RS (LLM-RS) often inadvertently perpetuates bias present in the training data, leading to severe…

信息检索 · 计算机科学 2026-02-03 Jin Li , Huilin Gu , Shoujin Wang , Qi Zhang , Shui Yu , Chen Wang , Xiwei Xu , Fang Chen

Multiple Choice Question Answering (MCQA) benchmarks are an established standard for measuring Vision Language Model (VLM) performance in driving tasks. However, we observe the known phenomenon that synthetically generated MCQAs are highly…

机器学习 · 计算机科学 2026-02-23 Sutej Kulgod , Sean Ye , Sanchit Tanwar , Christoffer Heckman

Large Vision Language Models (LVLMs) have achieved remarkable progress, yet they often suffer from language bias, producing answers without relying on visual evidence. While prior work attempts to mitigate this issue through decoding…

计算机视觉与模式识别 · 计算机科学 2026-05-22 Seulbi Lee , Sangheum Hwang

Speech models may be affected by performance imbalance in different population subgroups, raising concerns about fair treatment across these groups. Prior attempts to mitigate unfairness either focus on user-defined subgroups, potentially…

计算与语言 · 计算机科学 2024-09-17 Alkis Koudounas , Flavio Giobergia , Eliana Pastor , Elena Baralis

Support Vector Machines (SVM) have gathered significant acclaim as classifiers due to their successful implementation of Statistical Learning Theory. However, in the context of multiclass and multilabel settings, the reliance on…

机器学习 · 计算机科学 2023-07-19 Sambhav Jain Reshma Rastogi

Large language models (LLMs) exhibit social biases that reinforce harmful stereotypes, limiting their safe deployment. Most existing debiasing methods adopt a suppressive paradigm by modifying parameters, prompts, or neurons associated with…

人工智能 · 计算机科学 2026-01-30 Jinhao Pan , Chahat Raj , Anjishnu Mukherjee , Sina Mansouri , Bowen Wei , Shloka Yada , Ziwei Zhu

An end-to-end (E2E) ASR model implicitly learns a prior Internal Language Model (ILM) from the training transcripts. To fuse an external LM using Bayes posterior theory, the log likelihood produced by the ILM has to be accurately estimated…

音频与语音处理 · 电气工程与系统科学 2022-11-03 Yufei Liu , Rao Ma , Haihua Xu , Yi He , Zejun Ma , Weibin Zhang

While large language models (LLMs) play increasingly significant roles in society, research shows they continue to generate content that reflects social bias against sensitive groups. Existing benchmarks effectively identify these biases,…

计算与语言 · 计算机科学 2026-03-12 Tian Xie , Tongxin Yin , Vaishakh Keshava , Xueru Zhang , Siddhartha Reddy Jonnalagadda

Transformer-based pretrained large language models (PLM) such as BERT and GPT have achieved remarkable success in NLP tasks. However, PLMs are prone to encoding stereotypical biases. Although a burgeoning literature has emerged on…

计算与语言 · 计算机科学 2024-06-18 Yi Yang , Hanyu Duan , Ahmed Abbasi , John P. Lalor , Kar Yan Tam

With the rapid development of large language models (LLMs), they have significantly improved efficiency across a wide range of domains. However, recent studies have revealed that LLMs often exhibit gender bias, leading to serious social…

计算与语言 · 计算机科学 2025-06-17 Xiaoqing Cheng , Hongying Zan , Lulu Kong , Jinwang Song , Min Peng

Background: Large language models (LLMs) are rapidly being integrated into healthcare, promising to enhance various clinical tasks. However, concerns exist regarding their potential for bias, which could compromise patient care and…