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相关论文: Test-time Augmentation for Factual Probing

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Test-time augmentation -- the aggregation of predictions across transformed examples of test inputs -- is an established technique to improve the performance of image classification models. Importantly, TTA can be used to improve model…

机器学习 · 计算机科学 2022-06-29 Helen Lu , Divya Shanmugam , Harini Suresh , John Guttag

Test-Time Augmentation (TTA) is a very powerful heuristic that takes advantage of data augmentation during testing to produce averaged output. Despite the experimental effectiveness of TTA, there is insufficient discussion of its…

机器学习 · 计算机科学 2024-02-13 Masanari Kimura

A conformal classifier produces a set of predicted classes and provides a probabilistic guarantee that the set includes the true class. Unfortunately, it is often the case that conformal classifiers produce uninformatively large sets. In…

机器学习 · 计算机科学 2025-05-30 Divya Shanmugam , Helen Lu , Swami Sankaranarayanan , John Guttag

In response to the growing problem of misinformation in the context of globalization and informatization, this paper proposes a classification method for fact-check-worthiness estimation based on prompt tuning. We construct a model for…

计算与语言 · 计算机科学 2025-04-28 Yinglong Yu , Hao Shen , Zhengyi Lyu , Qi He

Data augmentation is known to contribute significantly to the robustness of machine learning models. In most instances, data augmentation is utilized during the training phase. Test-Time Augmentation (TTA) is a technique that instead…

机器学习 · 统计学 2024-09-20 Masanari Kimura , Howard Bondell

Test-time adaptation (TTA) allows a model to be adapted to an unseen domain without accessing the source data. Due to the nature of practical environments, TTA has a limited amount of data for adaptation. Recent TTA methods further restrict…

计算机视觉与模式识别 · 计算机科学 2024-10-21 Younggeol Cho , Youngrae Kim , Junho Yoon , Seunghoon Hong , Dongman Lee

Petroni et al. (2019) demonstrated that it is possible to retrieve world facts from a pre-trained language model by expressing them as cloze-style prompts and interpret the model's prediction accuracy as a lower bound on the amount of…

计算与语言 · 计算机科学 2021-12-15 Zexuan Zhong , Dan Friedman , Danqi Chen

Large Language Models have demonstrated remarkable capabilities across diverse tasks, yet they frequently generate hallucinations outputs that are fluent but factually incorrect or unsupported. We propose Counterfactual Probing, a novel…

计算与语言 · 计算机科学 2025-08-05 Yijun Feng

We propose Test-Time Augmentation (TTA) as an effective technique for addressing combinatorial optimization problems, including the Traveling Salesperson Problem. In general, deep learning models possessing the property of invariance, where…

机器学习 · 计算机科学 2024-05-09 Ryo Ishiyama , Takahiro Shirakawa , Seiichi Uchida , Shinnosuke Matsuo

Test-time augmentation (TTA)--aggregating predictions over multiple augmented copies of a test input--is widely assumed to improve classification accuracy, particularly in medical imaging where it is routinely deployed in production systems…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Daniel Nobrega Medeiros

Recent research shows that pre-trained language models (PLMs) suffer from "prompt bias" in factual knowledge extraction, i.e., prompts tend to introduce biases toward specific labels. Prompt bias presents a significant challenge in…

计算与语言 · 计算机科学 2024-03-27 Ziyang Xu , Keqin Peng , Liang Ding , Dacheng Tao , Xiliang Lu

Test-time adaptation (TTA) for large language models (LLMs) updates model parameters at inference time using signals available at deployment. This paper focuses on a common yet under-explored regime: unsupervised, sample-specific TTA, where…

计算与语言 · 计算机科学 2026-02-11 Longhuan Xu , Cunjian Chen , Feng Yin

Test-time adaptation (TTA) updates the model weights during the inference stage using testing data to enhance generalization. However, this practice exposes TTA to adversarial risks. Existing studies have shown that when TTA is updated with…

机器学习 · 计算机科学 2025-03-03 Yongyi Su , Yushu Li , Nanqing Liu , Kui Jia , Xulei Yang , Chuan-Sheng Foo , Xun Xu

In this study, we introduce an intelligent Test Time Augmentation (TTA) algorithm designed to enhance the robustness and accuracy of image classification models against viewpoint variations. Unlike traditional TTA methods that…

图像与视频处理 · 电气工程与系统科学 2024-06-14 Efe Ozturk , Mohit Prabhushankar , Ghassan AlRegib

A deployed question answering (QA) model can easily fail when the test data has a distribution shift compared to the training data. Robustness tuning (RT) methods have been widely studied to enhance model robustness against distribution…

计算与语言 · 计算机科学 2023-02-10 Hai Ye , Yuyang Ding , Juntao Li , Hwee Tou Ng

Test-time augmentation -- the aggregation of predictions across transformed versions of a test input -- is a common practice in image classification. Traditionally, predictions are combined using a simple average. In this paper, we present…

计算机视觉与模式识别 · 计算机科学 2021-10-13 Divya Shanmugam , Davis Blalock , Guha Balakrishnan , John Guttag

In this work, we propose a novel complementary learning approach to enhance test-time adaptation (TTA), which has been proven to exhibit good performance on testing data with distribution shifts such as corruptions. In test-time adaptation…

计算机视觉与模式识别 · 计算机科学 2024-05-01 Jiayi Han , Longbin Zeng , Liang Du , Weiyang Ding , Jianfeng Feng

Factual knowledge extraction aims to explicitly extract knowledge parameterized in pre-trained language models for application in downstream tasks. While prior work has been investigating the impact of supervised fine-tuning data on the…

计算与语言 · 计算机科学 2025-05-30 Xuan Gong , Hanbo Huang , Shiyu Liang

Anomaly detection is a well-known task that involves the identification of abnormal events that occur relatively infrequently. Methods for improving anomaly detection performance have been widely studied. However, no studies utilizing…

机器学习 · 计算机科学 2025-02-10 Seffi Cohen , Niv Goldshlager , Lior Rokach , Bracha Shapira

Test-time adaptation (TTA) has recently emerged as a promising approach for improving time series forecasting (TSF) under distribution shift. Existing TSF-TTA methods differ in how they utilize revealed targets, yet the resulting adaptation…

机器学习 · 计算机科学 2026-05-19 Haochun Wang , Ruichen Xu , Georgios Kementzidis , Karen Cho , Sebastian Ramirez Villarreal , Yuefan Deng
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