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Explanation techniques that synthesize small, interpretable changes to a given image while producing desired changes in the model prediction have become popular for introspecting black-box models. Commonly referred to as counterfactuals,…

Language models can be sampled multiple times to access the distribution underlying their responses, but existing methods cannot efficiently synthesize rich epistemic signals across different long-form responses. We introduce Consensus…

计算与语言 · 计算机科学 2025-10-07 Sayan Ghosh , Shahzaib Saqib Warraich , Dhruv Tarsadiya , Gregory Yauney , Swabha Swayamdipta

Decoding from the output distributions of large language models to produce high-quality text is a complex challenge in language modeling. Various approaches, such as beam search, sampling with temperature, $k-$sampling, nucleus…

计算与语言 · 计算机科学 2024-10-22 Esteban Garces Arias , Julian Rodemann , Meimingwei Li , Christian Heumann , Matthias Aßenmacher

Automatic generation of paraphrases from a given sentence is an important yet challenging task in natural language processing (NLP), and plays a key role in a number of applications such as question answering, search, and dialogue. In this…

计算与语言 · 计算机科学 2018-08-24 Zichao Li , Xin Jiang , Lifeng Shang , Hang Li

The dominant approach to generating from language models subject to some constraint is locally constrained decoding (LCD), incrementally sampling tokens at each time step such that the constraint is never violated. Typically, this is…

Tokenising continuous speech into sequences of discrete tokens and modelling them with language models (LMs) has led to significant success in text-to-speech (TTS) synthesis. Although these models can generate speech with high quality and…

声音 · 计算机科学 2024-08-30 Zehai Tu , Guangyan Zhang , Yiting Lu , Adaeze Adigwe , Simon King , Yiwen Guo

Recently, commonsense learning has been a hot topic in image-text matching. Although it can describe more graphic correlations, commonsense learning still has some shortcomings: 1) The existing methods are based on triplet semantic…

计算机视觉与模式识别 · 计算机科学 2023-11-10 Yongfeng Chena , Jin Liua , Zhijing Yang , Ruihan Chena , Junpeng Tan

Most adversarial attack methods that are designed to deceive a text classifier change the text classifier's prediction by modifying a few words or characters. Few try to attack classifiers by rewriting a whole sentence, due to the…

计算与语言 · 计算机科学 2022-10-21 Lei Xu , Ivan Ramirez , Kalyan Veeramachaneni

Neural text generation models are often autoregressive language models or seq2seq models. These models generate text by sampling words sequentially, with each word conditioned on the previous word, and are state-of-the-art for several…

机器学习 · 统计学 2018-03-02 William Fedus , Ian Goodfellow , Andrew M. Dai

In cross-domain retrieval, a model is required to identify images from the same semantic category across two visual domains. For instance, given a sketch of an object, a model needs to retrieve a real image of it from an online store's…

计算机视觉与模式识别 · 计算机科学 2024-03-20 Samarth Mishra , Carlos D. Castillo , Hongcheng Wang , Kate Saenko , Venkatesh Saligrama

Recent studies have demonstrated that gradient matching-based dataset synthesis, or dataset condensation (DC), methods can achieve state-of-the-art performance when applied to data-efficient learning tasks. However, in this study, we prove…

计算机视觉与模式识别 · 计算机科学 2022-06-17 Saehyung Lee , Sanghyuk Chun , Sangwon Jung , Sangdoo Yun , Sungroh Yoon

The effectiveness of Neural Information Retrieval (Neu-IR) often depends on a large scale of in-domain relevance training signals, which are not always available in real-world ranking scenarios. To democratize the benefits of Neu-IR, this…

信息检索 · 计算机科学 2021-06-03 Si Sun , Yingzhuo Qian , Zhenghao Liu , Chenyan Xiong , Kaitao Zhang , Jie Bao , Zhiyuan Liu , Paul Bennett

Semantic noise in image classification datasets, where visually similar categories are frequently mislabeled, poses a significant challenge to conventional supervised learning approaches. In this paper, we explore the potential of using…

计算机视觉与模式识别 · 计算机科学 2025-09-05 Yingxuan Li , Jiafeng Mao , Yusuke Matsui

Reducing inconsistencies in the behavior of different versions of an AI system can be as important in practice as reducing its overall error. In image classification, sample-wise inconsistencies appear as "negative flips": A new model…

计算机视觉与模式识别 · 计算机科学 2021-05-19 Sijie Yan , Yuanjun Xiong , Kaustav Kundu , Shuo Yang , Siqi Deng , Meng Wang , Wei Xia , Stefano Soatto

Neural Text-to-Speech (TTS) systems find broad applications in voice assistants, e-learning, and audiobook creation. The pursuit of modern models, like Diffusion Models (DMs), holds promise for achieving high-fidelity, real-time speech…

声音 · 计算机科学 2024-04-02 Xiang Li , Fan Bu , Ambuj Mehrish , Yingting Li , Jiale Han , Bo Cheng , Soujanya Poria

Distantly supervised relation extraction (RE) automatically aligns unstructured text with relation instances in a knowledge base (KB). Due to the incompleteness of current KBs, sentences implying certain relations may be annotated as N/A…

计算与语言 · 计算机科学 2021-09-07 Kailong Hao , Botao Yu , Wei Hu

Training semantic segmenter with synthetic data has been attracting great attention due to its easy accessibility and huge quantities. Most previous methods focused on producing large-scale synthetic image-annotation samples and then…

计算机视觉与模式识别 · 计算机科学 2025-01-28 Hao Tang , Siyue Yu , Jian Pang , Bingfeng Zhang

In this work, we present the Text Conditioned Auxiliary Classifier Generative Adversarial Network, (TAC-GAN) a text to image Generative Adversarial Network (GAN) for synthesizing images from their text descriptions. Former approaches have…

计算机视觉与模式识别 · 计算机科学 2017-03-28 Ayushman Dash , John Cristian Borges Gamboa , Sheraz Ahmed , Marcus Liwicki , Muhammad Zeshan Afzal

Wake-up word detection models are widely used in real life, but suffer from severe performance degradation when encountering adversarial samples. In this paper we discuss the concept of confusing words in adversarial samples. Confusing…

声音 · 计算机科学 2022-01-04 Haoxu Wang , Yan Jia , Zeqing Zhao , Xuyang Wang , Junjie Wang , Ming Li

One of the major challenges in training deep neural networks for text-to-image generation is the significant linguistic discrepancy between ground-truth captions of each image in most popular datasets. The large difference in the choice of…

计算机视觉与模式识别 · 计算机科学 2023-12-19 Mahmoud Ahmed , Omer Moussa , Ismail Shaheen , Mohamed Abdelfattah , Amr Abdalla , Marwan Eid , Hesham Eraqi , Mohamed Moustafa
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