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Keyphrase extraction from a given document is the task of automatically extracting salient phrases that best describe the document. This paper proposes a novel unsupervised graph-based ranking method to extract high-quality phrases from a…

信息检索 · 计算机科学 2022-01-27 Venktesh V , Mukesh Mohania , Vikram Goyal

In indoor scenes, reverberation is a crucial factor in degrading the perceived quality and intelligibility of speech. In this work, we propose a generative dereverberation method. Our approach is based on a probabilistic model utilizing a…

音频与语音处理 · 电气工程与系统科学 2023-10-18 Pengyu Wang , Xiaofei Li

In today's digital world, which has many different types of media, steganography, the art of secret communication, has a lot of problems to deal with. Traditional methods are often fixed and only work with one type of carrier media. This…

密码学与安全 · 计算机科学 2025-11-13 Abhirup Das , Pranav Dudani , Shruti Sharma , Ravi Kumar C.

Derivation of the probability density evolution provides invaluable insight into the behavior of many stochastic systems and their performance. However, for most real-time applica-tions, numerical determination of the probability density…

机器学习 · 计算机科学 2022-07-06 Seid H. Pourtakdoust , Amir H. Khodabakhsh

With the rapid proliferation of textual data, predicting long texts has emerged as a significant challenge in the domain of natural language processing. Traditional text prediction methods encounter substantial difficulties when grappling…

计算与语言 · 计算机科学 2024-01-24 Jiahui Zhao , Ziyi Meng , Stepan Gordeev , Zijie Pan , Dongjin Song , Sandro Steinbach , Caiwen Ding

With the rapid development of Natural Language Processing (NLP) technologies, text steganography methods have been significantly innovated recently, which poses a great threat to cybersecurity. In this paper, we propose a novel attentional…

多媒体 · 计算机科学 2022-02-21 YongJian Bao , Hao Yang , Zhongliang Yang , Sheng Liu , Yongfeng Huang

Foundation models, despite their robust zero-shot capabilities, remain vulnerable to spurious correlations and 'Clever Hans' strategies. Existing mitigation methods often rely on unavailable group labels or computationally expensive…

机器学习 · 计算机科学 2026-05-07 Sidney Bender , Marco Morik

Most existing word embedding methods can be categorized into Neural Embedding Models and Matrix Factorization (MF)-based methods. However some models are opaque to probabilistic interpretation, and MF-based methods, typically solved using…

计算与语言 · 计算机科学 2015-08-18 Shaohua Li , Jun Zhu , Chunyan Miao

Steganography is a technique to hide the presence of secret communication. When one of the communication elements is under the influence of the enemy, it can be used. The main measure to evaluate steganography methods in a certain capacity…

密码学与安全 · 计算机科学 2023-08-17 Hanieh Rafiee , Mojtaba Mahdavi , AhmadReza NaghshNilchi

This research focuses on the development and enhancement of text-to-image denoising diffusion models, addressing key challenges such as limited sample diversity and training instability. By incorporating Classifier-Free Guidance (CFG) and…

计算机视觉与模式识别 · 计算机科学 2025-03-10 Rajdeep Roshan Sahu

In this paper, we propose a new deep learning network "GENet", it combines the multi-layer network architec- ture and graph embedding framework. Firstly, we use simplest unsupervised learning PCA/LDA as first layer to generate the low-…

计算机视觉与模式识别 · 计算机科学 2014-09-26 Yufei Gan , Teng Yang , Chu He

Text-to-image generative models, specifically those based on diffusion models like Imagen and Stable Diffusion, have made substantial advancements. Recently, there has been a surge of interest in the delicate refinement of text prompts.…

计算机视觉与模式识别 · 计算机科学 2024-04-08 Wenyi Mo , Tianyu Zhang , Yalong Bai , Bing Su , Ji-Rong Wen , Qing Yang

Diffusion models for text-to-image generation, known for their efficiency, accessibility, and quality, have gained popularity. While inference with these systems on consumer-grade GPUs is increasingly feasible, training from scratch…

计算机视觉与模式识别 · 计算机科学 2024-09-12 Bram de Wilde , Anindo Saha , Maarten de Rooij , Henkjan Huisman , Geert Litjens

This study discusses a new method combining image steganography technology with Natural Language Processing (NLP) large models, aimed at improving the accuracy and robustness of extracting steganographic text. Traditional Least Significant…

计算机视觉与模式识别 · 计算机科学 2024-03-01 Mingyang Li , Maoqin Yuan , Luyao Li , Han Pengsihua

In order to expand their reach and increase website ad revenue, media outlets have started using clickbait techniques to lure readers to click on articles on their digital platform. Having successfully enticed the user to open the article,…

Traditional image codecs emphasize signal fidelity and human perception, often at the expense of machine vision tasks. Deep learning methods have demonstrated promising coding performance by utilizing rich semantic embeddings optimized for…

计算机视觉与模式识别 · 计算机科学 2024-10-10 Sha Guo , Zhuo Chen , Yang Zhao , Ning Zhang , Xiaotong Li , Lingyu Duan

Character-level convolutional neural networks (char-CNN) require no knowledge of the semantic or syntactic structure of the language they classify. This property simplifies its implementation but reduces its classification accuracy.…

计算与语言 · 计算机科学 2020-12-07 Trevor Londt , Xiaoying Gao , Bing Xue , Peter Andreae

Text-to-image diffusion models have shown impressive capabilities in generating realistic visuals from natural-language prompts, yet they often struggle with accurately binding attributes to corresponding objects, especially in prompts…

计算机视觉与模式识别 · 计算机科学 2025-05-05 Do Huu Dat , Nam Hyeonu , Po-Yuan Mao , Tae-Hyun Oh

Image steganography plays a vital role in securing secret data by embedding it in the cover images. Usually, these images are communicated in a compressed format. Existing techniques achieve this but have low embedding capacity. Enhancing…

多媒体 · 计算机科学 2021-01-05 Rohit Agrawal , Kapil Ahuja

In this paper, we introduce TextBoost, an efficient one-shot personalization approach for text-to-image diffusion models. Traditional personalization methods typically involve fine-tuning extensive portions of the model, leading to…

计算机视觉与模式识别 · 计算机科学 2026-05-20 NaHyeon Park , Kunhee Kim , Hyunjung Shim