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Although autoregressive models have dominated language modeling in recent years, there has been a growing interest in exploring alternative paradigms to the conventional next-token prediction framework. Diffusion-based language models have…

计算与语言 · 计算机科学 2025-10-23 Chihan Huang , Hao Tang

Image classification serves as the cornerstone of computer vision, traditionally achieved through discriminative models based on deep neural networks. Recent advancements have introduced classification methods derived from generative…

计算机视觉与模式识别 · 计算机科学 2024-12-16 Chunxiao Li , Xiaoxiao Wang , Boming Miao , Chuanlong Xie , Zizhe Wang , Yao Zhu

Diffusion models have achieved remarkable progress in image and audio generation, largely due to Classifier-Free Guidance. However, the choice of guidance scale remains underexplored: a fixed scale often fails to generalize across prompts…

声音 · 计算机科学 2025-10-07 Xuanhao Zhang , Chang Li

We introduce DiffAug, a simple and efficient diffusion-based augmentation technique to train image classifiers for the crucial yet challenging goal of improved classifier robustness. Applying DiffAug to a given example consists of one…

计算机视觉与模式识别 · 计算机科学 2024-05-30 Chandramouli Sastry , Sri Harsha Dumpala , Sageev Oore

In the domains of image and audio, diffusion models have shown impressive performance. However, their application to discrete data types, such as language, has often been suboptimal compared to autoregressive generative models. This paper…

机器学习 · 计算机科学 2024-05-29 Severi Rissanen , Markus Heinonen , Arno Solin

Generative Adversarial Networks (GANs) can help overcome data scarcity in computer vision tasks by generating additional training samples. In this work, we explore generative data augmentation in two low-resource domains: Bangla handwritten…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Md. Sohanuzzaman Soad , Mahady Al Hady , S M Rafiuddin Rifat , Sudip Ghose

Recent advances in generative models, such as diffusion models, have made generating high-quality synthetic images widely accessible. Prior works have shown that training on synthetic images improves many perception tasks, such as image…

计算机视觉与模式识别 · 计算机科学 2024-04-18 Jacob Schnell , Jieke Wang , Lu Qi , Vincent Tao Hu , Meng Tang

Hate speech recognition in low-resource languages remains a difficult problem due to insufficient datasets, orthographic heterogeneity, and linguistic variety. Bangla is spoken by more than 230 million people of Bangladesh and India (West…

计算与语言 · 计算机科学 2025-12-03 Yalda Keivan Jafari , Krishno Dey

This work investigates how the traditional image classification pipelines can be extended into a deep architecture, inspired by recent successes of deep neural networks. We propose a deep boosting framework based on layer-by-layer joint…

计算机视觉与模式识别 · 计算机科学 2015-08-12 Zhanglin Peng , Ya Li , Zhaoquan Cai , Liang Lin

As the most important human-machine interfacing tool, an insignificant amount of work has been carried out on Bangla Speech Recognition compared to the English language. Motivated by this, in this work, the performance of…

音频与语音处理 · 电气工程与系统科学 2025-08-12 Dipayan Bhadra , Mehrab Hosain , Fatema Alam

This research paper presents a unique Bengali OCR system with some capabilities. The system excels in reconstructing document layouts while preserving structure, alignment, and images. It incorporates advanced image and signature detection…

计算机视觉与模式识别 · 计算机科学 2024-02-09 AKM Shahariar Azad Rabby , Hasmot Ali , Md. Majedul Islam , Sheikh Abujar , Fuad Rahman

Arabic Handwritten Character Recognition (AHCR) has recently advanced significantly with deep Convolutional Neural Networks (ConvNets). However, many models in the literature are deep and computationally expensive in terms of parameters and…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Mohsine El Khayati , Rachid Elouahbi , Abdelillah Semma

Handwritten digit or numeral recognition is one of the classical issues in the area of pattern recognition and has seen tremendous advancement because of the recent wide availability of computing resources. Plentiful works have already done…

计算机视觉与模式识别 · 计算机科学 2021-03-16 Md Fahim Sikder

We propose a novel scheme for improving the word recognition accuracy using word image embeddings. We use a trained text recognizer, which can predict multiple text hypothesis for a given word image. Our fusion scheme improves the…

计算机视觉与模式识别 · 计算机科学 2020-10-28 Siddhant Bansal , Praveen Krishnan , C. V. Jawahar

A novel approach for recognition of handwritten compound Bangla characters, along with the Basic characters of Bangla alphabet, is presented here. Compared to English like Roman script, one of the major stumbling blocks in Optical Character…

计算机视觉与模式识别 · 计算机科学 2010-03-25 Nibaran Das , Bindaban Das , Ram Sarkar , Subhadip Basu , Mahantapas Kundu , Mita Nasipuri

Classification techniques for images of handwritten characters are susceptible to noise. Quadtrees can be an efficient representation for learning from sparse features. In this paper, we improve the effectiveness of probabilistic quadtrees…

计算机视觉与模式识别 · 计算机科学 2018-06-22 Manohar Karki , Qun Liu , Robert DiBiano , Saikat Basu , Supratik Mukhopadhyay

Recent advancements in the field of computer vision with the help of deep neural networks have led us to explore and develop many existing challenges that were once unattended due to the lack of necessary technologies. Hand Sign/Gesture…

计算机视觉与模式识别 · 计算机科学 2023-05-12 Shahjalal Ahmed , Md. Rafiqul Islam , Jahid Hassan , Minhaz Uddin Ahmed , Bilkis Jamal Ferdosi , Sanjay Saha , Md. Shopon

Diffusion models have demonstrated their ability to generate diverse and high-quality images, sparking considerable interest in their potential for real image editing applications. However, existing diffusion-based approaches for local…

计算机视觉与模式识别 · 计算机科学 2025-07-22 Wenjing Huang , Shikui Tu , Lei Xu

Diffusion speech enhancement on discrete audio codec features gain immense attention due to their improved speech component reconstruction capability. However, they usually suffer from high inference computational complexity due to multiple…

音频与语音处理 · 电气工程与系统科学 2026-01-30 Yihui Fu , Tim Fingscheidt

Diffusion Language Models (DLMs) have recently achieved significant success due to their any-order generation capabilities. However, existing inference methods typically rely on local, immediate-step metrics such as confidence or entropy…

计算与语言 · 计算机科学 2025-12-03 Kecheng Chen , Ziru Liu , Xijia Tao , Hui Liu , Xinyu Fu , Suiyun Zhang , Dandan Tu , Lingpeng Kong , Rui Liu , Haoliang Li