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Visual autoregressive (AR) generation offers a promising path toward unifying vision and language models, yet its performance remains suboptimal against diffusion models. Prior work often attributes this gap to tokenizer limitations and…

计算机视觉与模式识别 · 计算机科学 2025-10-07 Qiyuan He , Yicong Li , Haotian Ye , Jinghao Wang , Xinyao Liao , Pheng-Ann Heng , Stefano Ermon , James Zou , Angela Yao

In clinical treatment, identifying potential adverse reactions of drugs can help assist doctors in making medication decisions. In response to the problems in previous studies that features are high-dimensional and sparse, independent…

定量方法 · 定量生物学 2024-07-30 Yufeng Li , Wenchao Zhao , Bo Dang , Xu Yan , Weimin Wang , Min Gao , Mingxuan Xiao

Existing fine-grained image retrieval (FGIR) methods predominantly rely on supervision from predefined categories to learn discriminative representations for retrieving fine-grained objects. However, they inadvertently introduce…

计算机视觉与模式识别 · 计算机科学 2025-07-30 Shijie Wang , Jian Shi , Haojie Li

Reinforcement learning with verifiable rewards (RLVR) is a promising approach for improving code generation in large language models, but its effectiveness is limited by weak and static verification signals in existing coding RL datasets.…

计算与语言 · 计算机科学 2026-03-16 Chi Ruan , Dongfu Jiang , Huaye Zeng , Ping Nie , Wenhu Chen

In this paper, we propose a framework centering around a novel architecture called the Event Decomposition Recomposition Network (EDRNet) to tackle the Audio-Visual Event (AVE) localization problem in the supervised and weakly supervised…

计算机视觉与模式识别 · 计算机科学 2021-12-23 Varshanth R. Rao , Md Ibrahim Khalil , Haoda Li , Peng Dai , Juwei Lu

Due to the rare occurrence of anomalous events, a typical approach to anomaly detection is to train an autoencoder (AE) with normal data only so that it learns the patterns or representations of the normal training data. At test time, the…

机器学习 · 计算机科学 2024-05-20 Marcella Astrid , Muhammad Zaigham Zaheer , Djamila Aouada , Seung-Ik Lee

The safety of medical products continues to be a significant health concern worldwide. Spontaneous reporting systems (SRS) and pharmacovigilance databases are essential tools for postmarketing surveillance of medical products. Various SRS…

统计计算 · 统计学 2024-10-03 Anran Liu , Raktim Mukhopadhyay , Marianthi Markatou

Representation learning has overcome the often arduous and manual featurization of networks through (unsupervised) feature learning as it results in embeddings that can apply to a variety of downstream learning tasks. The focus of…

机器学习 · 计算机科学 2021-01-01 Piotr Bielak , Tomasz Kajdanowicz , Nitesh V. Chawla

The vector representations of fixed dimensionality for words (in text) offered by Word2Vec have been shown to be very useful in many application scenarios, in particular due to the semantic information they carry. This paper proposes a…

声音 · 计算机科学 2016-06-14 Yu-An Chung , Chao-Chung Wu , Chia-Hao Shen , Hung-Yi Lee , Lin-Shan Lee

Most advanced unsupervised anomaly detection (UAD) methods rely on modeling feature representations of frozen encoder networks pre-trained on large-scale datasets, e.g. ImageNet. However, the features extracted from the encoders that are…

计算机视觉与模式识别 · 计算机科学 2023-10-25 Jia Guo , Shuai Lu , Lize Jia , Weihang Zhang , Huiqi Li

An adverse drug effect (ADE) is any harmful event resulting from medical drug treatment. Despite their importance, ADEs are often under-reported in official channels. Some research has therefore turned to detecting discussions of ADEs in…

计算与语言 · 计算机科学 2024-07-03 Dorothea MacPhail , David Harbecke , Lisa Raithel , Sebastian Möller

Autoencoder (AE) is a neural network (NN) architecture that is trained to reconstruct an input at its output. By measuring the reconstruction errors of new input samples, AE can detect anomalous samples deviated from the trained data…

机器学习 · 计算机科学 2023-02-16 Jinho Choi , Jihong Park , Abhinav Japesh , Adarsh

In process mining, process models are extracted from event logs using process discovery algorithms and are commonly assessed using multiple quality dimensions. While the metrics that measure the relationship of an extracted process model to…

人工智能 · 计算机科学 2020-11-04 Julian Theis , Houshang Darabi

Analyzing multi-way measurements with variations across one mode of the dataset is a challenge in various fields including data mining, neuroscience and chemometrics. For example, measurements may evolve over time or have unaligned time…

机器学习 · 计算机科学 2022-09-07 Marie Roald , Carla Schenker , Vince D. Calhoun , Tülay Adalı , Rasmus Bro , Jeremy E. Cohen , Evrim Acar

Reliably detecting anomalies in a given set of images is a task of high practical relevance for visual quality inspection, surveillance, or medical image analysis. Autoencoder neural networks learn to reconstruct normal images, and hence…

机器学习 · 计算机科学 2019-01-21 Laura Beggel , Michael Pfeiffer , Bernd Bischl

Side effects of prescribed medications are a common occurrence. Electronic healthcare databases present the opportunity to identify new side effects efficiently but currently the methods are limited due to confounding (i.e. when an…

数据库 · 计算机科学 2016-11-17 Jenna M. Reps , Uwe Aickelin , Jiangang Ma , Yanchun Zhang

Advection-Diffusion-Reaction (ADR) Partial Differential Equations (PDEs) appear in a wide spectrum of applications such as chemical reactors, concentration flows, and biological systems. A large number of these applications require the…

系统与控制 · 电气工程与系统科学 2022-03-29 Ahmed Elkhashap , Dirk Abel

The globalization of the Integrated Circuit (IC) market is attracting an ever-growing number of partners, while remarkably lengthening the supply chain. Thereby, security concerns, such as those imposed by functional Reverse Engineering…

密码学与安全 · 计算机科学 2022-08-24 Tim Bucher , Lilas Alrahis , Guilherme Paim , Sergio Bampi , Ozgur Sinanoglu , Hussam Amrouch

Variational autoencoders (VAEs) have recently been shown to be vulnerable to adversarial attacks, wherein they are fooled into reconstructing a chosen target image. However, how to defend against such attacks remains an open problem. We…

机器学习 · 统计学 2021-02-01 Matthew Willetts , Alexander Camuto , Tom Rainforth , Stephen Roberts , Chris Holmes

Variational autoencoder (VAE) is a popular method for drug discovery and there had been a great deal of architectures and pipelines proposed to improve its performance. But the VAE model itself suffers from deficiencies such as poor…

机器学习 · 计算机科学 2022-12-07 Chenghui Zhou , Barnabas Poczos