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Scene Graph Generation (SGG) has achieved significant progress recently. However, most previous works rely heavily on fixed-size entity representations based on bounding box proposals, anchors, or learnable queries. As each representation's…

计算机视觉与模式识别 · 计算机科学 2023-09-08 Hengyue Liu , Bir Bhanu

Training-free guided sampling in diffusion models leverages off-the-shelf pre-trained networks, such as an aesthetic evaluation model, to guide the generation process. Current training-free guided sampling algorithms obtain the guidance…

计算机视觉与模式识别 · 计算机科学 2023-12-20 Jiachun Pan , Hanshu Yan , Jun Hao Liew , Jiashi Feng , Vincent Y. F. Tan

We present a novel information-preserving Chaos Game Representation (CGR) method, also called Reverse-CGR (R-CGR), for biological sequence analysis that addresses the fundamental limitation of traditional CGR approaches - the loss of…

机器学习 · 计算机科学 2025-09-25 Sarwan Ali

Molecule generation is a challenging open problem in cheminformatics. Currently, deep generative approaches addressing the challenge belong to two broad categories, differing in how molecules are represented. One approach encodes molecular…

机器学习 · 统计学 2020-11-02 Marco Podda , Davide Bacciu , Alessio Micheli

Symbolic regression (SR) aims to discover concise closed-form mathematical equations from data, a task fundamental to scientific discovery. However, the problem is highly challenging because closed-form equations lie in a complex…

机器学习 · 计算机科学 2024-01-02 Samuel Holt , Zhaozhi Qian , Mihaela van der Schaar

Fine-grained visual classification can be addressed by deep representation learning under supervision of manually pre-defined targets (e.g., one-hot or the Hadamard codes). Such target coding schemes are less flexible to model inter-class…

计算机视觉与模式识别 · 计算机科学 2022-08-23 Kangjun Liu , Ke Chen , Kui Jia

Many applications of deep learning for image generation use perceptual losses for either training or fine-tuning of the generator networks. The use of perceptual loss however incurs repeated forward-backward passes in a large image…

机器学习 · 计算机科学 2021-05-06 Dmitry Nikulin , Roman Suvorov , Aleksei Ivakhnenko , Victor Lempitsky

Molecular representation learning has shown great success in advancing AI-based drug discovery. The core of many recent works is based on the fact that the 3D geometric structure of molecules provides essential information about their…

机器学习 · 计算机科学 2024-10-23 Jiying Zhang , Zijing Liu , Yu Wang , Yu Li

Recently, template-based (TB) and template-free (TF) molecule graph learning methods have shown promising results to retrosynthesis. TB methods are more accurate using pre-encoded reaction templates, and TF methods are more scalable by…

机器学习 · 计算机科学 2022-02-17 Zhangyang Gao , Cheng Tan , Lirong Wu , Stan Z. Li

Retrieval-augmented generation (RAG) has emerged as a pivotal method for expanding the knowledge of large language models. To handle complex queries more effectively, researchers developed Adaptive-RAG (A-RAG) to enhance the generated…

人工智能 · 计算机科学 2025-05-27 Jie Ou , Jinyu Guo , Shuaihong Jiang , Zhaokun Wang , Libo Qin , Shunyu Yao , Wenhong Tian

Retrieval-Augmented Generation (RAG) offers a cost-effective approach to injecting real-time knowledge into large language models (LLMs). Nevertheless, constructing and validating high-quality knowledge repositories require considerable…

计算与语言 · 计算机科学 2024-05-28 Xun Liang , Simin Niu , Zhiyu li , Sensen Zhang , Shichao Song , Hanyu Wang , Jiawei Yang , Feiyu Xiong , Bo Tang , Chenyang Xi

Continuous-time dynamic graphs (CTDGs) are essential for modeling interconnected, evolving systems. Traditional methods for extracting knowledge from these graphs often depend on feature engineering or deep learning. Feature engineering is…

机器学习 · 计算机科学 2024-11-08 Ahmad Naser Eddin , Jacopo Bono , David Aparício , Hugo Ferreira , Pedro Ribeiro , Pedro Bizarro

We present an extension of our Molecular Transformer architecture combined with a hyper-graph exploration strategy for automatic retrosynthesis route planning without human intervention. The single-step retrosynthetic model sets a new state…

Score-based models have recently been introduced as a richer framework to model distributions in high dimensions and are generally more suitable for generative tasks. In score-based models, a generative task is formulated using a parametric…

机器学习 · 计算机科学 2023-02-07 Harsh Mishra , Jurijs Nazarovs , Manmohan Dogra , Sathya N. Ravi

Guidance techniques are commonly used in diffusion and flow models to improve image quality and input consistency for conditional generative tasks such as class-conditional and text-to-image generation. In particular, classifier-free…

计算机视觉与模式识别 · 计算机科学 2025-12-01 Tariq Berrada Ifriqi , Adriana Romero-Soriano , Michal Drozdzal , Jakob Verbeek , Karteek Alahari

Motivation: Despite its great success in various physical modeling, differential geometry (DG) has rarely been devised as a versatile tool for analyzing large, diverse and complex molecular and biomolecular datasets due to the limited…

定量方法 · 定量生物学 2018-06-12 Duc Duy Nguyen , Guo-Wei Wei

Latent Consistency Distillation (LCD) has emerged as a promising paradigm for efficient text-to-image synthesis. By distilling a latent consistency model (LCM) from a pre-trained teacher latent diffusion model (LDM), LCD facilitates the…

计算机视觉与模式识别 · 计算机科学 2024-10-10 Jiachen Li , Weixi Feng , Wenhu Chen , William Yang Wang

Dynamic graph representation learning has emerged as a crucial research area, driven by the growing need for analyzing time-evolving graph data in real-world applications. While recent approaches leveraging recurrent neural networks (RNNs)…

机器学习 · 计算机科学 2024-10-28 Shengxiang Hu , Guobing Zou , Song Yang , Shiyi Lin , Yanglan Gan , Bofeng Zhang

Learning low-dimensional representations of single-cell transcriptomics has become instrumental to its downstream analysis. The state of the art is currently represented by neural network models such as variational autoencoders (VAEs) which…

机器学习 · 计算机科学 2024-02-01 Viktoria Schuster , Anders Krogh

Dataset distillation has emerged as an effective strategy, significantly reducing training costs and facilitating more efficient model deployment. Recent advances have leveraged generative models to distill datasets by capturing the…

计算机视觉与模式识别 · 计算机科学 2025-05-27 Jeffrey A. Chan-Santiago , Praveen Tirupattur , Gaurav Kumar Nayak , Gaowen Liu , Mubarak Shah