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Symbolic Regression (SR) tries to reveal the hidden equations behind observed data. However, most methods search within a discrete equation space, where the structural modifications of equations rarely align with their numerical behavior,…

机器学习 · 计算机科学 2026-02-25 Qian Li , Yuxiao Hu , Juncheng Liu , Yuntian Chen

Score-based diffusion models provide a powerful way to model images using the gradient of the data distribution. Leveraging the learned score function as a prior, here we introduce a way to sample data from a conditional distribution given…

图像与视频处理 · 电气工程与系统科学 2022-07-19 Hyungjin Chung , Jong Chul Ye

Most existing generative models are limited to learning a single probability distribution from the training data and cannot generalize to novel distributions for unseen data. An architecture that can generate samples from both trained…

机器学习 · 计算机科学 2024-10-16 Xinyu Liao , Aoyang Qin , Jacob Seidman , Junqi Wang , Wei Wang , Paris Perdikaris

In multi-stage recommender systems, reranking optimizes overall utility by capturing intra-list contextual dependencies, yet its central challenge lies in exploring optimal sequences within an exponentially large permutation space. Recent…

信息检索 · 计算机科学 2026-05-26 Chaotian Song , Jingyao Zhang , Chenghao Chen , Zisen Sang , Dehai Zhao , Guodong Cao , Boxi Wu , Deng Cai , Jia Jia

Score-based Generative Models (SGMs) have demonstrated exceptional synthesis outcomes across various tasks. However, the current design landscape of the forward diffusion process remains largely untapped and often relies on physical…

机器学习 · 计算机科学 2023-10-13 Kushagra Pandey , Stephan Mandt

Mathematical problem generation (MPG) is a significant research direction in the field of intelligent education. In recent years, the rapid development of large language models (LLMs) has enabled new technological approaches to…

人工智能 · 计算机科学 2026-01-21 Yifei Sun , Yongan Li , A. K. Qin , Sicheng Hou , Tamas Pflanzner

Problem decomposition plays a vital role when applying cooperative coevolution (CC) to large scale global optimization problems. However, most learning-based decomposition algorithms either only apply to additively separable problems or…

神经与进化计算 · 计算机科学 2021-01-20 An Chen , Zhigang Ren , Muyi Wang , Yongsheng Liang , Hanqing Liu , Wenhao Du

Score-based generative models require guidance in order to generate plausible, on-manifold samples. The most popular guidance method, Classifier-Free Guidance (CFG), is only applicable in settings with labeled data and requires training an…

计算机视觉与模式识别 · 计算机科学 2025-12-01 Eric Yeats , Darryl Hannan , Wilson Fearn , Timothy Doster , Henry Kvinge , Scott Mahan

In Symbolic Regression (SR), Genetic Programming (GP) is a popular search algorithm that delivers state-of-the-art results in term of accuracy. Its success relies on the concept of neutrality, which induces large plateaus that the search…

机器学习 · 计算机科学 2025-11-04 Fabricio Olivetti de Franca , Gabriel Kronberger

Physics-informed deep learning approaches have been developed to solve forward and inverse stochastic differential equation (SDE) problems with high-dimensional stochastic space. However, the existing deep learning models have difficulties…

计算物理 · 物理学 2026-03-05 Shaoqian Zhou , Wen You , Ling Guo , Xuhui Meng

Generative recommendation models sequence generation to produce items end-to-end, but training from behavioral logs often provides weak supervision on underlying user intent. Although Large Language Models (LLMs) offer rich semantic priors…

信息检索 · 计算机科学 2026-02-26 Jie Jiang , Hongbo Tang , Wenjie Wu , Yangru Huang , Zhenmao Li , Qian Li , Changping Wang , Jun Zhang , Huan Yu

Zero-shot learning (ZSL) aims to recognize objects from novel unseen classes without any training data. Recently, structure-transfer based methods are proposed to implement ZSL by transferring structural knowledge from the semantic…

计算机视觉与模式识别 · 计算机科学 2017-11-21 Bo Zhao , Xinwei Sun , Yuan Yao , Yizhou Wang

Most deep learning models are based on deep neural networks with multiple layers between input and output. The parameters defining these layers are initialized using random values and are "learned" from data, typically using stochastic…

机器学习 · 计算机科学 2019-03-05 Prakash Mohan , Marc T. Henry de Frahan , Ryan King , Ray W. Grout

Retrieval-augmented generation (RAG) is widely used to augment large language models (LLMs) with external knowledge. However, many benchmark datasets, designed to test RAG performance, comprise many questions that can already be answered…

计算与语言 · 计算机科学 2026-05-12 Jiayi Liu , Jiaxing Zhang , Bowen Jin , Jennifer Neville

Software Reliability Growth Models (SRGMs) are widely used to predict software reliability based on defect discovery data collected during testing or operational phases. However, their predictive accuracy often degrades in data-scarce…

软件工程 · 计算机科学 2025-09-23 Taehyoun Kim , Duksan Ryu , Jongmoon Baik

Learning generative models directly from corrupted observations is a long standing challenge across natural and scientific domains. We introduce Restoration Score Distillation (RSD), a unified framework for learning high fidelity, one step…

机器学习 · 计算机科学 2026-03-19 Yasi Zhang , Tianyu Chen , Zhendong Wang , Ying Nian Wu , Mingyuan Zhou , Oscar Leong

Low-resource target-language generation is often limited by scarce parallel data, while high-resource source-language monolingual data is abundant but difficult to use with standard supervised fine-tuning. We propose Source-Grounded…

计算与语言 · 计算机科学 2026-05-29 Zeli Su , Ziyin Zhang , Zewei Pan , Zhou Liu , Dingcheng Huang , Dehan Li , Zhankai Xu , Longfei Zheng , Xiaolu Zhang , Jun Zhou , Wentao Zhang

Score-based diffusion models demonstrate superior performance in generative tasks but encounter fundamental bottlenecks in inverse problems due to the analytical intractability of the time-dependent likelihood score. To bridge this gap, we…

最优化与控制 · 数学 2026-05-28 Boyang Zhang , Zhiguo Wang , Ya-Feng Liu

Score-based (denoising diffusion) generative models have recently gained a lot of success in generating realistic and diverse data. These approaches define a forward diffusion process for transforming data to noise and generate data by…

机器学习 · 计算机科学 2021-06-01 Alexia Jolicoeur-Martineau , Ke Li , Rémi Piché-Taillefer , Tal Kachman , Ioannis Mitliagkas

Generative Recommendation (GR) has emerged as a transformative paradigm with its end-to-end generation advantages. However, existing GR methods primarily focus on direct Semantic ID (SID) generation from interaction sequences, failing to…

信息检索 · 计算机科学 2026-05-19 Zihao Guo , Jian Wang , Ruxin Zhou , Youhua Liu , Jiawei Guo , Jun Zhao , Xiaoxiao Xu , Yongqi Liu , Kaiqiao Zhan