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Diffusion models have achieved great success in modeling continuous data modalities such as images, audio, and video, but have seen limited use in discrete domains such as language. Recent attempts to adapt diffusion to language have…

计算与语言 · 计算机科学 2023-11-08 Justin Lovelace , Varsha Kishore , Chao Wan , Eliot Shekhtman , Kilian Q. Weinberger

A wide range of applications require learning image generation models whose latent space effectively captures the high-level factors of variation present in the data distribution. The extent to which a model represents such variations…

计算机视觉与模式识别 · 计算机科学 2021-11-09 Avinandan Bose , Aniket Das , Yatin Dandi , Piyush Rai

Most modern probabilistic generative models, such as the variational autoencoder (VAE), have certain indeterminacies that are unresolvable even with an infinite amount of data. Different tasks tolerate different indeterminacies, however…

机器学习 · 统计学 2023-03-06 Quanhan Xi , Benjamin Bloem-Reddy

Joint machine learning models that allow synthesizing and classifying data often offer uneven performance between those tasks or are unstable to train. In this work, we depart from a set of empirical observations that indicate the…

机器学习 · 计算机科学 2023-04-06 Kamil Deja , Tomasz Trzcinski , Jakub M. Tomczak

In the era of generative AI, deep generative models (DGMs) with latent representations have gained tremendous popularity. Despite their impressive empirical performance, the statistical properties of these models remain underexplored. DGMs…

机器学习 · 统计学 2025-08-07 Seunghyun Lee , Yuqi Gu

Deep generative models like VAEs and diffusion models have advanced various generation tasks by leveraging latent variables to learn data distributions and generate high-quality samples. Despite the field of explainable AI making strides in…

机器学习 · 计算机科学 2025-12-22 Mengdan Zhu , Raasikh Kanjiani , Jiahui Lu , Andrew Choi , Qirui Ye , Liang Zhao

We develop VSD, a method for conditioning a generative model of discrete, combinatorial designs on a rare desired class by efficiently evaluating a black-box (e.g. experiment, simulation) in a batch sequential manner. We call this task…

机器学习 · 统计学 2025-11-24 Daniel M. Steinberg , Rafael Oliveira , Cheng Soon Ong , Edwin V. Bonilla

An implicit goal in works on deep generative models is that such models should be able to generate novel examples that were not previously seen in the training data. In this paper, we investigate to what extent this property holds for…

机器学习 · 计算机科学 2018-12-27 Alican Bozkurt , Babak Esmaeili , Dana H. Brooks , Jennifer G. Dy , Jan-Willem van de Meent

Multi-modal data-sets are ubiquitous in modern applications, and multi-modal Variational Autoencoders are a popular family of models that aim to learn a joint representation of the different modalities. However, existing approaches suffer…

机器学习 · 计算机科学 2023-12-19 Mustapha Bounoua , Giulio Franzese , Pietro Michiardi

Depending on the node ordering, an adjacency matrix can highlight distinct characteristics of a graph. Deriving a "proper" node ordering is thus a critical step in visualizing a graph as an adjacency matrix. Users often try multiple matrix…

人机交互 · 计算机科学 2022-03-09 Oh-Hyun Kwon , Chiun-How Kao , Chun-houh Chen , Kwan-Liu Ma

Generative models, such as large language models and text-to-image diffusion models, produce relevant information when presented a query. Different models may produce different information when presented the same query. As the landscape of…

机器学习 · 计算机科学 2025-01-20 Aranyak Acharyya , Michael W. Trosset , Carey E. Priebe , Hayden S. Helm

Building world models that accurately and comprehensively represent the real world is the utmost aspiration for conditional image generative models as it would enable their use as world simulators. For these models to be successful world…

计算机视觉与模式识别 · 计算机科学 2024-06-18 Pietro Astolfi , Marlene Careil , Melissa Hall , Oscar Mañas , Matthew Muckley , Jakob Verbeek , Adriana Romero Soriano , Michal Drozdzal

The use of evolutionary methods in design and art is increasing in diversity and popularity. Approaches to using these methods for creative production typically focus either on optimisation or exploration. In this paper we introduce an…

神经与进化计算 · 计算机科学 2021-02-12 Camilo Cruz Gambardella , Jon McCormack

Generative modeling of 3D shapes has become an important problem due to its relevance to many applications across Computer Vision, Graphics, and VR. In this paper we build upon recently introduced 3D mesh-convolutional Variational…

机器学习 · 计算机科学 2019-06-11 Jake Levinson , Avneesh Sud , Ameesh Makadia

Graphs are ubiquitous data structures for representing interactions between entities. With an emphasis on the use of graphs to represent chemical molecules, we explore the task of learning to generate graphs that conform to a distribution…

机器学习 · 计算机科学 2019-03-08 Qi Liu , Miltiadis Allamanis , Marc Brockschmidt , Alexander L. Gaunt

Unsupervised discovery of latent representations, in addition to being useful for density modeling, visualisation and exploratory data analysis, is also increasingly important for learning features relevant to discriminative tasks.…

机器学习 · 统计学 2011-10-27 Jasper Snoek , Ryan Prescott Adams , Hugo Larochelle

Developing deep generative models has been an emerging field due to the ability to model and generate complex data for various purposes, such as image synthesis and molecular design. However, the advancement of deep generative models is…

Adapting neural networks to new tasks typically requires task-specific fine-tuning, which is time-consuming and reliant on labeled data. We explore a generative alternative that produces task-specific parameters directly from task identity,…

机器学习 · 计算机科学 2025-06-24 Lijun Zhang , Xiao Liu , Hui Guan

Recent generative models can synthesize "views" of artificial images that mimic real-world variations, such as changes in color or pose, simply by learning from unlabeled image collections. Here, we investigate whether such views can be…

计算机视觉与模式识别 · 计算机科学 2021-04-30 Lucy Chai , Jun-Yan Zhu , Eli Shechtman , Phillip Isola , Richard Zhang

We extend the framework of variational autoencoders to represent transformations explicitly in the latent space. In the family of hierarchical graphical models that emerges, the latent space is populated by higher order objects that are…

机器学习 · 计算机科学 2020-04-24 Giorgio Giannone , Saeed Saremi , Jonathan Masci , Christian Osendorfer