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In this paper we elaborate on the structure of the Generalized Lotka-Volterra (GLV) form for nonlinear differential equations. We discuss here the algebraic properties of the GLV family, such as the invariance under quasimonomial…

生物物理 · 物理学 2019-10-31 Benito Hernández-Bermejo , V. Fairén

We introduce several techniques for sampling and visualizing the latent spaces of generative models. Replacing linear interpolation with spherical linear interpolation prevents diverging from a model's prior distribution and produces…

神经与进化计算 · 计算机科学 2016-12-07 Tom White

This work presents the first statistical performance guarantees for group-invariant generative models. Many real data, such as images and molecules, are invariant to certain group symmetries, which can be taken advantage of to learn more…

机器学习 · 统计学 2025-03-12 Ziyu Chen , Markos A. Katsoulakis , Luc Rey-Bellet , Wei Zhu

Generative adversarial networks (GANs) are powerful generative models, but usually suffer from instability and generalization problem which may lead to poor generations. Most existing works focus on stabilizing the training of the…

机器学习 · 计算机科学 2020-04-29 Shufei Zhang , Zhuang Qian , Kaizhu Huang , Jimin Xiao , Yuan He

Generative Adversarial Networks (Goodfellow et al., 2014), a major breakthrough in the field of generative modeling, learn a discriminator to estimate some distance between the target and the candidate distributions. This paper examines…

机器学习 · 统计学 2018-07-27 Victor Berger , Michèle Sebag

The GANs are generative models whose random samples realistically reflect natural images. It also can generate samples with specific attributes by concatenating a condition vector into the input, yet research on this field is not well…

机器学习 · 计算机科学 2016-11-07 Hanock Kwak , Byoung-Tak Zhang

The effectiveness of biosignal generation and data augmentation with biosignal generative models based on generative adversarial networks (GANs), which are a type of deep learning technique, was demonstrated in our previous paper. GAN-based…

机器学习 · 计算机科学 2023-03-03 Shota Harada , Hideaki Hayashi , Seiichi Uchida

To describe population dynamics, it is crucial to take into account jointly evolution mechanisms and spatial motion. However, the models which include these both aspects, are not still well-understood. Can we extend the existing results on…

偏微分方程分析 · 数学 2014-01-07 Hélène Leman , Sylvie Meleard , Sepideh Mirrahimi

Distributed coevolutionary Generative Adversarial Network (GAN) training has empirically shown success in overcoming GAN training pathologies. This is mainly due to diversity maintenance in the populations of generators and discriminators…

神经与进化计算 · 计算机科学 2020-08-05 Jamal Toutouh , Erik Hemberg , Una-May O'Reilly

We propose a framework of generative adversarial networks with multiple discriminators, which collaborate to represent a real dataset more effectively. Our approach facilitates learning a generator consistent with the underlying data…

机器学习 · 计算机科学 2024-04-04 Jinyoung Choi , Bohyung Han

One of the biggest challenges in the research of generative adversarial networks (GANs) is assessing the quality of generated samples and detecting various levels of mode collapse. In this work, we construct a novel measure of performance…

机器学习 · 计算机科学 2018-06-12 Valentin Khrulkov , Ivan Oseledets

Generative Adversarial Networks have shown remarkable success in learning a distribution that faithfully recovers a reference distribution in its entirety. However, in some cases, we may want to only learn some aspects (e.g., cluster or…

机器学习 · 计算机科学 2019-05-16 Charlotte Bunne , David Alvarez-Melis , Andreas Krause , Stefanie Jegelka

Correcting measured detector-level distributions to particle-level is essential to make data usable outside the experimental collaborations. The term unfolding is used to describe this procedure. A new method of unfolding data using a…

数据分析、统计与概率 · 物理学 2018-08-07 Kaustuv Datta , Deepak Kar , Debarati Roy

Generative models learn the distribution of data from a sample dataset and can then generate new data instances. Recent advances in deep learning has brought forth improvements in generative model architectures, and some state-of-the-art…

密码学与安全 · 计算机科学 2021-07-30 Luke A. Bauer , Vincent Bindschaedler

We introduce a new predator-prey model by replacing the growth and predation constant by a square matrix, and the population density as a population vector. The classical Lotka-Volterra model describes a population that either modulates or…

种群与进化 · 定量生物学 2024-12-31 Pico Gilman , Steven J. Miller , Daeyoung Son , Saad Waheed , Janine Wang

Over the past years, Generative Adversarial Networks (GANs) have shown a remarkable generation performance especially in image synthesis. Unfortunately, they are also known for having an unstable training process and might loose parts of…

机器学习 · 计算机科学 2019-11-18 Teodora Pandeva , Matthias Schubert

We present a technique to synthesize and analyze volume-rendered images using generative models. We use the Generative Adversarial Network (GAN) framework to compute a model from a large collection of volume renderings, conditioned on (1)…

图形学 · 计算机科学 2019-07-18 Matthew Berger , Jixian Li , Joshua A. Levine

Identifying anomalies refers to detecting samples that do not resemble the training data distribution. Many generative models have been used to find anomalies, and among them, generative adversarial network (GAN)-based approaches are…

机器学习 · 计算机科学 2022-01-03 Laya Rafiee Sevyeri , Thomas Fevens

Motivated by the interaction between cells, the recently introduced concept of Neural Cellular Automata shows promising results in a variety of tasks. So far, this concept was mostly used to generate images for a single scenario. As each…

神经与进化计算 · 计算机科学 2021-08-11 Maximilian Otte , Quentin Delfosse , Johannes Czech , Kristian Kersting

A generative adversarial network (GAN) is a class of machine learning frameworks designed by Goodfellow et al. in 2014. In the GAN framework, the generative model is pitted against an adversary: a discriminative model that learns to…

机器学习 · 计算机科学 2022-10-13 Lan V. Truong