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Devising domain- and model-agnostic evaluation metrics for generative models is an important and as yet unresolved problem. Most existing metrics, which were tailored solely to the image synthesis setup, exhibit a limited capacity for…

机器学习 · 计算机科学 2022-07-14 Ahmed M. Alaa , Boris van Breugel , Evgeny Saveliev , Mihaela van der Schaar

Shannon entropy is widely used to measure the complexity of DNA sequences but suffers from saturation effects that limit its discriminative power for long uniform segments. We introduce a novel metric, the entropy rank ratio R, which…

信息论 · 计算机科学 2025-11-10 Emmanuel Pio Pastore , Giuseppe Passarino , Peppino Sapia , Francesco De Rango

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

We demonstrate that Gini coefficients can be used as unified metrics to evaluate many-versus-many (all-to-all) similarity in vector spaces. Our analysis of various image datasets shows that images with the highest Gini coefficients tend to…

人工智能 · 计算机科学 2024-11-13 Ben Fauber

We propose a new sufficient dimension reduction approach designed deliberately for high-dimensional classification. This novel method is named maximal mean variance (MMV), inspired by the mean variance index first proposed by Cui, Li and…

统计方法学 · 统计学 2018-12-11 Xin Chen , Jingjing Wu , Zhigang Yao , Jia Zhang

Recent advances in generative modeling have led to an increased interest in the study of statistical divergences as means of model comparison. Commonly used evaluation methods, such as the Frechet Inception Distance (FID), correlate well…

机器学习 · 统计学 2018-10-30 Mehdi S. M. Sajjadi , Olivier Bachem , Mario Lucic , Olivier Bousquet , Sylvain Gelly

Modern generative models are roughly divided into two main categories: (1) models that can produce high-quality random samples, but cannot estimate the exact density of new data points and (2) those that provide exact density estimation, at…

机器学习 · 计算机科学 2022-06-24 Omri Ben-Dov , Pravir Singh Gupta , Victoria Fernandez Abrevaya , Michael J. Black , Partha Ghosh

Deep generative models are powerful tools that have produced impressive results in recent years. These advances have been for the most part empirically driven, making it essential that we use high quality evaluation metrics. In this paper,…

机器学习 · 统计学 2018-06-22 Shane Barratt , Rishi Sharma

Measuring the generalization capacity of Deep Generative Models (DGMs) is difficult because of the curse of dimensionality. Evaluation metrics for DGMs such as Inception Score, Fr\'echet Inception Distance, Precision-Recall, and Neural Net…

机器学习 · 计算机科学 2021-05-25 Hoang Thanh-Tung , Truyen Tran

The algorithms of multi-objective optimisation had a relative growth in the last years. Thereby, it's requires some way of comparing the results of these. In this sense, performance measures play a key role. In general, it's considered some…

神经与进化计算 · 计算机科学 2018-10-30 Thiago Santos , Sebastiao Xavier

In commonsense generation, given a set of input concepts, a model must generate a response that is not only commonsense bearing, but also capturing multiple diverse viewpoints. Numerous evaluation metrics based on form- and content-level…

计算与语言 · 计算机科学 2025-06-03 Tianhui Zhang , Bei Peng , Danushka Bollegala

The decoder-based machine learning generative algorithms such as Generative Adversarial Networks (GAN), Variational Auto-Encoders (VAE), Transformers show impressive results when constructing objects similar to those in a training ensemble.…

计算机视觉与模式识别 · 计算机科学 2024-02-20 Gabriel Turinici

The massive developments of generative model frameworks require principled methods for the evaluation of a model's novelty compared to a reference dataset. While the literature has extensively studied the evaluation of the quality,…

机器学习 · 计算机科学 2024-06-17 Jingwei Zhang , Cheuk Ting Li , Farzan Farnia

Evaluation metrics in image synthesis play a key role to measure performances of generative models. However, most metrics mainly focus on image fidelity. Existing diversity metrics are derived by comparing distributions, and thus they…

计算机视觉与模式识别 · 计算机科学 2022-06-28 Jiyeon Han , Hwanil Choi , Yunjey Choi , Junho Kim , Jung-Woo Ha , Jaesik Choi

Visual Autoregressive (VAR) models have recently garnered significant attention for their innovative next-scale prediction paradigm, offering notable advantages in both inference efficiency and image quality compared to traditional…

计算机视觉与模式识别 · 计算机科学 2025-11-24 Tong Wang , Guanyu Yang , Nian Liu , Kai Wang , Yaxing Wang , Abdelrahman M Shaker , Salman Khan , Fahad Shahbaz Khan , Senmao Li

Semisupervised text classification has become a major focus of research over the past few years. Hitherto, most of the research has been based on supervised learning, but its main drawback is the unavailability of labeled data samples in…

机器学习 · 计算机科学 2021-11-17 Shivani Malhotra , Vinay Kumar , Alpana Agarwal

Devising indicative evaluation metrics for the image generation task remains an open problem. The most widely used metric for measuring the similarity between real and generated images has been the Fr\'echet Inception Distance (FID) score.…

计算机视觉与模式识别 · 计算机科学 2020-06-30 Muhammad Ferjad Naeem , Seong Joon Oh , Youngjung Uh , Yunjey Choi , Jaejun Yoo

Quality and diversity have been proposed as reasonable heuristics for assessing content generated by co-creative systems, but to date there has been little agreement around what constitutes the latter or how to measure it. Proposed…

计算机视觉与模式识别 · 计算机科学 2024-03-22 Francisco Ibarrola , Kazjon Grace

Generative models are increasingly able to produce remarkably high quality images and text. The community has developed numerous evaluation metrics for comparing generative models. However, these metrics do not effectively quantify data…

机器学习 · 计算机科学 2020-10-15 Liam Fowl , Micah Goldblum , Arjun Gupta , Amr Sharaf , Tom Goldstein

Generative Adversarial Networks (GANs) have shown compelling results in various tasks and applications in recent years. However, mode collapse remains a critical problem in GANs. In this paper, we propose a novel training pipeline to…

计算机视觉与模式识别 · 计算机科学 2023-04-11 Haozhe Liu , Bing Li , Haoqian Wu , Hanbang Liang , Yawen Huang , Yuexiang Li , Bernard Ghanem , Yefeng Zheng