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Related papers: PTRM: Perceived Terrain Realism Metrics

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Procedural terrain generation is the process of generating a digital representation of terrain using a computer program or procedure, with little to no human guidance. This paper proposes a procedural terrain generation algorithm based on a…

Graphics · Computer Science 2022-10-27 Fong Yuan Lim , Yu Wei Tan , Anand Bhojan

The identification and modeling of the terrain from point cloud data is an important component of Terrestrial Remote Sensing (TRS) applications. The main focus in terrain modeling is capturing details of complex geological features of…

Computer Vision and Pattern Recognition · Computer Science 2019-10-14 Lee Easson , Alireza Tavakkoli , Jonathan Greenberg

Terrains are the main part of an electronic game. To reduce human effort on game development, procedural techniques are used to generate synthetic terrains. However rendering a terrain is not a trivial task. Their rendering techniques must…

Graphics · Computer Science 2018-03-14 Ricardo B. D. d'Oliveira , Antonio L. Apolinário

Curriculum learning allows complex tasks to be mastered via incremental progression over `stepping stone' goals towards a final desired behaviour. Typical implementations learn locomotion policies for challenging environments through…

Neural and Evolutionary Computing · Computer Science 2022-03-30 David Howard , Josh Kannemeyer , Davide Dolcetti , Humphrey Munn , Nicole Robinson

While it is nearly effortless for humans to quickly assess the perceptual similarity between two images, the underlying processes are thought to be quite complex. Despite this, the most widely used perceptual metrics today, such as PSNR and…

Computer Vision and Pattern Recognition · Computer Science 2018-04-12 Richard Zhang , Phillip Isola , Alexei A. Efros , Eli Shechtman , Oliver Wang

While physically-based rendering (PBR) simulates light transport that guarantees physical realism, achieving true photorealistic rendering (PRR) demands prohibitive time and labor, and still struggles to capture the intractable richness of…

Computer Vision and Pattern Recognition · Computer Science 2026-05-15 Jiayuan Lu , Rengan Xie , Xuancheng Jin , Zhizhen Wu , Qi Ye , Tian Xie , Hujun Bao , Rui Wang. Yuchi Huo

Current perceptual similarity metrics operate at the level of pixels and patches. These metrics compare images in terms of their low-level colors and textures, but fail to capture mid-level similarities and differences in image layout,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-27 Stephanie Fu , Netanel Tamir , Shobhita Sundaram , Lucy Chai , Richard Zhang , Tali Dekel , Phillip Isola

3D terrain models are essential in fields such as video game development and film production. Since surface color often correlates with terrain geometry, capturing this relationship is crucial to achieving realism. However, most existing…

Graphics · Computer Science 2025-12-18 Kazuki Higo , Toshiki Kanai , Yuki Endo , Yoshihiro Kanamori

In this study we introduce a new technique for the generation of terrain maps, exploiting a combination of procedural generation and Neural Style Transfer. We consider our approach to be a viable alternative to competing generative models,…

Computer Vision and Pattern Recognition · Computer Science 2024-03-15 Fabio Merizzi

Terrain classification is an important problem for mobile robots operating in extreme environments as it can aid downstream tasks such as autonomous navigation and planning. While RGB cameras are widely used for terrain identification,…

Robotics · Computer Science 2024-04-16 Anja Sheppard , Jason Brown , Nilton Renno , Katherine A. Skinner

In intelligent cartographic generation tasks empowered by generative models, the authenticity of synthesized maps constitutes a critical determinant. Concurrently, the selection of appropriate evaluation metrics to quantify map authenticity…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Chenxing Sun , Jing Bai

Quantifying the gap between synthetic and real-world imagery is essential for improving both transformer-based models - that rely on large volumes of data - and datasets, especially in underexplored domains like aerial scene understanding…

Computer Vision and Pattern Recognition · Computer Science 2024-12-02 Alina Marcu

Evaluating generative models for synthetic medical imaging is crucial yet challenging, especially given the high standards of fidelity, anatomical accuracy, and safety required for clinical applications. Standard evaluation of generated…

Image and Video Processing · Electrical Eng. & Systems 2025-05-13 Yash Deo , Yan Jia , Toni Lassila , William A. P. Smith , Tom Lawton , Siyuan Kang , Alejandro F. Frangi , Ibrahim Habli

A considerable amount of research is concerned with the generation of realistic sensor data. LiDAR point clouds are generated by complex simulations or learned generative models. The generated data is usually exploited to enable or improve…

Computer Vision and Pattern Recognition · Computer Science 2022-09-01 Larissa T. Triess , Christoph B. Rist , David Peter , J. Marius Zöllner

How to generate the ground-truth (GT) image is a critical issue for training realistic image super-resolution (Real-ISR) models. Existing methods mostly take a set of high-resolution (HR) images as GTs and apply various degradations to…

Computer Vision and Pattern Recognition · Computer Science 2023-03-24 Du Chen , Jie Liang , Xindong Zhang , Ming Liu , Hui Zeng , Lei Zhang

Generative deep learning architectures can produce realistic, high-resolution fake imagery -- with potentially drastic societal implications. A key question in this context is: How easy is it to generate realistic imagery, in particular for…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Tuong Vy Nguyen , Johannes Hoster , Alexander Glaser , Kristian Hildebrand , Felix Biessmann

Digital terrain maps (DTMs) are an important part of planetary exploration, enabling operations such as terrain relative navigation during entry, descent, and landing for spacecraft and aiding in navigation on the ground. As robotic…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Josef X. Biberstein , Guilherme Cavalheiro , Juyeop Han , Sertac Karaman

What makes an image appear realistic? In this work, we are answering this question from a data-driven perspective by learning the perception of visual realism directly from large amounts of data. In particular, we train a Convolutional…

Computer Vision and Pattern Recognition · Computer Science 2015-10-05 Jun-Yan Zhu , Philipp Krähenbühl , Eli Shechtman , Alexei A. Efros

This paper investigates a novel task of generating texture images from perceptual descriptions. Previous work on texture generation focused on either synthesis from examples or generation from procedural models. Generating textures from…

Computer Vision and Pattern Recognition · Computer Science 2017-03-30 Yanhai Gan , Huifang Chi , Ying Gao , Jun Liu , Guoqiang Zhong , Junyu Dong

This work aims to evaluate people's perception regarding geometric features, personalities and emotions characteristics in virtual humans. For this, we use as a basis, a dataset containing the tracking files of pedestrians captured from…

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