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- research-articleSeptember 2024
Bandit-NAS: Bandit sampling and training method for Neural Architecture Search
AbstractExisting Neural Architecture Search algorithms achieve a low error rate in vision tasks, such as image classification, by training child networks with equal resources during the search. However, it is unnecessary to allocate equal resources or ...
- research-articleMay 2024
Seasonal terrain texture synthesis via Köppen periodic conditioning
The Visual Computer: International Journal of Computer Graphics (VISC), Volume 40, Issue 7Pages 4857–4868https://doi.org/10.1007/s00371-024-03485-1AbstractThis paper presents the first method for synthesizing seasonal transition of terrain textures for an input heightfield. Our method reproduces a seamless transition of terrain textures according to the seasons by learning measured data on the earth ...
- research-articleNovember 2023
Masked-attention diffusion guidance for spatially controlling text-to-image generation
The Visual Computer: International Journal of Computer Graphics (VISC), Volume 40, Issue 9Pages 6033–6045https://doi.org/10.1007/s00371-023-03151-yAbstractText-to-image synthesis has achieved high-quality results with recent advances in diffusion models. However, text input alone has high spatial ambiguity and limited user controllability. Most existing methods allow spatial control through ...
- research-articleNovember 2023
SandGAN: Style-Mix Assisted Noise Distortion for Imbalanced Conditional Image Synthesis
AbstractConditional Generative Adversarial Networks (CGANs) are well developed on balanced datasets as default standards for generating high-quality images of expected classes. However, the common problem in practice is that training datasets are ...
- research-articleOctober 2023
Artistic Line Drawing Rendering With Priors of Depth and Edge Density
Line drawing is a form of painting that uses lines as expressive elements and often employs the combination of abstraction and figuration (CAF) technique to enhance artistic expression. However, existing methods tend to focus on generating semantically ...
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- research-articleJuly 2023
Age-dependent face diversification via latent space analysis
The Visual Computer: International Journal of Computer Graphics (VISC), Volume 39, Issue 8Pages 3221–3233https://doi.org/10.1007/s00371-023-03000-yAbstractFacial age transformation methods can change facial appearance according to the target age. However, most existing methods do not consider that people get older with different attribute changes (e.g., wrinkles, hair volume, and face shape) ...
- research-articleOctober 2022
Integrated High-Definition Maps for Self-Localization with Vector and Polygon Data
2022 IEEE 25th International Conference on Intelligent Transportation Systems (ITSC)Pages 1043–1048https://doi.org/10.1109/ITSC55140.2022.9921856Highly accurate self-localization is necessary to achieve safe autonomous driving. Recently, map-based self-localization has been attracting attention. Maps generally consist of point cloud information and vector information. However, this information is ...
- research-articleJuly 2021
Evaluation of High Definition Map-Based Self-Localization Against Occlusions in Urban Area
2021 IEEE Intelligent Vehicles Symposium (IV)Pages 920–927https://doi.org/10.1109/IV48863.2021.9575404A high definition (HD) map, which provides prior knowledge to autonomous driving tasks, has been attracted in recent years. An HD map-based self-localization is a crucial technology for autonomous driving, but its accuracy is greatly affected by ...
- research-articleNovember 2019
Animating landscape: self-supervised learning of decoupled motion and appearance for single-image video synthesis
ACM Transactions on Graphics (TOG), Volume 38, Issue 6Article No.: 175, Pages 1–19https://doi.org/10.1145/3355089.3356523Automatic generation of a high-quality video from a single image remains a challenging task despite the recent advances in deep generative models. This paper proposes a method that can create a high-resolution, long-term animation using convolutional ...
- research-articleDecember 2018
Relighting humans: occlusion-aware inverse rendering for full-body human images
ACM Transactions on Graphics (TOG), Volume 37, Issue 6Article No.: 270, Pages 1–11https://doi.org/10.1145/3272127.3275104Relighting of human images has various applications in image synthesis. For relighting, we must infer albedo, shape, and illumination from a human portrait. Previous techniques rely on human faces for this inference, based on spherical harmonics (SH) ...
- research-articleNovember 2017
Deep reverse tone mapping
ACM Transactions on Graphics (TOG), Volume 36, Issue 6Article No.: 177, Pages 1–10https://doi.org/10.1145/3130800.3130834Inferring a high dynamic range (HDR) image from a single low dynamic range (LDR) input is an ill-posed problem where we must compensate lost data caused by under-/over-exposure and color quantization. To tackle this, we propose the first deep-learning-...
- research-articleOctober 2017
Transferring pose and augmenting background variation for deep human image parsing
PG '17: Proceedings of the 25th Pacific Conference on Computer Graphics and ApplicationsPages 7–12https://doi.org/10.2312/pg.20171317Human parsing is a fundamental task to estimate semantic parts in a human image such as face, arm, leg, hat, and dress. Recent deep-learning based methods have achieved significant improvements, but collecting training datasets of pixel-wise annotations ...
- research-articleMay 2016
Single image weathering via exemplar propagation
EG '16: Proceedings of the 37th Annual Conference of the European Association for Computer GraphicsPages 501–509This paper presents an efficient approach for generating weathering effects with detailed appearance variations in a single image. Previous approaches merely change chroma or reflectance of weathered objects, which is not sufficient for materials with ...
- research-articleMay 2016
DeepProp: extracting deep features from a single image for edit propagation
EG '16: Proceedings of the 37th Annual Conference of the European Association for Computer GraphicsPages 189–201Edit propagation is a technique that can propagate various image edits (e.g., colorization and recoloring) performed via user strokes to the entire image based on similarity of image features. In most previous work, users must manually determine the ...
- ArticleApril 2016
Deep Feature Extraction from Trajectories forźTransportation Mode Estimation
PAKDD 2016: Proceedings, Part II, of the 20th Pacific-Asia Conference on Advances in Knowledge Discovery and Data Mining - Volume 9652Pages 54–66https://doi.org/10.1007/978-3-319-31750-2_5This paper addresses the problem of feature extraction for estimating users' transportation modes from their movement trajectories. Previous studies have adopted supervised learning approaches and used engineers' skills to find effective features for ...
- ArticleFebruary 2016
Memory Efficient de novo Assembly Algorithm using Disk Streaming of K-mers
BIOSTEC 2016: Proceedings of the International Joint Conference on Biomedical Engineering Systems and TechnologiesPages 266–271https://doi.org/10.5220/0005798302660271Sequencing the whole genome of various species has many applications, not only in understanding biological
systems, but also in medicine, pharmacy, and agriculture. In recent years, the emergence of high-throughput
next generation sequencing ...
- otherMay 2015
What's Hot in The Theme: Query Dependent Emerging Topic Extraction from Social Streams
WWW '15 Companion: Proceedings of the 24th International Conference on World Wide WebPages 31–32https://doi.org/10.1145/2740908.2742727Analyzing emerging topics from social media enables users to overview social movement and several web services to adopt current trends. Although existing studies mainly focus on extracting global emerging topics, efficient extraction of local ones ...
- articleDecember 2014
Object Repositioning Based on the Perspective in a Single Image
Computer Graphics Forum (COMGRAFOR), Volume 33, Issue 8Pages 157–166https://doi.org/10.1111/cgf.12423We propose an image editing system for repositioning objects in a single image based on the perspective of the scene. In our system, an input image is transformed into a layer structure that is composed of object layers and a background layer, and then ...
- articleOctober 2014
Efficient Depth Propagation for Constructing a Layered Depth Image from a Single Image
Computer Graphics Forum (COMGRAFOR), Volume 33, Issue 7Pages 279–288https://doi.org/10.1111/cgf.12496In this paper, we propose an interactive technique for constructing a 3D scene via sparse user inputs. We represent a 3D scene in the form of a Layered Depth Image LDI which is composed of a foreground layer and a background layer, and each layer has a ...
- ArticleMarch 2014
De Novo Short Read Assembly Algorithm with Low Memory Usage
BIOSTEC 2014: Proceedings of the International Joint Conference on Biomedical Engineering Systems and Technologies - Volume 3Pages 215–220https://doi.org/10.5220/0004881002150220Determining whole genome sequences of various species has many applications not only in biological system,
but also in medicine, pharmacy and agriculture. In recent years, the emergence of high-throughput next generation
sequencing technologies has ...