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Seokeon Choi

14 accepted papers

2026

Ar2Can: An Architect and an Artist Leveraging a Canvas for Multi-Human Generation

CVPR 2026

Despite recent advances in personalized image generation, existing models consistently fail to produce reliable multi-human scenes, often merging or losing facial identity. We present Ar2Can, a novel two-stage framework that disentangles spatial planning from identity rendering for multi-human gener

Cited by 0SourcecodeScholar
2026

Memory-Efficient Fine-Tuning Diffusion Transformers via Dynamic Patch Sampling and Block Skipping

CVPR 2026

Diffusion Transformers (DiTs) have significantly enhanced text-to-image (T2I) generation quality, enabling high-quality personalized content creation. However, fine-tuning these models requires substantial computational complexity and memory, limiting practical deployment under resource constraints.

Cited by 0SourceScholar
2025

ConsNoTrainLoRA: Data-driven Weight Initialization of Low-rank Adapters using Constraints

ICCV 2025poster

Foundation models are pre-trained on large-scale datasets and subsequently fine-tuned on small-scale datasets using parameter-efficient fine-tuning (PEFT) techniques like low-rank adapters (LoRA). In most previous works, LoRA weight matrices are randomly initialized with a fixed rank across all atta…

Cited by 0SourcePDFScholar
2025

MultiHuman-Testbench: Benchmarking Image Generation for Multiple Humans

NeurIPS 2025poster

Generation of images containing multiple humans, performing complex actions, while preserving their facial identities, is a significant challenge. A major factor contributing to this is the lack of a a dedicated benchmark. To address this, we introduce MultiHuman-Testbench, a novel benchmark for rig…

Cited by 0SourceScholar
2025

Steering Guidance for Personalized Text-to-Image Diffusion Models

ICCV 2025poster

Personalizing text-to-image diffusion models is crucial for adapting the pre-trained models to specific target concepts, enabling diverse image generation. However, fine-tuning with few images introduces an inherent trade-off between aligning with the target distribution (e.g., subject fidelity) and…

Cited by 0SourcePDFScholar
2024

Feature Diversification and Adaptation for Federated Domain Generalization

ECCV 2024poster

"Federated learning, a distributed learning paradigm, utilizes multiple clients to build a robust global model. In real-world applications, local clients often operate within their limited domains, leading to a ‘domain shift’ across clients. Privacy concerns limit each client’s learning to its own d…

Cited by 1SourcePDFScholar
2024

Hollowed Net for On-Device Personalization of Text-to-Image Diffusion Models

NeurIPS 2024poster

Recent advancements in text-to-image diffusion models have enabled the personalization of these models to generate custom images from textual prompts. This paper presents an efficient LoRA-based personalization approach for on-device subject-driven generation, where pre-trained diffusion models are…

Cited by 0SourcePDFScholar
2023

Progressive Random Convolutions for Single Domain Generalization

CVPR 2023poster

Single domain generalization aims to train a generalizable model with only one source domain to perform well on arbitrary unseen target domains. Image augmentation based on Random Convolutions (RandConv), consisting of one convolution layer randomly initialized for each mini-batch, enables the model…

2022

Improving Test-Time Adaptation via Shift-Agnostic Weight Regularization and Nearest Source Prototypes

ECCV 2022poster

"This paper proposes a novel test-time adaptation strategy that adjusts the model pre-trained on the source domain using only unlabeled online data from the target domain to alleviate the performance degradation due to the distribution shift between the source and target domains. Adapting the entire…

Cited by 78SourcePDFScholar
2021

Just a Few Points Are All You Need for Multi-View Stereo: A Novel Semi-Supervised Learning Method for Multi-View Stereo

ICCV 2021poster

While learning-based multi-view stereo (MVS) methods have recently shown successful performances in quality and efficiency, limited MVS data hampers generalization to unseen environments. A simple solution is to generate various large-scale MVS datasets, but generating dense ground truth for 3D stru…

Cited by 8PDFScholar
2021

Meta Batch-Instance Normalization for Generalizable Person Re-Identification

CVPR 2021poster

Although supervised person re-identification (Re-ID) methods have shown impressive performance, they suffer from a poor generalization capability on unseen domains. Therefore, generalizable Re-ID has recently attracted growing attention. Many existing methods have employed an instance normalization…

Cited by 185PDFcodeScholar
2020

Hi-CMD: Hierarchical Cross-Modality Disentanglement for Visible-Infrared Person Re-Identification

CVPR 2020poster

Visible-infrared person re-identification (VI-ReID) is an important task in night-time surveillance applications, since visible cameras are difficult to capture valid appearance information under poor illumination conditions. Compared to traditional person re-identification that handles only the int…

Cited by 412PDFcodeScholar
2019

Diversify and Match: A Domain Adaptive Representation Learning Paradigm for Object Detection

CVPR 2019poster

We introduce a novel unsupervised domain adaptation approach for object detection. We aim to alleviate the imperfect translation problem of pixel-level adaptations, and the source-biased discriminativity problem of feature-level adaptations simultaneously. Our approach is composed of two stages, i.e…

Cited by 384PDFScholar