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Junho Lee

15 accepted papers

2025

Classifying and Tracking International Aid Contribution Towards SDGs

IJCAI 2025

International aid is a critical mechanism for promoting economic growth and well-being in developing nations, supporting progress toward the Sustainable Development Goals (SDGs). However, tracking aid contributions remains challenging due to labor-intensive data management, incomplete records, and t

2025

CoBA: Counterbias Text Augmentation for Mitigating Various Spurious Correlations via Semantic Triples

EMNLP 2025

Deep learning models often learn and exploit spurious correlations in training data, using these non-target features to inform their predictions. Such reliance leads to performance degradation and poor generalization on unseen data. To address these limitations, we introduce a more general form of c

Cited by 0SourcePDFScholar
2024

Enhancing Effectiveness and Robustness in a Low-Resource Regime via Decision-Boundary-aware Data Augmentation

COLING 2024main

Efforts to leverage deep learning models in low-resource regimes have led to numerous augmentation studies. However, the direct application of methods, such as mixup and cutout, is limited due to the discrete characteristics of the textual data. While methods using pre trained language models have e…

Cited by 0SourcePDFScholar
2024

Finding NeMo: Negative-mined Mosaic Augmentation for Referring Image Segmentation

ECCV 2024poster

"Referring Image Segmentation is a comprehensive task to segment an object referred by a textual query from an image. In nature, the level of difficulty in this task is affected by the existence of similar objects and the complexity of the referring expression. Recent RIS models still show a signifi…

Cited by 0SourcePDFScholar
2024

Isometric Representation Learning for Disentangled Latent Space of Diffusion Models

ICML 2024poster

The latent space of diffusion model mostly still remains unexplored, despite its great success and potential in the field of generative modeling. In fact, the latent space of existing diffusion models are entangled, with a distorted mapping from its latent space to image space. To tackle this proble…

2023

Machine Learning Driven Aid Classification for Sustainable Development

IJCAI 2023poster

This paper explores how machine learning can help classify aid activities by sector using the OECD Creditor Reporting System (CRS). The CRS is a key source of data for monitoring and evaluating aid flows in line with the United Nations Sustainable Development Goals (SDGs), especially SDG17 which cal…

2023

SiT Dataset: Socially Interactive Pedestrian Trajectory Dataset for Social Navigation Robots

NeurIPS 2023poster

To ensure secure and dependable mobility in environments shared by humans and robots, social navigation robots should possess the capability to accurately perceive and predict the trajectories of nearby pedestrians. In this paper, we present a novel dataset of pedestrian trajectories, referred to as…

2022

Do Not Escape From the Manifold: Discovering the Local Coordinates on the Latent Space of GANs

ICLR 2022poster

The discovery of the disentanglement properties of the latent space in GANs motivated a lot of research to find the semantically meaningful directions on it. In this paper, we suggest that the disentanglement property is closely related to the geometry of the latent space. In this regard, we propose…

2022

MasKGrasp: Mask-based Grasping for Scenes with Multiple General Real-world Objects

IROS 2022poster

In this paper, we introduce a mask-based grasping method that discerns multiple objects within the scene regard-less of transparency or specularity and finds the optimal grasp position avoiding clutter. Conventional vision-based robotic grasping approaches often fail to extend to the scenes containi…

Cited by 3SourceScholar
2021

GATSBI: Generative Agent-Centric Spatio-Temporal Object Interaction

CVPR 2021poster

We present GATSBI, a generative model that can transform a sequence of raw observations into a structured latent representation that fully captures the spatio-temporal context of the agent's actions. In vision-based decision-making scenarios, an agent faces complex high-dimensional observations wher…

Cited by 7PDFcodeScholar