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Seiichi Uchida

10 accepted papers

2025

Instance-wise Supervision-level Optimization in Active Learning

CVPR 2025poster

Active learning (AL) is a label-efficient machine learning paradigm that focuses on selectively annotating high-value instances to maximize learning efficiency. Its effectiveness can be further enhanced by incorporating weak supervision, which uses rough yet cost-effective annotations instead of exa…

2025

Type-R: Automatically Retouching Typos for Text-to-Image Generation

CVPR 2025highlight

While recent text-to-image models can generate photorealistic images from text prompts that reflect detailed instructions, they still face significant challenges in accurately rendering words in the image.In this paper, we propose to retouch erroneous text renderings in the post-processing pipeline.…

Cited by 1SourcePDFScholar
2024

NoiseCollage: A Layout-Aware Text-to-Image Diffusion Model Based on Noise Cropping and Merging

CVPR 2024poster

Layout-aware text-to-image generation is a task to generate multi-object images that reflect layout conditions in addition to text conditions. The current layout-aware text-to-image diffusion models still have several issues including mismatches between the text and layout conditions and quality deg…

2023

Learning From Label Proportion with Online Pseudo-Label Decision by Regret Minimization

ICASSP 2023accepted

This paper proposes a novel and efficient method for Learning from Label Proportions (LLP), whose goal is to train a classifier only by using the class label proportions of instance sets, called bags. We propose a novel LLP method based on an online pseudo-labeling method with regret minimization. A…

Cited by 0SourceScholar
2021

Layer-Wise Interpretation of Deep Neural Networks using Identity Initialization

ICASSP 2021accepted

The interpretability of neural networks (NNs) is a challenging but essential topic for transparency in the decision-making process using machine learning. One of the reasons for the lack of interpretability is random weight initialization, where the input is randomly embedded into a different featur…

Cited by 0SourceScholar
2019

Prewarping Siamese Network: Learning Local Representations for Online Signature Verification

ICASSP 2019accepted

We propose a neural network-based framework for learning local representations of multivariate time series, and demonstrate its effectiveness for online signature verification. In contrast to related works that optimize a global distance objective, we incorporate a Siamese network into dynamic time…

Cited by 0SourceScholar