no code implementations • CAI (COLING) 2022 • Kohtaro Tanaka, Hiroaki Yamane, Yusuke Mori, Yusuke Mukuta, Tatsuya Harada
Memes are a widely used means of communication on social media platforms, and are known for their ability to “go viral”.
1 code implementation • COLING (LaTeCHCLfL, CLFL, LaTeCH) 2020 • Yusuke Mori, Hiroaki Yamane, Yusuke Mukuta, Tatsuya Harada
We first conduct an experiment focusing on MPP, and our analysis shows that highly accurate predictions can be obtained when the missing part of a story is the beginning or the end.
no code implementations • 19 Jun 2024 • Haruo Fujiwara, Yusuke Mukuta, Tatsuya Harada
Given a NeRF model reconstructed from a set of multi-view images, we perform 3D style transfer by refining the source NeRF model using stylized images generated by a style-aligned image-to-image diffusion model.
1 code implementation • 7 Jun 2024 • Motoki Omura, Takayuki Osa, Yusuke Mukuta, Tatsuya Harada
However, issues remain, such as the instability caused by the exponential term in the loss function and the risk of the error distribution deviating from the Gumbel distribution.
no code implementations • 18 Mar 2024 • Nabarun Goswami, Yusuke Mukuta, Tatsuya Harada
The success of models operating on tokenized data has heightened the need for effective tokenization methods, particularly in vision and auditory tasks where inputs are naturally continuous.
no code implementations • 12 Mar 2024 • Motoki Omura, Takayuki Osa, Yusuke Mukuta, Tatsuya Harada
In deep reinforcement learning, estimating the value function to evaluate the quality of states and actions is essential.
1 code implementation • 4 Dec 2023 • Ryo Watanabe, Yusuke Mukuta, Tatsuya Harada
Spiking neural networks (SNNs) have garnered considerable attention owing to their ability to run on neuromorphic devices with super-high speeds and remarkable energy efficiencies.
no code implementations • 14 May 2023 • Ryo Umagami, Yu Ono, Yusuke Mukuta, Tatsuya Harada
It is imperative to discern the relationships between multiple time series for accurate forecasting.
1 code implementation • 7 Apr 2023 • Shusuke Takahama, Yusuke Kurose, Yusuke Mukuta, Hiroyuki Abe, Akihiko Yoshizawa, Tetsuo Ushiku, Masashi Fukayama, Masanobu Kitagawa, Masaru Kitsuregawa, Tatsuya Harada
We conducted experiments on the pathological image dataset we created for this study and showed that the proposed method significantly improves the classification performance compared to existing methods.
no code implementations • 8 Mar 2023 • Yusuke Mukuta, Tatsuya Harada
To ensure that training is consistent with the equivariance, we propose two concepts for self-supervised tasks: equivariant pretext labels and invariant contrastive loss.
1 code implementation • WACV 2023 • Thomas Westfechtel, Hao-Wei Yeh, Qier Meng, Yusuke Mukuta, Tatsuya Harada
Firstly, it lets the domain classifier focus on features that are important for the classification, and, secondly, it couples the classification and adversarial branch more closely.
Ranked #10 on
Domain Adaptation
on Office-31
no code implementations • 2 Oct 2022 • Bumjun Jung, Yusuke Mukuta, Tatsuya Harada
Time-series data analysis is important because numerous real-world tasks such as forecasting weather, electricity consumption, and stock market involve predicting data that vary over time.
no code implementations • 23 May 2022 • Yusuke Mori, Hiroaki Yamane, Yusuke Mukuta, Tatsuya Harada
Storytelling has always been vital for human nature.
1 code implementation • 24 Mar 2022 • Ryoma Kobayashi, Yusuke Mukuta, Tatsuya Harada
Learning from Label Proportions (LLP) is a weakly supervised learning method that aims to perform instance classification from training data consisting of pairs of bags containing multiple instances and the class label proportions within the bags.
no code implementations • 26 Feb 2022 • Yusuke Mori, Hiroaki Yamane, Ryohei Shimizu, Yusuke Mukuta, Tatsuya Harada
Furthermore, based on the novel task and methods, we developed a creative writing support system, COMPASS.
no code implementations • 15 Feb 2022 • Kohei Uehara, Yusuke Mori, Yusuke Mukuta, Tatsuya Harada
Image narrative generation is a task to create a story from an image with a subjective viewpoint.
no code implementations • 8 Oct 2021 • Yuki Kawana, Yusuke Mukuta, Tatsuya Harada
Articulated objects exist widely in the real world.
no code implementations • 29 Sep 2021 • Toru Makuuchi, Yusuke Mukuta, Tatsuya Harada
In this study, we analyze the generalization bound for the time-varying case by applying PAC-Bayes and experimentally show that the theoretical functional form for the batch size and learning rate approximates the generalization error well for both cases.
1 code implementation • 26 Sep 2021 • Hiromichi Kamata, Yusuke Mukuta, Tatsuya Harada
Spiking neural networks (SNNs) can be run on neuromorphic devices with ultra-high speed and ultra-low energy consumption because of their binary and event-driven nature.
no code implementations • 25 Jun 2021 • Sho Maeoki, Yusuke Mukuta, Tatsuya Harada
In this paper, we propose a novel training method that takes advantage of potentially relevant pairs, which are detected based on linguistic analysis about text annotation.
no code implementations • 7 Jun 2021 • Naoya Fushishita, Antonio Tejero-de-Pablos, Yusuke Mukuta, Tatsuya Harada
In this paper, we propose a novel method for generating future prediction videos with less memory usage than the conventional methods.
no code implementations • NeurIPS 2020 • Yuki Kawana, Yusuke Mukuta, Tatsuya Harada
We show that NSD is a universal approximator of the star domain and is not only parsimonious and semantic but also an implicit and explicit shape representation.
1 code implementation • ICLR 2021 • Ryohei Shimizu, Yusuke Mukuta, Tatsuya Harada
Hyperbolic spaces, which have the capacity to embed tree structures without distortion owing to their exponential volume growth, have recently been applied to machine learning to better capture the hierarchical nature of data.
no code implementations • ICCV 2019 • Shusuke Takahama, Yusuke Kurose, Yusuke Mukuta, Hiroyuki Abe, Masashi Fukayama, Akihiko Yoshizawa, Masanobu Kitagawa, Tatsuya Harada
If we consider the relationship of neighboring patches and global features, we can improve the classification performance.
no code implementations • WS 2019 • Yusuke Mori, Hiroaki Yamane, Yusuke Mukuta, Tatsuya Harada
In this study, we undertake the task of story ending generation.
no code implementations • 27 Sep 2019 • Kosuke Arase, Yusuke Mukuta, Tatsuya Harada
Certain existing studies have split input point clouds into small regions such as 1m x 1m; one reason for this is that models in the studies cannot consume a large number of points because of the large space complexity.
no code implementations • 5 Jun 2019 • Yusuke Mukuta, Tatsuaki Machida, Tatsuya Harada
Subsequently, we apply the proposed approximation to the polynomial corresponding to the matrix square root to obtain a compact approximation for the square root of the covariance feature.
no code implementations • ICLR 2020 • Wataru Kawai, Yusuke Mukuta, Tatsuya Harada
Graphs are ubiquitous real-world data structures, and generative models that approximate distributions over graphs and derive new samples from them have significant importance.
no code implementations • 5 Jun 2019 • Yusuke Mukuta, Tatsuya Harada
Based on this result, a novel feature model that explicitly consider group action is proposed for principal component analysis and k-means clustering, which are commonly used in most feature coding methods, and global feature functions.
no code implementations • 16 Apr 2019 • Naoya Fushishita, Antonio Tejero-de-Pablos, Yusuke Mukuta, Tatsuya Harada
First, from an input human video, we generate sequences of future human poses (i. e., the image coordinates of their body-joints) via adversarial learning.
no code implementations • 25 Mar 2019 • Keisuke Hagiwara, Yusuke Mukuta, Tatsuya Harada
So far, research to generate captions from images has been carried out from the viewpoint that a caption holds sufficient information for an image.
no code implementations • 13 Feb 2018 • Yusuke Mukuta, Akisato Kimura, David B Adrian, Zoubin Ghahramani
Through these insights, we can define human curated groups as weak labels from which our proposed framework can learn discriminative features as a representation in the space of semantic concepts the users intended when creating the groups.
no code implementations • 23 Dec 2016 • Kuniaki Saito, Yusuke Mukuta, Yoshitaka Ushiku, Tatsuya Harada
To obtain the common representations under such a situation, we propose to make the distributions over different modalities similar in the learned representations, namely modality-invariant representations.
no code implementations • CVPR 2016 • Yusuke Mukuta, Tatsuya Harada
Our experiments show that the proposed method is better than the random features method and comparable with the Nystrom method in terms of the approximation error and classification accuracy.
no code implementations • ICCV 2015 • Yoshitaka Ushiku, Masataka Yamaguchi, Yusuke Mukuta, Tatsuya Harada
In order to overcome the shortage of training samples, CoSMoS obtains a subspace in which (a) all feature vectors associated with the same phrase are mapped as mutually close, (b) classifiers for each phrase are learned, and (c) training samples are shared among co-occurring phrases.