no code implementations • 29 Feb 2024 • Young-Jin Park, Donghyun Kim, Frédéric Odermatt, Juho Lee, Kyung-Min Kim
Time series forecasting is one of the most essential and ubiquitous tasks in many business problems, including demand forecasting and logistics optimization.
no code implementations • 31 May 2023 • Young-Jin Park, Hao Wang, Shervin Ardeshir, Navid Azizan
Self-supervised pre-trained models extract general-purpose representations from data, and quantifying how reliable they are is crucial because many downstream models use these representations as input for their own tasks.
no code implementations • 31 May 2022 • Kashif Rasul, Young-Jin Park, Max Nihlén Ramström, Kyung-Min Kim
Time series models aim for accurate predictions of the future given the past, where the forecasts are used for important downstream tasks like business decision making.
no code implementations • 29 Sep 2021 • Seungjae Jung, Min-Kyu Kim, Juho Lee, Young-Jin Park, Nahyeon Park, Kyung-Min Kim
Survival analysis appears in various fields such as medicine, economics, engineering, and business.
no code implementations • 5 Sep 2021 • Seungjae Jung, Young-Jin Park, Jisu Jeong, Kyung-Min Kim, Hiun Kim, Minkyu Kim, Hanock Kwak
Temporal set prediction is becoming increasingly important as many companies employ recommender systems in their online businesses, e. g., personalized purchase prediction of shopping baskets.
no code implementations • 24 May 2021 • Kyuyong Shin, Hanock Kwak, Kyung-Min Kim, Minkyu Kim, Young-Jin Park, Jisu Jeong, Seungjae Jung
General-purpose representation learning through large-scale pre-training has shown promising results in the various machine learning fields.
no code implementations • NeurIPS Workshop ICBINB 2020 • Seungjae Jung, Kyung-Min Kim, Hanock Kwak, Young-Jin Park
Probabilistic time-series models become popular in the forecasting field as they help to make optimal decisions under uncertainty.
no code implementations • 16 Nov 2020 • Jung-Su Ha, Young-Jin Park, Hyeok-Joo Chae, Soon-Seo Park, Han-Lim Choi
We present a hierarchical planning and control framework that enables an agent to perform various tasks and adapt to a new task flexibly.
no code implementations • 21 Sep 2020 • Jisu Jeong, Jeong-Min Yun, Hongi Keam, Young-Jin Park, Zimin Park, Junki Cho
Recently, the interest of graph representation learning has been rapidly increasing in recommender systems.
no code implementations • 5 Jul 2020 • Kyuyong Shin, Young-Jin Park, Kyung-Min Kim, Sunyoung Kwon
The key to the success of precise user targeting lies in learning the accurate user and ad representation in the embedding space.
no code implementations • 26 Jun 2020 • Young-Jin Park, Kyuyong Shin, Kyung-Min Kim
The hop sampling randomly selects the number of propagation steps rather than fixing it, and by doing so, it encourages the model to learn meaningful node representation for all intermediate propagation layers and to experience a variety of plausible graphs that are not in the training set.
no code implementations • 25 Sep 2019 • Jung-Su Ha, Young-Jin Park, Hyeok-Joo Chae, Soon-Seo Park, Han-Lim Choi
We present a hierarchical planning and control framework that enables an agent to perform various tasks and adapt to a new task flexibly.
no code implementations • 24 Jul 2019 • Kyung-Min Kim, Donghyun Kwak, Hanock Kwak, Young-Jin Park, Sangkwon Sim, Jae-Han Cho, Minkyu Kim, Jihun Kwon, Nako Sung, Jung-Woo Ha
The oversmoothing of GNNs is an obstacle of GNN-based social recommendation as well.
no code implementations • NeurIPS 2018 • Jung-Su Ha, Young-Jin Park, Hyeok-Joo Chae, Soon-Seo Park, Han-Lim Choi
We present a representation learning algorithm that learns a low-dimensional latent dynamical system from high-dimensional sequential raw data, e. g., video.
1 code implementation • 19 Sep 2018 • Young-Jin Park, Han-Lim Choi
To resolve the challenge, this paper proposes a framework using multiple GP transition models which is capable of describing multi-modal dynamics.
2 code implementations • 5 Jul 2018 • Jung-Su Ha, Young-Jin Park, Hyeok-Joo Chae, Soon-Seo Park, Han-Lim Choi
We present a representation learning algorithm that learns a low-dimensional latent dynamical system from high-dimensional \textit{sequential} raw data, e. g., video.
1 code implementation • 21 Jun 2018 • Young-Jin Park, Piyush M. Tagade, Han-Lim Choi
This paper proposes a Bayesian framework for localization of multiple sources in the event of accidental hazardous contaminant release.
Applications