no code implementations • 28 Jun 2022 • Mengyang Liu, Shanchuan Li, Xinshi Chen, Le Song
Thus, we propose Graph Condesation via Receptive Field Distribution Matching (GCDM), which is accomplished by optimizing the synthetic graph through the use of a distribution matching loss quantified by maximum mean discrepancy (MMD).
4 code implementations • 23 May 2022 • Harsh Shrivastava, Urszula Chajewska, Robin Abraham, Xinshi Chen
Our model, uGLAD, builds upon and extends the state-of-the-art model GLAD to the unsupervised setting.
no code implementations • NeurIPS 2021 • Xinshi Chen, Haoran Sun, Caleb Ellington, Eric Xing, Le Song
We consider the problem of discovering $K$ related Gaussian directed acyclic graphs (DAGs), where the involved graph structures share a consistent causal order and sparse unions of supports.
no code implementations • ICLR 2022 • Xinshi Chen, Haoran Sun, Le Song
In this work, we propose PLISA (Provable Learning-based Iterative Sparse recovery Algorithm) to learn algorithms automatically from data.
no code implementations • NeurIPS Workshop LMCA 2020 • Hanjun Dai, Xinshi Chen, Yu Li, Xin Gao, Le Song
Recently there is a surge of interests in using graph neural networks (GNNs) to learn algorithms.
no code implementations • 1 Jan 2021 • Xinshi Chen, Yan Zhu, Haowen Xu, Muhan Zhang, Liang Xiong, Le Song
We propose a surprisingly simple but effective two-time-scale (2TS) model for learning user representations for recommendation.
1 code implementation • NeurIPS 2020 • Xinshi Chen, Yufei Zhang, Christoph Reisinger, Le Song
Recently, there is a surge of interest in combining deep learning models with reasoning in order to handle more sophisticated learning tasks.
1 code implementation • 24 Jun 2020 • Xinshi Chen, Yufei Zhang, Christoph Reisinger, Le Song
Recently, there has been a surge of interest in combining deep learning models with reasoning in order to handle more sophisticated learning tasks.
1 code implementation • ICML 2020 • Xinshi Chen, Hanjun Dai, Yu Li, Xin Gao, Le Song
Similar to algorithms, the optimal depth of a deep architecture may be different for different input instances, either to avoid ``over-thinking'', or because we want to compute less for operations converged already.
1 code implementation • ICLR 2020 • Xinshi Chen, Yu Li, Ramzan Umarov, Xin Gao, Le Song
The key idea of E2Efold is to directly predict the RNA base-pairing matrix, and use an unrolled algorithm for constrained programming as the template for deep architectures to enforce constraints.
1 code implementation • ICLR 2020 • Yuyu Zhang, Xinshi Chen, Yuan Yang, Arun Ramamurthy, Bo Li, Yuan Qi, Le Song
In this paper, we explore the combination of MLNs and GNNs, and use graph neural networks for variational inference in MLN.
no code implementations • 1 Nov 2019 • Xinshi Chen
Finally, two applications of using a continuous model will be shown in Section 5 and 6 to demonstrate some of its advantages over traditional neural networks.
no code implementations • 5 Jun 2019 • Yuyu Zhang, Xinshi Chen, Yuan Yang, Arun Ramamurthy, Bo Li, Yuan Qi, Le Song
Effectively combining logic reasoning and probabilistic inference has been a long-standing goal of machine learning: the former has the ability to generalize with small training data, while the latter provides a principled framework for dealing with noisy data.
1 code implementation • ICLR 2020 • Harsh Shrivastava, Xinshi Chen, Binghong Chen, Guanghui Lan, Srinvas Aluru, Han Liu, Le Song
Recently, there is a surge of interest to learn algorithms directly based on data, and in this case, learn to map empirical covariance to the sparse precision matrix.
2 code implementations • 2 Feb 2019 • Xinshi Chen, Hanjun Dai, Le Song
We present a particle flow realization of Bayes' rule, where an ODE-based neural operator is used to transport particles from a prior to its posterior after a new observation.
1 code implementation • 27 Dec 2018 • Xinshi Chen, Shuang Li, Hui Li, Shaohua Jiang, Yuan Qi, Le Song
There are great interests as well as many challenges in applying reinforcement learning (RL) to recommendation systems.
Generative Adversarial Network Model-based Reinforcement Learning +4