Search Results for author: Xinyu Wu

Found 18 papers, 4 papers with code

Power Failure Cascade Prediction using Graph Neural Networks

1 code implementation24 Apr 2024 Sathwik Chadaga, Xinyu Wu, Eytan Modiano

We consider the problem of predicting power failure cascades due to branch failures.

Radarize: Enhancing Radar SLAM with Generalizable Doppler-Based Odometry

no code implementations19 Nov 2023 Emerson Sie, Xinyu Wu, Heyu Guo, Deepak Vasisht

Millimeter-wave (mmWave) radar is increasingly being considered as an alternative to optical sensors for robotic primitives like simultaneous localization and mapping (SLAM).

Simultaneous Localization and Mapping

Effective Multi-Agent Deep Reinforcement Learning Control with Relative Entropy Regularization

1 code implementation26 Sep 2023 Chenyang Miao, Yunduan Cui, Huiyun Li, Xinyu Wu

It alleviates the inconsistency of multiple agents' policy updates by introducing the relative entropy regularization to the Centralized Training with Decentralized Execution (CTDE) framework with the Actor-Critic (AC) structure.

Multi-agent Reinforcement Learning reinforcement-learning

Practical Probabilistic Model-based Deep Reinforcement Learning by Integrating Dropout Uncertainty and Trajectory Sampling

1 code implementation20 Sep 2023 Wenjun Huang, Yunduan Cui, Huiyun Li, Xinyu Wu

Its loss function is designed to correct the fitting error of neural networks for more accurate prediction of probabilistic models.

Model-based Reinforcement Learning

A Self-supervised Contrastive Learning Method for Grasp Outcomes Prediction

no code implementations26 Jun 2023 Chengliang Liu, Binhua Huang, YiWen Liu, Yuanzhe Su, Ke Mai, Yupo Zhang, Zhengkun Yi, Xinyu Wu

In this paper, we investigate the effectiveness of contrastive learning methods for predicting grasp outcomes in an unsupervised manner.

Contrastive Learning

RNGDet: Road Network Graph Detection by Transformer in Aerial Images

no code implementations16 Feb 2022 Zhenhua Xu, Yuxuan Liu, Lu Gan, Yuxiang Sun, Xinyu Wu, Ming Liu, Lujia Wang

To provide a solution to these problems, we propose a novel approach based on transformer and imitation learning in this paper.

Imitation Learning Motion Planning

MergeComp: A Compression Scheduler for Scalable Communication-Efficient Distributed Training

1 code implementation28 Mar 2021 Zhuang Wang, Xinyu Wu, T. S. Eugene Ng

It can even achieve a scaling factor of distributed training up to 99% over high-speed networks.

DAGMapper: Learning to Map by Discovering Lane Topology

no code implementations ICCV 2019 Namdar Homayounfar, Wei-Chiu Ma, Justin Liang, Xinyu Wu, Jack Fan, Raquel Urtasun

One of the fundamental challenges to scale self-driving is being able to create accurate high definition maps (HD maps) with low cost.

Perceive, Predict, and Plan: Safe Motion Planning Through Interpretable Semantic Representations

no code implementations ECCV 2020 Abbas Sadat, Sergio Casas, Mengye Ren, Xinyu Wu, Pranaab Dhawan, Raquel Urtasun

In this paper we propose a novel end-to-end learnable network that performs joint perception, prediction and motion planning for self-driving vehicles and produces interpretable intermediate representations.

Motion Planning

Energy-Efficient CMOS Memristive Synapses for Mixed-Signal Neuromorphic System-on-a-Chip

no code implementations7 Feb 2018 Vishal Saxena, Xinyu Wu, Kehan Zhu

Emerging non-volatile memory (NVM), or memristive, devices promise energy-efficient realization of deep learning, when efficiently integrated with mixed-signal integrated circuits on a CMOS substrate.

Dendritic-Inspired Processing Enables Bio-Plausible STDP in Compound Binary Synapses

no code implementations9 Jan 2018 Xinyu Wu, Vishal Saxena

Brain-inspired learning mechanisms, e. g. spike timing dependent plasticity (STDP), enable agile and fast on-the-fly adaptation capability in a spiking neural network.

Enabling Bio-Plausible Multi-level STDP using CMOS Neurons with Dendrites and Bistable RRAMs

no code implementations5 Dec 2016 Xinyu Wu, Vishal Saxena

Large-scale integration of emerging nanoscale non-volatile memory devices, e. g. resistive random-access memory (RRAM), can enable a new generation of neuromorphic computers that can solve a wide range of machine learning problems.

A CMOS Spiking Neuron for Dense Memristor-Synapse Connectivity for Brain-Inspired Computing

no code implementations2 Jun 2015 Xinyu Wu, Vishal Saxena, Kehan Zhu

Neuromorphic systems that densely integrate CMOS spiking neurons and nano-scale memristor synapses open a new avenue of brain-inspired computing.

Homogeneous Spiking Neuromorphic System for Real-World Pattern Recognition

no code implementations2 Jun 2015 Xinyu Wu, Vishal Saxena, Kehan Zhu

A neuromorphic chip that combines CMOS analog spiking neurons and memristive synapses offers a promising solution to brain-inspired computing, as it can provide massive neural network parallelism and density.

A CMOS Spiking Neuron for Brain-Inspired Neural Networks with Resistive Synapses and In-Situ Learning

no code implementations28 May 2015 Xinyu Wu, Vishal Saxena, Kehan Zhu, Sakkarapani Balagopal

Nanoscale resistive memories are expected to fuel dense integration of electronic synapses for large-scale neuromorphic system.

$l_1$-regularized Outlier Isolation and Regression

no code implementations1 Jun 2014 Sheng Han, Suzhen Wang, Xinyu Wu

This paper proposed a new regression model called $l_1$-regularized outlier isolation and regression (LOIRE) and a fast algorithm based on block coordinate descent to solve this model.

regression

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