Search Results for author: Bowen Liu

Found 20 papers, 11 papers with code

Retrosynthetic reaction prediction using neural sequence-to-sequence models

no code implementations6 Jun 2017 Bowen Liu, Bharath Ramsundar, Prasad Kawthekar, Jade Shi, Joseph Gomes, Quang Luu Nguyen, Stephen Ho, Jack Sloane, Paul Wender, Vijay Pande

We describe a fully data driven model that learns to perform a retrosynthetic reaction prediction task, which is treated as a sequence-to-sequence mapping problem.

Machine Translation Translation

Graph Convolutional Policy Network for Goal-Directed Molecular Graph Generation

2 code implementations NeurIPS 2018 Jiaxuan You, Bowen Liu, Rex Ying, Vijay Pande, Jure Leskovec

Generating novel graph structures that optimize given objectives while obeying some given underlying rules is fundamental for chemistry, biology and social science research.

Graph Generation Molecular Graph Generation

Strategies for Pre-training Graph Neural Networks

10 code implementations ICLR 2020 Weihua Hu, Bowen Liu, Joseph Gomes, Marinka Zitnik, Percy Liang, Vijay Pande, Jure Leskovec

Many applications of machine learning require a model to make accurate pre-dictions on test examples that are distributionally different from training ones, while task-specific labels are scarce during training.

Graph Classification Molecular Property Prediction +4

Unified Signal Compression Using Generative Adversarial Networks

2 code implementations8 Dec 2019 Bowen Liu, Ang Cao, Hun-Seok Kim

We propose a unified compression framework that uses generative adversarial networks (GAN) to compress image and speech signals.

Probabilistic K-means Clustering via Nonlinear Programming

no code implementations10 Jan 2020 Yujian Li, Bowen Liu, Zhaoying Liu, Ting Zhang

In theory, we can solve the model by active gradient projection, while inefficiently.

Clustering

Weakly-Supervised Salient Object Detection via Scribble Annotations

1 code implementation CVPR 2020 Jing Zhang, Xin Yu, Aixuan Li, Peipei Song, Bowen Liu, Yuchao Dai

In this paper, we propose a weakly-supervised salient object detection model to learn saliency from such annotations.

Edge Detection Object +3

Open Graph Benchmark: Datasets for Machine Learning on Graphs

20 code implementations NeurIPS 2020 Weihua Hu, Matthias Fey, Marinka Zitnik, Yuxiao Dong, Hongyu Ren, Bowen Liu, Michele Catasta, Jure Leskovec

We present the Open Graph Benchmark (OGB), a diverse set of challenging and realistic benchmark datasets to facilitate scalable, robust, and reproducible graph machine learning (ML) research.

Knowledge Graphs Node Property Prediction

A First Look into DeFi Oracles

no code implementations9 May 2020 Bowen Liu, Pawel Szalachowski, Jianying Zhou

In this paper, we present the first study of DeFi oracles deployed in practice.

Cryptography and Security

Simultaneously Localize, Segment and Rank the Camouflaged Objects

1 code implementation CVPR 2021 Yunqiu Lv, Jing Zhang, Yuchao Dai, Aixuan Li, Bowen Liu, Nick Barnes, Deng-Ping Fan

With the above understanding about camouflaged objects, we present the first ranking based COD network (Rank-Net) to simultaneously localize, segment and rank camouflaged objects.

object-detection Object Detection

Uncertainty-aware Joint Salient Object and Camouflaged Object Detection

2 code implementations CVPR 2021 Aixuan Li, Jing Zhang, Yunqiu Lv, Bowen Liu, Tong Zhang, Yuchao Dai

Visual salient object detection (SOD) aims at finding the salient object(s) that attract human attention, while camouflaged object detection (COD) on the contrary intends to discover the camouflaged object(s) that hidden in the surrounding.

Object object-detection +2

Deep Learning in Latent Space for Video Prediction and Compression

1 code implementation CVPR 2021 Bowen Liu, Yu Chen, Shiyu Liu, Hun-Seok Kim

The proposed method first learns the efficient lower-dimensional latent space representation of each video frame and then performs inter-frame prediction in that latent domain.

Anomaly Detection Event Detection +3

Capture Uncertainties in Deep Neural Networks for Safe Operation of Autonomous Driving Vehicles

no code implementations11 Aug 2021 Liuhui Ding, Dachuan Li, Bowen Liu, Wenxing Lan, Bing Bai, Qi Hao, Weipeng Cao, Ke Pei

Uncertainties in Deep Neural Network (DNN)-based perception and vehicle's motion pose challenges to the development of safe autonomous driving vehicles.

Autonomous Driving Motion Planning +2

Unified Signal Compression Using a GAN with Iterative Latent Representation Optimization

1 code implementation23 Sep 2021 Bowen Liu, Changwoo Lee, Ang Cao, Hun-Seok Kim

We propose a unified signal compression framework that uses a generative adversarial network (GAN) to compress heterogeneous signals.

Generative Adversarial Network Image Compression +2

MMVC: Learned Multi-Mode Video Compression with Block-based Prediction Mode Selection and Density-Adaptive Entropy Coding

1 code implementation CVPR 2023 Bowen Liu, Yu Chen, Rakesh Chowdary Machineni, Shiyu Liu, Hun-Seok Kim

In this paper, we propose multi-mode video compression (MMVC), a block wise mode ensemble deep video compression framework that selects the optimal mode for feature domain prediction adapting to different motion patterns.

Benchmarking MS-SSIM +4

TrTr: A Versatile Pre-Trained Large Traffic Model based on Transformer for Capturing Trajectory Diversity in Vehicle Population

no code implementations22 Sep 2023 Ruyi Feng, Zhibin Li, Bowen Liu, Yan Ding

In this study, we apply the Transformer architecture to traffic tasks, aiming to learn the diversity of trajectories within vehicle populations.

Time Series Time Series Prediction

VCISR: Blind Single Image Super-Resolution with Video Compression Synthetic Data

1 code implementation2 Nov 2023 Boyang Wang, Bowen Liu, Shiyu Liu, Fengyu Yang

In this work, we for the first time, present a video compression-based degradation model to synthesize low-resolution image data in the blind SISR task.

Image Compression Image Super-Resolution +3

Quantum-Inspired Machine Learning for Molecular Docking

no code implementations22 Jan 2024 Runqiu Shu, Bowen Liu, Zhaoping Xiong, Xiaopeng Cui, Yunting Li, Wei Cui, Man-Hong Yung, Nan Qiao

Traditional docking by searching for possible binding sites and conformations is computationally complex and results poorly under blind docking.

Blind Docking Combinatorial Optimization

Category-Agnostic Pose Estimation for Point Clouds

no code implementations12 Mar 2024 Bowen Liu, Wei Liu, Siang Chen, Pengwei Xie, Guijin Wang

The goal of object pose estimation is to visually determine the pose of a specific object in the RGB-D input.

Category-Agnostic Pose Estimation Object +1

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