Qi Liu

Modular End-to-end Automatic Speech Recognition Framework for Acoustic-to-word Model

End-to-end (E2E) systems have played a more and more important role in a...
07/31/2020 ∙ by Qi Liu, et al. ∙ 0 ∙ share

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ASGN: An Active Semi-supervised Graph Neural Network for Molecular Property Prediction

Molecular property prediction (e.g., energy) is an essential problem in ...
07/07/2020 ∙ by Zhongkai Hao, et al. ∙ 6 ∙ share

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A Survey on Sensor Technologies for Unmanned Ground Vehicles

Unmanned ground vehicles have a huge development potential in both civil...
07/04/2020 ∙ by Qi Liu, et al. ∙ 0 ∙ share

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IROS 2019 Lifelong Robotic Vision Challenge – Lifelong Object Recognition Report

This report summarizes IROS 2019-Lifelong Robotic Vision Competition (Li...
04/26/2020 ∙ by Qi She, et al. ∙ 30 ∙ share

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An end-to-end CNN framework for polarimetric vision tasks based on polarization-parameter-constructing network

Pixel-wise operations between polarimetric images are important for proc...
04/19/2020 ∙ by Yong Wang, et al. ∙ 3 ∙ share

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A Survey on Contextual Embeddings

Contextual embeddings, such as ELMo and BERT, move beyond global word re...
03/16/2020 ∙ by Qi Liu, et al. ∙ 38 ∙ share

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Image Generation from Freehand Scene Sketches

We introduce the first method for automatic image generation from scene-...
03/05/2020 ∙ by Chengying Gao, et al. ∙ 11 ∙ share

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Model-based Joint Bit Allocation between Geometry and Color for Video-based 3D Point Cloud Compression

Rate distortion optimization plays a very important role in image/video ...
02/25/2020 ∙ by Qi Liu, et al. ∙ 0 ∙ share

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Rate Distortion Optimized Joint Bit Allocation between Geometry and Color for Video-based 3D Point Cloud Compression

Rate distortion optimization plays a very important role in image/video ...
02/25/2020 ∙ by Qi Liu, et al. ∙ 0 ∙ share

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Beyond Clicks: Modeling Multi-Relational Item Graph for Session-Based Target Behavior Prediction

Session-based target behavior prediction aims to predict the next item t...
02/19/2020 ∙ by Wen Wang, et al. ∙ 0 ∙ share

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A Single RGB Camera Based Gait Analysis with a Mobile Tele-Robot for Healthcare

With the increasing awareness of high-quality life, there is a growing n...
02/11/2020 ∙ by Ziyang Wang, et al. ∙ 23 ∙ share

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Domain Adaption for Knowledge Tracing

With the rapid development of online education system, knowledge tracing...
01/14/2020 ∙ by Song Cheng, et al. ∙ 0 ∙ share

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Crowdfunding Dynamics Tracking: A Reinforcement Learning Approach

Recent years have witnessed the increasing interests in research of crow...
12/27/2019 ∙ by Jun Wang, et al. ∙ 6 ∙ share

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A Comprehensive Study and Comparison of Core Technologies for MPEG 3D Point Cloud Compression

Point cloud based 3D visual representation is becoming popular due to it...
12/20/2019 ∙ by Hao Liu, et al. ∙ 19 ∙ share

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Estimating Early Fundraising Performance of Innovations via Graph-based Market Environment Model

Well begun is half done. In the crowdfunding market, the early fundraisi...
12/14/2019 ∙ by Likang Wu, et al. ∙ 0 ∙ share

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Hyperbolic Graph Neural Networks

Learning from graph-structured data is an important task in machine lear...
10/28/2019 ∙ by Qi Liu, et al. ∙ 28 ∙ share

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Long-term Joint Scheduling for Urban Traffic

Recently, the traffic congestion in modern cities has become a growing w...
10/27/2019 ∙ by Xianfeng Liang, et al. ∙ 0 ∙ share

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Interpretable Cognitive Diagnosis with Neural Network

In intelligent education systems, one key issue is to discover students'...
08/23/2019 ∙ by Fei Wang, et al. ∙ 0 ∙ share

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Interpretable Cognitive Diagnosis with Neural Network for Intelligent Educational Systems

In intelligent education systems, one key issue is to discover students'...
08/23/2019 ∙ by Fei Wang, et al. ∙ 0 ∙ share

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Multi-Task Self-Supervised Learning for Disfluency Detection

Most existing approaches to disfluency detection heavily rely on human-a...
08/15/2019 ∙ by Shaolei Wang, et al. ∙ 0 ∙ share

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Molecular Property Prediction: A Multilevel Quantum Interactions Modeling Perspective

Predicting molecular properties (e.g., atomization energy) is an essenti...
06/25/2019 ∙ by Chengqiang Lu, et al. ∙ 0 ∙ share

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EKT: Exercise-aware Knowledge Tracing for Student Performance Prediction

For offering proactive services to students in intelligent education, on...
06/07/2019 ∙ by Qi Liu, et al. ∙ 0 ∙ share

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Chinese Embedding via Stroke and Glyph Information: A Dual-channel View

Recent studies have consistently given positive hints that morphology is...
06/03/2019 ∙ by Hanqing Tao, et al. ∙ 0 ∙ share

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Promotion of Answer Value Measurement with Domain Effects in Community Question Answering Systems

In the area of community question answering (CQA), answer selection and ...
06/01/2019 ∙ by Binbin Jin, et al. ∙ 0 ∙ share

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Explainable Fashion Recommendation: A Semantic Attribute Region Guided Approach

In fashion recommender systems, each product usually consists of multipl...
05/30/2019 ∙ by Min Hou, et al. ∙ 0 ∙ share

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MCNE: An End-to-End Framework for Learning Multiple Conditional Network Representations of Social Network

Recently, the Network Representation Learning (NRL) techniques, which re...
05/27/2019 ∙ by Hao Wang, et al. ∙ 0 ∙ share

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Enhancing Item Response Theory for Cognitive Diagnosis

Cognitive diagnosis is a fundamental and crucial task in many educationa...
05/27/2019 ∙ by Song Cheng, et al. ∙ 0 ∙ share

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Transcribing Content from Structural Images with Spotlight Mechanism

Transcribing content from structural images, e.g., writing notes from mu...
05/27/2019 ∙ by Yu Yin, et al. ∙ 0 ∙ share

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QuesNet: A Unified Representation for Heterogeneous Test Questions

Understanding learning materials (e.g. test questions) is a crucial issu...
05/27/2019 ∙ by Yu Yin, et al. ∙ 0 ∙ share

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Exploiting Cognitive Structure for Adaptive Learning

Adaptive learning, also known as adaptive teaching, relies on learning p...
05/23/2019 ∙ by Qi Liu, et al. ∙ 0 ∙ share

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Quaternion Knowledge Graph Embedding

Complex-valued representations have demonstrated promising results on mo...
04/23/2019 ∙ by Shuai Zhang, et al. ∙ 30 ∙ share

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Machine Vision Guided 3D Medical Image Compression for Efficient Transmission and Accurate Segmentation in the Clouds

Cloud based medical image analysis has become popular recently due to th...
04/09/2019 ∙ by Zihao Liu, et al. ∙ 0 ∙ share

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FDD Massive MIMO Based on Efficient Downlink Channel Reconstruction

Massive multiple-input multiple-output (MIMO) systems deploying a large ...
02/16/2019 ∙ by Yu Han, et al. ∙ 0 ∙ share

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Insertion-based Decoding with Automatically Inferred Generation Order

Conventional neural autoregressive decoding commonly assumes a left-to-r...
02/04/2019 ∙ by Jiatao Gu, et al. ∙ 0 ∙ share

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PRIN: Pointwise Rotation-Invariant Network

In recent years, point clouds have earned quite some research interests ...
11/23/2018 ∙ by Yang You, et al. ∙ 0 ∙ share

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Skeptical Deep Learning with Distribution Correction

Recently deep neural networks have been successfully used for various cl...
11/09/2018 ∙ by Mingxiao An, et al. ∙ 0 ∙ share

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Learning from History and Present: Next-item Recommendation via Discriminatively Exploiting User Behaviors

In the modern e-commerce, the behaviors of customers contain rich inform...
08/03/2018 ∙ by Zhi Li, et al. ∙ 0 ∙ share

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Explainable Social Contextual Image Recommendation with Hierarchical Attention

Image based social networks are among the most popular social networking...
06/03/2018 ∙ by Le Wu, et al. ∙ 0 ∙ share

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Constrained Graph Variational Autoencoders for Molecule Design

Graphs are ubiquitous data structures for representing interactions betw...
05/23/2018 ∙ by Qi Liu, et al. ∙ 0 ∙ share

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Sentence-State LSTM for Text Representation

Bi-directional LSTMs are a powerful tool for text representation. On the...
05/07/2018 ∙ by Yue Zhang, et al. ∙ 0 ∙ share

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Feature Distillation: DNN-Oriented JPEG Compression Against Adversarial Examples

Deep Neural Networks (DNNs) have achieved remarkable performance in a my...
03/14/2018 ∙ by Zihao Liu, et al. ∙ 0 ∙ share

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Light Transport Simulation via Generalized Multiple Importance Sampling

Multiple importance sampling (MIS) is employed to reduce variance of est...
03/12/2018 ∙ by Qi Liu, et al. ∙ 0 ∙ share

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On Modular Training of Neural Acoustics-to-Word Model for LVCSR

End-to-end (E2E) automatic speech recognition (ASR) systems directly map...
03/03/2018 ∙ by Zhehuai Chen, et al. ∙ 0 ∙ share

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Probability-Scale Residuals in HIV/AIDS Research: Diagnostics and Inference

The probability-scale residual (PSR) is well defined across a wide varie...
03/01/2018 ∙ by Bryan E. Shepherd, et al. ∙ 0 ∙ share

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Security Analysis and Enhancement of Model Compressed Deep Learning Systems under Adversarial Attacks

DNN is presenting human-level performance for many complex intelligent t...
02/14/2018 ∙ by Qi Liu, et al. ∙ 0 ∙ share

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Divide and Recombine for Large and Complex Data: Model Likelihood Functions using MCMC

In Divide & Recombine (D&R), big data are divided into subsets, each ana...
01/15/2018 ∙ by Qi Liu, et al. ∙ 0 ∙ share

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SHINE: Signed Heterogeneous Information Network Embedding for Sentiment Link Prediction

In online social networks people often express attitudes towards others,...
12/03/2017 ∙ by Hongwei Wang, et al. ∙ 0 ∙ share

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I Ate This: A Photo-based Food Journaling System with Expert Feedback

What we eat is one of the most frequent and important health decisions w...
02/20/2017 ∙ by Shubham Goyal, et al. ∙ 0 ∙ share

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An Adaptive Amoeba Algorithm for Shortest Path Tree Computation in Dynamic Graphs

This paper presents an adaptive amoeba algorithm to address the shortest...
11/03/2013 ∙ by Xiaoge Zhang, et al. ∙ 0 ∙ share

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Qi Liu

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