Search Results for author: Hao Huang

Found 31 papers, 3 papers with code

Fine-Grained Predicates Learning for Scene Graph Generation

no code implementations6 Apr 2022 Xinyu Lyu, Lianli Gao, Yuyu Guo, Zhou Zhao, Hao Huang, Heng Tao Shen, Jingkuan Song

The performance of current Scene Graph Generation models is severely hampered by some hard-to-distinguish predicates, e. g., "woman-on/standing on/walking on-beach" or "woman-near/looking at/in front of-child".

Fine-Grained Image Classification Graph Generation +2

Feature selection revisited in the single-cell era

no code implementations27 Oct 2021 Pengyi Yang, Hao Huang, Chunlei Liu

Feature selection techniques are essential for high-dimensional data analysis.

feature selection

Part-X: A Family of Stochastic Algorithms for Search-Based Test Generation with Probabilistic Guarantees

no code implementations20 Oct 2021 Giulia Pedrielli, Tanmay Kandhait, Surdeep Chotaliya, Quinn Thibeault, Hao Huang, Mauricio Castillo-Effen, Georgios Fainekos

Requirements driven search-based testing (also known as falsification) has proven to be a practical and effective method for discovering erroneous behaviors in Cyber-Physical Systems.

Minimum word error training for non-autoregressive Transformer-based code-switching ASR

no code implementations7 Oct 2021 Yizhou Peng, Jicheng Zhang, HaiHua Xu, Hao Huang, Eng Siong Chng

Non-autoregressive end-to-end ASR framework might be potentially appropriate for code-switching recognition task thanks to its inherent property that present output token being independent of historical ones.

3D Point Cloud Completion with Geometric-Aware Adversarial Augmentation

no code implementations21 Sep 2021 Mengxi Wu, Hao Huang, Yi Fang

In contrast to the PGD-k attack, our method generates adversarial samples that keep the geometric features in clean samples and contain few outliers.

Point Cloud Classification Point Cloud Completion

Reasoning over Entity-Action-Location Graph for Procedural Text Understanding

no code implementations ACL 2021 Hao Huang, Xiubo Geng, Jian Pei, Guodong Long, Daxin Jiang

Procedural text understanding aims at tracking the states (e. g., create, move, destroy) and locations of the entities mentioned in a given paragraph.

graph construction Procedural Text Understanding +1

An Ecological Robustness-Oriented Approach for Power System Network Expansion

no code implementations13 Jul 2021 Hao Huang, Zeyu Mao, Varuneswara Panyam, Astrid Layton, Katherine Davis

Then, we present a mixed-integer nonlinear programming problem (MINLP) that expands the transmission network structure to maximize ecological robustness with power system constraints for an improved ability to absorb disturbances.

G-VAE, a Geometric Convolutional VAE for ProteinStructure Generation

no code implementations22 Jun 2021 Hao Huang, Boulbaba Ben Amor, Xichan Lin, Fan Zhu, Yi Fang

In this work, we introduce a joint geometric-neural networks approach for comparing, deforming and generating 3D protein structures.

Residual Networks as Flows of Velocity Fields for Diffeomorphic Time Series Alignment

no code implementations22 Jun 2021 Hao Huang, Boulbaba Ben Amor, Xichan Lin, Fan Zhu, Yi Fang

Our ResNet-TW (Deep Residual Network for Time Warping) tackles the alignment problem by compositing a flow of incremental diffeomorphic mappings.

Time Series Time Series Alignment +1

E2E-based Multi-task Learning Approach to Joint Speech and Accent Recognition

no code implementations15 Jun 2021 Jicheng Zhang, Yizhou Peng, Pham Van Tung, HaiHua Xu, Hao Huang, Eng Siong Chng

In this paper, we propose a single multi-task learning framework to perform End-to-End (E2E) speech recognition (ASR) and accent recognition (AR) simultaneously.

Multi-Task Learning Speech Recognition

CMUA-Watermark: A Cross-Model Universal Adversarial Watermark for Combating Deepfakes

1 code implementation23 May 2021 Hao Huang, Yongtao Wang, Zhaoyu Chen, Yuze Zhang, Yuheng Li, Zhi Tang, Wei Chu, Jingdong Chen, Weisi Lin, Kai-Kuang Ma

Then, we design a two-level perturbation fusion strategy to alleviate the conflict between the adversarial watermarks generated by different facial images and models.

Adversarial Attack Face Swapping

RPATTACK: Refined Patch Attack on General Object Detectors

1 code implementation23 Mar 2021 Hao Huang, Yongtao Wang, Zhaoyu Chen, Zhi Tang, Wenqiang Zhang, Kai-Kuang Ma

Firstly, we propose a patch selection and refining scheme to find the pixels which have the greatest importance for attack and remove the inconsequential perturbations gradually.

Toward Efficient Wide-Area Identification of Multiple Element Contingencies in Power Systems

no code implementations16 Feb 2021 Hao Huang, Zeyu Mao, Mohammad Rasoul Narimani, Katherine R. Davis

Based on each selected branch, the approach constructs the subgraph with parameters of distance and search level, while using branches' LODF metrics as the weights.

Multi-Source Data Fusion for Cyberattack Detection in Power Systems

no code implementations18 Jan 2021 Abhijeet Sahu, Zeyu Mao, Patrick Wlazlo, Hao Huang, Katherine Davis, Ana Goulart, Saman Zonouz

We perform multi-source data fusion for training IDS in a cyber-physical power system testbed where we collect cyber and physical side data from multiple sensors emulating real-world data sources that would be found in a utility and synthesizes these into features for algorithms to detect intrusions.

Imputation Intrusion Detection

Real-time Power System Simulation with Hardware Devices through DNP3 in Cyber-Physical Testbed

no code implementations15 Jan 2021 Hao Huang, C. Matthew Davis, Katherine R. Davis

The usage and configuration of DNP3 with real-world equipment in to achieve power system monitoring and control of a large-scale synthetic electric grid via this DNP3 communication is presented.

Mixed-Integer Optimization for Bio-Inspired Robust Power Network Design

no code implementations30 Oct 2020 Hao Huang, Varuneswara Panyam, Mohammad Rasoul Narimani, Astrid Layton, Katherine R. Davis

This paper presents an approach to address this challenge through bio-inspired power system network design to improve system reliability and resilience against disturbances.

Considerations in the Automatic Development of Electric Grid Restoration Plans

no code implementations30 Oct 2020 Wonhyeok Jang, Hao Huang, Katherine R. Davis, Thomas J. Overbye

Power system restoration is a highly complex task that must be performed in a timely manner following a blackout.

Multilingual Approach to Joint Speech and Accent Recognition with DNN-HMM Framework

no code implementations22 Oct 2020 Yizhou Peng, Jicheng Zhang, Haobo Zhang, HaiHua Xu, Hao Huang, Eng Siong Chng

Experimental results on an 8-accent English speech recognition show both methods can yield WERs close to the conventional ASR systems that completely ignore the accent, as well as desired AR accuracy.

Speech Recognition Transfer Learning

3D Meta Point Signature: Learning to Learn 3D Point Signature for 3D Dense Shape Correspondence

no code implementations21 Oct 2020 Hao Huang, Lingjing Wang, Xiang Li, Yi Fang

In this paper, we propose a novel meta-learning based 3D point signature model, named 3Dmetapointsignature (MEPS) network, that is capable of learning robust point signatures in 3D shapes.

3D Dense Shape Correspondence Meta-Learning

Robust Image Matching By Dynamic Feature Selection

no code implementations13 Aug 2020 Hao Huang, Jianchun Chen, Xiang Li, Lingjing Wang, Yi Fang

Recent works introduce convolutional neural networks (CNNs) to extract high-level feature maps and find correspondences through feature matching.

Decision Making feature selection +1

Improving Accent Conversion with Reference Encoder and End-To-End Text-To-Speech

no code implementations19 May 2020 Wenjie Li, Benlai Tang, Xiang Yin, Yushi Zhao, Wei Li, Kang Wang, Hao Huang, Yuxuan Wang, Zejun Ma

Accent conversion (AC) transforms a non-native speaker's accent into a native accent while maintaining the speaker's voice timbre.

Approaches to Improving Recognition of Underrepresented Named Entities in Hybrid ASR Systems

no code implementations18 May 2020 Tingzhi Mao, Yerbolat Khassanov, Van Tung Pham, Hai-Hua Xu, Hao Huang, Eng Siong Chng

In this paper, we present a series of complementary approaches to improve the recognition of underrepresented named entities (NE) in hybrid ASR systems without compromising overall word error rate performance.

Language Modelling

Learning Deformable Image Registration from Optimization: Perspective, Modules, Bilevel Training and Beyond

2 code implementations30 Apr 2020 Risheng Liu, Zi Li, Xin Fan, Chenying Zhao, Hao Huang, Zhongxuan Luo

We design a new deep learning based framework to optimize a diffeomorphic model via multi-scale propagation in order to integrate advantages and avoid limitations of these two categories of approaches.

Image Registration Semantic Segmentation

Event Ticket Price Prediction with Deep Neural Network on Spatial-Temporal Sparse Data

no code implementations3 Dec 2019 Fei Huang, Hao Huang

However, given all the historical transaction records, it is challenging to predict the sale price of the remaining seats at any future timestamp, not only because that the sale price is relevant to a lot of features (seat locations, date-to-event of the transaction, event date, team performance, etc.

Failure Analysis on Multivariate Time-series Data given Uncertain Labels

no code implementations20 Jul 2019 Hao Huang, Shinjae Yoo, and Yunwen Xu

Machine failure analysis and detection is critical to today’s industrial society.

Time Series

Automatically Redundant Features Removal for Unsupervised Feature Selection via Sparse Feature Graph

no code implementations13 May 2017 Shuchu Han, Hao Huang, Hong Qin

The redundant features existing in high dimensional datasets always affect the performance of learning and mining algorithms.

feature selection Sparse Learning

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