Search Results for author: Zhichao Huang

Found 14 papers, 6 papers with code

Sentiment Interpretable Logic Tensor Network for Aspect-Term Sentiment Analysis

no code implementations COLING 2022 BoWen Zhang, Xu Huang, Zhichao Huang, Hu Huang, Baoquan Zhang, Xianghua Fu, Liwen Jing

SILTN is interpretable because it is a neurosymbolic formalism and a computational model that supports learning and reasoning about data with a differentiable first-order logic language (FOL).

Computational Efficiency Knowledge Distillation +1

Speech Translation with Large Language Models: An Industrial Practice

no code implementations21 Dec 2023 Zhichao Huang, Rong Ye, Tom Ko, Qianqian Dong, Shanbo Cheng, Mingxuan Wang, Hang Li

Given the great success of large language models (LLMs) across various tasks, in this paper, we introduce LLM-ST, a novel and effective speech translation model constructed upon a pre-trained LLM.

Language Modelling Large Language Model +1

RepCodec: A Speech Representation Codec for Speech Tokenization

1 code implementation31 Aug 2023 Zhichao Huang, Chutong Meng, Tom Ko

To improve the performance of these discrete speech tokens, we present RepCodec, a novel speech representation codec for semantic speech tokenization.

Language Modelling Quantization

Fast Adversarial Training with Adaptive Step Size

no code implementations6 Jun 2022 Zhichao Huang, Yanbo Fan, Chen Liu, Weizhong Zhang, Yong Zhang, Mathieu Salzmann, Sabine Süsstrunk, Jue Wang

While adversarial training and its variants have shown to be the most effective algorithms to defend against adversarial attacks, their extremely slow training process makes it hard to scale to large datasets like ImageNet.

Black-box Prompt Learning for Pre-trained Language Models

1 code implementation21 Jan 2022 Shizhe Diao, Zhichao Huang, Ruijia Xu, Xuechun Li, Yong Lin, Xiao Zhou, Tong Zhang

Particularly, instead of fine-tuning the model in the cloud, we adapt PLMs by prompt learning, which efficiently optimizes only a few parameters of the discrete prompts.

text-classification Text Classification

On the Impact of Hard Adversarial Instances on Overfitting in Adversarial Training

no code implementations14 Dec 2021 Chen Liu, Zhichao Huang, Mathieu Salzmann, Tong Zhang, Sabine Süsstrunk

This lets us show that the decay in generalization performance of adversarial training is a result of the model's attempt to fit hard adversarial instances.

Improving Adversarial Defense with Self-supervised Test-time Fine-tuning

no code implementations29 Sep 2021 Zhichao Huang, Chen Liu, Mathieu Salzmann, Sabine Süsstrunk, Tong Zhang

Although adversarial training and its variants currently constitute the most effective way to achieve robustness against adversarial attacks, their poor generalization limits their performance on the test samples.

Adversarial Defense

Few-Shot Human Motion Transfer by Personalized Geometry and Texture Modeling

1 code implementation CVPR 2021 Zhichao Huang, Xintong Han, Jia Xu, Tong Zhang

We present a new method for few-shot human motion transfer that achieves realistic human image generation with only a small number of appearance inputs.

Image Generation

CorrAttack: Black-box Adversarial Attack with Structured Search

no code implementations3 Oct 2020 Zhichao Huang, Yaowei Huang, Tong Zhang

We show that searching over the structured space can be approximated by a time-varying contextual bandits problem, where the attacker takes feature of the associated arm to make modifications of the input, and receives an immediate reward as the reduction of the loss function.

Adversarial Attack Bayesian Optimization +1

Prototype Completion with Primitive Knowledge for Few-Shot Learning

1 code implementation CVPR 2021 Baoquan Zhang, Xutao Li, Yunming Ye, Zhichao Huang, Lisai Zhang

To avoid the prototype completion error caused by primitive knowledge noises or class differences, we further develop a Gaussian based prototype fusion strategy that combines the mean-based and completed prototypes by exploiting the unlabeled samples.

Attribute Few-Shot Learning

Stochastic Recursive Gradient Descent Ascent for Stochastic Nonconvex-Strongly-Concave Minimax Problems

no code implementations NeurIPS 2020 Luo Luo, Haishan Ye, Zhichao Huang, Tong Zhang

We consider nonconvex-concave minimax optimization problems of the form $\min_{\bf x}\max_{\bf y\in{\mathcal Y}} f({\bf x},{\bf y})$, where $f$ is strongly-concave in $\bf y$ but possibly nonconvex in $\bf x$ and ${\mathcal Y}$ is a convex and compact set.

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