Search Results for author: Chong Li

Found 25 papers, 11 papers with code

X-Instruction: Aligning Language Model in Low-resource Languages with Self-curated Cross-lingual Instructions

1 code implementation30 May 2024 Chong Li, Wen Yang, Jiajun Zhang, Jinliang Lu, Shaonan Wang, Chengqing Zong

In addition, we find that models tuned on cross-lingual instruction following samples can follow the instruction in the output language without further tuning.

Instruction Following Language Modelling +1

VASA-1: Lifelike Audio-Driven Talking Faces Generated in Real Time

no code implementations16 Apr 2024 Sicheng Xu, Guojun Chen, Yu-Xiao Guo, Jiaolong Yang, Chong Li, Zhenyu Zang, Yizhong Zhang, Xin Tong, Baining Guo

We introduce VASA, a framework for generating lifelike talking faces with appealing visual affective skills (VAS) given a single static image and a speech audio clip.

NeuroPictor: Refining fMRI-to-Image Reconstruction via Multi-individual Pretraining and Multi-level Modulation

no code implementations27 Mar 2024 Jingyang Huo, Yikai Wang, Xuelin Qian, Yun Wang, Chong Li, Jianfeng Feng, Yanwei Fu

Recent fMRI-to-image approaches mainly focused on associating fMRI signals with specific conditions of pre-trained diffusion models.

Image Reconstruction

MulCogBench: A Multi-modal Cognitive Benchmark Dataset for Evaluating Chinese and English Computational Language Models

no code implementations2 Mar 2024 Yunhao Zhang, Xiaohan Zhang, Chong Li, Shaonan Wang, Chengqing Zong

Results show that language models share significant similarities with human cognitive data and the similarity patterns are modulated by the data modality and stimuli complexity.

CrackCLF: Automatic Pavement Crack Detection based on Closed-Loop Feedback

no code implementations20 Nov 2023 Chong Li, Zhun Fan, Ying Chen, Huibiao Lin, Laura Moretti, Giuseppe Loprencipe, Weihua Sheng, Kelvin C. P. Wang

Meanwhile, these models can not automatically correct errors in the prediction, nor can it adapt to the changes of the environment to automatically extract and detect thin cracks.

Decoder

Improving In-context Learning of Multilingual Generative Language Models with Cross-lingual Alignment

1 code implementation14 Nov 2023 Chong Li, Shaonan Wang, Jiajun Zhang, Chengqing Zong

It aligns the internal sentence representations across different languages via multilingual contrastive learning and aligns outputs by following cross-lingual instructions in the target language.

Contrastive Learning In-Context Learning +2

Interpreting and Exploiting Functional Specialization in Multi-Head Attention under Multi-task Learning

1 code implementation16 Oct 2023 Chong Li, Shaonan Wang, Yunhao Zhang, Jiajun Zhang, Chengqing Zong

We further propose a simple multi-task training method to increase functional specialization and mitigate negative information transfer in multi-task learning.

Multi-Task Learning

RemoteTouch: Enhancing Immersive 3D Video Communication with Hand Touch

no code implementations28 Feb 2023 Yizhong Zhang, Zhiqi Li, Sicheng Xu, Chong Li, Jiaolong Yang, Xin Tong, Baining Guo

A key challenge in emulating the remote hand touch is the realistic rendering of the participant's hand and arm as the hand touches the screen.

3D geometry

Reconfigurable Wearable Antenna for 5G Applications using Nematic Liquid Crystals

no code implementations16 Dec 2022 Yuanjie Xia, Mengyao Yuan, Alexandra Dobrea, Chong Li, Hadi Heidari, Nigel Mottram, Rami Ghannam

The antenna is one of the key building blocks of many wearable electronic device, and its functions include wireless communications, energy harvesting and radiative wireless power transfer (WPT).

Frame-wise Action Representations for Long Videos via Sequence Contrastive Learning

1 code implementation CVPR 2022 Minghao Chen, Fangyun Wei, Chong Li, Deng Cai

In this paper, we introduce a novel contrastive action representation learning (CARL) framework to learn frame-wise action representations, especially for long videos, in a self-supervised manner.

Action Classification Contrastive Learning +4

RankedDrop: Enhancing Deep Graph Convolutional Networks Training

no code implementations29 Sep 2021 Quentin Petit, Chong Li, Kelun Chai, Serge G Petiton

Introducing random edge dropping from the input graph at training epochs could reduce over-fitting and over-smoothing phenomenon and increase the depth of GNNs.

ADNet: Leveraging Error-Bias Towards Normal Direction in Face Alignment

1 code implementation ICCV 2021 Yangyu Huang, Hao Yang, Chong Li, Jongyoo Kim, Fangyun Wei

On the other hand, AAM is an attention module which can get anisotropic attention mask focusing on the region of point and its local edge connected by adjacent points, it has a stronger response in tangent than in normal, which means relaxed constraints in the tangent.

Face Alignment

Efficient and Systematic Partitioning of Large and Deep Neural Networks for Parallelization

2 code implementations Part of the Lecture Notes in Computer Science book series 2021 Haoran Wang, Chong Li, Thibaut Tachon, Hongxing Wang, Sheng Yang, Sébastien Limet, Sophie Robert

We propose the Flex-Edge Recursive Graph and the Double Recursive Algorithm, successfully limiting our parallelization strategy generation to a linear complexity with a good quality of parallelization strategy.

Exploration and Exploitation: Two Ways to Improve Chinese Spelling Correction Models

1 code implementation ACL 2021 Chong Li, Cenyuan Zhang, Xiaoqing Zheng, Xuanjing Huang

A sequence-to-sequence learning with neural networks has empirically proven to be an effective framework for Chinese Spelling Correction (CSC), which takes a sentence with some spelling errors as input and outputs the corrected one.

Sentence Spelling Correction +1

Molecular Clouds in the Second Quadrant of the Milky Way Mid-plane from l$=$104$.\!\!^{\circ}$75 to l=119$.\!\!^{\circ}$75 and b=$-$5$.\!\!^{\circ}$25 to b=5$.\!\!^{\circ}$25

no code implementations24 Feb 2021 Yuehui Ma, Hongchi Wang, Chong Li, Lianghao Lin, Yan Sun, Ji Yang

About 78\% of the N-PDFs of the selected molecular clouds are well fitted with log-normal functions with only small deviations at high-densities which correspond to star-forming regions with scales of $\sim$1-5 pc in the Local arm and $\sim$5-10 pc in the Perseus arm.

Astrophysics of Galaxies

Automatic Crack Detection on Road Pavements Using Encoder Decoder Architecture

no code implementations1 Jul 2020 Zhun Fan, Chong Li, Ying Chen, Jiahong Wei, Giuseppe Loprencipe, Xiaopeng Chen, Paola Di Mascio

Finally, the hierarchical feature learning module is designed to obtain a multi-scale features from the high to low-level convolutional layers, which are integrated to predict pixel-wise crack detection.

Decoder object-detection +1

Ensemble of Deep Convolutional Neural Networks for Automatic Pavement Crack Detection and Measurement

no code implementations8 Feb 2020 Zhun Fan, Chong Li, Ying Chen, Paola Di Mascio, Xiaopeng Chen, Guijie Zhu, Giuseppe Loprencipe

In this paper, we propose an ensemble of convolutional neural networks (without a pooling layer) based on probability fusion for automated pavement crack detection and measurement.

Sparse estimation via $\ell_q$ optimization method in high-dimensional linear regression

no code implementations12 Nov 2019 Xin Li, Yaohua Hu, Chong Li, Xiaoqi Yang, Tianzi Jiang

In this paper, we discuss the statistical properties of the $\ell_q$ optimization methods $(0<q\leq 1)$, including the $\ell_q$ minimization method and the $\ell_q$ regularization method, for estimating a sparse parameter from noisy observations in high-dimensional linear regression with either a deterministic or random design.

regression Vocal Bursts Intensity Prediction

Deep Expectation-Maximization in Hidden Markov Models via Simultaneous Perturbation Stochastic Approximation

no code implementations25 Sep 2019 Chong Li, Dan Shen, C.J. Richard Shi, Hongxia Yang

We propose a novel method to estimate the parameters of a collection of Hidden Markov Models (HMM), each of which corresponds to a set of known features.

Accurate Retinal Vessel Segmentation via Octave Convolution Neural Network

2 code implementations28 Jun 2019 Zhun Fan, Jiajie Mo, Benzhang Qiu, Wenji Li, Guijie Zhu, Chong Li, Jianye Hu, Yibiao Rong, Xinjian Chen

Compared with other convolution networks utilizing standard convolution for feature extraction, the proposed method utilizes octave convolutions and octave transposed convolutions for learning multiple-spatial-frequency features, thus can better capture retinal vasculatures with varying sizes and shapes.

Decoder Retinal Vessel Segmentation +2

Constrained Optimization Based Low-Rank Approximation of Deep Neural Networks

1 code implementation ECCV 2018 Chong Li, C. J. Richard Shi

We present COBLA---Constrained Optimization Based Low-rank Approximation---a systematic method of finding an optimal low-rank approximation of a trained convolutional neural network, subject to constraints in the number of multiply-accumulate (MAC) operations and the memory footprint.

Multi-task Learning for Continuous Control

no code implementations3 Feb 2018 Himani Arora, Rajath Kumar, Jason Krone, Chong Li

In addition, most reinforcement learning research on multi-task learning has been focused on discrete action spaces, which are not used for robotic control in the real-world.

Continuous Control Multi-Task Learning +3

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