Search Results for author: Jianmin Li

Found 25 papers, 13 papers with code

DualTeacher: Bridging Coexistence of Unlabelled Classes for Semi-supervised Incremental Object Detection

1 code implementation13 Dec 2023 Ziqi Yuan, Liyuan Wang, Wenbo Ding, Xingxing Zhang, Jiachen Zhong, Jianyong Ai, Jianmin Li, Jun Zhu

A commonly-used strategy for supervised IOD is to encourage the current model (as a student) to mimic the behavior of the old model (as a teacher), but it generally fails in SSIOD because a dominant number of object instances from old and new classes are coexisting and unlabelled, with the teacher only recognizing a fraction of them.

Object object-detection +1

InstructPix2NeRF: Instructed 3D Portrait Editing from a Single Image

1 code implementation6 Nov 2023 Jianhui Li, Shilong Liu, Zidong Liu, Yikai Wang, Kaiwen Zheng, Jinghui Xu, Jianmin Li, Jun Zhu

With the success of Neural Radiance Field (NeRF) in 3D-aware portrait editing, a variety of works have achieved promising results regarding both quality and 3D consistency.

HEDNet: A Hierarchical Encoder-Decoder Network for 3D Object Detection in Point Clouds

1 code implementation NeurIPS 2023 Gang Zhang, Junnan Chen, Guohuan Gao, Jianmin Li, Xiaolin Hu

To reduce computational costs, these methods resort to submanifold sparse convolutions, which prevent the information exchange among spatially disconnected features.

3D Object Detection Autonomous Driving +2

Self-Supervised Transformer with Domain Adaptive Reconstruction for General Face Forgery Video Detection

no code implementations9 Sep 2023 Daichi Zhang, Zihao Xiao, Jianmin Li, Shiming Ge

In this paper, a Self-supervised Transformer cooperating with Contrastive and Reconstruction learning (CoReST) is proposed, which is first pre-trained only on real face videos in a self-supervised manner, and then fine-tuned a linear head on specific face forgery video datasets.

Representation Learning

PREIM3D: 3D Consistent Precise Image Attribute Editing from a Single Image

1 code implementation CVPR 2023 Jianhui Li, Jianmin Li, Haoji Zhang, Shilong Liu, Zhengyi Wang, Zihao Xiao, Kaiwen Zheng, Jun Zhu

As for imprecise image editing, we attribute the problem to the gap between the latent space of real images and that of generated images.

Attribute

CEDNet: A Cascade Encoder-Decoder Network for Dense Prediction

2 code implementations13 Feb 2023 Gang Zhang, Ziyi Li, Chufeng Tang, Jianmin Li, Xiaolin Hu

A hallmark of CEDNet is its ability to incorporate high-level features from early stages to guide low-level feature learning in subsequent stages, thereby enhancing the effectiveness of multi-scale feature fusion.

Instance Segmentation object-detection +3

Infrared Invisible Clothing:Hiding from Infrared Detectors at Multiple Angles in Real World

no code implementations12 May 2022 Xiaopei Zhu, Zhanhao Hu, Siyuan Huang, Jianmin Li, Xiaolin Hu

We simulated the process from cloth to clothing in the digital world and then designed the adversarial "QR code" pattern.

AutoLoss-GMS: Searching Generalized Margin-Based Softmax Loss Function for Person Re-Identification

no code implementations CVPR 2022 Hongyang Gu, Jianmin Li, Guangyuan Fu, Chifong Wong, Xinghao Chen, Jun Zhu

In this paper, we propose a novel method, AutoLoss-GMS, to search the better loss function in the space of generalized margin-based softmax loss function for person re-identification automatically.

Person Re-Identification

Infrared Invisible Clothing: Hiding From Infrared Detectors at Multiple Angles in Real World

no code implementations CVPR 2022 Xiaopei Zhu, Zhanhao Hu, Siyuan Huang, Jianmin Li, Xiaolin Hu

We simulated the process from cloth to clothing in the digital world and then designed the adversarial "QR code" pattern.

Attack on practical speaker verification system using universal adversarial perturbations

1 code implementation19 May 2021 Weiyi Zhang, Shuning Zhao, Le Liu, Jianmin Li, Xingliang Cheng, Thomas Fang Zheng, Xiaolin Hu

In authentication scenarios, applications of practical speaker verification systems usually require a person to read a dynamic authentication text.

Real-World Adversarial Attack Room Impulse Response (RIR) +3

RefineMask: Towards High-Quality Instance Segmentation with Fine-Grained Features

1 code implementation CVPR 2021 Gang Zhang, Xin Lu, Jingru Tan, Jianmin Li, Zhaoxiang Zhang, Quanquan Li, Xiaolin Hu

In this work, we propose a new method called RefineMask for high-quality instance segmentation of objects and scenes, which incorporates fine-grained features during the instance-wise segmenting process in a multi-stage manner.

Instance Segmentation Semantic Segmentation +1

Rethinking Natural Adversarial Examples for Classification Models

1 code implementation23 Feb 2021 Xiao Li, Jianmin Li, Ting Dai, Jie Shi, Jun Zhu, Xiaolin Hu

A detection model based on the classification model EfficientNet-B7 achieved a top-1 accuracy of 53. 95%, surpassing previous state-of-the-art classification models trained on ImageNet, suggesting that accurate localization information can significantly boost the performance of classification models on ImageNet-A.

Classification General Classification +2

The MSR-Video to Text Dataset with Clean Annotations

1 code implementation12 Feb 2021 Haoran Chen, Jianmin Li, Simone Frintrop, Xiaolin Hu

We cleaned the MSR-VTT annotations by removing these problems, then tested several typical video captioning models on the cleaned dataset.

Sentence Video Captioning

Fooling thermal infrared pedestrian detectors in real world using small bulbs

no code implementations20 Jan 2021 Xiaopei Zhu, Xiao Li, Jianmin Li, Zheyao Wang, Xiaolin Hu

By using a combination method, we successfully hide from the visible light and infrared object detection systems at the same time.

Autonomous Driving object-detection +1

Preliminary Design of a FADC Readout System for the Alpha/Beta Discrimination in a Large Area Plastic Scintillation Detector

no code implementations27 Oct 2020 Jingjun Wen, Daowei Dou, Jinfu Zhu, Zhi Zeng, Tao Xue, Jianmin Li, Junli Li, Yinong Liu

This paper describes a FADC Readout system developed for the tap water $\alpha/\beta$ dose monitoring system which is based on EJ444 phoswich scintillation detector and wavelength shifting fiber readout.

Instrumentation and Detectors

Delving Deeper into the Decoder for Video Captioning

1 code implementation16 Jan 2020 Haoran Chen, Jianmin Li, Xiaolin Hu

Video captioning is an advanced multi-modal task which aims to describe a video clip using a natural language sentence.

Sentence Video Captioning +1

Pairwise Teacher-Student Network for Semi-Supervised Hashing

no code implementations2 Feb 2019 Shifeng Zhang, Jianmin Li, Bo Zhang

Hashing method maps similar high-dimensional data to binary hashcodes with smaller hamming distance, and it has received broad attention due to its low storage cost and fast retrieval speed.

Retrieval

Semantic Cluster Unary Loss for Efficient Deep Hashing

1 code implementation15 May 2018 Shifeng Zhang, Jianmin Li, Bo Zhang

The resultant hashcodes form several compact clusters, which means hashcodes in the same cluster have similar semantic information.

Deep Hashing Information Retrieval

Scalable Discrete Supervised Hash Learning with Asymmetric Matrix Factorization

no code implementations28 Sep 2016 Shifeng Zhang, Jianmin Li, Jinma Guo, Bo Zhang

Hashing method maps similar data to binary hashcodes with smaller hamming distance, and it has received a broad attention due to its low storage cost and fast retrieval speed.

Clustering Retrieval

CNN Based Hashing for Image Retrieval

no code implementations4 Sep 2015 Jinma Guo, Jianmin Li

Along with data on the web increasing dramatically, hashing is becoming more and more popular as a method of approximate nearest neighbor search.

Image Retrieval Retrieval

Super-Bit Locality-Sensitive Hashing

no code implementations NeurIPS 2012 Jianqiu Ji, Jianmin Li, Shuicheng Yan, Bo Zhang, Qi Tian

Sign-random-projection locality-sensitive hashing (SRP-LSH) is a probabilistic dimension reduction method which provides an unbiased estimate of angular similarity, yet suffers from the large variance of its estimation.

Dimensionality Reduction Retrieval

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