Search Results for author: Xin Yi

Found 14 papers, 6 papers with code

Fine-Grained Detoxification via Instance-Level Prefixes for Large Language Models

no code implementations23 Feb 2024 Xin Yi, LinLin Wang, Xiaoling Wang, Liang He

In this paper, we propose fine-grained detoxification via instance-level prefixes (FGDILP) to mitigate toxic text without additional cost.

Text Generation

Modeling the Trade-off of Privacy Preservation and Activity Recognition on Low-Resolution Images

no code implementations18 Mar 2023 Yuntao Wang, Zirui Cheng, Xin Yi, Yan Kong, Xueyang Wang, Xuhai Xu, Yukang Yan, Chun Yu, Shwetak Patel, Yuanchun Shi

Modeling the trade-off of privacy preservation and machine recognition performance can guide future privacy-preserving computer vision systems using low-resolution image sensors.

Activity Recognition Image Super-Resolution +1

Self-Paced Uncertainty Estimation for One-shot Person Re-Identification

no code implementations19 Apr 2021 Yulin Zhang, Bo Ma, Longyao Liu, Xin Yi

The one-shot Person Re-ID scenario faces two kinds of uncertainties when constructing the prediction model from $X$ to $Y$.

Person Re-Identification Pseudo Label

Two-Step Image Dehazing with Intra-domain and Inter-domain Adaptation

no code implementations6 Feb 2021 Xin Yi, Bo Ma, Yulin Zhang, Longyao Liu, Jiahao Wu

To alleviate the intra-domain gap of the synthetic domain, we propose an intra-domain adaptation to align distributions of other subsets to the optimal subset by adversarial learning.

Domain Adaptation Image Dehazing +1

AFD-Net: Adaptive Fully-Dual Network for Few-Shot Object Detection

no code implementations30 Nov 2020 Longyao Liu, Bo Ma, Yulin Zhang, Xin Yi, Haozhi Li

In this paper, we carefully analyze the characteristics of FSOD, and present that a general few-shot detector should consider the explicit decomposition of two subtasks, as well as leveraging information from both of them to enhance feature representations.

Decision Making Few-Shot Object Detection +1

Automatic classification of multiple catheters in neonatal radiographs with deep learning

no code implementations14 Nov 2020 Robert D. E. Henderson, Xin Yi, Scott J. Adams, Paul Babyn

Performance was similar for the set of 58 test images consisting of 2 or more catheters, with an AP of 0. 975 (0. 255-1. 000) for NGTs, 0. 997 (0. 009-1. 000) for ETTs, 0. 981 (0. 797-0. 998) for UACs, and 0. 937 (0. 689-0. 990) for UVCs.

General Classification

Focus-Enhanced Scene Text Recognition with Deformable Convolutions

1 code implementation29 Aug 2019 Linjie Deng, Yanxiang Gong, Xinchen Lu, Xin Yi, Zheng Ma, Mei Xie

Recently, scene text recognition methods based on deep learning have sprung up in computer vision area.

Scene Text Recognition

Generative Adversarial Network in Medical Imaging: A Review

1 code implementation19 Sep 2018 Xin Yi, Ekta Walia, Paul Babyn

Generative adversarial networks have gained a lot of attention in the computer vision community due to their capability of data generation without explicitly modelling the probability density function.

Data Augmentation Domain Adaptation +5

Automatic catheter detection in pediatric X-ray images using a scale-recurrent network and synthetic data

1 code implementation4 Jun 2018 Xin Yi, Scott Adams, Paul Babyn, Abdul Elnajmi

In this work, we proposed a simple way of synthesizing catheters on X-ray images and a scale recurrent network for catheter detection.

Position

Sharpness-aware Low dose CT denoising using conditional generative adversarial network

2 code implementations22 Aug 2017 Xin Yi, Paul Babyn

Low Dose Computed Tomography (LDCT) has offered tremendous benefits in radiation restricted applications, but the quantum noise as resulted by the insufficient number of photons could potentially harm the diagnostic performance.

Denoising Generative Adversarial Network

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