Jun Feng

ORCID: 0000-0002-0802-0677
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About
Contact & Profiles
Research Areas
  • Network Security and Intrusion Detection
  • Time Series Analysis and Forecasting
  • Topic Modeling
  • Privacy-Preserving Technologies in Data
  • Circular RNAs in diseases
  • Advanced Computational Techniques and Applications
  • Advanced Text Analysis Techniques
  • Sentiment Analysis and Opinion Mining
  • Cancer-related molecular mechanisms research
  • Music Technology and Sound Studies
  • Music and Audio Processing
  • Multimodal Machine Learning Applications
  • Speech and Audio Processing
  • Web Data Mining and Analysis
  • Anomaly Detection Techniques and Applications
  • Data Mining Algorithms and Applications
  • Cryptography and Data Security
  • Natural Language Processing Techniques
  • Semiconductor Lasers and Optical Devices
  • Monoclonal and Polyclonal Antibodies Research
  • IoT and GPS-based Vehicle Safety Systems
  • Diverse Musicological Studies
  • Machine Learning in Healthcare
  • Emotion and Mood Recognition
  • Constraint Satisfaction and Optimization

Hohai University
2011-2023

Anhui Medical University
2023

Ministry of Water Resources of the People's Republic of China
2023

Second Hospital of Anhui Medical University
2023

Northwest University
2022

Communication University of China
2022

Shanghai Institute of Pharmaceutical Industry
2022

University of Electronic Science and Technology of China
2022

Zhengzhou City Hospital
2016

Shandong University
2013

Safety alignment is critical in pre-training large language models (LLMs) to generate responses aligned with human values and refuse harmful queries. Unlike LLM, the current safety of VLMs often achieved post-hoc fine-tuning. However, these methods are less effective white-box attacks. To address this, we propose $\textit{Adversary-aware DPO (ADPO)}$, a novel training framework that explicitly considers adversarial. (ADPO)}$ integrates adversarial into enhance under worst-case perturbations....

10.48550/arxiv.2502.11455 preprint EN arXiv (Cornell University) 2025-02-17

10.32604/cmc.2025.061019 article EN Computers, materials & continua/Computers, materials & continua (Print) 2025-01-01

The purpose of our study was aimed to determine the functional role microRNA (miR)-182 in clear cell renal carcinoma (ccRCC) and try clarify its underlying molecular mechanism.Expression miR-182 both cancer peripheral blood samples analyzed by quantitative real-time PCR (qRT-PCR).Human RCC line Caki-1 cells were transfected with mimic, inhibitor, or negative controls, then viability, colony-formation ability, migration, invasion assay determined.Luciferase reporter assay, qRT-PCR Western...

10.4149/neo_2016_508 article EN Neoplasma 2016-01-01

The cooperative works between connected smart devices in the Industrial Internet of Things (IIoT) have greatly made growth productivity and economics for conventional industry. However, due to introduction communication network, budding IIoT also confronts unprecedented cyber threats. To prevent data from being intercepted by malicious intruders, we propose an efficient fully secure sharing work with a short revocation list (DS-SRL) IIoT. DS-SRL not only enables flexible access control...

10.1109/jiot.2022.3220980 article EN IEEE Internet of Things Journal 2022-11-09

In this paper we address a task of relation mention extraction from noisy data: extracting representative phrases for particular sentences that are collected via distant supervision. Despite its significance and value in many downstream applications, is less studied on data. The major challenges exists 1) the lack annotation phrases, more severely, 2) handling which do not express at all. To two challenges, formulate as semi-Markov decision process propose novel hierarchical reinforcement...

10.48550/arxiv.1811.01237 preprint EN other-oa arXiv (Cornell University) 2018-01-01

The Boltzmann distribution of a protein provides roadmap to all its functional states. Normalizing flows are promising tool for modeling this distribution, but current methods intractable typical pharmacological targets; they become computationally due the size system, heterogeneity intra-molecular potential energy, and long-range interactions. To remedy these issues, we present novel flow architecture that utilizes split channels gated attention efficiently learn conformational proteins...

10.48550/arxiv.2401.04246 preprint EN cc-by arXiv (Cornell University) 2024-01-01

Relationships among the three symmetries——Noether symmetry,Lie symmetry and M ei of a relativistic Birkhoff system have been obtained. Some stabilit y criteria are given by using Liapunov method. Finally conservation quanti ty stability correlated Energy-Casimir functional, an example is given, to illustrate applicat ion

10.7498/aps.54.2985 article EN cc-by Acta Physica Sinica 2005-01-01

Acute myocardial infarction (AMI) is necrosis caused by the complete or partial obstruction of a coronary artery. Circular RNAs (circRNAs) have been proven as regulators in progression various human diseases, including AMI. However, role novel circ-JA760602 AMI remains unknown. Here, we investigated modulating apoptosis hypoxia-induced cells using AC16 cardiomyocyte vitro cell model. The expression cardiomyocytes subjected to hypoxia was measured quantitative real-time polymerase chain...

10.1387/ijdb.220150jl article EN The International Journal of Developmental Biology 2023-01-01

A self-assembled gold surface acting as a substrate, kind of antibody immunosensor is described. This sensor composed three-electrode system and layer staphylococcal enterotoxin C1(SEC1). The antigen SEC1 detected by an electrochemical method at constant concentration. redox probe used to determine the extent biolayer insulation. AC impedance spectroscopy fast simple it can be applied sensing device for antigen. Fourier transform IR confirm adsorption on electrode association antibody.

10.1002/1521-4109(200101)13:1<30::aid-elan30>3.3.co;2-k article EN Electroanalysis 2001-01-01

Medical data has the characteristics of "wide" range, content, and "poor" quality. This paper takes Zhongshan People's Hospital as a case study, aims to build standard expandable business application scenario for governance under framework artificial intelligence medical big data. Based on Kubernetes cluster architecture, we built PostgreSQL database, set up platform, designed an automatic standardized model terms, established quality security mechanisms, system. As result, it can support...

10.1109/cme55444.2022.10063293 article EN 2022-11-04

面向服务系统的执行能力依赖第三方提供的服务,在复杂多变的网络环境中,这种依赖会带来服务质量(QoS)的不确定性.而QoS是衡量第三方服务质量的重要标准,因此,有效监控QoS是对Web服务实现质量控制的必要过程.现有监控方法都未考虑环境因素的影响,比如服务器位置、用户使用服务的位置和使用时间段负载等,而这些影响在实际监控中是存在的,忽略环境因素会导致监控结果与实际结果有悖.针对这一问题,提出了一种基于加权朴素贝叶斯算法wBSRM(weightednaive Bayes running monitoring)的Web Service QoS监控方法.受机器学习分类方法的启发,通过TF-IDF(term frequency-inverse document...

10.13328/j.cnki.jos.004850 article ZH-CN 软件学报 2016-03-30

For the geophysical logging data acquired in reality, order to calibrate information, it is necessary compare multiple time series data. DTW algorithm has great advantages measuring similarity of two However, there will be more points "one many" or "many many", so overall accuracy curve alignment reduced. In solve this problem, paper adopts an improved algorithm. The segmented mode distance used correspond stratigraphic division. Based on DTW, weight improvement introduced optimize...

10.1117/12.2656767 article EN 2023-01-13
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