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2023 IEEE 5th Eurasia Conference on Biomedical Engineering, Healthcare and Sustainability (ECBIOS)最新文献

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Research on Reconstruction Simulation of Immersive Interactive Landscape Design Based on Digital Virtual Technology 基于数字虚拟技术的沉浸式交互景观设计重构仿真研究
Ye Wang
Traditional interactive landscape virtual reconstruction methods do not perform feature point matching processing, resulting in low reconstruction efficiency and poor reconstruction effect. Thus, an immersive interactive landscape virtual reconstruction method based was proposed based on digital virtual technology in this study. In the proposed method, an interaction system in virtual reality (VR) was constructed using digital virtual technology using relevant data. In the system, preliminary correction processing was performed on the data. To correct the optics, the scale-invariant feature transform (SIFT) algorithm was adopted to obtain the feature points of the interactive landscape and perform feature point matching processing. With the system, a texture mapping model was established to achieve the virtual reconstruction of immersive interactive landscapes. The simulation results showed that the proposed method had high reconstruction efficiency and reconstruction effect.
传统的交互式景观虚拟重建方法没有进行特征点匹配处理,导致重建效率低,重建效果差。因此,本研究提出了一种基于数字虚拟技术的沉浸式交互式景观虚拟重建方法。在该方法中,利用数字虚拟技术,利用相关数据构建了虚拟现实(VR)中的交互系统。在系统中,对数据进行了初步的校正处理。为了校正光学,采用尺度不变特征变换(SIFT)算法获取交互景观的特征点并进行特征点匹配处理。利用该系统建立了纹理映射模型,实现了沉浸式交互景观的虚拟重建。仿真结果表明,该方法具有较高的重构效率和重构效果。
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引用次数: 0
Automatic Labeling of Rice Seedlings in Unmanned Aerial Vehicles Images 无人机图像中水稻幼苗的自动标记
J. Yeh, Li-Ching Yuan
Smart agriculture has been researched in these years. With the development of artificial intelligence (AI) and Unmanned Aerial Vehicles (UAV) technology, AI-based object detection of UAV images helps to develop smart agriculture. Therefore, we propose automatic rice seedling labeling from a UAV image system based on YOLOv4. Many studies have shown great performance in object recognition from images. However, detecting small targets such as rice seedlings in UAV images is more difficult than traditional object recognition. In addition, the small number of data is also a problem to improve performance. Therefore, applying YOLOv4 and using the dataset from the AIdea contest in 2021, the proposed model is trained with the original UAV image data for data augmentation to detect small objects. We also design the user interface to upload the target images and visualization of the result. According to the experiment result, the proposed method showed an F1-score of 0.84 and improved the performance of rice seedling detection.
近年来,人们对智能农业进行了研究。随着人工智能(AI)和无人机(UAV)技术的发展,基于人工智能的无人机图像目标检测有助于发展智慧农业。因此,我们提出了基于YOLOv4的无人机图像系统的水稻秧苗自动标记。许多研究表明,从图像中识别物体有很好的效果。然而,在无人机图像中检测水稻幼苗等小目标比传统的目标识别更困难。此外,数据量少也是提高性能的一个问题。因此,应用YOLOv4并使用2021年AIdea竞赛的数据集,使用原始无人机图像数据训练所提出的模型进行数据增强,以检测小目标。我们还设计了用户界面来上传目标图像和结果的可视化。实验结果表明,该方法的f1得分为0.84,提高了水稻幼苗的检测性能。
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引用次数: 0
Ensemble Application of Fuzzy Multicellular Gene Expression by Programming Algorithm 基于编程算法的模糊多细胞基因表达集成应用
Chengcheng Yuan, Hua Li, Yuanxia Zhang, Daoqing Gong
It is well known that drug development takes a long time as well as cost. Due to the unknown nature of compounds, pharmaceutical researchers need to repeat hundreds or thousands of experiments to obtain relatively accurate results. The advent of artificial intelligence algorithms has provided great convenience for pharmaceutical researchers. Researchers have applied machine learning algorithms with artificial intelligence to the field of drug discovery and development and have achieved fruitful results. For the problem of physicochemical properties of compounds involved in the drug development process, with the FMCGEP(fuzzy multicellular gene expression programming) algorithm, we integrate the classification and regression application of compound toxicity data and compound activity data.
众所周知,药物开发需要很长的时间和成本。由于化合物的未知性质,制药研究人员需要重复数百或数千次实验才能获得相对准确的结果。人工智能算法的出现为制药研究人员提供了极大的便利。研究人员将具有人工智能的机器学习算法应用于药物发现和开发领域,并取得了丰硕的成果。针对药物开发过程中涉及到的化合物的理化性质问题,采用模糊多细胞基因表达编程(FMCGEP)算法,将化合物毒性数据和化合物活性数据的分类与回归应用相结合。
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引用次数: 0
Data Mining and Analysis of Video Barrage By AI Algorithm 基于AI算法的视频弹幕数据挖掘与分析
Daoqing Gong, Xinyan Gan, Xiaonian Tang, Hua Li, Xiang Gao
The barrage is an important form for the audience to express their emotions and opinions. It runs through the entire video and feeds back audience's overall evaluation of the plot type, characters, and even actors of the videos. Mining such information from massive barrages not only has important academic value but also provides a reference for relevant business decisions to increase film traffic and revenue. We crawled the bullet screen information of 5 different types of recommended movies in the Bilibili bullet screen network in 2021 and performed statistical analysis on the data in a graphical visualization manner. The user's attention is analyzed through the word cloud map. The distribution of the number of bullet screens was used to reflect the changes in the number of viewers every week and every day, and the degree of attention during the film screening process was analyzed. Sentiment analysis is performed on the obtained bullet screen data based on artificial intelligence algorithms. First, the Word2vec model generated the word vector of the bullet screen text and input it into the machine learning model SVM and the deep learning model TextCNN for classification. The experimental results show that the deep learning model is higher than the traditional model in accuracy.
弹幕是观众表达情感和观点的重要形式。它贯穿整个视频,反馈观众对视频的情节类型、人物甚至演员的整体评价。从海量的弹幕中挖掘这些信息不仅具有重要的学术价值,而且可以为相关的商业决策提供参考,以增加电影流量和收入。我们抓取了2021年Bilibili弹幕网络中5部不同类型推荐电影的弹幕信息,并以图形化的可视化方式对数据进行统计分析。通过词云图分析用户的注意力。通过弹幕数量的分布来反映每周和每天观影人数的变化,并分析电影放映过程中的受关注程度。基于人工智能算法对获取的弹幕数据进行情感分析。首先,Word2vec模型生成弹幕文本的词向量,并将其输入机器学习模型SVM和深度学习模型TextCNN进行分类。实验结果表明,深度学习模型的准确率高于传统模型。
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引用次数: 0
Investigation Transillumination Mode at 660 and 780 nm for Non-Invasive Blood Glucose Monitoring Device 无创血糖监测装置660和780 nm透射模式的研究
Anh Thu Pham Nguyen, Trung Tin Le, Ngoc Yen Bui Tran, Hoang Nhut Huynh, Anh Hao Huynh Vo, Trung Nghia Tran
Monitoring the level of blood glucose is required for diabetes to be managed. Monitoring one's glucose levels with finger prick blood is uncomfortable, unpleasant, and may cause infection. Regularly sticking one's fingers into sharp objects may result in scarring and calluses, reducing sensitivity and perception. Therefore, a blood glucose self-test that is not intrusive is very necessary. The optical blood glucose detection technique is promising and has opportunities for further improvement. This technology makes use of a variety of wavelengths, ranging from ultraviolet to infrared. The skin may be penetrated by low-energy radiation from light with a wavelength ranging from 450 to 2500 nanometers. Changes in light intensity, brought on by glucose's ability to absorb or scatter light, are used to measure blood glucose levels. Despite the extensive research on non-invasive methods, the commercial device is still under development. We summarize the results of experiments utilizing transmission modeling at 660 nm and 780 nm wavelengths. A measurement gadget has been designed to support the finger surveys conducted by volunteers. The VivaChek Ino is used to determine blood glucose levels, which are combined with other measurements to establish the findings of the measurements. The data from fifty different measurements were used to construct the regression lines. The correlation coefficient, R2, is close to 0.70. The findings of this research indicate that it would be possible to use an optical approach in conjunction with a transmission model. Additionally, it recommends mixing different near-infrared wavelength ranges to get superior outcomes.
监测血糖水平是控制糖尿病所必需的。用手指刺血监测血糖水平是不舒服、不愉快的,还可能导致感染。经常把手指插在尖锐的物体上可能会导致疤痕和老茧,降低灵敏度和感知能力。因此,一个不侵扰的血糖自检是非常必要的。光学血糖检测技术是一种很有前途的技术,有进一步改进的机会。这项技术利用了从紫外线到红外线的各种波长。所述皮肤可被波长范围为450至2500纳米的光的低能量辐射穿透。葡萄糖吸收或散射光线的能力引起的光强度变化,被用来测量血糖水平。尽管对非侵入性方法进行了广泛的研究,但商用设备仍处于开发阶段。我们总结了利用660 nm和780 nm波长传输模型的实验结果。一种测量装置被设计出来支持志愿者进行的手指调查。VivaChek Ino用于测定血糖水平,将其与其他测量相结合,以确定测量结果。50个不同测量的数据被用来构建回归线。相关系数R2接近0.70。这项研究的结果表明,将光学方法与传输模型结合使用是可能的。此外,它建议混合不同的近红外波长范围,以获得更好的效果。
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引用次数: 0
3D Facial Reconstruction Applied to Medical Cosmetology 三维面部重建在医学美容中的应用
Sheng-Hsien Hsieh, Ming-Yi Lin, Ching-Han Chen
We present a high-accuracy 3D facial reconstruction system with the following features: real-time 3D facial reconstruction using exposure synchronization multi-camera, feature alignment to quantify facial differences, a software system based on a naked eye 3D display, and medical records for a 3D face database. The proposed system is novel and practical, and the algorithm and the hardware/software architecture improve the current non-quantitative communication status in medical aesthetics. The system achieves preoperative expectations, real-time recording and feedback during surgery, and postoperative tracking analysis, thus making doctor-patient communication more efficient. The facial data database records personal and quantitative beauty data and its changes, providing accurate medical and aesthetic treatment analysis for individuals. In addition, the collected data of different genders, ages, injection sites, and dosages contribute to the development of more accurate medical materials. With artificial intelligence and cloud architecture, we provide reliable data for medical aesthetics customers, helping them understand their medical aesthetic needs. Doctors also provide stable medical care quality to consumers through cloud data, and medical aesthetic consultants do not need to exaggerate medical effects excessively. They can inform customers of specific differences before and after surgery through precise data and provide visual communication and customer expansion to improve consultation conversion rates.
我们提出了一种高精度的3D面部重建系统,具有以下特点:使用曝光同步多摄像头进行实时3D面部重建,特征对齐以量化面部差异,基于裸眼3D显示的软件系统,以及用于3D面部数据库的医疗记录。该系统新颖实用,其算法和软硬件架构改善了目前医学美学中非定量交流的现状。系统实现了术前预期、术中实时记录和反馈、术后跟踪分析,使医患沟通更加高效。面部数据数据库记录个人和定量的美容数据及其变化,为个人提供准确的医疗和美容治疗分析。此外,收集的不同性别、年龄、注射部位和剂量的数据有助于开发更准确的医疗材料。通过人工智能和云架构,为医疗美容客户提供可靠的数据,帮助他们了解自己的医疗美容需求。医生也通过云数据为消费者提供稳定的医疗质量,医疗美容顾问也不需要过度夸大医疗效果。他们可以通过精确的数据告知客户手术前后的具体差异,并提供视觉传达和客户拓展,提高咨询转化率。
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引用次数: 0
Speed Settling of AC-Coupled Amplifier for Active Contactless ECG Electrode 有源非接触式ECG电极交流耦合放大器的速度确定
Xicai Yue, J. Kiely, Keith Errey
Contactless electrodes have the ability of long- term wearable physiological recording to meet the massive data requirements in digital health. Active electrodes have been used to avoid noise induced by the high-impedance contactless electrodes for better data quality. However, the settling time of the active contactless electrodes is relatively long (e.g., several seconds), restricting the use of contactless electrodes in frequent power on-off operations to save power which is usually supplied by a battery. We develop a low-power active contactless electrode circuit based on the AC-coupled amplifier with a speed-up settling property. Simulation results demonstrated that the ECG baseline drifted during the settling period after power on was eliminated. The proposed electrode is suitable for power-saving operations in long-term wearable ECG applications.
非接触式电极具有长期可穿戴的生理记录能力,可以满足数字健康中海量数据的需求。有源电极被用于避免高阻抗非接触电极产生的噪声,以获得更好的数据质量。然而,有源非接触电极的稳定时间相对较长(例如,几秒钟),限制了在频繁的电源开关操作中使用非接触电极,以节省通常由电池提供的电力。基于交流耦合放大器,设计了一种具有加速沉降特性的低功耗有源非接触电极电路。仿真结果表明,该方法消除了上电后稳定期间心电基线漂移现象。该电极适用于长期可穿戴ECG应用中的节能操作。
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引用次数: 0
期刊
2023 IEEE 5th Eurasia Conference on Biomedical Engineering, Healthcare and Sustainability (ECBIOS)
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