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2022 8th International Conference on Systems and Informatics (ICSAI)最新文献

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Detection of Pulmonary Embolism Based on Receptive Field Amplification and Attention Mechanism 基于感受野放大和注意机制的肺栓塞检测
Pub Date : 2022-12-10 DOI: 10.1109/ICSAI57119.2022.10005349
Huatao Li, Zhongyi Hu, MingZhe Hu, MingJun Hu
Pulmonary Embolism (PE) is a serious threat to human life and health due to its high incidence rate and mortality. It is important to detect PE in time for the treatment of the disease and recovery of patients. Computed Tomography (CT) images are often used for disease diagnosis in clinical practice. Existing lung CT image disease classification algorithms only focus on local information, resulting in low accuracy, To solve this problem, a network model (DR-SENet) based on receptive field amplification and attention mechanism is proposed to detect PE. Specifically, Resnet network is used as the backbone network to slow down gradient explosion and gradient disappearance. Channel attention mechanism is used to extract the weight information between feature channels to guide the network to focus on important feature information, At the same time, the receptive field amplification structure is introduced to enhance the feature extraction ability of the network, obtain more comprehensive features, and make up for the limitation of convolution operation focusing on local features. The method is tested on the open PE dataset–FUMPE. Through experiments, we found that our method obtained better index and improved the auxiliary diagnosis performance of pulmonary embolism.
肺栓塞(Pulmonary Embolism, PE)因其高发病率和死亡率严重威胁着人类的生命和健康。及时发现PE对疾病的治疗和患者的康复具有重要意义。计算机断层扫描(CT)图像在临床实践中经常用于疾病诊断。针对现有肺部CT图像疾病分类算法只关注局部信息,准确率较低的问题,提出了一种基于感受野放大和注意机制的网络模型(DR-SENet)来检测PE。具体来说,使用Resnet网络作为骨干网来减缓梯度爆炸和梯度消失。利用通道注意机制提取特征通道之间的权重信息,引导网络关注重要的特征信息,同时引入感受野放大结构,增强网络的特征提取能力,获得更全面的特征,弥补卷积运算关注局部特征的局限性。在开放的PE数据集fumpe上对该方法进行了测试。通过实验,我们发现该方法获得了较好的指标,提高了肺栓塞的辅助诊断性能。
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引用次数: 0
Chinese Semantic Description Framework of Operational Planning Statements 作战计划报表中文语义描述框架
Pub Date : 2022-12-10 DOI: 10.1109/ICSAI57119.2022.10005359
Xinye Zhao, Bo Yuan, Guangming Sun, Peng Liu
As the operational relationship between each operational element in the context of military information system is more complex and the operational data is more massive, several attempts have been made in the past years to effectively conduct semantic analysis and extract key knowledge information from Chinese operational planning statements. This paper proposes to examine this question with the aim of provoking a discussion on how to bring the sciences of operational planning statements and and sematic description together to fulfill the expected potential. A series of natural language processing techniques such as lexical analysis, phrase structure analysis, and dependent syntax analysis are used to resolve this conundrum, to realize the analysis and and extraction of operational planning statements, and to store and display the structured knowledge information in the database. A platform corresponding to the algorithm process is given to show the results of the algorithm and the final implementation results. The paper then presents some observations and areas for further research.
由于军事信息系统背景下各作战要素之间的作战关系更加复杂,作战数据更加庞大,为了有效地从中国作战规划报表中提取关键知识信息,近年来进行了多次尝试。本文提出研究这个问题,目的是引发一场关于如何将业务规划报表和语义描述的科学结合起来以实现预期潜力的讨论。利用词法分析、短语结构分析、依存句法分析等一系列自然语言处理技术解决了这一难题,实现了对运营计划语句的分析和提取,并将结构化的知识信息存储和显示在数据库中。给出了一个与算法过程相对应的平台来展示算法的结果和最终的实现结果。然后提出了一些观察结果和进一步研究的领域。
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引用次数: 0
Fuzzy Commutative and Implicative ideals in Bounded Heyting Algebras 有界Heyting代数中的模糊交换理想和隐含理想
Pub Date : 2022-12-10 DOI: 10.1109/ICSAI57119.2022.10005393
Chunhui Liu
In this paper, the problem of ideals is studied in bounded Heyting algebras by using the principle and method of fuzzy sets theory. The notions of fuzzy commutative and implicative ideals are introduced in bounded Heyting algebras and some of their properties and relations are investigated. Some equivalent characterizations are obtained of fuzzy commutative and fuzzy implicative ideals. At the same time, a necessary and sufficient condition for a fuzzy commutative ideal forms a fuzzy implicative ideal is proved.
本文利用模糊集合论的原理和方法,研究了有界Heyting代数的理想问题。在有界Heyting代数中引入了模糊可交换理想和隐含理想的概念,研究了它们的一些性质和关系。得到了模糊交换理想和模糊隐含理想的一些等价刻画。同时,证明了模糊交换理想形成模糊隐含理想的一个充要条件。
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引用次数: 1
Hardware Strategies in Medical Systems for Visually Impaired Treatment 视障治疗医疗系统中的硬件策略
Pub Date : 2022-12-10 DOI: 10.1109/ICSAI57119.2022.10005387
Zhuoheng Ran, Haihan Sun
Millions of blindness and visual impairment cases are caused by damage to the loss of photoreceptor function. Existing experiments and research have shown that electrical stimulation mechanisms can be established through different medical hardware strategies to help visually impaired patients partially recover their vision. Firstly, this paper analyzes the physiological principles to introduce the role of hardware systems in advanced visually impaired treatment schemes. Then, based on worldwide research advances in medical systems for visually impaired treatment, the latest hardware strategies and engineering issues of several representative systems are evaluated and compared in detail. Finally, the development prospect of medical hardware in the medical system is summarized on this basis for more efficient progress.
数以百万计的失明和视力障碍病例是由光感受器功能受损造成的。现有的实验和研究表明,通过不同的医疗硬件策略,可以建立电刺激机制,帮助视障患者部分恢复视力。本文首先分析了硬件系统的生理原理,介绍了硬件系统在先进视障治疗方案中的作用。然后,根据世界范围内视障医疗系统的研究进展,对几种代表性系统的最新硬件策略和工程问题进行了详细的评估和比较。最后,在此基础上对医疗硬件在医疗系统中的发展前景进行了总结,以期更高效的进步。
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引用次数: 0
A Deep Learning-based Event Extraction Method in the Field of Electric Power Public Opinion 基于深度学习的电力舆情事件提取方法
Pub Date : 2022-12-10 DOI: 10.1109/ICSAI57119.2022.10005346
Bochuan Song, Tongyang Liu, Jingtan Ma, Yude He, Hui Fu
Event extraction is a sub-task of information extraction in natural language processing by extracting relevant event information from unstructured text. In order to obtain the hot events related to electric power public opinion in a timely manner and assist electric power staff to make quick decisions, this article suggests a deep learning-based event extraction model for electric power public opinion, which is mainly composed of two parts, namely, an event detection model and an argumentative meta-role extraction model. The event detection model is further extracted by using the BLSTM model to obtain the specific event categories of electrical power viewpoint text, and the argumentative role extraction model is employed to extract the features of electric power opinion text by using the BLSTM-CRF model to obtain the argumentative roles included within the text. In this paper, we solve the problem of overlapping roles by using an innovative location indexing annotation method. Finally, the events contained in the power opinion text are extracted by the joint extraction of the event category and the theoretical roles. By conducting experimental tests, this research proposes a model with superior performance in terms of event extraction outcomes and accuracy rate..
事件提取是从非结构化文本中提取相关事件信息,是自然语言处理中信息提取的一个子任务。为了及时获取电力舆情热点事件,帮助电力工作人员快速决策,本文提出了一种基于深度学习的电力舆情事件提取模型,该模型主要由两部分组成,即事件检测模型和论证元角色提取模型。利用BLSTM模型进一步提取事件检测模型,得到电力观点文本的具体事件类别;利用BLSTM- crf模型进一步提取电力观点文本的特征,得到文本中包含的争论角色。本文采用一种新颖的位置索引标注方法,解决了角色重叠的问题。最后,通过事件类别和理论角色的联合提取,提取权力意见文本中包含的事件。通过实验测试,本研究提出的模型在事件提取结果和准确率方面都具有优异的性能。
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引用次数: 0
An intelligent sensor for deep-sea sediment thermal conductivity 深海沉积物热导率智能传感器
Pub Date : 2022-12-10 DOI: 10.1109/ICSAI57119.2022.10005531
Chunyue Zhang, Kaichuang Wang, Jingkun Ai, Jiawang Chen, Kun Wang
Thermal conductivity is an important parameter for the thermal properties of seafloor sediments, and currently there are very few devices to measure it in situ. This paper presents a new method for measuring thermal conductivity which is convenient for computer calculation. Corresponding equipment has also been designed to include a data acquisition module controlled by a microcontroller and a data analysis module that can be used in a personal computer. The experiment proved the feasibility of the method and the convenience of the device.
热导率是海底沉积物热性质的重要参数,目前很少有设备可以在现场测量。本文提出了一种便于计算机计算的测量导热系数的新方法。还设计了相应的设备,包括由微控制器控制的数据采集模块和可用于个人计算机的数据分析模块。实验证明了该方法的可行性和装置的方便性。
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引用次数: 0
A Cognitive Computing Based System for Human Factors Readiness Level Assessment in Manned Space Product Design 基于认知计算的载人航天产品设计中人因战备水平评估系统
Pub Date : 2022-12-10 DOI: 10.1109/ICSAI57119.2022.10005381
Litao Wu, JiaHeng Huang, QingGuo Kan, ZiQi Fan, Jiajing Li, Rui Xu, Bo Wang, Tao Meng
Human factors readiness level is a framework to define the level of readiness or maturity related to the availability and completeness of a given technology when used by humans. The existing human factors readiness level assessment methods are most rely on expert scoring and questionnaires, which are limited by more qualitative metrics but fewer quantitative metrics, as well as more subjective metrics evaluation but less objective metrics. In this paper we first propose an objective and quantitative metric with six human factors anchors and the scoring matrix for manned space products, along with a cognitive computing-based assessment system. In our system we use a formal method to efficiently and accurately understand and extract the human factors anchors in data packages of manned space products. Furthermore, we take advantage of cognitive reasoning models to predict human factors readiness level on the basic of history cases base and logic rules base. Two experiments are designed to compare the analysis performance of our system with that of manual evaluation, and the retrieval accuracy of our system with that of keyword based methods.
人为因素准备级别是一个框架,用于定义与人类使用给定技术的可用性和完整性相关的准备级别或成熟度。现有的人因准备程度评价方法多依赖于专家评分和问卷调查,定性指标较多,定量指标较少,主观指标评价较多,客观指标较少。在本文中,我们首先提出了一个包含6个人为因素锚点和评分矩阵的载人航天产品客观定量度量,以及一个基于认知计算的评估系统。在该系统中,我们采用形式化的方法来高效准确地理解和提取载人航天产品数据包中的人为因素锚点。在历史案例库和逻辑规则库的基础上,利用认知推理模型预测人因准备程度。设计了两个实验,比较了系统的分析性能与人工评价的性能,以及系统的检索精度与基于关键词的方法的检索精度。
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引用次数: 0
The Correlation Filter with Adaptive Spatial and Temporal Regularization for Inland Ship Tracking 基于自适应时空正则化的内河船舶跟踪相关滤波器
Pub Date : 2022-12-10 DOI: 10.1109/ICSAI57119.2022.10005479
Lei Xiao, Feiyan Nie, Jingjing Shao, Zhongyi Hu
Ship tracking is an important task of inland waterway video surveillance. Inland waterway scenes are complex. Generic algorithms applied directly to inland river scenes are susceptible to performance degradation due to boat occlusion, light changes, and water ripples. In this paper, we propose the ATSR-DCF (Self-adaptive Temporal and Spatial Regularization Discriminative Correlation Filter) algorithm to improve ship tracking performance using adaptive spatiotemporal regularization and ship position incremental information. First, ATSR-DCF gets the initial frame and initial spatial and temporal regularization weights to train the correlation filter. Second, input other video frames, compute the optimized spatial and temporal regularization weights and update the filter using the Alternating Direction Method of Multipliers (ADMM). Finally, obtaining video sequence position increments constrains the subsequent position for predicting the target ship. In order to evaluate the performance of ASTR-DCF, we perform experiments using our group’s inland waterway ship dataset. The results show that the ATSR-DCF tracking performance outperforms other comparative algorithms. The tracking success rate is 80.0% and the accuracy rate is 86.6%.
船舶跟踪是内河视频监控的一项重要任务。内河航道的情况很复杂。直接应用于内河场景的通用算法容易由于船只遮挡、光线变化和水波纹而导致性能下降。本文提出了自适应时空正则化判别相关滤波(ATSR-DCF)算法,利用自适应时空正则化和船舶位置增量信息来提高船舶跟踪性能。首先,ATSR-DCF获得初始帧和初始时空正则化权值来训练相关滤波器。其次,输入其他视频帧,计算优化后的时空正则化权重,并使用交替方向乘法器(ADMM)更新滤波器。最后,获取视频序列的位置增量来约束后续的目标船位置预测。为了评估astra - dcf的性能,我们使用我们小组的内河船舶数据集进行了实验。结果表明,ATSR-DCF跟踪性能优于其他比较算法。跟踪成功率为80.0%,准确率为86.6%。
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引用次数: 0
Multi-target Threat Assessment Method Based on An Effective Reduction Method 基于有效约简方法的多目标威胁评估方法
Pub Date : 2022-12-10 DOI: 10.1109/ICSAI57119.2022.10005539
Yang Gao, Na Lv
Multi-target threat assessment is an important prerequisite for jamming resource allocation and operational preparations. The more accurate the threat assessment is, the better the effect of decision support will be. In the face of complex battlefield environment and massive data, enough threat assessment attributes are conducive to improving the accuracy and credibility of the threat assessment. However, it also generates a huge amount of computation, which may cause huge challenge for both hardware and software to get the required results in a limited time. Thus, an effective attribute reduction method is proposed. Firstly, enough evaluation attributes are selected for specific threat targets. The attributes are reduced by analytic network process (AHP), the minimum variance method is used to optimize the attribute data, and then the rough set theory is applied to further optimize the threat evaluation attributes. Finally, the rationality and effectiveness are illustrated by an example of air target threat assessment
多目标威胁评估是干扰资源分配和作战准备的重要前提。威胁评估越准确,决策支持效果越好。面对复杂的战场环境和海量数据,足够的威胁评估属性有利于提高威胁评估的准确性和可信度。但是,它也会产生大量的计算量,这可能会给硬件和软件在有限的时间内获得所需的结果带来巨大的挑战。从而提出了一种有效的属性约简方法。首先,针对特定的威胁目标选取足够的评价属性;通过AHP法对属性进行约简,利用最小方差法对属性数据进行优化,然后利用粗糙集理论对威胁评估属性进行进一步优化。最后,以空中目标威胁评估为例,说明了该方法的合理性和有效性
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引用次数: 0
Research on Hand-eye Calibration Method Based on Binocular Camera 基于双目摄像机的手眼标定方法研究
Pub Date : 2022-12-10 DOI: 10.1109/ICSAI57119.2022.10005366
J. Sa, Shuai Liu, X. Zhang, Yuyan Song, Ziang Hu
With a three-dimensional calibration ball as the calibration object, the binocular camera was fixed at the end of six-axis mechanical arm, the movement of the mechanical arm was controlled by the Eye-in-hand calibration method. The robotic arm is kept in different positions to acquire the point cloud data of standard ball through binocular camera, further calculate the 3-D coordinates of the calibration ball in space. The homogeneous transformation equation was used to establish a mathematical model, and the calibration matrix was solved. The final calibration error was within 0.2mm.
以三维标定球为标定对象,双目摄像机固定在六轴机械臂末端,采用眼手标定法控制机械臂的运动。将机械臂保持在不同位置,通过双目摄像机获取标准球的点云数据,进而计算出标定球在空间中的三维坐标。利用齐次变换方程建立数学模型,求解标定矩阵。最终校准误差在0.2mm以内。
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引用次数: 1
期刊
2022 8th International Conference on Systems and Informatics (ICSAI)
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