CLEI Electronic Journal最新文献

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Mathematical Modeling of coupled tank interacting system for controlling water level using GWO and PSO optimization 基于GWO和粒子群优化的耦合水箱相互作用水位控制系统数学建模
CLEI Electronic Journal Pub Date : 2023-09-22 DOI: 10.19153/cleiej.26.2.7
Hafiz Shaikh Hafiz, Neelima Kulkarni, Mayuresh Bakshi
{"title":"Mathematical Modeling of coupled tank interacting system for controlling water level using GWO and PSO optimization","authors":"Hafiz Shaikh Hafiz, Neelima Kulkarni, Mayuresh Bakshi","doi":"10.19153/cleiej.26.2.7","DOIUrl":"https://doi.org/10.19153/cleiej.26.2.7","url":null,"abstract":"In bulk drug production industries water level control at a precisepoint is a major dispute. Loss in production at the initial stageis observed until the water level reaches desired level. Pharmaceuticalindustries can however earn more profit if they could maintainprecise water level control at the initial stage of production. To synchronizethe water level precisely having best performance parameters,this work introduces Particle Swarm Optimization (PSO) and GreyWolf Optimization (GWO). By determining the mathematical model,the method for water proportion (level) control in the bridged tanksfor the MIMO system may be accomplished. The prior step for systemidentification is by observing the open-loop response of the system.This can be processed by analyzing the actual parameters of the coupledtank. State-space analysis of coupled tanks is explained in detailalong with its conversion into transfer function. In this paper, theinherent parameters required for the calculation are discussed. MATLABis used as the platform for observing the responses. Observationsfrom the PID controller articulate that, there is a need for a better controllerto enhance the performance. Performance analysis along withits discussion is conferred in this paper.","PeriodicalId":30032,"journal":{"name":"CLEI Electronic Journal","volume":"30 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-09-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136060787","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Management System for the Fattening Process of Bovines in Rotational Grazing using Diagnosis and Recommendation Systems 基于诊断和推荐系统的轮牧牛育肥过程管理系统
CLEI Electronic Journal Pub Date : 2023-09-22 DOI: 10.19153/cleiej.26.2.3
Rodrigo Garcia, Charles Benitez, Jose Aguilar
{"title":"Management System for the Fattening Process of Bovines in Rotational Grazing using Diagnosis and Recommendation Systems","authors":"Rodrigo Garcia, Charles Benitez, Jose Aguilar","doi":"10.19153/cleiej.26.2.3","DOIUrl":"https://doi.org/10.19153/cleiej.26.2.3","url":null,"abstract":"Cattle breeding has been one of the most important industrial sectors in the world since it is related to food security and the survival of the human race. Management of the cattle fattening process is a fundamental procedure for cattle breeders because it allows them to make strategic decisions, such as timely treatment in case of any abnormality (e.g., weight gain in herds, in their paddocks). This article aims to present a management system for the cattle fattening process under a rotational grazing scheme, considering the health status of the animal and the pasture, which should diagnose weight loss or gain in bovines and recommend actions when is required. The diagnostic process is based on a fuzzy system that defines rules that characterize the diagnostic process to determine the current situation given an input. Furthermore, the fuzzy classifier optimizes its rules by means of genetic algorithms by modifying its membership functions, providing a more accurate system for diagnosis. On the other hand, the recommendation system is based on a classification model of pasture crops, in which the best pasture is recommended given the soil variables. We tested our proposal with experimental cases, with promising results. For the fuzzy classifier, the accuracy metrics are very good, with values of accuracy close to 100% and of Area Under the Curve close to 1. For the classification model were used several machine learning techniques, resulting in the best classifier the random forest technique, with an accuracy of 98.61%.","PeriodicalId":30032,"journal":{"name":"CLEI Electronic Journal","volume":"64 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-09-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136060788","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Education-oriented Proof Assistant Based on Calculational Logic: Proof Theory Algorithms and Assessment Experience 基于计算逻辑的教育型证明助手:证明理论、算法与评估经验
CLEI Electronic Journal Pub Date : 2023-09-21 DOI: 10.19153/cleiej.26.2.6
Federico Flaviani, Walter Carballosa
{"title":"Education-oriented Proof Assistant Based on Calculational Logic: Proof Theory Algorithms and Assessment Experience","authors":"Federico Flaviani, Walter Carballosa","doi":"10.19153/cleiej.26.2.6","DOIUrl":"https://doi.org/10.19153/cleiej.26.2.6","url":null,"abstract":"This work presents an interactive proof assistant, based on Dijkstra-Scholten logic, aimed at teaching logic and discrete mathematics in higher education. The assistant interface is web and easy to use, since inferences can be made just with the mouse. The educational experience is presented showing a correlation between the grades of the assessments in class and those made with the application web. Additionally, an algorithm proof theory for the Disjktra-Scholten system are made and the following algorithms are shown: 1) a versatile printing algorithm that allows the administrator to configure the symbols of a theory, by assigning the desired presentation with LaTeX; 2) An algorithm, based on Broda and Damas combinators, for generate monotonic or anti monotonic inferences in the Dijkstra-Scholten logic; 3) An algorithm to generate the proofs of dual theorems in Boolean Algebra theory.","PeriodicalId":30032,"journal":{"name":"CLEI Electronic Journal","volume":"27 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-09-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136236432","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Preface to the CLEI 2022 Special Issue CLEI 2022特刊前言
CLEI Electronic Journal Pub Date : 2023-09-21 DOI: 10.19153/cleiej.26.2.1
Paula Zabala, Kelly Pernett
{"title":"Preface to the CLEI 2022 Special Issue","authors":"Paula Zabala, Kelly Pernett","doi":"10.19153/cleiej.26.2.1","DOIUrl":"https://doi.org/10.19153/cleiej.26.2.1","url":null,"abstract":"● Latin American Symposium on Computer Graphics, Virtual Reality and Image Processing (SLCGRVPI). ● Latin American Symposium on Informatics and Society (SLIS). ● Latin American Symposium on Infrastructure, Hardware and Software (SLIHS). ● Latin American Symposium on Software Engineering (SLISW). ● Latin American Symposium on Operations Research and Artificial Intelligence (SLIOIA). ● Latin American Symposium on Business Processes, Architectures and Organizational Systems (SLPNASO). ● Latin American Symposium on Data and Information Management (SLMDI). ● Latin American Symposium on Computational Theory (SLTC). ● XXX Ibero-american Symposium on Higher Education in Computing (SIESC).","PeriodicalId":30032,"journal":{"name":"CLEI Electronic Journal","volume":"58 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-09-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136236526","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Analysis and design of algorithms for the manufacturing process of integrated circuits 集成电路制造过程算法分析与设计
CLEI Electronic Journal Pub Date : 2023-09-21 DOI: 10.19153/cleiej.26.2.2
Sonia Fleytas, Diego Pinto, Jose Colbes
{"title":"Analysis and design of algorithms for the manufacturing process of integrated circuits","authors":"Sonia Fleytas, Diego Pinto, Jose Colbes","doi":"10.19153/cleiej.26.2.2","DOIUrl":"https://doi.org/10.19153/cleiej.26.2.2","url":null,"abstract":"The stage of transporting semiconductor chips from the wafer to the support strip is crucial in the integrated circuit manufacturing process. This process can be modeled as a combinatorial optimization problem where the objective is to reduce the total distance the robotic arm must travel to pick up each chip and place it in its corresponding position within the support structure. This problem is of the pick-and-place type and is NPhard. The (approximate) solution proposals of state-of-the-art methods include rulebased approaches, genetic algorithms, and reinforcement learning. In the present work, one of these methods is analyzed, which models the problem as one of binary integer programming and proposes a genetic algorithm. Based on this analysis, we proposedand evaluated other methods, including a greedy algorithm and a genetic algorithm that improve the state-of-the-art results for test cases usually used in the literature. Additionally, the results obtained from a new ILP model for this problem indicate that the genetic algorithm results are very close to the optimal values.","PeriodicalId":30032,"journal":{"name":"CLEI Electronic Journal","volume":"8 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-09-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136236866","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Analysis of the Semantic Shift in Diachronic Word Embeddings for Spanish Before and After COVID-19 新冠肺炎前后西班牙语历时词嵌入的语义转移分析
CLEI Electronic Journal Pub Date : 2023-09-21 DOI: 10.19153/cleiej.26.2.4
Esteban Rodríguez Betancourt, Edgar Casasola Murillo
{"title":"Analysis of the Semantic Shift in Diachronic Word Embeddings for Spanish Before and After COVID-19","authors":"Esteban Rodríguez Betancourt, Edgar Casasola Murillo","doi":"10.19153/cleiej.26.2.4","DOIUrl":"https://doi.org/10.19153/cleiej.26.2.4","url":null,"abstract":"Words can shift their meaning across time. This study shows the results obtained by the exploratory analysis of the semantic shifting on Spanish vocabulary using Diachronic Word Embeddings. Diachronic data consists of a 2018 Spanish corpus, before the COVID-19 outbreak, and a second corpus with documents from 2021. This paper addresses the construction of the diachronic Spanish word embeddings model, as well as the results obtained by the analysis using a non-supervised distance vector technique. The results allowed us to identify topics with the most semantic shift between those periods.","PeriodicalId":30032,"journal":{"name":"CLEI Electronic Journal","volume":"49 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-09-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136236420","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Trajectory Anomaly Detection based on Similarity Analysis 基于相似性分析的轨迹异常检测
CLEI Electronic Journal Pub Date : 2022-05-24 DOI: 10.19153/cleiej.25.2.3
Gerar Francis Quispe Torres, Lauro Enciso Rodas, Harley Vera Olivera, Germain Garcia Zanabria
{"title":"Trajectory Anomaly Detection based on Similarity Analysis","authors":"Gerar Francis Quispe Torres, Lauro Enciso Rodas, Harley Vera Olivera, Germain Garcia Zanabria","doi":"10.19153/cleiej.25.2.3","DOIUrl":"https://doi.org/10.19153/cleiej.25.2.3","url":null,"abstract":"Automatic trajectory processing has multiple applications, mainly due to the wide availability of the data. Trajectory data have a significant practical value, making possible the modeling of various problems such as surveillance and tracking devices, detecting anomaly trajectories, identifying illegal and adverse activity. In this study, we show a comparative analysis of the performance of two descriptors to detect anomaly trajectories. We define Wavelet and Fourier transforms as trajectory descriptors to generate characteristics and subsequently detect anomalies. The experiments emphasize performance in the description in the coefficient feature space. For that, we used unsupervised learning, specifically clustering techniques, to generate subsets and identify which are irregular. The implications of the study demonstrate that it is possible to use descriptors in trajectories for automatic anomaly detection and the use of unsupervised learning methods that automatically segment the required information. The performance and comparative analysis of our study are demonstrated through experiments and case studies considering synthetic and real data sets that leave evidence of our contribution.","PeriodicalId":30032,"journal":{"name":"CLEI Electronic Journal","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-05-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"43576953","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
U-Net_based_Network_Applied_to_Skin_Lesion_Segmentation_An_Ablation_Study U-Net_based_Network_Applied_to_Skin_Lesion_Segmentation_An_Ablation_Study
CLEI Electronic Journal Pub Date : 2022-01-01 DOI: 10.19153/cleiej.25.2.5
G. S. Araujo
{"title":"U-Net_based_Network_Applied_to_Skin_Lesion_Segmentation_An_Ablation_Study","authors":"G. S. Araujo","doi":"10.19153/cleiej.25.2.5","DOIUrl":"https://doi.org/10.19153/cleiej.25.2.5","url":null,"abstract":"","PeriodicalId":30032,"journal":{"name":"CLEI Electronic Journal","volume":"25 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"67758830","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Belief change without compactness 信念变化无紧凑性
CLEI Electronic Journal Pub Date : 2021-04-14 DOI: 10.11606/T.45.2020.TDE-16032020-192134
Jandson Santos Ribeiro Santos
{"title":"Belief change without compactness","authors":"Jandson Santos Ribeiro Santos","doi":"10.11606/T.45.2020.TDE-16032020-192134","DOIUrl":"https://doi.org/10.11606/T.45.2020.TDE-16032020-192134","url":null,"abstract":"","PeriodicalId":30032,"journal":{"name":"CLEI Electronic Journal","volume":"24 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2021-04-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"48122022","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Guest Editor's View 特邀编辑观点
CLEI Electronic Journal Pub Date : 2018-12-09 DOI: 10.19153/cleiej.5.1.0
J. Augusto, S. T. Acuña
{"title":"Guest Editor's View","authors":"J. Augusto, S. T. Acuña","doi":"10.19153/cleiej.5.1.0","DOIUrl":"https://doi.org/10.19153/cleiej.5.1.0","url":null,"abstract":"In this special issue of CLEI Electronic Journal, we present selected papers from the First Iberoamerican Conference on Software Engineering and Knowledge Engineering (ICSEKE 2001). This conference aims at bringing together experts in knowledge engineering (KE) and software engineering (SE) to discuss on relevant resultsachieved in this area.","PeriodicalId":30032,"journal":{"name":"CLEI Electronic Journal","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2018-12-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"43926683","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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