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2022 ◽  
Vol 16 (4) ◽  
pp. 1-24
Author(s):  
Kui Yu ◽  
Yajing Yang ◽  
Wei Ding

Causal feature selection aims at learning the Markov blanket (MB) of a class variable for feature selection. The MB of a class variable implies the local causal structure among the class variable and its MB and all other features are probabilistically independent of the class variable conditioning on its MB, this enables causal feature selection to identify potential causal features for feature selection for building robust and physically meaningful prediction models. Missing data, ubiquitous in many real-world applications, remain an open research problem in causal feature selection due to its technical complexity. In this article, we discuss a novel multiple imputation MB (MimMB) framework for causal feature selection with missing data. MimMB integrates Data Imputation with MB Learning in a unified framework to enable the two key components to engage with each other. MB Learning enables Data Imputation in a potentially causal feature space for achieving accurate data imputation, while accurate Data Imputation helps MB Learning identify a reliable MB of the class variable in turn. Then, we further design an enhanced kNN estimator for imputing missing values and instantiate the MimMB. In our comprehensively experimental evaluation, our new approach can effectively learn the MB of a given variable in a Bayesian network and outperforms other rival algorithms using synthetic and real-world datasets.


2022 ◽  
Vol 2 (1) ◽  
pp. 53-58
Author(s):  
Telutci Telutci ◽  
Yunisa Oktavia

The aim is to find out the writing on the banner to get pictures or photos on the banner to see in this case which vocabulary and sentences are wrong on the banner and to get information that can be processed as material for making scientific articles, which consists of the basic theory of the language used is far from the norm. This case is caused by the lack of public understanding of language and writing in the use of words according to the KBBI which uses vocabulary and is structured in sentences. In producing data sources obtained from the surrounding environment to be able to take data such as interviews with people who are responsive around the environment to obtain accurate data as material for scientific works. The perfection and correctness of linguistic basics in language use errors were found around the banner, from the results of research in the use of descriptive methods in language use errors found in research as objects and research subjects on banners in data recording is observed in case studies used in writing the results of the study indicate that the writing on the banner uses informal language in the form of various written languages ​​depending on the inappropriate writing style. According to the rules. From the results of the study, it was found that there was a lot of error information on language users on banners in grouping sentences and vocabulary based on factual information in processing data as an object of analysis in solving Indonesian.


Author(s):  
Sukron Ma'mun ◽  
Abdurahman Abdurahman ◽  
Abubakar Basyarahil

Many salt-farmers in Pademawu lived in the middle to lower economic class because they still produced bad raw-salt. This study aimed to arrange a new model of developing salt-farmers skill to produce a high amount of salt in better quality. Qualitative method was used in this study. The data presented were the result of interview and observation. The researher acted as a research intrument that went directly to the fielt to obtain accurate data. The data analysis technique used was domain analysis, which sought to analyze general descriptions of research object at surface level but relatively intact about the object of research. The result analysis of this study was targetted to obtain complete description of the object without mentioned detail elements of the object research. This research only discusses the development of salt farmer skills competency. This research was expected to give valuable contribution of model of developing salt-farmers skills.


MAUSAM ◽  
2021 ◽  
Vol 43 (1) ◽  
pp. 87-90
Author(s):  
S. K. SRIVASTAVA ◽  
S. K. BINDRA ◽  
M. P. BHARDWAJ

This paper describes a transistorised radiosonde transmitter which was designed to replace valve version earlier used in national upper air l1etwork for upper air data acquisition. The transmitter operates in 400.6-406 MHz frequency band (tunable) with 500 mill watt power output utilising a 22.5V water activated battery, Stripling technique has been deployed to obtain the optimum. design and transmitted meets all the stringent requirements laid down for accurate data conversion and transmission. The system IS In routine use In the national upper air network and the performance is satisfactory.  


2021 ◽  
Vol 2 (02) ◽  
pp. 121-144
Author(s):  
Ahmad Fahruddin

Communication of public officials greatly influences the public to comply with the corona virus disease (Covid-19) health protocol and is positively correlated with the effectiveness of handling Covid-19. Unfortunately, as this study found using descriptive qualitative methods and data collection techniques from credible online media, there are a number of public officials who often make controversial statements about Covid-19 that are not fully based on scientific, accurate data, and empirical facts. In addition to causing ethical communication problems, this has led to pro and contra responses, noise, confusion and disrupts and hinders acceleration in handling the Covid-19 pandemic. Therefore, this study recommends that public officials pay attention to and prioritize communication ethics in handling the Covid-19 pandemic so that the Covid-19 pandemic can be controlled, and quickly removed from Indonesian soil.


Author(s):  
Vilas K. Chimurkar ◽  
Vaibhav Anjankar ◽  
Prajakta Ghewade ◽  
Anil J. Anjankar

Background: Spleen is one of the largest lymphoid organs that are involved in haemopoitic function also during fetal life. Its anatomy is useful not only for Anatomist but also for Surgeons, Radiologists and Physicians. A lot of variations are observed in the spleen from its shape to size which is important to diagnose or treat the number of diseases. Methodology: This study was carried out on 60 spleens in the dissection hall of our medical college which were removed during routine undergraduate dissection. The parameters studies were shape of the spleen, number of notches (single or multiple), location of notches (Superior or inferior border), weight, breadth, width or length. Results: The 90% spleens has single notch. The weight of the spleens ranges from 89 gm to 220 gm with an average 142.6 gm. Range of breadth observed 3.5cm to7.4cm with an average 5.8cm, Range of width observed 2.8cm to 5.7cm with an average 4.1cm. Range of length observed 8.1cm to13.2cm with an average 11.7cm. Conclusion: Morphological variation is very common in spleen and varies according to the genetic, geographic, nutrition and work habits of individual and varies regions to regions of India. Morphological analysis is under reported and need to be carry out at different regions and places for obtaining more accurate data.


2021 ◽  
Vol 0 (0) ◽  
Author(s):  
Dhia Elhak Salhi ◽  
Soumaya Manai ◽  
Sirine Ben Nasr ◽  
Haikel Jelassi

Abstract Energy levels, wavelengths, weighted oscillator strengths, transition probabilities and lifetimes are calculated for all levels of 1s 2 and 1snl (n = 2–6) configurations of He-like cadmium ion (Cd XLVII). The calculations were carried out using three codes GRASP2018, FAC and AMBiT in order to provide theoretically the most accurate data. Transition probabilities are reported for all the E1, E2, M1 and M2 transitions. Breit interactions and quantum electrodynamics effects are included in the RCI calculations. Comparisons were made with other calculations and a good agreement was found which confirms the reliability of our results. We present some missing data for the He-like cadmium in this paper for the first time.


2021 ◽  
Vol 82 (3) ◽  
pp. 239-241
Author(s):  
Nikolay Dimitrov ◽  
Radoslav Nakov

The supplementary results are in agreement with previously obtained data that show southern motion of the stations with increasing velocities from north to south. They supplement the network in areas with missing data, but provide also new more accurate data at a local level. The velocities are from about 1.5 mm/y of the northernmost station to slightly over 3 mm in the southernmost station. They are significant for the interpretation of the present-day geodynamics and may be used as well as for the evaluation of the geological hazards.


2021 ◽  
Vol 11 (3) ◽  
pp. 437-451
Author(s):  
Dirar Abdulhameed Altoum Alotaibi ◽  
Salah Mahdi Jawad Al-Kawaz ◽  
Basem Abdul-Hussein Al-Qassab

The purpose of this study is to direct interest in using the sound methodology in cost management and to choose a more effective approach to managing costs from a series of alternatives in order to obtain more accurate data on the cost of the product. Competition in the market, Clarifying the role of the time-based product life cycle costing technique in providing integrated information on resources and their costs and for each stage of the product life cycle, which would contribute to managing costs throughout the product life cycle. To achieve this goal, the time-based product life cycle costing technique was applied on data obtained from the laboratory records, the research sample, as well as the field experience. The research reached several conclusions, the most important of which is that the failure of traditional cost systems to meet the requirements and objectives of management as they are no longer able to provide accurate data that help the administration in making decisions as a result of changes and developments in the business environment, most notably the intense competition, which resulted in the emergence of modern techniques in the field of management Cost that is able to keep pace with these changes and developments. The most important of which is the time-based product life-cycle cost technique.


2021 ◽  
Vol 27 (4) ◽  
pp. 272-276
Author(s):  
Michalene Grebski

Abstract The article describes a comparative analysis of the mobility of the workforce in the United and Poland. The collected data includes permanent relocation as well as temporary travel abroad. Data also includes the reasons being taken under consideration while relocating. The paper also discusses the phenomenon of innovative people cloistering together and creating innovative cities. The article also addresses the influences of mobility of the workforce on innovative and entrepreneurial behavior. A comparison has been made between the innovativeness in the most innovative cities in the United States and Poland. This comparison also includes the percentage of people with higher education in the most innovative cities in the United States and Poland. The percentage of the immigrant population in the most innovative cities in the United States in comparison to the national average has also been provided. Since there is no accurate data related to the number of immigrants in the most innovative cities in Poland, a comparison between the United States and Poland was not possible.


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