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21616 articles

Effect of Aeration Injection Technology Application on Dissolved Oxygen in Floating Net Cages in Cengklik Reservoir Waters, Boyolali Regency

Fatimah Nurul Mahdiyah Jayatri, Adhy Kurniawan, Susilo Budi Priyono
Eutrophication in the Cengklik Reservoir has become a problem that occurs every year which results in the faster growth of water hyacinth (Eichhornia crassipes) around the reservoir waters. This occurs due to increased utilization of the reservoir causing a large amount of waste input into the waters,...

Analysis of Product Attributes and Consumers’ Satisfaction on Buying Vegetables Using E-commerce Platform During Covid-19

Condro Puspo Nugroho, Destyana Ellingga Pratiwi, Nunuk Wulandari
The restrictions on face-to-face activities due to Covid-19 have caused a shift in people’s shopping behavior from in-store to online shopping. This condition was also influenced by the rapid development of technology today. Agricultural products, especially vegetables, have also become one of the product...
Proceedings Article

Research on Total Factor Productivity Change of Industrial Sectors in Guizhou Province in China

Zhukui Tan, Yun Zhao, Dunhui Chen, Ziwen Cai, Qihui Feng, Yuxin Lu
To analyze the current status of industrial efficiency development in Guizhou Province, firstly, the development profile of key industries in Guizhou Province was initially screened and analyzed by using the location quotient method. And then, the development trend of the total factor productivity change...
Proceedings Article

An Integrated Deep Learning and Reinforcement Learning Framework for Profit Maximization in Perishable Food Supply Chains

S. Satyanarayana, Srinubabu Kilaru, Kommuri Venkatrao
The current study deals with the perishable food supply chain management system with a novel hierarchical AI system that combines the use of the Transformer-based demand forecasting and Proximal Policy Optimization (PPO) reinforcement learning. The predictive engine creates probabilistic store-SKU-day...

Hybridity and Marginality in Pancasila Education Learning: Integration of Web-Based Learning Lokawastra at MAN 2 Malang City

A. Rosyid Al Atok, Dini Putri Ratna Meritasari, Kiki Ayu Arifah, Renita Dwi Setiyaningsih, Ade Rio Pratama
This study aims to examine the dynamics of hybridity and marginality in learning Pancasila Education through the integration of Web-Based Learning based on cultural media “Lokawastra” in MAN 2 Malang City. The background of this research departs from the low participation of students and the limitations...
Proceedings Article

On Local (a, d)-Antimagic Coloring of Some Specific Classes of Graphs

Fadlila Putri Almaidah, Dafik, Arika Indah Kristiana, Robiatul Adawiyah, Rafiantika Megahnia Prihandini, Ika Hesti Agustin
For any graph G = ( V , E ) , the vertex set V and the edge set E, and let w be the edge weight of graph G, with ...
Conference Abstract

5.6 QUANTIFICATION OF BOTH SYSTOLIC AND DIASTOLIC LOCAL ARTERIAL STIFFNESS IMPROVES IDENTIFICATION OF ARTERIAL STIFFENING WITH NORMAL AGING

K. Reesink, E. Hermeling, S. Vermeersch, E. Rietzschel, M. De Buyzere, R.S. Reneman, A.P.G. Hoeks, P. Segers
Pages: 156 - 156
Background: We hypothesized that the discrepancy between local and global stiffness is explained by 1) differences in systolic and diastolic stiffness and 2) the co-existence of elastic and muscular arteries in the carotid-femoral trajectory. Methods: For 1515 subjects (age 35–55, Asklepios cohort)...
Conference Abstract

P6.11 EVALUATION OF A NOVEL AND EXISTING TECHNIQUES FOR THE ESTIMATION OF PULSE TRANSIT TIME

O.V. Vardoulis, T.G.P. Papaioannou, N.S. Stergiopulos
Pages: 156 - 157
The method used for pulse transit time (PTT) estimation, affects critically the accuracy of pulse wave velocity (PWV) measurements. The existing methods for PTT estimation yield often substantially different PWV values. Since there is no analytical way to determine PTT in vivo, these methods cannot be...
Conference Abstract

5.4 THE REPEATABILITY AND VALIDITY OF PULSE WAVE VELOCITY MEASURED USING PHASE CONTRAST MAGNETIC RESONANCE IMAGING

S.S. Hickson, M. Butlin, M. Graves, I.B. Wilkinson, C.M. McEniery
Pages: 156 - 156
Background: Aortic pulse wave velocity (PWV) is an independent predictor of cardiovascular risk. Phase contrast magnetic resonance imaging (PCMRI) is a recent technique that allows PWV to be measured along the entire aorta (aPWVMRI), as well as in regions of interest. The aim of this study was to test...

A Case Study of the Severe Convective in Bohai Sea and the Establishment of Early Warning Index on the Sightseeing Boat

Yanjun Zhou, Chengyu Yan, Yanjiang Li
Pages: 156 - 162
Using the synchronous data such as weather radar, oceanic WRF model etc., a severe convective weather process has been analyzed on August 31, 2015 in Bohai Sea area, China. The results show that the shear line moved eastward and enhanced at the 925hPa and 850hPa in Bohai Bay from 08:00 to 20:00, the...

On the Poincaré-Invariant Second-Order Partial Equations for a Spinor Field

Stanislav Spichak
Pages: 156 - 159
The different second-order nonlinear partial equations are found that are invariant under the representation D(1 2, 0) D(0, 1 2) of the Poincaré group P(1, 3) and also under conformal group C(1, 3). The some exact solutions are constructed for the one of these equations.
Proceedings Article

Opposed-Piston Two-Stroke Diesel Engine Scavenging System Structural Optimization Based on GA-SVM

Yu-Hang Liu, Fu-Jun Zhang, Zhen-Feng Zhao, Shuan-Lu Zhang
Opposed-Piston Two-Stroke (OP2S) diesel engines have been successfully used in many applications because of its high power efficiency. Uniform scavenging is used on OP2S diesel engines. Different from conventional diesel engine exchanging systems, intake ports and exhaust ports are located at each sides...
Proceedings Article

An Initial Study on the Use of Membranes for Hydrocarbons Recovery from Shuttle Tankers during Crude Oil Transportation

Gobina Edward, Shehu Habiba, Okon Edidiong
There are new remote deep-water oil fields that are being discovered and this makes the use of shuttle tankers more vital for the transport of crude oil to on shore and off shore refineries. The emissions from these tankers are studied and an alternative technology for the recovery of methane, propane...

The Trained Skill Baju Kurung for Homemakers at the Society Learning Centre (PKBM) in Padang

Wirdatul Aini, Hayatunnufus
This community service was because many homemakers had much free time, but they did not yet have productive activities that could help adding the family income. Therefore, they were put in a program and trained to sew bajukurung. The aim was to have the women skillfully so that they were motivated to...
Proceedings Article

Validity and Reliability of Penalty Stroke Tests in Hockey Games for Junior High School Students

Rikky Ridwan, Angga M. Syahid
A penalty shot often determines the team's success in winning. Penalty skills are needed because they have a role and contribution to the success of the team to achieve victory if the match is held in the match-making competition. The purpose of this study is to standardize and cultivate a measuring...

Analysis of Implications Related to New Decision on the Procedure of Double Taxation Avoidance Agreement at PT FM International

Safira Meidiati, Dodik Siswantoro
This report discusses an analysis of the difference between the old and the new regulations in the Indonesian Taxation Law on the Procedures of Double Taxation Avoidance Agreement and the administrative implications arising from the enactment of the statute. The results show that PT FM International...

Social Engineering Model for Empowering the Poor in the Border Areas of Pandeglang Regency and Serang Regency

Agus Sjafari, Kandung Nugroho
By using the concept of poverty (causes, measurement of poverty and dimensions of poverty), the concept of community empowerment, the concept of education, the concept of public health, infrastructure development, the concept of purchasing power and the concept of village potential, researchers attempt...

Actualization of Separatist Ideology in Aceh Post Peace Agreement through on Social Media

Rusli Yusuf, Maimun Maimun
This study aims to analyze socialization of separatist symbol post peace agreement as the struggle form of GAM ideology which is done through media social. This study is categorized as type of descriptive study with qualitative approach and by using analysis toward social media by delving out information...
Proceedings Article

A Study of Physiology of Rice Varieties With Intermittent Irrigation and Conventional Method on System of Rice Intensification

Bambang Heri Isnawan, Susila Susila, Mulyono Mulyono
Rice production could be increased by System of Rice Intensifications, that is water-saving, fertilizer-saving, and production cost-saving. Using quality varieties could increase the production of rice. This research analyzed the physiological growth and yield on varieties of rice plants, with intermittent...

The Effect of Biology Learning Using Concept Attainment Model and Discovery Learning on the Problem Solving Ability

Yuliati Yuliati, Maridi Maridi, Mohammad Masykuri
This paper presents a new approach to determine the difference in problem-solving abilities between students treated with a concept attainment model and those treated with discovery learning model. This study was experimental research. The population of the study was 12th graders of Science in the 1st...
Proceedings Article

Defining the Excavated Layer’s Height for Coal Extraction by Backhoes

Oleg Litvin, Maxim Tyulenev, Sergey Zhironkin, Sergey Markov
Currently, large machine building companies produce hydraulic excavators serially with a wide range of operating parameters (bucket capacity, digging radius, digging depth and height). Hydraulic excavators have found wide application in quarries all over the world (USA, France, England, Japan, Australia,...

A Tracer Study of Fashion Design Education Program at State University of Surabaya

Irma Russanti
In accordance with developing curriculum, it is necessary to conduct a tracer study at fashion design education program, Universitas Negeri Surabaya. This study focuses on the profiles of the graduates programs, the relevance between graduates’ jobs with their academic backgrounds, and the satisfaction...
Proceedings Article

The Effect of Hydraulic Hysteresis on the Shear Strength of Clayey Soils under Partially Saturated States

Haifeng Lu, Pan Chen
Hydraulic hysteresis is a common phenomenon in unsaturated soils. The soil-water retention curve from the drying process is different from the one from the wetting process due to the effect of hydraulic hysteresis. The soil strength is strongly affected by the soil-water characteristics. Hence, hydraulic...

Diagnosis Effectiveness of Teaching Physical Education Curriculum 2013 for Sport and Health

Saputro, Pramono, Nurhasan, Suroto
This research was conducted with the aim to understanding problems and needs of teachers PJOK through need assessment (analysis of needs). This study was to determine the effectiveness of learning PJOK for Curriculum 2013. This study used quantitative and qualitative research design. Quantitative research...
Proceedings Article

Interaction in the Development of Special Abilities of Students in a Continuity Multi-Level Educational Complex

Dmitry Vladimirovich Legenchuk, Mariam Ravilievna Arpentie, Raisa Ivanovna Hoteeva, Renata Raufovna Gasanova, Elena Anatolievna Bogomolova, Natalya Valentinovna Kuznetsova
The problem of the ecology of the educational process currently stands as the problem of such an organization and such training of specialists that would 1) correspond to the substantive features and processes of human development as a person, partner and professional; 2) corresponded to the requirements...

Al Qur’an Recitation Method in Early Childhood in Integrated Islamic Kindergarten Playgroup

Sasmi Nelwati, Adriantoni, Gusma Nelly
This thesis is motivated by the fact that children have the ability to memorize the Qur’an. When in memorizing the Qur’an the teachers uses an interesting method. The methods used include gefal method, talaqqi method, takriry method, and the fahim Qur’an method. In using this method can simplify and...

Initiating New Regulations on Personal Data Protection: Challenges for Personal Data Protection in Indonesia

Russel Butarbutar
The issue of privacy and personal data protection has often made headlines in recent years, especially in the context of social networking, consumer profiles by online advertising companies, and cloud computing. In Indonesia through the EIT Law and MoCI Regulation 20 have not been comprehensively able...

Application of Machine Learning Algorithm in Human Resource Recommendation: From Tradition Machine Learning Algorithm to AutoML

Xiaoan Pan
In the decades since artificial intelligence was proposed, machine learning, the main branch of artificial intelligence, has achieved remarkable results in various fields such as natural language processing, image recognition, and computer vision. This article mainly introduces machine learning from...

Ethnographic Study of the Umma Kalada Values of the Indigenous People of Loura and Its Application in Elementary Social Studies Learning

Heronimus Delu Pingge, Nana Supriatna, Sapriya, Abdul Azis Wahap, Rahel Maga Haingu
Education and culture are two inseparable aspects. Education uses the student’s culture or environment as a learning resource. Education too prepare students to work or live in a community environment. The research was carried out aimed at; 1) knowing the form of local wisdom and the values it containsin...
Proceedings Article

Contribution of Eye and Leg Coordination to Sepak Sila Skill in the Sepak Takraw Game in Extracurricular Students Activities

Alwin Saputra
Based on observations, found the phenomenon, among others there are students who do football but the leg cannot touch the ball properly. This is due to the weak coordination of eye and foot coordination of students in doing sepak sila. Furthermore the ball of sepak sila is not well controlled, this is...
Proceedings Article

Identification of Pathogenic Bacteria in Snapper Fish (Lutjanus sp.) from Banda Aceh Waters

Wahyu Eka Sari, M. Nur Salim, Teuku Reza Ferasyi, Muhammad Hambal, Henni Vanda, T. Zahrial Helmi, Mudhita Zikkrullah Ritonga, Sukmawan Fajar Santosa, Windy Budi Setiawandi
Snapper (Lutjanus sp.), which is an important marine fish resource, is known to have relatively low movement activity and form relatively small groups. These characteristics make these fish susceptible to various diseases caused by pathogenic bacteria. This study aims to identify the pathogenic bacterial...

A Comparison Study of Bank Efficiency in Indonesia Before and After Crisis in 2008 Based on Data Envelopment Analysis

Cut Nabila Saraziva, Dony Abdul Chalid
During financial crisis, the profitability of businesses tend to decline. Therefore, managements aim to minimize inefficiencies in running their businesses. Using 35 banks in Indonesia, we analyze the crisis effect on bank’s efficiency before and after crisis in 2008. Methods used in this study are data...

Research on Nintendo’s Marketing Strategy During the Epidemic

Jialong Liu
COVID-19 happened unexpectedly. The adverse impacts brought by COVID-19 are profound and continuing. For example, the revenues of firms in various fields are suffered from it. But there are still some surviving companies. So the marketing strategy of these companies is significant. This research studies...

Using MIDI and the Drill Method to Improve Student Singing Ability at SMK Negeri 2 Maros

Sri Wahyuni Syukur, Dra Kun Setyaning Astuti, Nurul Fathimatul Izzah
This research is conducted by implementing the Drill Method and using learning media, namely MIDI, as an alternative medium used which contains the resulting scale intervals so that it is more practical to teach, especially in improving vocal techniques in singing. The research participants are 20 students-members...

Research on the Status Quo of English Majors’ Group Presentation in Private Colleges

Zhou Wei
This study aims to explore the status quo of group presentations for English majors in private colleges. An online questionnaire was conducted on 294 college English majors and 12 of them took part in semi-structured interviews. Both quantitative and qualitative analyses were conducted and revealed that...

Study on the Relationship Between Hypertension and Psycho-social Factors in Children and Adolescents

Chen Yun
Research Objective:This study aims at exploring the psycho-social factors inducing hypertension in children and adolescents, so as to provide reference for the intervention and treatment of hypertension in the young generation. Method: This article measures the blood pressure level, mental health status...

Why Start-ups Fail: Cases, Challenges, and Solutions

Anastasia Kusumaningtyas, Edgar Bolo, Istianah, Steward Chua, Mahendra Wiratama, Nyayu Lathifah Tirdasari
This study revealed the top three characters of failed start-ups by analyzing five cases from unfulfilled market to team disharmony. This paper proposed three purposes. First, to analyze the primary factors why most start-ups do not succeed. Second, to identify the challenges faced by the leaders in...

Errors Analysis in Writing: The Impact of L1

Abd Halim, Nur Mutmainna Halim
Errors in writing, notably those caused by the influence of the native language, have emerged as a significant issue in recent decades, including in the writings of EFL students. This study focused on three primary cases. (1) the types of errors made by students and (2) how the most prevalent errors...
Proceedings Article

Formulation of Chewable Gummy Tablet of Moringa oleifera L. Leaf Extract Using Combination Kappa Carrageenan and Iota Carrageenan

Nabilaberty Prisma Gemilang, Nikmatul Ikhrom Eka Jayani, Karina Citra Rani
Moringa leaves were the most commonly used part of the Moringa plant because they were rich in nutrients. Moringa leaves extract was developed into a chewable gummy tablet to improve its acceptability. The main component of the chewable gummy tablet was a gelling agent. This study aims to determine the...
Proceedings Article

Effects of Bicycle Taillight Shape and Lighting Patterns on Nighttime Conspicuity

Chong Gao, Hongyi Wang
Objective: This study examined the effects of bicycle taillight shape (circular vs. elongated) and lighting pattern (steady, flashing, dynamic) on nighttime conspicuity and their interaction. Methods: Thirty drivers rated six taillight conditions using a 100-mm visual analog scale (VAS). A Williams Latin...

MUI Legal Authority to Provide Halal Certificates on Medicinal Products in Indonesia

Kiki Handoko Sembiring, Arpangi
The Indonesian Ulema Council (MUI) is a assembly for the deliberation of Muslim scholars, and scholars, and is one of the institutions that are highly trusted by the Indonesian people to determine the idolatry of a product, including in this case medicinal products. MUI also has the Mui Institute for...

Bibliometric Analysis: Inclusive Mathematics Education Research

Edi Supriyadi, Indah Puspita Sari, Ahmad Lutfi Fauzi, Mahmudin, Jarnawi Afgani Dahlan, Didi Suryadi, Elah Nurlaelah, Tatang Herman, Rani Sugiarni, Dadang Juandi
Regarding the topic of how inclusive mathematics educations can be implemented in schools, there has been a scarcity of published research. They have investigated inclusive education promotion and strategy in mathematics classrooms. On the basis of information extracted from 136 Scopus online database...

Research on Improving the Efficiency of Customs Clearance and Cargo Transportation & Storage at Dongguan-Hong Kong International Airport Center

Yuannan Huang, Jingwen Yan, Chengguo Han, Xihe Que
The Dongguan-Hong Kong International Airport Center, the world’s first cross-border sea-air intermodal project with direct airside access, has boosted logistics efficiency through its “Dongguan security screening, Hong Kong direct flight” model. However, it faces core challenges including institutional...
Proceedings Article

Effect of Oleogel Addition on the Characteristics of Whey Protein Based Smart Film

Garry Kandi Ratulintang, Angelina Nawangwulan, Premy Puspitawati Rahayu, Manik Eirry Sawitri, Ria Dewi Andriani, Abdul Manab, Aris Sri Widati
The purpose of this study was to determine the effect of oleogel in an edible film on antioxidant properties, antimicrobial activity against Escherichia coli and Lactobacillus casei, pH sensitivity, ammonia sensitivity, and H2S sensitivity. The research material was an edible film made from whey protein...

Research on the Motivations and Identification of Financial Fraud in Luckin Coffee

Zixi Yu
This paper takes Luckin Coffee (2020-2024) as the research object. Through a coupled analysis of financial indicators and marketing activities, it adopts quantitative research methods to reveal the mechanism of the effect of marketing innovation on financial performance. The study identifies that, during...
Proceedings Article

On Rainbow Antimagic Coloring of Graphs

M. I. N. Annadhifi, Dafik, A. I. Kristiana, E. Y. Kurniawati, R. Nisviasari, E. S. W. Jannah
Let G be a simple graph. For a bijective function f : V ( G ) → { 1 , 2 ...

Identifying Medication-Related Problem in Secondary Stroke Prevention Therapy: A Cross-Sectional Study in Central Java, Indonesia

Hidayah Karuniawati, Zakky Cholisoh, Tanti Azizah Sujono, Laila Nisaul Hekmah
Stroke is the second leading cause of death globally after ischemic heart disease. Patients who survive the first stroke have a possibility to get a recurrent stroke. American Heart Association and the Indonesian Neurologist Association recommend secondary stroke prevention to minimize recurrent stroke....

Evaluating the Feasibility of Ubuntu-Based Software for Learning in the Computer Education Program at ULM

Harja Santana Purba, R. Ati Sukmawati, Ari Yono, Muhammad Hifdzi Adini
Windows is the most widely used operating system globally. It is known as proprietary software that requires relatively high hardware specifications. Ubuntu 22.04 LTS, as an open-source operating system, offers a legal, lightweight, and efficient alternative. This study aims to examine the feasibility...

Incremental Labor Output Ratio (ILOR) and Output Growth in Indonesia

Desifitrina, Syamsurijal Ak, Nurlina Tarmizi, Rosmiati Chodidjah S
This research specifically projecting output and predicting economic growth, investment needs, and additional labor by sector using labor and output data (GDP according to business fields at constant prices) during the 2001-2019 period. The analytical method used is a projection of labor based on the...
Conference Abstract

5.3 AGE-RELATED CHANGES IN THE MICROMECHANICAL PROPERTIES OF OVINE AORTA

R. Akhtar, C. Kridiotis, H.K. Graham, M.J. Sherratt, A.W. Trafford, J.K. Cruickshank, B. Derby
Pages: 155 - 155
Scanning Acoustic Microscopy (SAM) images have a spatial resolution at 1 GHz comparable to conventional optical microscopy. Each pixel in the image can be analysed to determine mechanical properties, allowing their precise correlation with microstructural components of tissue. Although loss of elasticity...