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7673 articles

Fairy Tales in German Lesson

Wisma Kurniawati, Ajeng Kartika, Audrey Titaley, Chikka Prameswari, Elena Andini
This paper examines the use of literature, such as fairy tales, in German lessons to improve students’ reading competence. This paper focuses on integrating the usage of literature as the learning material and the problem-based learning method. The data was obtained using a literature study and analyzed...

Fast Category-Hidden Adversarial Attack Against Semantic Image Segmentation

Yinghui Zhu, Yuzhen Jiang, Zhongxing Peng, Wei Huang
Pages: 1823 - 1830
In semantic segmentation, category-hidden attack is a malicious adversarial attack which manipulates a specific category without affecting the recognition of other objects. A popular method is the nearest-neighbor algorithm, which modifies the segmentation map by replacing a target category with other...

A Research on Cooperative Learning in College English Teaching

Xiaohui Xu, Lei Wang
On the basis of analysis of the present situation of English Teaching in Higher Vocational Colleges, this paper explores on the model of cooperative learning in College English teaching. The structure and process of teaching model of cooperative learning are put forward: 1. Bejing specific in teaching...

Comparative Analysis of Character of Mineral Deposit between High-grade Scandium and Anatase Ore Deposit in Qinglong Shazi and Laterite Gold Deposit in Western Guizhou, China

Min Zhang, Aiguo Nie, Fei Xie, Zhuru Zhang
With high-grad scandium and anatase ore deposit of Qinglong Shazi and three typical laterite gold deposit of Laowanchang, Baozidong and Shaguochang in western Guizhou as research objects, this paper makes a comparative analysis on character of mineral geology. There are both similarities also differences...

The Impact of Covid 19 on UMKM Sector in Indonesia

Ignatius Lorenzo, Michelle Dinita, Riska Kristiani, Ratu Balqis Putri Tarfin, Hetty Karunia Tunjungsari
The motivation behind this investigation is to discover and examine what sort of effect brought about by the Covid on the advancement of UMKM organizations in Indonesia. The technique for investigation in this examination is a subjective engaging method.Small and medium-sized organizations (UMKM) are...

Comparative Analysis on genesis of mineral deposit between Scandium anatase deposit in Qinglong Shazi and Laterite Gold Deposit in Western Guizhou

Min Zhang, Aiguo Nie, Fei Xie, Zhuru Zhang
This paper makes a comparative analysis on genesis of mineral deposit between Scandium anatase and laterite gold deposit in Western Guizhou, the study shows that: 1) High-gold source rock of laterite gold ore in western Guizhou is formed at the initial period of strong eruption of basalt in Mount Emei...
Proceedings Article

An E-DNA Sensor for Sequence-Specific DNA detection

Guobing Wei, Long Wan, Fusheng Liao, Hao Fan
In this work, a sensitive E-DNA sensor based on avidin modified electrode and DNA-functionalized Au nanoparticle (DFNP) was developed. The DNA-Functionalized Au nanoparticle contained two kinds of DNA, one was hairpin probe DNA with a biotin at the 3’ terminal and a thiol at the 5’ terminal, the other...

Feasibility Study of Bitcoin Hedging the U.S. Stock Market

Shiyun He, Yingjie Sheng, Ziyang Zang
Hedge strategies are used with different terms to evaluate whether the co-movement between the U.S. stock market and Bitcoin can be used to optimize the portfolio. As for the representative stock indexes, we construct long-term and short-term hedge portfolios of the S&P 500 and NASDAQ with Bitcoin...

Comparative Analysis on characteristics of Chemistry between Scandium Anatase Deposit in Qinglong Shazi and Laterite Gold Deposit in Western Guizhou, China

Min Zhang, Aiguo Nie, Fei Xie, Zhuru Zhang
With scandium anatase deposit of Qinglong Shazi and three typical laterite gold deposit of Laowanchang, Baozidong and Shaguochang in western Guizhou as research objects, this paper makes a comparative analysis on characteristics of geochemistry between scandium anatase and gold deposit:1) The main oxides...

Development of Basic Vocal Teaching Materials Based on Etude and Indonesian Classical Seriosa Songs

Budi Dharmawanputra, Agus Suwahyono, Joko Winarko
Vocal learning at the elementary level at the Music Arts Study Program, FBS (Language and Arts Faculty) Unesa (State University of Surabaya), is constrained by the limited experience of students in etude-based material literacy and Indonesian classical seriosa songs. Based on this phenomenon, this study...
Proceedings Article

Effect of temperature on the static compression of molded pulp products

Yingzhe Xiao, Zhenzhu Shao
In this paper, the static compression overall performance of molded pulp under different temperature were studied by experiments. The moisture content and elastic modulus of molded pulp materials , the static compression on molded pulp products were studied under the temperature of 5 C,23 C,40 C.And...

Effect Carbon Emissions Disclosure, Green Innovation, Green Investment on Firm Value with Moderating Corporate Governance

Angel Aprilya Limbong Marrung, Syarifuddin, Muhammad Irdam Ferdiansah
This research endeavors to evaluate and scrutinize the ramifications of carbon emission disclosure, green innovation, and green investment on corporate value, with good corporate governance acting as a moderating variable. The primary fo-cus of this study encompasses enterprises functioning within the...

Analysis of Bitcoin and Alternative Assets Based on VAR Model

Yingying Xia, Dan Wang
This paper is based on April 2020 to July 2020 bitcoin price and s & p real assets index data, using the VAR model for dynamic identification, empirical analysis results show that the currency price is s & p real assets index, but s & p real assets index is not the currency price granger....

Quality of Multiple-Choice Questions in the Indonesian Language Examination for Junior High School Level

Rezyta Ariraga Ayu Prasetya, Markhamah, Atiqa Sabardila, Agus Budi Wahyudi
There are several steps must be taken in order to carry out education, including planning, implementing, evaluating, and reflecting. The focus of evaluation or assessment of learning outcomes is the individual, which is learning performance achieved by groups or classes. Assessment of learning outcomes...

Applying Nearpod to 11th Grade to Improve Classroom Interactions

Yongfei Qi, Eryu Shen, Siqi Xue
In the Nearpod lesson, we intend to teach our students global warming, which is one of the most popular topics in the field of climate change. The course is designed for 11th-grade students, and it will be given in their science class. During the lesson, students are encouraged to explore the effects...

Better or Not? Research on the Influence of Covid-19 on U.S. Financial Industry Based on Fama-French Five Factor Model

Zeyang Guo
Influenced by the “black swan incident” Covid-19, huge changes have occurred in the global financial market. Based on Kenneth. French-Data Library, this paper uses multiple linear regression to analyze the statistical data of the U.S. stock financial industry before and during Covid-19, which is used...

Evaluation of Suitability of Paddy Field (Oryza Sativa L.) in Noongan Sub-watershed and Panasen Sub-watershed

Grace F. Suoth, Maxi Tendean
Rice is a staple food crop in Indonesia because most of the population consumes rice as a staple food. For optimal production, rice plants must be planted in paddy fields according to their designation and the growing plants’ requirements. Determination of land suitability class is essential to obtain...

Persuasive Discourse Analysis on @explore.solo Instagram Account as Teaching Material for Indonesian at the Junior High School Level

Rendi Nur Alim, Gallant Karunia Assidik
This study aims 1. To find out the form of persuasive discourse on social media, @explore Instagram account. Solo. 2. To find out the content of the message contained in the persuasive discourse on social media @explore Instagram account. Solo. 3. To find out how to implement social media-based persuasion...
Proceedings Article

Corrosion Behavior of Low Pressure Cold Sprayed Al-PTFE Composites Coating

Guosheng Huang
The purpose of this paper is to examine whether low pressure cold spray can deposit high quality Al-PTFE Composites Coating or not. Different Polytetrafluoroethylene (PTFE) content Al-PTFE composite powders were used to deposit composites coating with low pressure cold spraying methods under the parameter...
Proceedings Article

Stability of Photolysis and Hydrolysis of Prallethrin

Tiebing Liu, Baojian Liu, Jie Chen, Zhicheng Yang, Chengyan Zhang, Mingya Xu
The photolysis and hydrolysis of prallethrin was studied in the laboratory. The result of the test showed that the photolysis reaction of prallethrin in aqueous solutions irradiated by 500w xenon lamp fitted to the first order dynamic equation. The results also showed that the hydrolysis rate of prallethrin...

Study on Tourism Landscape Planning of Rural Leisure Agriculture

Zhuyu Wang
With the acceleration of urbanization process and the improvement of social and economic development, leisure agriculture attracts more and more urban consumers. At the same time, the development of leisure agriculture and rural tourism has promoted me national agricultural development strategy, strategic...

BIPA Cultural Notes as a Marker of Cultural Awareness Level: Teacher’s Perspective

Prima V. Asteria, Ahmad Rofi’uddin, Imam Suyitno, Gatut Susanto
The context of language use is influenced by the cultural orientation of language users. Cultural awareness is needed to minimize the negative impacts of cross-cultural interactions, such as cultural shock, cultural stereotypes, cultural polarization, and cultural conflict. The learning needs of cross-cultural...

How Does Dependent Personality Disorder Form, Develop and Affect Human Life?

Wei Liang
This article is an overview of dependent personality disorder from its etiology, impacts, treatments, and recommendations for future research directions. Dependent personality disorder (DPD) is a personality disorder characterized by pervasive psychological dependence on others. At the beginning of the...

A Study on the Willingness of Rural Migrant Workers Start Their Businesses in Hometowns - Based on Survey from Northern Anhui

Xin Wang
“Agriculture, rural areas, and farmers” have always been a focus of attention in China. Prioritizing the development of rural areas and agriculture, and comprehensively promoting rural revitalization is the primary task of China’s current development. This article explores the factors affecting the willingness...
Proceedings Article

The Implementation of Fractional Pixel ME in H.264 Video Encoder

Zuo Shikai, Wang Mingjiang, Wu Zejun, Xiao Liyi
This paper first introduce the H.264 video codec standard briefly, then analyze the inter-frame motion estimation in H.264. After that we propose an optimaized algorithm and the corresponding architecture. A pipeline-architecture was proposed with scaled searching algorithm based on the analysis to the...

The Effect of Cognitive Behavior Therapy (CBT) to Increase Self-Efficacy in Preventing Relapse on Amphetamine Abuse Rehabilitation at Yayasan Bersama Kita Pulih, at Lido, Sukabumi

Hapsari Noor Safitri, Anastasia Sri Maryatmi
This study aims to discover the effect of Cognitive Behavioral Therapy to increase self-efficacy in preventing relapse in amphetamine rehabilitant users at Yayasan Bersama Kita Pulih, Lido. Researchers gave treatment in the form of providing training using CBT to 5 rehabilitators, while 5 other rehabilitators...

Revitalizing Local Wisdom: The Governance of Religious Diversity in Manado

Ahmad Arif Widianto, Nanda Harda Pratama Meiji, M. Mujtaba Habibi, Meredian Alam, Angga Gilang Ramadhan, Alya Muflihatud Dini
The religious diversity in Manado is prone to triggering social tensions. Various mechanisms and policies for managing religious pluralism have been attempted to prevent socio-religious conflicts. One of the strategies is the revitalization of local wisdom as a foundation for religious harmony. However,...
Proceedings Article

Study on Emergency Capability of City Public Safety Based on Entropy Method

Fei Li, Xiangyun Wan
As the issues of city public safety are highlighted increasingly they cause serious threat to the sustained and healthy development of urban economy. So the urban public safety management is facing unprecedented challenges. This paper analyzes the factors that affect the urban public safety. Those factors...
Proceedings Article

Numerical simulation research on permeability coefficient inversion based on the data of mine water inrush

Baofeng Zhao, Lianjing Ma
In order to find out the hydrogeological condition of aquifer and gain the permeability coefficient, the permeability coefficient was inverted based on the data of mine water inrush. The observation data of water flow and long-time observation hole’s water level was be used during the process of water...

Minahasa Community Local Wisdom; Study of Social Construction of Inter-religious Harmony

Siti Fathimah, Ferdinand Kerebungu, Sangputri Sidik, I. Wayan Gede Suarjana
This study aims to see how the community views the religious reality in Minahasa, what factors encourage the creation of inter-religious harmony in Minahasa, and how the local culture of the Minahasa community responds to religious diversity can influence community life and inter-religious harmony in...
Proceedings Article

Study on growth and accumulation characteristics of Sorghum bicolor?S.Sudanense. on uranium

Shiqi Zhang, Lixing Wang, Qing Hu, Peng Zhang, Lishan Rong
It is utilized the pot experiments to investigate physiological and biochemical indexes as well as the characteristics of the accumulation of uranium of Sorghum bicolor´S.Sudanense. under the different uranium concentrations (0,1, 5, 20mg/kg) stress. It shows that photosynthetic pigment and soluble protein...

The Use of Mobile Phones as a Digital Literacy Medium Among Religious School Students

Farid Pribadi, Diyah Utami, F. X. Sri Sadewo, Kholida Ulfi Mubaroka
During the long school holiday marking the transition to a new academic year, some students or religious boarding school students spend their time playing with smartphones. They take advantage of the school break by engaging in social media and online gaming. The average duration of smartphone usage...

Banking Management in Russia: Its Shortcomings and Stages of Transformations

T A Alabina, I G Grentikova, R M Kotov
In the current time period in front of commercial banks in Russia arises a need to improve the quality of banking management as a special sphere of credit institution management. The main drawbacks of banking management in Russia formulated by the authors are justified by logically built factors. In...
Proceedings Article

Simulated Analysis of the Mixing Performance of Jet-mixing Apparatus

Jing Ma, Baijing Qiu, Run Yan
In order to determine the parameters of mixing experiment with jet-mixing apparatus, 3 outlet diameters of jet-nozzle d and 5 area ratios m were selected to import the computer based on Computational Fluid Dynamics ( CFD ) to simulate the real mixing experiment. The results show that, in the real experiment...
Proceedings Article

Effects of Different Concentrations of Selenium on Photosynthetic Pigment Content of Perilla frutescens

Renyan Liao
A pot experiment was conducted to study the effects of different concentrations of selenium (Se) on photosynthetic pigment content of Perilla frutescens. The results showed that Se treatment had significant effect on contents of chlorophyll a, chlorophyll b, carotenoid and total chlorophyll. With Se...
Proceedings Article

Study on NTC Electrical Behavior of Carbon Black / PVC Composite

Xiuqi Liu, Heqin Xing, Lili Zhao, Xishuang Chen
In our study, Carbon Black / PVC NTC composites were prepared by conventional melt-mixing technique, the resistivity-temperature characteristic of the composites were studied. The results show that the composite possess a lower percolation threshold, a notable negative temperature coefficient (NTC)....
Proceedings Article

Periodic Points Under Iteration of Sum of Squares or Cubes of Digits in Some Positional Systems

Wenliang Wu, Xingju Dang, Yao Zhang
There are different periodic and fixed points under iteration of sum of squares or cubes of digits of positive integer in different positional systems. On the iteration of sum of squares of digits, in binary and quaternary these points all converge to fixed point 1. There are three fixed points and one...
Proceedings Article

Statistical Analysis of the Data Processing Model of Sensation Seeking and Adolescent Mobile Addiction – The Mediation of Parent-Child Communication Problems and Peer Fear and Inferiority

Ting Wu, Yuqing Zhang
At present, teenagers play an important role in the use of smartphones, and their behavior problems have always been the focus of social attention. Studying the mechanism of teenagers’ smartphone addiction has practical significance to reduce the use of problematic mobile phones. In this study, 312 junior...
Proceedings Article

Performance optimization of an oil ellipse gerotor pump for automotive engine

Xiaohu Sang, Xiaojun Zhou, Xiaoguang Liu
The internal cycloidal gear pump is one kind of oil pump, which consists of pump body, pump cover and rotors. It is widely used in the range of vehicles. A gerotor pump has various advantages such as compact size lower noise, less emissions and little pressure ripples for circulation of the fluid. In...
Proceedings Article

Extended probabilistic Typhoon forecast in South China Sea and operational weather forecast via satellite communication

Jun JIAN, Peter WEBSTER J.
Significant predictability is found in medium-range weather systems over East Asia, particularly in those convective hazard weather events bringing numerous obstacles to the transportation and infrastructures. Based on a most advanced global numerical model product, we developed a real-time warning system...
Proceedings Article

Effects of Different Selenium Concentrations on the Photosynthetic Pigment Content in Solanum alatum

Kewen Huang, Huashan Lian, Ming’an Liao, Lijin Lin
A pot experiment was carried out to study effects of different selenium concentrations (0, 5, 10, 25, 50, 75, 100 mg/kg) on the photosynthetic pigment content in Solanum alatum. The results showed that all concentrations of selenium inhibited the chlorophyll a, chlorophyll b and carotenoid contents in...
Proceedings Article

Effects of Different Selenium Concentrations on Photosynthetic Pigment Content of Pterocypsela laciniata

Dandi Xu, Yuzhi Wei, Yue Gao, Lijin Lin, Zitong Wang, Yifei Zheng
A pot experiment was conducted to study the effects of different selenium concentrations on photosynthetic pigment content of Pterocypsela laciniata. Five aspects of chlorophyll a content, chlorophyll b content, carotenoid content and chlorophyll content, respectively, were used to analyze the changes...

Differentiated Instruction Implementation: A Survey Study Among Elementary School Teachers

Muhamad Nanang Suprayogi, Budi Sulaeman, Baydhowi Baydhowi
The students in the classroom come from various characteristics and backgrounds. Dealing with this diversity of students, the teacher needs to apply multiple teaching strategies and learning activities, rather than using One Size Fits All (OSFA) teaching strategy. Many authors suggest applying Differentiated...
Proceedings Article

Study on mechanical properties of apple picking damage

Yancong Li, Xiaoyong Du, Jinhai Wang, Chai Lei
In order to reduce the apple damage of extrusion and collision caused by machine during apple picking, study law of apple damage is necessary. A compressive test is carried out on precision micro controlled electronic universal testing machine, red apple of Fuji type at mature state as the test material....
Proceedings Article

Cadmium Accumulation Characteristics of Cyphomandra betacea Seedlings

Mei Qing, Lijin Lin, Ming’an Liao
A pot experiment was conducted to study the accumulation characteristics of cadmium (Cd) in Cyphomandra betacea Seedlings. The annual C. betacea seedlings were treated with Cd of different concentration gradients (0 - 20 mg/kg). The results showed that with the increase of soil Cd concentration, the...

How does Washback of PRETCO Influence College English Teaching

Xiaoling Zhang
The Importance of tests on teaching is obvious in education system, and Madaus states that: 'It is testing, not the "official" stated curriculum, that is increasingly determining what is taught, how it is taught' (as cited in Spratt, 2005, p.5). The present study examined the washback effect of a high-stakes...
Proceedings Article

In vivo Evaluation of Microemulsion-Based Transdermal Gel of Coumarins from Cortex Daphnes

Jinli Deng, Xia Feng, Li Ma, Feng Han, Xingcui Qu, Yafei Wang
Objetive The aim of the present study was to investigate the pharmacokinetics of coumarins from cortex daphnes (CCD) in a microemulsion (ME) gel transdermal delivery system with a newly developed HPLC method. Methods The pharmacokinetics of the microemulsion containing CCD was studied in rabbits with...

Investigation and Analysis of Mental and Behavior Symptoms of Alzheimer's Disease Patients

Zhenghai Sun, Huimin Han, Fengwu Yan, Jianzhong Li, Wenlin Wang, Yunfeng Han, Jingwen Meng, Na Wang
To assess the mental behavior of patients with senile dementia. Methods: A stratified multistage cluster sampling method was used to identify the subjects. The screening and clinical diagnosis was performed. The screening phase was carried out by the Simple Mental State Scale (MMSE) and the Daily Living...
Proceedings Article

Design and Implementation of a Class D Power Amplifier for a Transmitter in a Sonar System

Hong Yan Song, Ming Wen, Guang Da Chen, Hong Chao Deng
The power amplifier operating in a low frequency with high output power is always the hot issue in the sonar transmitter system in underwater acoustic field. This paper provides a Class D power amplifier for a transmitter in a sonar system. We first describe the basic principles of power amplifiers....

Investment Portfolio Establishment Based on Index Model Linked with Different Constraints

Shaoyu Ding, Heming Ma, Shiyue Zhang
After Markowitz Model was invented, people continue to find series of problems about implementing the model to real world and Index model was introduced to solve these problems. In this paper, we use index model to form minimum variance portfolios and maximum Sharpe portfolios for series of stocks and...