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This research investigates whether LEGO sets are a good investment. Through tracking the offering and trading prices of 838 LEGO sets in eight series over the past 22 years, we evaluated the investment return of LEGO sets based on the HPR and APR theories. Compared to other traditional financial products,...

WSNs are expected to find wide applicability in various fields ranging from engineering industry to our home environment technology. Efficient utilization of energy of sensor nodes and short distance multihop communication are the major factors in order to reduce the energy consumption in a sensor network....

Water park water quality impacts the public health illustrated by the increasing waterborne diseases outbreaks in recent years. Water samples were thus collected and analyzed for chemical constituents, organic matter, from the water park over spring and summer. Water quality varied seasonally with less...

In order to do a global evaluation of translation software and compare their differences within specific indicators, the study applied Euclidean distance and cosine similarity to evaluate 4 commonly used translation software tools, based on the analysis of the data from the questionnaire. The results...

In this paper, a fuzzy mathematical programming model is proposed to address integrated production and routing planning decisions which considers uncertain produc-tion and inventory capacities, as well as production, setup, inventory holding and transport costs. This pro-posal considers flexible constraints...

A impulse heavy current grounding test system is designed to research impulse characteristics of grounding devices.Structure and test ability of the system are introduced. The system is composed of four impulse current generators symmetrically installed around a return electrode with 20m radius. Each...

The antenna control system for the problem encountered in the application, starting from the control algorithm to analyze the composition of the antenna control systems, introduces the antenna control system design, and antenna control unit, an antenna drive unit, shaft encoder unit and security unit...

The design, simulation and analysis of a dual-band metamaterial absorber(MMA) working at the microwave frequencies are presented. The single unit cell consists of two nested closed hexagon ring resonators and a metallic background plane, separated by a dielectric layer with only 0.7-mmthickness. The...

Fuzzy control theory is a computer numerical control theory based on fuzzy set theory, fuzzy language variable and fuzzy logic reasoning. It is widely used for it doesn’t require exact mathematical model of controlled object in system design, so that fuzzy control has an advantage in researching high...

This paper makes a comprehensive analysis of the expectation of regional integration construction in the first ten years of ASEAN community. In this stage, Thailand’s strategic choice of participating in ASEAN community’s regional cooperation in politics, security, economy, society and culture presents...

In the era of big data, it has become a general trend to optimize and innovate college English teaching. Therefore, it is a feasible approach to build a new college English teaching system platform based on big data technology. Based on this, in order to meet the needs of teachers, students and teaching...

As a restoration technique, the Kintsukuroi craft technique not only has the function of restoring artifacts, but also serves as a secondary creation with both artistic qualities. As a derivative technique of traditional lacquer art, it contains unique Eastern aesthetics and cultural connotations. The...

Phthalate (PAEs) is an environmental pollutant and can enter the human body through respiratory tract inhalation, skin contact, and food intake. As one of the food plasticizers, PAEs are seriously harming human health. They migrate into the food and enter the human body through the food packaging materials...

After the Covid-19 Pandemics began to decline and Bali became the venue for the G20 Summit, the Bali tourism industry has bounced back from adversity. One of the attractions that support Bali tourism is the Pura Penulisan in Kintamani. Pura Penulisan is an ancient relic with the peculiarity of its architectural...

The "Project-based" studio tutorial system is a comprehensive professional training system that uses the design studio as platform and integrates curriculum, classroom and practice teaching. In the system, tutors provide supervising assistance, students are the main subjects of the learning, and the...

There are a lot of researches on acceleration the mode decision process in MVD video coding. The main goal of these researches lies in speeding-up the encoding process with negligible coding efficiency loss. Our work reveals the usage of depth information for speeding up video encoding process. We proposed...

"Task driven" teaching (Task -based Learning) is a kind of wide attention in recent years by the method of teaching. Task drive, refers to the students to study in close contact, life and social practical meaningful task context, by completing the task to learn the knowledge, skills, forming ability....

Culture Music professionals Teachers has been the subject of education are concerned, the new curriculum there how the training in music education professionals, the purpose is to develop of Music Education professional talent, we are on the College Music Major Talents on the issue of culture, many aspects...

Many factors of sintering process related to LTCC (Low Temperature Co-Fired Ceramic) substrate warpage defects. In this paper, the relationship between LTCC sintering process parameters and the substrate warpage defects were studied through the hot - structure coupling finite element simulation method....

In multiple sound-sources environment, robustness is a major challenge for audio recognition system based on audio fingerprinting, because mixed audio signals may make recognition rate has a significant decline. This paper proposes a novel audio fingerprinting method, which uses blind source separation...

The segmentation of ribs is one of the key problems for computer-aided diagnosis. This paper presented a novel scheme for rib segmentation in chest radiographs. The Gaussian filter was used repeatedly to remove uneven background of chest. Detail images could be obtained by use of the multi-scale wavelet...

With the natural resources are of the brink of exhaustion, resource-exhausted cities facing economic growth stagnated, employment pressure surge, shortage of financial resources, living difficulties, the ecological damage to the environment and other issues at varying degrees. Among them, the fundamental...

Three-year-old ‘ruby seedless’ grapes were used for trial material to study the effects of spraying with the different concentrations of calcium fertilizer on grape fruit external quality and intrinsic quality. Fruits were sprayed 0.1%, 0.2%, 0.3% Calcium nitrate solution during the fruit color-changed...

Wisdom tourism is the inevitable choice to meet the special needs of tourists. So, how to promote the development of tourism public service system through the development of intelligent tourism Existing research has neglected the construction of tourism public service system is affected by the interaction...

In order to effectively combat and control the cybercrime, the crucial precondition to solve those problems is to study how to quickly and efficiently collect evidences which can be accorded with legal requirements. From the features of computer forensics and Based on the thought, theory and method of...

In recommendation algorithms, data sparsity and cold start problems are inevitable. To solve such problems, researchers apply auxiliary information to recommendation algorithms, mine users’ historical records to obtain more potential information, and then improve recommendation performance. In this paper,...

Marxism does not deny the alienation phenomenon in every stage and process of socialist construction, but the difference between breadth and depth. On the occasion of the formal opening of rural revitalization, it is the center of current work to scientifically analyze the realistic expression of alienation...

This study aims to empirically examine the relationship between abusive behavior carried out by parents in the past with low self-esteem of individuals in adulthood. The sample of this study used 144 respondents with criteria for adults aged 20-30 years from various regions, especially in the Greater...

The stock of Kweichow Moutai, as one of the representative of China’s value investment stocks, rose nearly 60 times in the 19 years since its listing in 2001, its operating income increased from RMB 162 million in 2001 to RMB 88.9 billion in 2019, with a compound annual growth rate of 25%, and its net...

Two years ago, the emergence of the Novel Coronavirus pandemic had a devastating impact on the world economy. At present, the epidemic abroad is still serious and continues to hamper world economic recovery. Sporadic outbreaks in China still require a balance between prevention and control. Although...

Through CiteSpace, this paper analyzes the literature on the theme of “mobile learning” from CSSCI journals from the knowledge base, research hotspots and development trends of mobile learning. The period of literature collection is 2002–2021. The conclusion is that the research on mobile learning has...

Aiming at the fact that relevant conductivity of corrosion resistant aluminum conductor already used in the transmission line currently is reduced when the corrosion resistance is increased, the approach of "conduction equilibrium of rare earth and corrosion resistant alloy" is proposed that cerium-rich...

Object oriented algorithm is used for intelligent substation information process, based on XML Schema. One of the most important sessions for the intelligent substation construction is to integrate the mass historical data of devices and to establish the multi-dimensional model for OLAP or data mining....

Underwater complex sound sources have many types. The radiated power of these sound sources was obtained by measuring pressure in the ocean, but the measurement based on sound pressure in the ocean has some uncertainty. The sound pressure for one point or several points is not enough to characterize...

ContraDance studied in this dissertation is a form of dance by pairs of dancers, which involves social function and self-entertainment. In the west, ContraDance came from the folk, entered the palace latter, and then developed further in city hall. In China, although folk dance did not go through baptism,...

Ozone pre-oxidation removal of MC-LR better, under the condition of pH4,ozone for MC-LR removal of 76.22%,than the original water removal increased by about 11%.With the increasing value of pH, ozone for MC-LR removal decreased, but higher pH beneficial ozone removal of turbidity, UV254, TOC and CODMn....

In this article the author use the datas of acoustic travel time, systematical analysising the abnormal pressure distribution obtained by equilibrium depth method in the lower assemblage of Yanchang formation 151 well bores in the middle area of western Ordos Basin, combined with the distribution patterns...

Globalization is increasingly developed. Economy, policy and culture have joined in the process of globalization, and the media sector is no exception. Globalization and internationalization have become the general trend. The new and diversified communication form is essential in order to keep up with...

The substation automation system based on IEC61850 standard supports free distribution of functions and its reliability is closely related to the distribution mode of its functions. The realization principles of functions' free distribution are introduced and the method of reliability evaluation of substation...

This paper presents a method of target tracking based on SIFT and Kalman filter. SIFT algorithm has the ability to detect the invariant feature points which used in tracking and Kalman filter has the ability to predict the target location. Firstly, this paper uses SIFT to compute the location of target....

This study investigates how digital innovations influence Zakah compliance strategies, with a focus on the roles played by mobile payment applications and social media platforms as mediators. Employing a quantitative approach and Smart PLS analysis, the research explores the connections between awareness...

This paper explores the integration of Outcome-Based Education (OBE) and design thinking in CAD courses for product design education. OBE provides a framework to cultivate students’ design thinking and innovation skills, ensuring their preparedness for future careers. The proposed OBE-based Design Thinking...

The 1945 Constitution of the Republic of Indonesia has been amended 4 (four) times, but still contains juridical problems in it. The problem that most often occurs is related to the overlapping of existing rules. Law No. 12 of 2011 concerning the Establishment of Legislation as amended by Law Number...

Currently, understanding the topology structure and function of complex networks has become a hot research topic, and finding the most influential node in a complex network has great significance in marketing, public opinion analysis, disease control and so on. We often use the degree centrality and...

Offshore wind power industry develop rapidly in recent years. Offshore wind has many advantages compared with onshore wind turbine. For example, it do not take up land and can make better use of the sea wind resources. However, the flexible components of wind turbines violent vibration will cause the...

Chinese Comic Dialogues and sketches(CCDS for short) now play very important roles in people’s spiritual lives. Aiming at the phenomenon that some sketches are popular and welcome at home yet questioned abroad, this article analyzes, gives the criteria of Chinese Comic Dialogues and sketches based on...

Nanocrystalline CeO2 powders were synthesized using stearic acid and cerium nitrate by sol-gel and self-propagating combustion coupled method. Influence of various molar ratio of stearic acid and cerium nitrate on the products grain and colour were discussed. Powder appearance, crystal phase, specific...

For mobile payments using Near Field Communication,this paper summarizes weaknesses in its implementation by the Android Operationg System and vulnerabilities in hardware layer.a new NFC payment model is proposed using NFC shield in paper.this model is secured by design and can be implemented using existing...

To study the health related physical fitness of Chinese Li nationality students of 7-18 years old, the work began with literature, survey, measurement and statistics, at last by independent samples T-test to compare the health related physical fitness of Chinese Li nationality students, there were three...

With the development of metropolitan, through operation between urban rail transit and suburban railway is the development trend in the future. In this study, the general concepts in the TCRP Transit Capacity and Quality of Service Manual were adopted, followed by the development of a set of comprehensive...