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KeAi Communications Co., Ltd.


New theory links topology and finance

A new study published in The Journal of Finance and Data Science introduces the topological tail dependence theory, a methodology for predicting stock market volatility. The approach incorporates persistent homology information, enhancing the accuracy of models and detecting complex correlations.

SourceKeAi Communications Co., Ltd.·JournalThe Journal of Finance and Data Science·TypeExperimental study·DateNov 13, 2023

Urine biomarkers can outperform serum biomarkers in certain diseases

Researchers found that urine biomarkers can be more accurate than serum biomarkers for detecting specific diseases. The study highlights the potential of combining urinary and serum biomarkers for holistic disease diagnosis and management. However, challenges remain in standardizing urinary biomarker assays and expanding their applicat...

SourceKeAi Communications Co., Ltd.·JournalURINE·TypeLiterature review·DateNov 1, 2023

Sustainable and green development of magnesium production technology: an environmental and economic life-cycle perspective

The study analyzes the life cycle of magnesium production processes, examining energy consumption, carbon emissions, and economic aspects. Key findings highlight the importance of sustainable development in reducing environmental impacts and improving economic efficiency.

SourceKeAi Communications Co., Ltd.·JournalCarbon Resources Conversion·TypeCase study·DateOct 30, 2023

Normative values of vertical jump (VJ) and sit-and-reach (SR) for Chinese general population.

Researchers established normative values for VJ and SR tests in a diverse Chinese population. Males exhibited an upward trajectory in VJ values until the age of 18, while females maintained stable levels until early adulthood. The findings provide valuable tools for gauging muscle function and detecting health-related issues.

SourceKeAi Communications Co., Ltd.·JournalGlobal Transitions·TypeObservational study·DateOct 23, 2023

Asynchronous distributed PEV charging protocol: powering the future of electric vehicles

A new asynchronous distributed PEV charging protocol has been developed to manage the charging patterns of scattered electric vehicles, ensuring network reliability and seamless user experience. The protocol preserves user privacy by not disclosing individual user-state information, addressing concerns in previous studies.

SourceKeAi Communications Co., Ltd.·JournalJournal of Economy and Technology·TypeComputational simulation/modeling·DateOct 18, 2023

Scientists present the first set of global maps showing geographic patterns of beta-diversity in flowering plants

Scientists have mapped global patterns of beta-diversity in flowering plants, finding that tropical dry climates exhibit higher levels of beta diversity than wet tropical climates. The study also shows consistent geographic patterns across different metrics of beta diversity.

SourceKeAi Communications Co., Ltd.·JournalPlant Diversity·TypeData/statistical analysis·DateOct 16, 2023

Geotechnical centrifuge modeling for simulating long-term radionuclide migration in large-scale fractured rocks

Researchers from Zhejiang University developed a new method to simulate radionuclide transport in fractured granite, using hyper-gravity experiments and 3D-printed fracture networks. This breakthrough could improve deep geological disposal methods and mitigate the risk of nuclear waste leakage.

SourceKeAi Communications Co., Ltd.·JournalRock Mechanics Bulletin·TypeExperimental study·DateOct 16, 2023

Unveiling real-time economic insights with search big data

A team of Japanese researchers created a big data-driven model that accurately forecasts key economic indicators in real time, eliminating the need for aggregated semi-macroeconomic data. The approach leverages search engine query data to identify highly correlated queries and provides timely insights into economic trends.

SourceKeAi Communications Co., Ltd.·JournalThe Journal of Finance and Data Science·TypeComputational simulation/modeling·DateOct 16, 2023

Reshaping financial content: Enhancing consumer appreciation in Australian professional practice

A recent study found that a reimagined financial content structure improved consumer appreciation, particularly with clarity, organization and formatting. The new structure incorporated language improvements, explanatory videos, and hyperlinks, leading to higher levels of consumer appreciation compared to the existing structure.

SourceKeAi Communications Co., Ltd.·JournalThe Journal of Finance and Data Science·TypeExperimental study·DateOct 16, 2023

Realistic analysis of excavation damaged zone trends in an underground research lab in Japan

A novel numerical analysis successfully replicates observed excavation damaged zone (EDZ) trends at the Horonobe underground research laboratory. The study demonstrates high reproducibility and accurately depicts fracture failure modes, addressing a key aspect of rock deformation and fracturing interactions.

SourceKeAi Communications Co., Ltd.·JournalRock Mechanics Bulletin·TypeCase study·DateSep 20, 2023

Single Cell Protein: an alternative eco-friendly protein source derived from microorganisms

Researchers highlight single cell protein as a promising alternative protein source from microorganisms, which can thrive on diverse waste materials and enhance socio-economic sustainability. The review also emphasizes the need for consumer acceptance to effectively commercialize this eco-friendly protein source.

SourceKeAi Communications Co., Ltd.·JournalCarbon Resources Conversion·TypeLiterature review·DateSep 17, 2023

Do cyanobacteria make the neurotoxin β-N-methylamino-L-alanine (BMAA)?

A recent study published in Water Biology and Security challenges the hypothesis that cyanobacteria produce β-N-methylamino-L-alanine (BMAA), a non-protein amino acid linked to neurodegenerative diseases. The study found no detectable levels of BMAA in laboratory-cultured strains and natural cyanobacterial bloom samples.

SourceKeAi Communications Co., Ltd.·JournalWater Biology and Security·TypeExperimental study·DateSep 17, 2023

Advancing coastal waterbird conservation in China: policy progress and challenges

China has made significant strides in coastal wetland conservation, with notable progress in national-level legislation and stakeholder engagement. However, pressing issues persist, including habitat restoration, invasive species control, and pollution management, which require more science-based decision-making and action.

SourceKeAi Communications Co., Ltd.·JournalAvian Research·TypeLiterature review·DateSep 13, 2023

Unveiling the toll of fossil fuel combustion on children's health and subsequent human capital loss

A new review explores the effects of air pollution and climate change on children's developmental health, leading to human capital losses. The study highlights three dimensions: health, cognitive ability, and socio-emotional ability, emphasizing the need for a comprehensive evaluation of these impacts.

SourceKeAi Communications Co., Ltd.·JournalGlobal Transitions·TypeLiterature review·DateSep 3, 2023

Adapting to water temperature changes: the smart "coat" of Yangtze finless porpoise

The Yangtze finless porpoise has evolved a specialized subcutaneous blubber layer that serves as an intelligent thermal coat, regulating body temperature in response to changing water temperatures. The blubber thickness changes with the water temperature, becoming thicker in colder waters and thinner in warmer waters.

SourceKeAi Communications Co., Ltd.·JournalWater Biology and Security·TypeExperimental study·DateAug 6, 2023

Advancing intelligent railway systems: GNSS-based applications and field demonstration validation

Researchers developed a novel train control system with dynamic configuration, reduced track-side equipment, and improved maintainability to achieve cost savings and increased transportation efficiency. The study promotes the integration of GNSS-based positioning and navigation technologies to enhance railway operations.

SourceKeAi Communications Co., Ltd.·JournalHigh-speed Railway·DateAug 6, 2023

Formamide: a versatile small molecular building block for synthesizing heavily N-doped 1D & 2D carbon

Researchers propose a novel route for constructing 1D/2D carbon nanostructures with tunable aspect ratios and high nitrogen content, employing small molecule-formamide. The approach leads to the formation of polyaminoimidazole (PAI) and exhibits an extremely high N content exceeding 40 atomic percent.

SourceKeAi Communications Co., Ltd.·JournalAdvanced Powder Materials·TypeExperimental study·DateJul 17, 2023

Disruption risk along global supply chains: technology outage and IR&D investment

A study investigates how product manufacturers can mitigate key core technology loss risks in global competition by implementing independent research and development (IR&D). The analysis reveals that enterprises investing in IR&D can create a strategic advantage, weakening the rival country's control over the situation.

SourceKeAi Communications Co., Ltd.·JournalFundamental Research·TypeComputational simulation/modeling·DateJul 17, 2023

Increasing provincial college quota encourages academic high school enrollment

Empirical evidence suggests that opportunity for higher education is the primary determinant in choosing between vocational and academic high schools. Increasing provincial college quota encourages academic high school enrollment, particularly due to the impact of prestigious universities' admission opportunities.

SourceKeAi Communications Co., Ltd.·JournalChina Economic Quarterly International·TypeData/statistical analysis·DateJul 11, 2023

Mitigating the impact of macroeconomic uncertainty: The role of fintech in enhancing commercial banks' risk-taking

A Chinese study found that fintech development effectively reduces the negative effect of macroeconomic uncertainty on commercial banks' proactive risk-taking behavior. The study also revealed that commercial banks with high capital adequacy ratios exhibit a weaker response to the mitigating effect of financial technology.

SourceKeAi Communications Co., Ltd.·JournalChina Economic Quarterly International·TypeData/statistical analysis·DateJul 4, 2023

Researchers explore ChatGPT’s application in global public health including ethical use

The study discusses the application of ChatGPT in global health research, revealing its ability to efficiently process vast amounts of data and identify disease risk factors. However, it also highlights several ethical considerations, including biases in data and discriminatory implications, which must be mitigated for responsible use.

SourceKeAi Communications Co., Ltd.·JournalGlobal Transitions·TypeCommentary/editorial·DateJun 28, 2023

The dynamics of innovation efficiency and firm competition: implications for product design and market diversity

A study found that leading firms adopt predatory strategies to move toward competitors, intensifying price competition and increasing profits despite counter-intuitive price reductions. This approach can lead to reduced product diversity and technology gaps in the market.

SourceKeAi Communications Co., Ltd.·JournalJournal of Economy and Technology·TypeComputational simulation/modeling·DateJun 28, 2023