Results 81 to 90 of about 921,049 (277)

Pengaruh Sikap dan Kebiasaan Tehadap Hasil Belajar Matematika (Survey pada Siswa Kelas VIII SMPN di Kecamatan Kramat Jati Jakarta Timur Tahun Ajaran 2009/2010) [PDF]

open access: yes, 2011
The general objective of this research is to discover and analyze empirically the effect of attitudes toward mathematics learning outcomes, learning habits influence on mathematics learning outcomes, influence attitudes and study habits together towards ...
NURHAYATI, N. (NURHAYATI)
core  

Bridging Nature and Technology: A Perspective on Role of Machine Learning in Bioinspired Ceramics

open access: yesAdvanced Engineering Materials, EarlyView.
Machine learning (ML) is revolutionizing the development of bioinspired ceramics. This article investigates how ML can be used to design new ceramic materials with exceptional performance, inspired by the structures found in nature. The research highlights how ML can predict material properties, optimize designs, and create advanced models to unlock a ...
Hamidreza Yazdani Sarvestani   +2 more
wiley   +1 more source

Analisis Hubungan Kecemasan, Aktivitas, dan Motivasi Berprestasi dengan Hasil Belajar Matematika Siswa

open access: yesBeta: Jurnal Tadris Matematika, 2016
[Bahasa]: Penelitian ini bertujuan untuk menganalisis hubungan antara kecemasan matematika, aktivitas, dan motivasi berprestasi dengan hasil belajar matematika siswa.
Hari Purnomo Susanto
doaj   +1 more source

Capitalizing On Infinitesimal Calculus In Political Marketing [PDF]

open access: yes, 2011
The calculus, known to be a branch of mathematics dealing with differentiation and integration of variable quantities, is used to solve many mathematical problems.
Worlu, Rowland E.K.
core  

Enhancing Corrosion Resistance and Mechanical Strength of 3D‐Printed Iron Polylactic Acid for Marine Applications via Laser Surface Texturing

open access: yesAdvanced Engineering Materials, EarlyView.
Laser surface texturing significantly improves the corrosion resistance and mechanical strength of 3D‐printed iron polylactic acid (Ir‐PLA) for marine applications. Optimal laser parameters reduce corrosion by 80% and enhance tensile strength by 25% and ductility by 15%.
Mohammad Rezayat   +6 more
wiley   +1 more source

A Simulative Approach for the Prediction of Mesoscale Residual Stress Fields in Solution‐Strengthened Ferritic Ductile Iron

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents a 3D representative volume element‐based simulation approach to predict mesoscopic residual stress and strain fields in silicon solid solution‐strengthened ductile cast iron. By modeling phase transformation kinetics with an enhanced Johnson–Mehl–Avrami–Kolmogorov model, the effects of varying cooling rates on residual stresses are ...
Lutz Horbach   +6 more
wiley   +1 more source

Meta-Analisis investigasi model kelas terbalik pada keterampilan berpikir tingkat tinggi (HOTS) siswa matematika: Analisis efek gabungan dan heterogenitas

open access: yesJurnal Math Educator Nusantara: Wahana Publikasi Karya Tulis Ilmiah di Bidang Pendidikan Matematika
This research aims to test the effectiveness of the flipped classroom model on students' higher order thinking abilities (HOTS) in mathematics subjects. The research method uses meta-analysis.
Dona Ningrum Mawardi   +2 more
doaj   +1 more source

The mathematics of functional differentiation under conservation constraint

open access: yes, 2006
The mathematics of K-conserving functional differentiation, with K being the integral of some invertible function of the functional variable, is clarified.
N. Clarke, T. Gál, T. Gál, Tamás Gál
core   +1 more source

Novel Surface‐Based Bézier Metamaterials: A Higher Degree of Parametrization toward Tailoring the Effective Properties under Compression

open access: yesAdvanced Engineering Materials, EarlyView.
Cubic Bézier curves are used in the synthesis of novel surface‐based metamaterials with tunable mechanical properties. Surface‐based geometries are 3D printed and tested in compression. The resulting mechanical properties are correlated to changes in the shape of the base curve, with high potential in energy absorption through the adjustment of their ...
Alberto Álvarez‐Trejo   +2 more
wiley   +1 more source

A mathematical representation of biological variability in medical images [PDF]

open access: yesQuarterly of Applied Mathematics, 2003
Medical image ensembles exhibit variability and it is the aim of computational anatomy to represent such variabilities mathematically and to exploit these knowledge representations by inference algorithms implemented through code. The variability is caused by several factors and our pattern theoretic approach rests on the assumption that they can be ...
openaire   +1 more source

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