Results 51 to 60 of about 10,542,712 (237)

Perbandingan Pembobotan Term Frequency-Inverse Document dan Term Frequency-Relevant Frequency Terhadap Fitur N-Gram pada Analisis Sentimen. [PDF]

open access: yes, 2021
Analisis sentimen merupakan salah satu metode yang digunakan untuk mengekstrak sentimen dalam kalimat berdasarkan isinya. Analisis sentimen merupakan salah satu metode dalam text mining yang menggunakan proses text preprocessing yang setelahnya ...
Ramadhan, Randy
core  

OntOMat: Toward Ontology‐Based Product and Process Design Engineering and Optimization Solutions Fueling Circular Value Chains

open access: yesAdvanced Engineering Materials, EarlyView.
The OntOMat ontology establishes a structured framework for polymer matrix fiber reinforced composite materials, integrating manufacturing processes, characterization methods, and multiscale design through the VDI/VDE 3682 formalized process description standard.
Nicolas Christ   +19 more
wiley   +1 more source

Applications of physical methods in high-frequency futures markets [PDF]

open access: yes, 2007
In the present work we demonstrate the application of different physical methods to high-frequency or tick-by-tick financial time series data. In particular, we calculate the Hurst exponent and inverse statistics for the price time series taken from a ...
Bartolozzi, M.   +13 more
core   +1 more source

Superlubricity and Corrosion Inhibition Properties of Solvate Ionic Liquids in Hybrid Carbon Fiber Reinforced Plastic–Steel Interfaces

open access: yesAdvanced Engineering Materials, EarlyView.
Solvate ionic liquids lubrication reduced the coefficient of friction by ∼60% compared to dry sliding, reaching steady‐state values as low as 0.04–0.05. Corrosion weight‐loss measurements in 1 M HCl further demonstrated significant inhibition behavior, with only 100 ppm of [Li(G3)][TFSI] (∼68.5 μL/L) reducing corrosion‐product weight loss by 63 ...
Sameh Dabees   +6 more
wiley   +1 more source

Adaptive Foam 3D Printing of Ultralight and Multifunctional Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Adaptive foam 3D printing, enabled by expandable microspheres, imparts cellular structures to thermoplastic and thermosetting polymers, manufactured through a variety of processes including fused filament fabrication, direct ink writing, digital light processing, and inkjet printing.
Nariman Rajabifar, Amir Ameli
wiley   +1 more source

Feature selection to enhance android malware detection using modified term frequency-inverse document frequency (MTF-IDF) [PDF]

open access: yes, 2019
This research synthesizes an evaluation of feature selection algorithm by utilizing Term Frequency-Inverse Document Frequency (TF-IDF) as the main algorithm in Android malware detection.
Mazlan, Nurul Hidayah
core   +1 more source

Remembering 'zeal' but not 'thing':reverse frequency effects as a consequence of deregulated semantic processing [PDF]

open access: yes, 2011
More efficient processing of high frequency (HF) words is a ubiquitous finding in healthy individuals, yet frequency effects are often small or absent in stroke aphasia.
Paul Hoffman   +7 more
core   +1 more source

Discrepancies Between Micro Versus Macroscale Viscoelastic Properties in a Microplastic‐Tissue Composite Model

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the discrepancies between bulk mechanics and spatial mapping in a tissue‐mimetic hydrogel model. Microplastic particles create localized stiff mechanical microenvironments that are detectable by cellular‐scale nanoindentation but leave bulk properties unchanged as measured by rheology.
Ahron T. Verschleisser   +3 more
wiley   +1 more source

Text Summarization Menggunakan Fuzzy System Berdasarkan Term Frequency dan Inverse Document Frequency [PDF]

open access: yes, 2017
Text Summarization merupakan metode untuk melakukan peringkasan teks agar mendapatkan teks atau bacaan yang lebih pendek. Dengan melakukan Text Summarization, intisari dari sebuah teks atau bacaan akan lebih mudah didapatkan misalnya teks dalam bidang ...
CHARLES DANIEL PANJAITAN
core  

Entropy‐Driven Design of Low‐Melting‐Point Alloys via Compositionally Complex Strategy

open access: yesAdvanced Engineering Materials, EarlyView.
Conventional low‐melting‐point alloys (LMPAs) are limited by a narrow compositional space and inherent property trade‐offs. This review presents an entropy‐driven design strategy that overcomes these limitations, ushering in a new class of low‐melting‐point compositionally complex alloys (LMCCAs).
Yinghui Shang   +6 more
wiley   +1 more source

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