You are on the new improved site. You can view the old site in view-only mode here until June 27, 2026

Filter Results

Search all journals

Enter search terms…

Advanced search

/

About

About Sage
About Sage Journals
Privacy Policy
Terms of Use
Contact Us
Help

Information for

Authors
Editors
Librarians
Researchers
Reviewers
Frequently asked questions

Copyright © 2026 by Sage Publications.京ICP备09090397号-11

Search results

Search results page

Articles (2695)

Journals (0)

1-10 of 2695 results for reflectance ratio

Sort by:

Relevance

Select all

Select all

Sort by:

Relevance

Select article: A new illumination normalization framework via homomorphic filtering and reflectance ratio in DWT domain for face recognition

Retricted access

Research article

First published 2018-11-20

A new illumination normalization framework via homomorphic filtering and reflectance ratio in DWT domain for face recognition

Jyotsna Yadav, Navin Rajpal, Rajesh Mehta

Journal of Intelligent & Fuzzy Systems: Applications in Engineering and Technology

Select article: Skewed Sex Ratio and Migrant Brides in Haryana: Reflections from the Field

Retricted access

Research article

First published 2013-3

Skewed Sex Ratio and Migrant Brides in Haryana: Reflections from the Field

Sonali Mukherjee

Social Change

Select article: Comparison of the Amide I/II Intensity Ratio of Solution and Solid-State Proteins Sampled by Transmission,Attenuated Total Reflectance,and Diffuse Reflectance Spectrometry

Retricted access

Research article

First published 1993-5

Comparison of the Amide I/II Intensity Ratio of Solution and Solid-State Proteins Sampled by Transmission,Attenuated Total Reflectance,and Diffuse Reflectance Spectrometry

Kenneth P. Ishida, Peter R. Griffiths

Applied Spectroscopy

Select article: Reliability of the Artemisia /Chenopodiaceae pollen ratio in differentiating vegetation and reflecting moisture in arid and semi-arid China

Retricted access

Research article

First published 2020-6

Reliability of the Artemisia /Chenopodiaceae pollen ratio in differentiating vegetation and reflecting moisture in arid and semi-arid China

Yuan Wang, Wei Wang, Lina Liu [...]

The Holocene

Select article: Determination of Noise-Free Optical Constants in the Infrared by Kramers—Kronig Transformation of the Reflectance Ratio in s - and p -Polarization

Retricted access

Research article

First published 2010-6

Determination of Noise-Free Optical Constants in the Infrared by Kramers—Kronig Transformation of the Reflectance Ratio in s - and p -Polarization

Eduard Gilli, Robert Schennach

Applied Spectroscopy

Select article: The TEG6s-Derived R ratio accurately reflects the anti-Xa level after cardiac surgery: A proof-of-concept study

Retricted access

Research article

First published 2025

The TEG6s-Derived R ratio accurately reflects the anti-Xa level after cardiac surgery: A proof-of-concept study

Takahiro Tamura, Tatsuro Yokoyama

Perfusion

Select article: Theoretical study of P1 wave passing through a double-layer wave impeding block in the unsaturated soil

Retricted access

Research article

First published 2023-10

Theoretical study of P1 wave passing through a double-layer wave impeding block in the unsaturated soil

Qiang Ma, Jinhui Shu

Journal of Vibration and Control

Select article: Antarctic sea ice detection using a shipborne GPS reflectometry setup

Open access

Research article

First published 2021-5

Antarctic sea ice detection using a shipborne GPS reflectometry setup

Yun Zhang, Dehao Ma, Wanting Meng [...]

Measurement and Control

Select article: Passionately Seeking the Truth: Unpunctual Protestant Reflections on Fides et Ratio 1

Retricted access

Other

First published 2002-5

Passionately Seeking the Truth: Unpunctual Protestant Reflections on Fides et Ratio 1

J. Daryl Charles

Pro Ecclesia: A Journal of Catholic and Evangelical Theology

Select article: Retrieval of sea ice thickness using global navigation satellite system reflected signals

Open access

Research article

First published 2019-9

Retrieval of sea ice thickness using global navigation satellite system reflected signals

Hongxing Gao, Dongkai Yang, Qiang Wang

Measurement and Control

1
2
3
•••
270
10 / page

Article type

Publication date

Subjects

Access