a graph of the density of a particular photographic material plotted against the logarithm of the exposure producing this density
characteristic curve in American English
noun
Photography
a graph used in sensitometry to show the relationship between exposure time and image density under constant developing conditions
Also called: sensitometric curve
Word origin
[1900–05]This word is first recorded in the period 1900–05. Other words that entered Englishat around the same time include: burnout, decompression, hookup, hormone, internship
Examples of 'characteristic curve' in a sentence
characteristic curve
The model turbine's characteristic curve was drawn.
Chunxia Yang, Yuan Zheng, Lingyu Li 2014, 'Optimization Design and Performance Analysis of a Pit Turbine with Ultralow Head',Advances in Mechanical Engineeringhttp://ade.sagepub.com/content/6/10.1155_2014/401093.full.pdf. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
We call this characteristic curve a “square curve”.
Soren Ventegodt, Niels JØrgen Andersen, Joav Merrick 2003, 'The Square Curve Paradigm for Research in Alternative, Complementary, and HolisticMedicine: A Cost-Effective, Easy, and Scientifically Valid Design for Evidence-BasedMedicine and Quality Improvement', The Scientific World Journalhttp://dx.doi.org/10.1100/tsw.2003.97. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Cutoffs were determined by receiver operating characteristic curve analyses.
Julia Boegli, Colin C. Schwarzwald, Katharyn J. Mitchell 2019, 'Diagnostic value of noninvasive pulse pressure measurements in Warmblood horses withaortic regurgitation', Journal of Veterinary Internal Medicinehttps://doi.org/10.1111/jvim.15494. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The area under the receiver operation characteristic curve was 0.86.
Sekiguchi Yasufumi, Sekiguchi Miho, Otani Koji, Kikuchi Shin-ichi, Kobayashi Hiroshi,Konno Shin-ichi 2010, 'Development of a self-administered questionnaire to screen patients for cervical myelopathy',BMC Musculoskeletal Disordershttp://www.biomedcentral.com/1471-2474/11/268. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
A receiver operating characteristic curve analysis was carried out.
Zhang DY, Liu Z, Lu Z, Sun WL, Ma X, Zhang P, Wu BQ, Cui PY 2018, 'Lentivirus-mediated overexpression of HSDL2 suppresses cell proliferation and inducesapoptosis in cholangiocarcinoma', OncoTargets and Therapyhttps://www.dovepress.com/lentivirus-mediated-overexpression-of-hsdl2-suppresses-cell-proliferat-peer-reviewed-article-OTT. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
A receiver operating characteristic curve was used for analysis.
Pongdhep Theerawit, Dararat Eksombatchai, Yuda Sutherasan, Thitiporn Suwatanapongched,Charn Kiatboonsri, Sumalee Kiatboonsri 2018, 'Diaphragmatic parameters by ultrasonography for predicting weaning outcomes', BMC Pulmonary Medicinehttp://link.springer.com/article/10.1186/s12890-018-0739-9. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Cut-off points were calculated using receiver operating characteristic curve.
Alireza Ashraf, Abbas Daghaghzadeh, Mahshid Naseri, Aref Nasiri, Maryam Fakheri 2013, 'A study of interpolation method in diagnosis of carpal tunnel syndrome', Annals of Indian Academy of Neurologyhttp://www.annalsofian.org/article.asp?issn=0972-2327;year=2013;volume=16;issue=4;spage=623;epage=626;aulast=Ashraf. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Their diagnostic performance was evaluated by receiver operating characteristic curve.
Cui ZJ, Xie XL, Qi W, Yang YC, Bai Y, Han J, Ding Q, Jiang HQ 2019, 'Cell-free miR-17-5p as a diagnostic biomarker for gastric cancer inhibits dendriticcell maturation', OncoTargets and Therapyhttps://www.dovepress.com/cell-free-mir-17-5p-as-a-diagnostic-biomarker-for-gastric-cancer-inhib-peer-reviewed-article-OTT. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)